Profiling results
-----------------
  Total cpu time observed: 73066ms (out of 73792ms)
  Number of samples taken: 242 (once every 302ms)
  (Hiding functions with self<1.0% and local<2.0%: 3 of 184 hidden)

==========================================================================
                                  Caller
  Idx    Total        Self      Name+src                            Local%
         ms(pct)      ms(pct)     Callee
==========================================================================
                                  run [15]                           50.0%
  [1] 73066(100.0%)    0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                                  profile-thunk16 [8]                50.0%
                                  run-improve40 [9]                  24.7%
                                  oracle-error [10]                  11.8%
                                  loop [18]                           9.9%
                                  errors [53]                         1.2%
                                  eval-errors [76]                    1.2%
                                  get-final-combination [11]          0.9%
                                  baseline-error [12]                 0.2%
--------------------------------------------------------------------------
                                  loop [110]                        100.0%
  [2]  9512(13.0%)     0(0.0%)  composed ...ollects/racket/private/list.rkt:321:16
                                  ??? [127]                         100.0%
--------------------------------------------------------------------------
                                  map [98]                           24.8%
                                  loop [111]                         75.2%
  [3]  1090(1.5%)      0(0.0%)  ??? .../herbie/develop/src/core/localize.rkt:43:32
                                  ??? [134]                          74.7%
                                  ??? [136]                          25.3%
--------------------------------------------------------------------------
                                  match-e [84]                      100.0%
  [4]   288(0.4%)      0(0.0%)  variable? .../develop/src/syntax/syntax.rkt:1159:0
                                  ??? [32]                          100.0%
--------------------------------------------------------------------------
                                  loop [181]                        100.0%
  [5]   280(0.4%)      0(0.0%)  stx-pair? .../collects/racket/private/stx.rkt:40:4
                                  syntax-e [149]                    100.0%
--------------------------------------------------------------------------
                                  for-loop [138]                    100.0%
  [6]   266(0.4%)      0(0.0%)  expand-implicit (unknown source)
                                  resolve+shift28 [13]              100.0%
--------------------------------------------------------------------------
                                  matcher [74]                      100.0%
  [7]   256(0.4%)      0(0.0%)  ??? .../herbie/develop/src/core/matcher.rkt:175:11
                                  for-loop [14]                     100.0%
--------------------------------------------------------------------------
                                  ??? [1]                           100.0%
  [8] 73066(100.0%)    0(0.0%)  profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0
                                  run [15]                          100.0%
--------------------------------------------------------------------------
                                  ??? [1]                           100.0%
  [9] 36114(49.4%)     0(0.0%)  run-improve40 ...ie/develop/src/mainloop.rkt:340:0
                                  for-loop [16]                      85.1%
                                  simplify! [24]                     14.1%
                                  loop [18]                           0.8%
--------------------------------------------------------------------------
                                  ??? [1]                           100.0%
 [10] 17276(23.6%)     0(0.0%)  oracle-error ...erbie/develop/src/points.rkt:212:0
                                  for-loop [17]                     100.0%
--------------------------------------------------------------------------
                                  ??? [1]                           100.0%
 [11]  1314(1.8%)      0(0.0%)  get-final-combination ...op/src/mainloop.rkt:361:0
                                  infer-splitpoints [19]            100.0%
--------------------------------------------------------------------------
                                  ??? [1]                           100.0%
 [12]   304(0.4%)      0(0.0%)  baseline-error ...bie/develop/src/points.rkt:216:0
                                  loop [56]                         100.0%
--------------------------------------------------------------------------
                                  expand-implicit [6]               100.0%
 [13]   266(0.4%)      0(0.0%)  resolve+shift28 (unknown source)
                                  fallback-loop [20]                100.0%
--------------------------------------------------------------------------
                                  ??? [7]                           100.0%
 [14]   256(0.4%)      0(0.0%)  for-loop ...ie/develop/src/core/matcher.rkt:179:21
                                  matcher [74]                      100.0%
--------------------------------------------------------------------------
                                  profile-thunk16 [8]               100.0%
 [15] 73066(100.0%)    0(0.0%)  run ...et-7.0/share/pkgs/profile-lib/main.rkt:39:2
                                  ??? [1]                           100.0%
--------------------------------------------------------------------------
                                  run-improve40 [9]                 100.0%
 [16] 30732(42.1%)     0(0.0%)  for-loop .../herbie/develop/src/mainloop.rkt:355:4
                                  run-iter! [21]                    100.0%
--------------------------------------------------------------------------
                                  oracle-error [10]                 100.0%
 [17] 17276(23.6%)     0(0.0%)  for-loop ...es/herbie/develop/src/points.rkt:213:2
                                  loop [110]                         56.6%
                                  map [98]                           43.4%
--------------------------------------------------------------------------
                                  run-improve40 [9]                   1.9%
                                  ??? [1]                            98.1%
 [18] 14716(20.1%)     0(0.0%)  loop ...htlies/herbie/develop/src/points.rkt:303:2
                                  loop [26]                          71.0%
                                  loop [22]                          29.0%
--------------------------------------------------------------------------
                                  get-final-combination [11]        100.0%
 [19]  1314(1.8%)      0(0.0%)  infer-splitpoints ...lop/src/core/regimes.rkt:34:0
                                  for-loop [23]                     100.0%
--------------------------------------------------------------------------
                                  resolve+shift28 [13]              100.0%
 [20]   266(0.4%)      0(0.0%)  fallback-loop (unknown source)
                                  for-loop [138]                    100.0%
--------------------------------------------------------------------------
                                  for-loop [16]                     100.0%
 [21] 30732(42.1%)     0(0.0%)  run-iter! ...herbie/develop/src/mainloop.rkt:321:0
                                  finalize-iter! [25]                43.9%
                                  simplify! [24]                     31.2%
                                  localize! [27]                     19.7%
                                  choose-best-alt! [29]               4.4%
                                  gen-rewrites! [31]                  0.8%
--------------------------------------------------------------------------
                                  loop [18]                         100.0%
 [22]  4266(5.8%)      0(0.0%)  loop ...htlies/herbie/develop/src/points.rkt:264:2
                                  loop [26]                          64.2%
                                  make-exacts-walkup [28]            35.8%
--------------------------------------------------------------------------
                                  infer-splitpoints [19]            100.0%
 [23]  1314(1.8%)      0(0.0%)  for-loop ...rbie/develop/src/core/regimes.rkt:46:6
                                  option-on-expr [30]               100.0%
--------------------------------------------------------------------------
                                  run-improve40 [9]                  34.8%
                                  run-iter! [21]                     65.2%
 [24] 14676(20.1%)     0(0.0%)  simplify! ...herbie/develop/src/mainloop.rkt:217:0
                                  ??? [33]                          100.0%
--------------------------------------------------------------------------
                                  run-iter! [21]                    100.0%
 [25] 13502(18.5%)     0(0.0%)  finalize-iter! ...e/develop/src/mainloop.rkt:272:0
                                  ??? [32]                          100.0%
--------------------------------------------------------------------------
                                  loop [22]                          20.8%
                                  loop [18]                          79.2%
 [26] 13190(18.1%)   362(0.5%)  loop ...htlies/herbie/develop/src/points.rkt:247:4
                                  loop [110]                         97.3%
--------------------------------------------------------------------------
                                  run-iter! [21]                    100.0%
 [27]  6052(8.3%)      0(0.0%)  localize! ...herbie/develop/src/mainloop.rkt:120:0
                                  localize-error [34]               100.0%
--------------------------------------------------------------------------
                                  loop [22]                         100.0%
 [28]  1526(2.1%)      0(0.0%)  make-exacts-walkup ...develop/src/points.rkt:244:0
                                  loop [110]                        100.0%
--------------------------------------------------------------------------
                                  run-iter! [21]                    100.0%
 [29]  1348(1.8%)      0(0.0%)  choose-best-alt! ...develop/src/mainloop.rkt:111:0
                                  ??? [32]                          100.0%
--------------------------------------------------------------------------
                                  for-loop [23]                     100.0%
 [30]  1314(1.8%)      0(0.0%)  option-on-expr ...velop/src/core/regimes.rkt:150:0
                                  sort-context-on-expr [35]          40.6%
                                  for-loop [36]                      40.0%
                                  err-lsts->split-indices [38]       19.3%
--------------------------------------------------------------------------
                                  run-iter! [21]                    100.0%
 [31]   256(0.4%)      0(0.0%)  gen-rewrites! ...ie/develop/src/mainloop.rkt:176:0
                                  for-loop [37]                     100.0%
--------------------------------------------------------------------------
                                  variable? [4]                       1.9%
                                  choose-best-alt! [29]               8.9%
                                  finalize-iter! [25]                89.2%
 [32] 15138(20.7%)   288(0.4%)  ??? ...contract/private/arrow-val-first.rkt:388:18
                                  for-loop [39]                      89.2%
                                  ??? [42]                            8.9%
--------------------------------------------------------------------------
                                  simplify! [24]                    100.0%
 [33] 14676(20.1%)     0(0.0%)  ??? ...s/herbie/develop/src/core/simplify.rkt:26:0
                                  for-loop [40]                      43.0%
                                  one-iter [47]                      36.1%
                                  loop [41]                          19.2%
                                  loop [110]                          1.8%
--------------------------------------------------------------------------
                                  localize! [27]                    100.0%
 [34]  6052(8.3%)      0(0.0%)  localize-error ...velop/src/core/localize.rkt:52:0
                                  hash-ref! [82]                    100.0%
--------------------------------------------------------------------------
                                  option-on-expr [30]               100.0%
 [35]   534(0.7%)      0(0.0%)  sort-context-on-expr ...src/core/regimes.rkt:145:0
                                  ??? [43]                          100.0%
--------------------------------------------------------------------------
                                  option-on-expr [30]               100.0%
 [36]   526(0.7%)      0(0.0%)  for-loop ...bie/develop/src/core/regimes.rkt:158:4
                                  errors [53]                       100.0%
--------------------------------------------------------------------------
                                  gen-rewrites! [31]                100.0%
 [37]   256(0.4%)      0(0.0%)  for-loop ...herbie/develop/src/mainloop.rkt:184:11
                                  rewrite-expression-head20 [44]    100.0%
--------------------------------------------------------------------------
                                  option-on-expr [30]               100.0%
 [38]   254(0.3%)      0(0.0%)  err-lsts->split-indices .../core/regimes.rkt:282:0
                                  loop [45]                         100.0%
--------------------------------------------------------------------------
                                  ??? [32]                          100.0%
 [39] 13502(18.5%)     0(0.0%)  for-loop ...ie/develop/src/core/alt-table.rkt:56:2
                                  atab-add-altn [46]                 94.0%
                                  loop [49]                           6.0%
--------------------------------------------------------------------------
                                  ??? [33]                          100.0%
 [40]  6308(8.6%)      0(0.0%)  for-loop ...bie/develop/src/core/simplify.rkt:33:2
                                  one-iter [47]                     100.0%
--------------------------------------------------------------------------
                                  ??? [33]                          100.0%
 [41]  2814(3.9%)      0(0.0%)  loop ...herbie/develop/src/core/simplify.rkt:143:2
                                  for-loop [48]                     100.0%
--------------------------------------------------------------------------
                                  ??? [32]                          100.0%
 [42]  1348(1.8%)      0(0.0%)  ??? .../herbie/develop/src/core/alt-table.rkt:59:0
                                  ??? [134]                         100.0%
--------------------------------------------------------------------------
                                  sort-context-on-expr [35]         100.0%
 [43]   534(0.7%)      0(0.0%)  ??? ...-7.0/collects/racket/private/sort.rkt:369:3
                                  generic-sort/key [50]             100.0%
--------------------------------------------------------------------------
                                  for-loop [37]                     100.0%
 [44]   256(0.4%)      0(0.0%)  rewrite-expression-head20 ...ore/matcher.rkt:126:0
                                  rewriter [51]                     100.0%
--------------------------------------------------------------------------
                                  err-lsts->split-indices [38]      100.0%
 [45]   254(0.3%)      0(0.0%)  loop .../herbie/develop/src/core/regimes.rkt:333:4
                                  for-loop [52]                     100.0%
--------------------------------------------------------------------------
                                  for-loop [39]                     100.0%
 [46] 12690(17.4%)   250(0.3%)  atab-add-altn ...elop/src/core/alt-table.rkt:202:0
                                  errors [53]                        98.0%
--------------------------------------------------------------------------
                                  ??? [33]                           45.6%
                                  for-loop [40]                      54.4%
 [47] 11602(15.9%)     0(0.0%)  one-iter ...bie/develop/src/core/simplify.rkt:86:0
                                  for-loop [54]                      51.9%
                                  find-matches [55]                  43.6%
                                  for-loop [59]                       4.4%
--------------------------------------------------------------------------
                                  loop [41]                         100.0%
 [48]  2814(3.9%)      0(0.0%)  for-loop ...ie/develop/src/core/simplify.rkt:149:4
                                  loop [56]                          50.2%
                                  argmin [57]                        19.8%
                                  for-loop [58]                      19.0%
                                  expression-cost [67]               11.0%
--------------------------------------------------------------------------
                                  for-loop [39]                     100.0%
 [49]   812(1.1%)      0(0.0%)  loop ...erbie/develop/src/core/alt-table.rkt:176:2
                                  map [98]                           65.5%
                                  loop [60]                          34.5%
--------------------------------------------------------------------------
                                  ??? [43]                          100.0%
 [50]   534(0.7%)      0(0.0%)  generic-sort/key .../racket/private/sort.rkt:156:2
                                  copying-mergesort [61]             51.7%
                                  loop [70]                          48.3%
--------------------------------------------------------------------------
                                  rewrite-expression-head20 [44]     33.3%
                                  matcher [74]                       66.7%
 [51]   256(0.4%)    256(0.4%)  rewriter ...bie/develop/src/core/matcher.rkt:128:2
                                  for-loop [62]                      66.7%
--------------------------------------------------------------------------
                                  loop [45]                         100.0%
 [52]   254(0.3%)      0(0.0%)  for-loop ...bie/develop/src/core/regimes.rkt:298:4
                                  for-loop [63]                     100.0%
--------------------------------------------------------------------------
                                  for-loop [36]                       3.3%
                                  ??? [166]                           8.4%
                                  ??? [1]                            11.3%
                                  atab-add-altn [46]                 77.1%
 [53] 16136(22.1%)     0(0.0%)  errors ...lies/herbie/develop/src/points.rkt:228:0
                                  for-loop [64]                      93.3%
                                  eval-prog [68]                      6.7%
--------------------------------------------------------------------------
                                  one-iter [47]                     100.0%
 [54]  6026(8.2%)      0(0.0%)  for-loop ...bie/develop/src/core/simplify.rkt:95:2
                                  loop [65]                         100.0%
--------------------------------------------------------------------------
                                  one-iter [47]                     100.0%
 [55]  5060(6.9%)      0(0.0%)  find-matches ...develop/src/core/simplify.rkt:56:0
                                  for-loop [66]                     100.0%
--------------------------------------------------------------------------
                                  baseline-error [12]                17.7%
                                  for-loop [48]                      82.3%
 [56]  1716(2.3%)      0(0.0%)  loop .../racket-7.0/collects/racket/list.rkt:751:4
                                  expression-cost [67]               67.7%
                                  ??? [72]                           17.7%
                                  for-loop [69]                      14.6%
--------------------------------------------------------------------------
                                  for-loop [48]                     100.0%
 [57]   556(0.8%)      0(0.0%)  argmin ...acket-7.0/collects/racket/list.rkt:765:0
                                  for-loop [69]                     100.0%
--------------------------------------------------------------------------
                                  for-loop [48]                     100.0%
 [58]   536(0.7%)    250(0.3%)  for-loop ...e/develop/src/core/simplify.rkt:153:16
                                  for-loop [73]                      53.4%
--------------------------------------------------------------------------
                                  one-iter [47]                     100.0%
 [59]   516(0.7%)      0(0.0%)  for-loop ...ie/develop/src/core/simplify.rkt:111:2
                                  set-precompute! [71]              100.0%
--------------------------------------------------------------------------
                                  loop [49]                         100.0%
 [60]   280(0.4%)    280(0.4%)  loop ...-7.0/collects/racket/private/hash.rkt:20:4
--------------------------------------------------------------------------
                                  copying-mergesort [61]             50.0%
                                  generic-sort/key [50]              50.0%
 [61]   276(0.4%)      0(0.0%)  copying-mergesort ...racket/private/sort.rkt:129:8
                                  copying-mergesort [61]             50.0%
                                  loop [70]                          50.0%
--------------------------------------------------------------------------
                                  rewriter [51]                     100.0%
 [62]   256(0.4%)      0(0.0%)  for-loop ...ie/develop/src/core/matcher.rkt:131:10
                                  matcher [74]                      100.0%
--------------------------------------------------------------------------
                                  for-loop [52]                     100.0%
 [63]   254(0.3%)      0(0.0%)  for-loop ...bie/develop/src/core/regimes.rkt:302:8
                                  curried [105]                     100.0%
--------------------------------------------------------------------------
                                  errors [53]                       100.0%
 [64] 15060(20.6%)  1106(1.5%)  for-loop ...es/herbie/develop/src/points.rkt:230:2
                                  ??? [127]                          85.5%
                                  ulp-difference [128]                3.7%
                                  point-error [121]                   1.8%
                                  ??? [134]                           1.7%
--------------------------------------------------------------------------
                                  for-loop [54]                     100.0%
 [65]  6026(8.2%)      0(0.0%)  loop ...herbie/develop/src/core/simplify.rkt:100:4
                                  apply-match [75]                  100.0%
--------------------------------------------------------------------------
                                  for-loop [66]                      44.5%
                                  find-matches [55]                  55.5%
 [66]  5060(6.9%)   1368(1.9%)  for-loop ...bie/develop/src/core/simplify.rkt:58:8
                                  for-loop [66]                      44.5%
                                  match-e [84]                       36.5%
--------------------------------------------------------------------------
                                  for-loop [48]                      21.1%
                                  loop [56]                          78.9%
 [67]  1472(2.0%)      0(0.0%)  expression-cost .../develop/src/programs.rkt:204:0
                                  compile [77]                      100.0%
--------------------------------------------------------------------------
                                  errors [53]                       100.0%
 [68]  1076(1.5%)      0(0.0%)  eval-prog ...herbie/develop/src/programs.rkt:130:0
                                  temp68_2 [78]                     100.0%
--------------------------------------------------------------------------
                                  loop [56]                          31.0%
                                  argmin [57]                        69.0%
 [69]   806(1.1%)    276(0.4%)  for-loop .../herbie/develop/src/programs.rkt:205:2
                                  table-ref [79]                     65.8%
--------------------------------------------------------------------------
                                  generic-sort/key [50]              48.3%
                                  copying-mergesort [61]             51.7%
 [70]   534(0.7%)      0(0.0%)  loop ...7.0/collects/racket/private/sort.rkt:96:12
                                  </total [81]                       51.7%
                                  ??? [127]                          48.3%
--------------------------------------------------------------------------
                                  for-loop [59]                     100.0%
 [71]   516(0.7%)      0(0.0%)  set-precompute! ...lop/src/core/simplify.rkt:117:0
                                  for-loop [80]                     100.0%
--------------------------------------------------------------------------
                                  loop [56]                         100.0%
 [72]   304(0.4%)      0(0.0%)  ??? ...htlies/herbie/develop/src/points.rkt:217:27
                                  eval-errors [76]                  100.0%
--------------------------------------------------------------------------
                                  for-loop [58]                     100.0%
 [73]   286(0.4%)    286(0.4%)  for-loop ...e/develop/src/core/simplify.rkt:157:23
--------------------------------------------------------------------------
                                  for-loop [14]                      50.0%
                                  for-loop [62]                      50.0%
 [74]   256(0.4%)      0(0.0%)  matcher ...rbie/develop/src/core/matcher.rkt:163:2
                                  ??? [7]                            50.0%
                                  rewriter [51]                      50.0%
--------------------------------------------------------------------------
                                  loop [65]                         100.0%
 [75]  6026(8.2%)      0(0.0%)  apply-match .../develop/src/core/simplify.rkt:65:0
                                  for-loop [83]                      85.8%
                                  match-e [84]                       14.2%
--------------------------------------------------------------------------
                                  ??? [72]                           14.4%
                                  ??? [1]                            85.6%
 [76]  2104(2.9%)      0(0.0%)  eval-errors ...herbie/develop/src/points.rkt:203:0
                                  for-loop [85]                     100.0%
--------------------------------------------------------------------------
                                  expression-cost [67]              100.0%
 [77]  1472(2.0%)    310(0.4%)  compile ...s/herbie/develop/src/programs.rkt:181:0
                                  hash-ref! [82]                     78.9%
--------------------------------------------------------------------------
                                  eval-prog [68]                    100.0%
 [78]  1076(1.5%)      0(0.0%)  temp68_2 (unknown source)
                                  compile16 [86]                    100.0%
--------------------------------------------------------------------------
                                  for-loop [69]                     100.0%
 [79]   530(0.7%)    250(0.3%)  table-ref ...es/herbie/develop/src/common.rkt:42:0
                                  for-loop [87]                      52.8%
--------------------------------------------------------------------------
                                  set-precompute! [71]              100.0%
 [80]   516(0.7%)    254(0.3%)  for-loop ...ie/develop/src/core/simplify.rkt:119:2
                                  setfindf [88]                      50.8%
--------------------------------------------------------------------------
                                  loop [70]                         100.0%
 [81]   276(0.4%)    276(0.4%)  </total ...lies/herbie/develop/src/float.rkt:107:0
--------------------------------------------------------------------------
                                  compile [77]                        7.1%
                                  ??? [94]                            9.0%
                                  loop [110]                         16.8%
                                  localize-error [34]                27.6%
                                  map [98]                           39.5%
 [82]  7214(9.9%)   1162(1.6%)  hash-ref! .../racket/private/more-scheme.rkt:376:2
                                  parse-loop15 [89]                  50.6%
                                  f9 [90]                            33.3%
                                  ??? [94]                            9.0%
--------------------------------------------------------------------------
                                  apply-match [75]                  100.0%
 [83]  5168(7.1%)      0(0.0%)  for-loop ...bie/develop/src/core/simplify.rkt:78:2
                                  merge-egraph-nodes! [92]           43.9%
                                  dedup-children! [100]              33.2%
                                  substitute-e [95]                  16.9%
                                  mk-enode! [116]                     6.0%
--------------------------------------------------------------------------
                                  apply-match [75]                   12.5%
                                  for-loop [99]                      26.5%
                                  for-loop [66]                      61.0%
 [84]  4550(6.2%)    814(1.1%)  match-e ...herbie/develop/src/core/ematch.rkt:39:0
                                  for-loop [91]                      74.5%
                                  make-sequence [97]                  5.5%
                                  variable? [4]                       2.1%
--------------------------------------------------------------------------
                                  eval-errors [76]                  100.0%
 [85]  2104(2.9%)      0(0.0%)  for-loop ...es/herbie/develop/src/points.rkt:205:2
                                  ??? [127]                          85.6%
                                  ??? [134]                          14.4%
--------------------------------------------------------------------------
                                  temp68_2 [78]                     100.0%
 [86]  1076(1.5%)      0(0.0%)  compile16 (unknown source)
                                  temp74_0 [93]                     100.0%
--------------------------------------------------------------------------
                                  table-ref [79]                    100.0%
 [87]   280(0.4%)    280(0.4%)  for-loop ...ies/herbie/develop/src/common.rkt:44:4
--------------------------------------------------------------------------
                                  for-loop [80]                     100.0%
 [88]   262(0.4%)      0(0.0%)  setfindf ...es/herbie/develop/src/common.rkt:139:0
                                  for-loop [96]                     100.0%
--------------------------------------------------------------------------
                                  hash-ref! [82]                    100.0%
 [89]  5752(7.9%)      0(0.0%)  parse-loop15 ...s/racket/match/compiler.rkt:418:15
                                  map [98]                           48.4%
                                  loop [110]                         45.4%
                                  loop [111]                          6.2%
--------------------------------------------------------------------------
                                  ulp-difference [128]                5.2%
                                  hash-ref! [82]                     94.8%
 [90]  5152(7.1%)    268(0.4%)  f9 ....0/collects/racket/match/compiler.rkt:507:40
                                  map [98]                           94.8%
--------------------------------------------------------------------------
                                  match-e [84]                      100.0%
 [91]  3486(4.8%)   1730(2.4%)  for-loop ...rbie/develop/src/core/ematch.rkt:52:11
                                  for-loop [99]                      46.6%
                                  cp-2 [107]                          8.0%
                                  curried [105]                       4.5%
                                  loop [106]                          4.3%
                                  cartesian-product [109]             3.6%
--------------------------------------------------------------------------
                                  merge-egraph-nodes! [92]           10.5%
                                  for-loop [104]                     15.4%
                                  for-loop [83]                      74.1%
 [92]  2268(3.1%)      0(0.0%)  merge-egraph-nodes! ...p/src/core/egraph.rkt:145:0
                                  dedup-children! [100]              26.3%
                                  update-leader! [102]               24.0%
                                  loop! [120]                        23.8%
                                  for-loop [104]                     15.4%
                                  merge-egraph-nodes! [92]           10.5%
--------------------------------------------------------------------------
                                  compile16 [86]                    100.0%
 [93]  1076(1.5%)      0(0.0%)  temp74_0 (unknown source)
                                  expand-single [103]                74.0%
                                  compile-top9 [108]                 26.0%
--------------------------------------------------------------------------
                                  hash-ref! [82]                    100.0%
 [94]   900(1.2%)      0(0.0%)  ??? ...tlies/herbie/develop/src/programs.rkt:189:5
                                  hash-ref! [82]                    100.0%
--------------------------------------------------------------------------
                                  for-loop [101]                     33.3%
                                  for-loop [83]                      66.7%
 [95]   872(1.2%)    580(0.8%)  substitute-e ...e/develop/src/core/ematch.rkt:64:0
                                  for-loop [101]                     66.7%
--------------------------------------------------------------------------
                                  setfindf [88]                     100.0%
 [96]   262(0.4%)    262(0.4%)  for-loop ...es/herbie/develop/src/common.rkt:140:2
--------------------------------------------------------------------------
                                  match-e [84]                      100.0%
 [97]   250(0.3%)    250(0.3%)  make-sequence ...ects/racket/private/for.rkt:528:2
--------------------------------------------------------------------------
                                  loop [49]                           3.9%
                                  parse-loop15 [89]                  11.0%
                                  loop [110]                         12.2%
                                  f9 [90]                            18.6%
                                  for-loop [17]                      54.4%
 [98] 13782(18.9%)     0(0.0%)  map ...t-7.0/collects/racket/private/map.rkt:35:13
                                  loop [110]                         38.5%
                                  hash-ref! [82]                     24.3%
                                  ??? [119]                          19.6%
                                  ??? [134]                          11.0%
                                  loop [111]                          2.7%
                                  point-error [121]                   2.2%
                                  ??? [136]                           1.2%
                                  ??? [3]                             0.7%
--------------------------------------------------------------------------
                                  for-loop [91]                     100.0%
 [99]  2638(3.6%)    324(0.4%)  for-loop ...rbie/develop/src/core/ematch.rkt:58:37
                                  match-e [84]                       87.7%
--------------------------------------------------------------------------
                                  merge-egraph-nodes! [92]           25.8%
                                  for-loop [83]                      74.2%
[100]  2314(3.2%)      0(0.0%)  dedup-children! ...evelop/src/core/enode.rkt:199:0
                                  loop [112]                         51.4%
                                  loop [113]                         48.6%
--------------------------------------------------------------------------
                                  substitute-e [95]                 100.0%
[101]   872(1.2%)      0(0.0%)  for-loop ...rbie/develop/src/core/ematch.rkt:73:24
                                  substitute-e [95]                  66.5%
                                  mk-enode! [116]                    33.5%
--------------------------------------------------------------------------
                                  merge-egraph-nodes! [92]          100.0%
[102]   802(1.1%)      0(0.0%)  update-leader! ...evelop/src/core/egraph.rkt:213:0
                                  for-loop [114]                    100.0%
--------------------------------------------------------------------------
                                  temp74_0 [93]                     100.0%
[103]   796(1.1%)      0(0.0%)  expand-single (unknown source)
                                  expand-capturing-lifts [115]      100.0%
--------------------------------------------------------------------------
                                  merge-egraph-nodes! [92]          100.0%
[104]   792(1.1%)      0(0.0%)  for-loop ...rbie/develop/src/core/egraph.rkt:199:4
                                  merge-egraph-nodes! [92]          100.0%
--------------------------------------------------------------------------
                                  for-loop [63]                      44.7%
                                  for-loop [91]                      55.3%
[105]   568(0.8%)    568(0.8%)  curried ...-7.0/collects/racket/function.rkt:71:18
--------------------------------------------------------------------------
                                  for-loop [91]                     100.0%
[106]   298(0.4%)    298(0.4%)  loop ...cket-7.0/collects/racket/function.rkt:53:6
--------------------------------------------------------------------------
                                  for-loop [91]                     100.0%
[107]   280(0.4%)      0(0.0%)  cp-2 .../racket-7.0/collects/racket/list.rkt:826:2
                                  for-loop [117]                    100.0%
--------------------------------------------------------------------------
                                  temp74_0 [93]                     100.0%
[108]   280(0.4%)      0(0.0%)  compile-top9 (unknown source)
                                  compile-forms31 [118]             100.0%
--------------------------------------------------------------------------
                                  for-loop [91]                     100.0%
[109]   252(0.3%)    252(0.3%)  cartesian-product ...ollects/racket/list.rkt:822:0
--------------------------------------------------------------------------
                                  make-exacts-walkup [28]             0.0%
                                  ??? [33]                            0.1%
                                  loop [26]                           0.1%
                                  loop! [120]                         0.6%
                                  parse-loop15 [89]                   3.0%
                                  map [98]                           13.3%
                                  for-loop [17]                      16.0%
                                  loop [110]                         66.9%
[110] 34708(47.5%)   514(0.7%)  loop ...-7.0/collects/racket/private/map.rkt:40:19
                                  loop [110]                         66.9%
                                  ??? [119]                          15.2%
                                  ??? [127]                          13.0%
                                  hash-ref! [82]                      2.7%
                                  point-error [121]                   0.9%
                                  loop! [120]                         0.6%
                                  map [98]                            0.3%
                                  ??? [126]                           0.2%
                                  composed [2]                        0.1%
                                  ??? [134]                           0.0%
                                  big-posit16-mul [142]               0.0%
                                  ??? [136]                           0.0%
--------------------------------------------------------------------------
                                  parse-loop15 [89]                   1.6%
                                  map [98]                            2.3%
                                  loop [111]                         96.1%
[111]  1884(2.6%)      0(0.0%)  loop ...-7.0/collects/racket/private/map.rkt:54:19
                                  loop [111]                         96.1%
                                  ??? [3]                             2.3%
                                  ??? [134]                           1.2%
                                  ??? [136]                           0.4%
--------------------------------------------------------------------------
                                  dedup-children! [100]              22.0%
                                  loop [112]                         78.0%
[112]  1190(1.6%)      0(0.0%)  loop ...racket-7.0/collects/racket/list.rkt:417:34
                                  loop [112]                         78.0%
                                  loop [165]                         13.7%
                                  member [124]                        8.3%
--------------------------------------------------------------------------
                                  dedup-children! [100]               5.4%
                                  loop [113]                         94.6%
[113]  1124(1.5%)   1124(1.5%)  loop ...racket-7.0/collects/racket/list.rkt:434:17
                                  loop [113]                         94.6%
--------------------------------------------------------------------------
                                  update-leader! [102]              100.0%
[114]   802(1.1%)      0(0.0%)  for-loop ...rbie/develop/src/core/egraph.rkt:218:6
                                  hash-update! [122]                100.0%
--------------------------------------------------------------------------
                                  expand-single [103]               100.0%
[115]   796(1.1%)      0(0.0%)  expand-capturing-lifts (unknown source)
                                  lambda-clause-expander [123]      100.0%
--------------------------------------------------------------------------
                                  for-loop [101]                     48.5%
                                  for-loop [83]                      51.5%
[116]   602(0.8%)    602(0.8%)  mk-enode! ...rbie/develop/src/core/egraph.rkt:99:0
--------------------------------------------------------------------------
                                  cp-2 [107]                        100.0%
[117]   280(0.4%)    280(0.4%)  for-loop ...ket-7.0/collects/racket/list.rkt:827:4
--------------------------------------------------------------------------
                                  compile-top9 [108]                100.0%
[118]   280(0.4%)      0(0.0%)  compile-forms31 (unknown source)
                                  loop! [125]                       100.0%
--------------------------------------------------------------------------
                                  map [98]                           29.8%
                                  loop [110]                         70.2%
[119]  9052(12.4%)   324(0.4%)  ??? ...htlies/herbie/develop/src/points.rkt:214:26
                                  ??? [127]                          76.6%
                                  ??? [134]                          16.5%
                                  ??? [136]                           3.3%
--------------------------------------------------------------------------
                                  loop [110]                         33.2%
                                  merge-egraph-nodes! [92]           66.8%
[120]   870(1.2%)    302(0.4%)  loop! ...s/herbie/develop/src/core/enode.rkt:191:2
                                  custom-set-union [130]             49.4%
                                  loop [110]                         33.2%
--------------------------------------------------------------------------
                                  for-loop [64]                      30.9%
                                  loop [110]                         34.3%
                                  map [98]                           34.8%
[121]   868(1.2%)    298(0.4%)  point-error ...herbie/develop/src/points.rkt:195:0
                                  ulp-difference [128]               65.7%
--------------------------------------------------------------------------
                                  for-loop [114]                    100.0%
[122]   802(1.1%)      0(0.0%)  hash-update! ...cket/private/more-scheme.rkt:365:4
                                  ??? [129]                         100.0%
--------------------------------------------------------------------------
                                  expand-capturing-lifts [115]      100.0%
[123]   796(1.1%)      0(0.0%)  lambda-clause-expander (unknown source)
                                  finish-bodys [131]                 64.8%
                                  loop [165]                         35.2%
--------------------------------------------------------------------------
                                  loop [112]                        100.0%
[124]   296(0.4%)    296(0.4%)  member (unknown source)
--------------------------------------------------------------------------
                                  compile-forms31 [118]             100.0%
[125]   280(0.4%)      0(0.0%)  loop! (unknown source)
                                  for-loop [138]                    100.0%
--------------------------------------------------------------------------
                                  loop [110]                        100.0%
[126]   278(0.4%)      0(0.0%)  ??? ...erbie/develop/src/core/alt-table.rkt:193:30
                                  loop [132]                        100.0%
--------------------------------------------------------------------------
                                  loop [70]                           0.6%
                                  for-loop [85]                       4.3%
                                  ??? [119]                          16.7%
                                  composed [2]                       23.0%
                                  loop [110]                         24.3%
                                  for-loop [64]                      31.1%
[127] 41434(56.7%)   598(0.8%)  ??? ...tlies/herbie/develop/src/programs.rkt:146:2
                                  ??? [133]                          72.6%
                                  ->bf [135]                         12.4%
                                  ??? [134]                          10.7%
                                  ??? [136]                           2.8%
--------------------------------------------------------------------------
                                  for-loop [64]                      49.5%
                                  point-error [121]                  50.5%
[128]  1128(1.5%)    860(1.2%)  ulp-difference ...erbie/develop/src/float.rkt:14:0
                                  f9 [90]                            23.8%
--------------------------------------------------------------------------
                                  hash-update! [122]                100.0%
[129]   802(1.1%)      0(0.0%)  ??? ...s/herbie/develop/src/core/egraph.rkt:221:24
                                  for-loop [137]                    100.0%
--------------------------------------------------------------------------
                                  loop! [120]                       100.0%
[130]   568(0.8%)    276(0.4%)  custom-set-union ...et/private/set-types.rkt:168:0
                                  for-loop [139]                     51.4%
--------------------------------------------------------------------------
                                  lambda-clause-expander [123]        9.1%
                                  for-loop [138]                     90.9%
[131]   516(0.7%)      0(0.0%)  finish-bodys (unknown source)
                                  for-loop [138]                    100.0%
--------------------------------------------------------------------------
                                  ??? [126]                          33.3%
                                  loop [132]                         66.7%
[132]   278(0.4%)    278(0.4%)  loop ...7.0/collects/racket/private/list.rkt:82:16
                                  loop [132]                         66.7%
--------------------------------------------------------------------------
                                  ??? [127]                         100.0%
[133] 30090(41.2%)  5092(7.0%)  ??? ...t-7.0/collects/racket/private/kw.rkt:592:14
                                  create-quire1633 [140]             51.2%
                                  big-posit16-mul [142]              16.8%
                                  double->posit16 [152]               8.4%
                                  big-posit16-sub [146]               3.4%
                                  big-posit16-add [147]               2.3%
--------------------------------------------------------------------------
                                  for-loop [64]                       1.8%
                                  for-loop [85]                       2.1%
                                  loop [111]                          5.7%
                                  ??? [3]                             5.7%
                                  ??? [42]                            9.5%
                                  ??? [119]                          10.5%
                                  loop [110]                         12.2%
                                  map [98]                           21.4%
                                  ??? [127]                          31.2%
[134] 14250(19.5%)  1142(1.6%)  ??? ...tract/private/arrow-higher-order.rkt:357:33
                                  ->flonum [141]                     45.7%
                                  double->posit16 [152]              30.9%
                                  best-alt [145]                      9.5%
                                  double->quire16 [148]               3.9%
                                  create-quire1633 [140]              2.1%
--------------------------------------------------------------------------
                                  ??? [127]                         100.0%
[135]  5150(7.0%)    334(0.5%)  ->bf ...tlies/herbie/develop/src/programs.rkt:62:0
                                  bf [143]                           93.5%
--------------------------------------------------------------------------
                                  loop [111]                          8.0%
                                  ??? [3]                             8.6%
                                  ??? [119]                           9.3%
                                  map [98]                           17.3%
                                  loop [110]                         21.1%
                                  ??? [127]                          35.7%
[136]  3212(4.4%)    350(0.5%)  ??? ...ects/racket/contract/private/prop.rkt:519:4
                                  ??? [144]                          89.1%
--------------------------------------------------------------------------
                                  ??? [129]                         100.0%
[137]   802(1.1%)    286(0.4%)  for-loop ...bie/develop/src/core/egraph.rkt:222:26
                                  update-en-expr [150]               64.3%
--------------------------------------------------------------------------
                                  fallback-loop [20]                  2.1%
                                  for-loop [138]                      2.1%
                                  loop! [125]                        35.2%
                                  finish-bodys [131]                 60.6%
[138]   796(1.1%)    266(0.4%)  for-loop (unknown source)
                                  finish-bodys [131]                 55.1%
                                  compile5 [151]                     35.2%
                                  syntax-e [149]                      3.5%
                                  for-loop [138]                      2.1%
                                  expand-implicit [6]                 2.1%
--------------------------------------------------------------------------
                                  custom-set-union [130]            100.0%
[139]   292(0.4%)    292(0.4%)  for-loop ...cts/racket/private/set-types.rkt:174:3
--------------------------------------------------------------------------
                                  ??? [134]                           1.9%
                                  ??? [133]                          98.1%
[140] 15702(21.5%)  1452(2.0%)  create-quire1633 ...tposit-rkt/softposit.rkt:175:0
                                  double->posit16 [152]              90.8%
--------------------------------------------------------------------------
                                  ??? [134]                         100.0%
[141]  6516(8.9%)   3106(4.3%)  ->flonum ...s/herbie/develop/src/programs.rkt:38:0
                                  ??? [154]                          23.8%
                                  return/no-unsupplied [156]         18.9%
                                  keyword-apply [155]                 9.7%
--------------------------------------------------------------------------
                                  loop [110]                          5.5%
                                  ??? [133]                          94.5%
[142]  5356(7.3%)   1206(1.7%)  big-posit16-mul .../src/syntax/softposit.rkt:110:0
                                  bf* [153]                          64.0%
                                  ...higher-order.rkt:361:33 [158]   13.5%
--------------------------------------------------------------------------
                                  ->bf [135]                        100.0%
[143]  4816(6.6%)      0(0.0%)  bf ...ath-lib/math/private/bigfloat/mpfr.rkt:601:2
                                  new-mpfr [175]                     85.8%
                                  ??? [176]                          14.2%
--------------------------------------------------------------------------
                                  ??? [136]                         100.0%
[144]  2862(3.9%)   1666(2.3%)  ??? ...lects/racket/contract/private/orc.rkt:83:14
                                  keyword-apply [155]                21.1%
                                  ??? [159]                          20.7%
--------------------------------------------------------------------------
                                  ??? [134]                         100.0%
[145]  1348(1.8%)      0(0.0%)  best-alt .../herbie/develop/src/mainloop.rkt:106:0
                                  loop [157]                         80.3%
                                  argmins [162]                      19.7%
--------------------------------------------------------------------------
                                  ??? [133]                         100.0%
[146]  1034(1.4%)      0(0.0%)  big-posit16-sub .../src/syntax/softposit.rkt:109:0
                                  ??? [164]                         100.0%
--------------------------------------------------------------------------
                                  ??? [133]                         100.0%
[147]   696(1.0%)      0(0.0%)  big-posit16-add .../src/syntax/softposit.rkt:108:0
                                  ??? [164]                         100.0%
--------------------------------------------------------------------------
                                  ??? [134]                         100.0%
[148]   550(0.8%)      0(0.0%)  double->quire16 ...ftposit-rkt/softposit.rkt:316:0
                                  get-ffi-obj* [163]                100.0%
--------------------------------------------------------------------------
                                  for-loop [138]                     47.2%
                                  stx-pair? [5]                      52.8%
[149]   530(0.7%)      0(0.0%)  syntax-e (unknown source)
                                  syntax-e/no-taint [160]           100.0%
--------------------------------------------------------------------------
                                  for-loop [137]                    100.0%
[150]   516(0.7%)    516(0.7%)  update-en-expr ...evelop/src/core/egraph.rkt:207:0
--------------------------------------------------------------------------
                                  for-loop [138]                    100.0%
[151]   280(0.4%)      0(0.0%)  compile5 (unknown source)
                                  compile-let13 [161]               100.0%
--------------------------------------------------------------------------
                                  ??? [133]                          11.8%
                                  ??? [134]                          20.5%
                                  create-quire1633 [140]             66.4%
[152] 21450(29.4%)     0(0.0%)  double->posit16 ...ftposit-rkt/softposit.rkt:248:0
                                  get-ffi-obj* [163]                100.0%
--------------------------------------------------------------------------
                                  big-posit16-mul [142]             100.0%
[153]  3428(4.7%)      0(0.0%)  bf* ...ath/private/bigfloat/bigfloat-mpfr.rkt:95:0
                                  ??? [164]                         100.0%
--------------------------------------------------------------------------
                                  ->flonum [141]                    100.0%
[154]  1548(2.1%)   1208(1.7%)  ??? ...s/racket/contract/private/arr-i.rkt:1252:29
                                  ??? [169]                          22.0%
--------------------------------------------------------------------------
                                  ??? [144]                          48.9%
                                  ->flonum [141]                     51.1%
[155]  1234(1.7%)   1234(1.7%)  keyword-apply ...lects/racket/private/kw.rkt:421:2
--------------------------------------------------------------------------
                                  ->flonum [141]                    100.0%
[156]  1232(1.7%)    334(0.5%)  return/no-unsupplied ...ct/private/arr-i.rkt:534:0
                                  filter [167]                       72.9%
--------------------------------------------------------------------------
                                  best-alt [145]                    100.0%
[157]  1082(1.5%)      0(0.0%)  loop ...ghtlies/herbie/develop/src/common.rkt:94:2
                                  ??? [166]                         100.0%
--------------------------------------------------------------------------
                                  big-posit16-mul [142]             100.0%
[158]   722(1.0%)      0(0.0%)  ...higher-order.rkt:361:33 (unknown source)
                                  ??? [168]                         100.0%
--------------------------------------------------------------------------
                                  ??? [144]                         100.0%
[159]   592(0.8%)    592(0.8%)  ??? ...-7.0/collects/racket/lazy-require.rkt:106:6
--------------------------------------------------------------------------
                                  syntax-e [149]                    100.0%
[160]   530(0.7%)    280(0.4%)  syntax-e/no-taint (unknown source)
                                  loop [165]                         47.2%
--------------------------------------------------------------------------
                                  compile5 [151]                     10.0%
                                  compile-let13 [161]                90.0%
[161]   280(0.4%)    280(0.4%)  compile-let13 (unknown source)
                                  compile-let13 [161]                90.0%
--------------------------------------------------------------------------
                                  best-alt [145]                    100.0%
[162]   266(0.4%)      0(0.0%)  argmins ...lies/herbie/develop/src/common.rkt:93:0
                                  ??? [166]                         100.0%
--------------------------------------------------------------------------
                                  double->quire16 [148]               2.5%
                                  double->posit16 [152]              97.5%
[163] 22000(30.1%)  3100(4.2%)  get-ffi-obj* ...-7.0/collects/ffi/unsafe.rkt:209:2
                                  get-ffi-lib9 [170]                 85.9%
--------------------------------------------------------------------------
                                  big-posit16-add [147]              13.5%
                                  big-posit16-sub [146]              20.0%
                                  bf* [153]                          66.5%
[164]  5158(7.1%)    354(0.5%)  ??? ...-racket/utils/simple-result-arrow.rkt:39:12
                                  bfmul [171]                        93.1%
--------------------------------------------------------------------------
                                  syntax-e/no-taint [160]            17.6%
                                  lambda-clause-expander [123]       19.7%
                                  loop [112]                         62.8%
[165]  1424(1.9%)    894(1.2%)  loop (unknown source)
                                  dispatch-transformer41 [172]       19.7%
                                  gf [173]                           17.6%
--------------------------------------------------------------------------
                                  argmins [162]                      19.7%
                                  loop [157]                         80.3%
[166]  1348(1.8%)      0(0.0%)  ??? ...lies/herbie/develop/src/mainloop.rkt:108:19
                                  errors [53]                       100.0%
--------------------------------------------------------------------------
                                  return/no-unsupplied [156]        100.0%
[167]   898(1.2%)    898(1.2%)  filter ...0/collects/racket/private/list.rkt:256:2
--------------------------------------------------------------------------
                                  ...higher-order.rkt:361:33 [158]  100.0%
[168]   722(1.0%)    722(1.0%)  ??? ...cts/racket/contract/private/list.rkt:209:10
--------------------------------------------------------------------------
                                  ??? [154]                         100.0%
[169]   340(0.5%)    340(0.5%)  ??? ...ects/racket/contract/private/prop.rkt:274:4
--------------------------------------------------------------------------
                                  get-ffi-obj* [163]                100.0%
[170] 18900(25.9%)  7256(9.9%)  get-ffi-lib9 ...-7.0/collects/ffi/unsafe.rkt:121:0
                                  get-cross-lib-search-dirs [174]    58.2%
--------------------------------------------------------------------------
                                  ??? [164]                         100.0%
[171]  4804(6.6%)      0(0.0%)  bfmul ...-lib/math/private/bigfloat/mpfr.rkt:821:4
                                  new-mpfr [175]                     58.5%
                                  ??? [176]                          41.5%
--------------------------------------------------------------------------
                                  loop [165]                        100.0%
[172]   280(0.4%)      0(0.0%)  dispatch-transformer41 (unknown source)
                                  apply-transformer52 [177]         100.0%
--------------------------------------------------------------------------
                                  loop [165]                        100.0%
[173]   250(0.3%)    250(0.3%)  gf (unknown source)
--------------------------------------------------------------------------
                                  get-ffi-lib9 [170]                100.0%
[174] 10992(15.0%)  9866(13.5%) get-cross-lib-search-dirs ...rivate/dirs.rkt:168:7
                                  ??? [178]                          10.2%
--------------------------------------------------------------------------
                                  bfmul [171]                        40.5%
                                  bf [143]                           59.5%
[175]  6938(9.5%)   6938(9.5%)  new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0
--------------------------------------------------------------------------
                                  bf [143]                           25.6%
                                  bfmul [171]                        74.4%
[176]  2682(3.7%)   2682(3.7%)  ??? /opt/racket-7.0/collects/ffi/unsafe.rkt:898:4
--------------------------------------------------------------------------
                                  dispatch-transformer41 [172]      100.0%
[177]   280(0.4%)      0(0.0%)  apply-transformer52 (unknown source)
                                  apply-transformer-in-context [179]100.0%
--------------------------------------------------------------------------
                                  get-cross-lib-search-dirs [174]   100.0%
[178]  1126(1.5%)   1126(1.5%)  ??? ...racket-7.0/collects/racket/promise.rkt:42:2
--------------------------------------------------------------------------
                                  apply-transformer52 [177]         100.0%
[179]   280(0.4%)      0(0.0%)  apply-transformer-in-context (unknown source)
                                  go [180]                          100.0%
--------------------------------------------------------------------------
                                  apply-transformer-in-context [179]100.0%
[180]   280(0.4%)      0(0.0%)  go .../collects/racket/private/qq-and-or.rkt:50:20
                                  loop [181]                        100.0%
--------------------------------------------------------------------------
                                  go [180]                           33.3%
                                  loop [181]                         66.7%
[181]   280(0.4%)      0(0.0%)  loop ...llects/racket/private/qq-and-or.rkt:101:61
                                  loop [181]                         66.7%
                                  stx-pair? [5]                      33.3%
--------------------------------------------------------------------------