Profiling results
-----------------
  Total cpu time observed: 39596ms (out of 39748ms)
  Number of samples taken: 170 (once every 233ms)

======================================================================
                                  Caller
 Idx    Total         Self      Name+src                        Local%
        ms(pct)       ms(pct)     Callee
======================================================================
 [1] 39596(100.0%)     0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                                  profile-thunk16 [2]           100.0%
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                                  ??? [1]                       100.0%
 [2] 39596(100.0%)     0(0.0%)  profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0
                                  run [3]                       100.0%
----------------------------------------------------------------------
                                  profile-thunk16 [2]           100.0%
 [3] 39596(100.0%)     0(0.0%)  run ...et-7.5/share/pkgs/profile-lib/main.rkt:39:2
                                  .../more-scheme.rkt:261:28 [4]100.0%
----------------------------------------------------------------------
                                  run [3]                       100.0%
 [4] 39596(100.0%)     0(0.0%)  .../more-scheme.rkt:261:28 (unknown source)
                                  run-improve47 [5]             100.0%
----------------------------------------------------------------------
                                  .../more-scheme.rkt:261:28 [4]100.0%
 [5] 39596(100.0%)     0(0.0%)  run-improve47 ...l-pow-test/src/mainloop.rkt:346:0
                                  prepare-points-intervals [6]  100.0%
----------------------------------------------------------------------
                                  run-improve47 [5]             100.0%
 [6] 39596(100.0%)     0(0.0%)  prepare-points-intervals ...t/src/points.rkt:120:0
                                  loop [7]                      100.0%
----------------------------------------------------------------------
                                  prepare-points-intervals [6]  100.0%
 [7] 39596(100.0%)     0(0.0%)  loop .../herbie/ival-pow-test/src/points.rkt:132:4
                                  loop [8]                      100.0%
----------------------------------------------------------------------
                                  loop [7]                      100.0%
 [8] 39596(100.0%)  1778(4.5%)  loop ...s/herbie/ival-pow-test/src/points.rkt:79:2
                                  ??? [9]                        91.4%
                                  ??? [10]                        3.4%
                                  log! [11]                       0.7%
----------------------------------------------------------------------
                                  loop [8]                      100.0%
 [9] 36192(91.4%)      0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:375:33
                                  ival-pow [12]                 100.0%
----------------------------------------------------------------------
                                  loop [8]                      100.0%
[10]  1362(3.4%)     232(0.6%)  ??? ...tract/private/arrow-higher-order.rkt:379:33
                                  ival-exp [13]                  49.5%
                                  ival-div [15]                  17.6%
                                  ival-sub [16]                  15.9%
----------------------------------------------------------------------
                                  loop [8]                      100.0%
[11]   264(0.7%)       0(0.0%)  log! ...s/herbie/ival-pow-test/src/points.rkt:59:2
                                  for-loop [14]                 100.0%
----------------------------------------------------------------------
                                  ??? [9]                       100.0%
[12] 36192(91.4%)  36192(91.4%) ival-pow ...val-pow-test/src/biginterval.rkt:230:0
----------------------------------------------------------------------
                                  ??? [10]                      100.0%
[13]   674(1.7%)     674(1.7%)  ival-exp ...val-pow-test/src/biginterval.rkt:192:0
----------------------------------------------------------------------
                                  log! [11]                     100.0%
[14]   264(0.7%)     264(0.7%)  for-loop ...bie/ival-pow-test/src/points.rkt:66:23
----------------------------------------------------------------------
                                  ??? [10]                      100.0%
[15]   240(0.6%)     240(0.6%)  ival-div ...val-pow-test/src/biginterval.rkt:156:0
----------------------------------------------------------------------
                                  ??? [10]                      100.0%
[16]   216(0.5%)       0(0.0%)  ival-sub ...val-pow-test/src/biginterval.rkt:108:0
                                  bfsub [17]                    100.0%
----------------------------------------------------------------------
                                  ival-sub [16]                 100.0%
[17]   216(0.5%)       0(0.0%)  bfsub ...-lib/math/private/bigfloat/mpfr.rkt:835:4
                                  ??? [18]                      100.0%
----------------------------------------------------------------------
                                  bfsub [17]                    100.0%
[18]   216(0.5%)     216(0.5%)  ??? /opt/racket-7.5/collects/ffi/unsafe.rkt:938:4
----------------------------------------------------------------------