Profiling results ----------------- Total cpu time observed: 6700ms (out of 6804ms) Number of samples taken: 34 (once every 197ms) ======================================================================= Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ======================================================================= [1] 6700(100.0%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [7] 100.0% ----------------------------------------------------------------------- ??? [99] 100.0% [2] 1412(21.1%) 0(0.0%) approximate9 ...pler-alts/src/core/taylor.rkt:11:0 loop [8] 100.0% ----------------------------------------------------------------------- map [11] 22.7% hash-ref! [14] 77.3% [3] 810(12.1%) 0(0.0%) parse-loop74 (unknown source) eval-const-expr [9] 100.0% ----------------------------------------------------------------------- loop [89] 45.4% for-loop [90] 54.6% [4] 670(10.0%) 0(0.0%) syntax-e (unknown source) syntax-e/no-taint [10] 100.0% ----------------------------------------------------------------------- map [11] 26.2% hash-ref! [14] 73.8% [5] 386(5.8%) 0(0.0%) f40 (unknown source) map [11] 100.0% ----------------------------------------------------------------------- hash-ref! [14] 100.0% [6] 386(5.8%) 0(0.0%) ??? ...bie/simpler-alts/src/core/taylor.rkt:300:23 for-loop [12] 100.0% ----------------------------------------------------------------------- ??? [1] 100.0% [7] 6700(100.0%) 0(0.0%) profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0 run [13] 100.0% ----------------------------------------------------------------------- approximate9 [2] 100.0% [8] 1412(21.1%) 0(0.0%) loop ...rbie/simpler-alts/src/core/taylor.rkt:86:4 hash-ref! [14] 66.4% ??? [99] 33.6% ----------------------------------------------------------------------- parse-loop74 [3] 100.0% [9] 810(12.1%) 0(0.0%) eval-const-expr ...ler-alts/src/programs.rkt:144:0 temp85_0 [74] 100.0% ----------------------------------------------------------------------- syntax-e [4] 100.0% [10] 670(10.0%) 0(0.0%) syntax-e/no-taint (unknown source) loop [89] 100.0% ----------------------------------------------------------------------- parse-loop49 [16] 23.8% f40 [5] 76.2% [11] 386(5.8%) 0(0.0%) map ...t-7.5/collects/racket/private/map.rkt:35:13 f40 [5] 26.2% make-multiplication-node [15] 26.2% parse-loop49 [16] 23.8% parse-loop74 [3] 23.8% ----------------------------------------------------------------------- ??? [6] 100.0% [12] 386(5.8%) 0(0.0%) for-loop ...impler-alts/src/core/taylor.rkt:303:27 hash-ref! [14] 100.0% ----------------------------------------------------------------------- profile-thunk16 [7] 100.0% [13] 6700(100.0%) 0(0.0%) run ...et-7.5/share/pkgs/profile-lib/main.rkt:39:2 .../more-scheme.rkt:261:28 [17] 100.0% ----------------------------------------------------------------------- ??? [23] 2.6% ??? [19] 5.4% for-loop [12] 6.2% ??? [20] 9.0% loop [8] 20.3% ??? [18] 23.8% ??? [99] 32.6% [14] 1412(21.1%) 0(0.0%) hash-ref! .../racket/private/more-scheme.rkt:376:2 ??? [19] 25.7% ??? [18] 23.8% parse-loop74 [3] 15.0% ??? [20] 9.0% taylor [21] 8.8% ??? [6] 6.2% f40 [5] 6.2% simplify* [24] 2.7% ??? [23] 2.6% ----------------------------------------------------------------------- map [11] 100.0% [15] 202(3.0%) 0(0.0%) make-multiplication-node .../core/reduce.rkt:231:0 make-multiplication-subnode [22] 100.0% ----------------------------------------------------------------------- map [11] 100.0% [16] 184(2.7%) 0(0.0%) parse-loop49 (unknown source) map [11] 100.0% ----------------------------------------------------------------------- for-loop [75] 5.4% run [13] 94.6% [17] 6700(100.0%) 346(5.2%) .../more-scheme.rkt:261:28 (unknown source) run-improve47 [25] 51.4% prepare-points-intervals [26] 24.3% oracle-error [27] 5.8% get-final-combination [28] 5.5% loop [89] 3.1% for-loop [31] 3.0% errors [70] 1.4% ulp-difference [32] 1.4% ??? [99] 1.4% ----------------------------------------------------------------------- hash-ref! [14] 100.0% [18] 1164(17.4%) 0(0.0%) ??? ...rbie/simpler-alts/src/core/taylor.rkt:44:15 hash-ref! [14] 100.0% ----------------------------------------------------------------------- hash-ref! [14] 100.0% [19] 938(14.0%) 0(0.0%) ??? ...rbie/simpler-alts/src/core/taylor.rkt:67:15 ??? [99] 83.8% hash-ref! [14] 16.2% ----------------------------------------------------------------------- hash-ref! [14] 100.0% [20] 306(4.6%) 0(0.0%) ??? ...bie/simpler-alts/src/core/taylor.rkt:343:33 hash-ref! [14] 100.0% ----------------------------------------------------------------------- hash-ref! [14] 100.0% [21] 248(3.7%) 0(0.0%) taylor ...e/simpler-alts/src/core/taylor.rkt:169:0 debug-print [29] 100.0% ----------------------------------------------------------------------- make-multiplication-node [15] 100.0% [22] 202(3.0%) 0(0.0%) make-multiplication-subnode ...re/reduce.rkt:241:0 group-by61 [30] 100.0% ----------------------------------------------------------------------- hash-ref! [14] 100.0% [23] 184(2.7%) 0(0.0%) ??? ...bie/simpler-alts/src/core/taylor.rkt:362:30 hash-ref! [14] 100.0% ----------------------------------------------------------------------- hash-ref! [14] 100.0% [24] 152(2.3%) 152(2.3%) simplify* ...simpler-alts/src/core/reduce.rkt:28:0 ----------------------------------------------------------------------- .../more-scheme.rkt:261:28 [17] 100.0% [25] 3710(55.4%) 0(0.0%) run-improve47 ...mpler-alts/src/mainloop.rkt:365:0 for-loop [33] 100.0% ----------------------------------------------------------------------- .../more-scheme.rkt:261:28 [17] 100.0% [26] 1630(24.3%) 0(0.0%) prepare-points-intervals ...s/src/points.rkt:122:0 loop [34] 100.0% ----------------------------------------------------------------------- .../more-scheme.rkt:261:28 [17] 100.0% [27] 390(5.8%) 0(0.0%) oracle-error .../simpler-alts/src/points.rkt:179:0 for-loop [35] 100.0% ----------------------------------------------------------------------- .../more-scheme.rkt:261:28 [17] 100.0% [28] 368(5.5%) 0(0.0%) get-final-combination ...ts/src/mainloop.rkt:390:0 infer-splitpoints [36] 100.0% ----------------------------------------------------------------------- taylor [21] 100.0% [29] 248(3.7%) 0(0.0%) debug-print ...ie/simpler-alts/src/debug.rkt:110:0 ??? [37] 100.0% ----------------------------------------------------------------------- make-multiplication-subnode [22] 100.0% [30] 202(3.0%) 202(3.0%) group-by61 ...t-7.5/collects/racket/list.rkt:771:0 ----------------------------------------------------------------------- .../more-scheme.rkt:261:28 [17] 100.0% [31] 200(3.0%) 0(0.0%) for-loop ...rbie/simpler-alts/src/sandbox.rkt:69:8 debug5 [38] 100.0% ----------------------------------------------------------------------- .../more-scheme.rkt:261:28 [17] 100.0% [32] 192(2.9%) 192(2.9%) ulp-difference .../simpler-alts/src/float.rkt:19:0 ----------------------------------------------------------------------- run-improve47 [25] 100.0% [33] 3710(55.4%) 0(0.0%) for-loop ...ie/simpler-alts/src/mainloop.rkt:384:4 run-iter! [39] 100.0% ----------------------------------------------------------------------- prepare-points-intervals [26] 100.0% [34] 1630(24.3%) 0(0.0%) loop ...s/herbie/simpler-alts/src/points.rkt:134:4 loop [40] 87.4% ??? [43] 12.6% ----------------------------------------------------------------------- oracle-error [27] 100.0% [35] 390(5.8%) 0(0.0%) for-loop ...rbie/simpler-alts/src/points.rkt:180:2 loop [89] 100.0% ----------------------------------------------------------------------- get-final-combination [28] 100.0% [36] 368(5.5%) 0(0.0%) infer-splitpoints ...lts/src/core/regimes.rkt:33:0 for-loop [41] 100.0% ----------------------------------------------------------------------- debug-print [29] 100.0% [37] 248(3.7%) 0(0.0%) ??? .../contract/private/arrow-val-first.rkt:555:3 mk-call [42] 100.0% ----------------------------------------------------------------------- for-loop [31] 100.0% [38] 200(3.0%) 200(3.0%) debug5 .../herbie/simpler-alts/src/debug.rkt:102:0 ----------------------------------------------------------------------- for-loop [33] 100.0% [39] 3710(55.4%) 0(0.0%) run-iter! ...e/simpler-alts/src/mainloop.rkt:346:0 finalize-iter! [44] 38.4% gen-series! [45] 38.1% simplify! [46] 23.5% ----------------------------------------------------------------------- loop [34] 100.0% [40] 1424(21.3%) 0(0.0%) loop ...es/herbie/simpler-alts/src/points.rkt:79:2 real->precision [47] 43.5% ??? [99] 28.5% ??? [48] 27.9% ----------------------------------------------------------------------- infer-splitpoints [36] 100.0% [41] 368(5.5%) 0(0.0%) for-loop ...simpler-alts/src/core/regimes.rkt:45:6 option-on-expr [49] 100.0% ----------------------------------------------------------------------- ??? [37] 100.0% [42] 248(3.7%) 0(0.0%) mk-call ...tract/private/arrow-val-first.rkt:558:5 loop [50] 100.0% ----------------------------------------------------------------------- loop [34] 100.0% [43] 206(3.1%) 0(0.0%) ??? ...es/herbie/simpler-alts/src/points.rkt:115:6 sample-multi-bounded [51] 100.0% ----------------------------------------------------------------------- run-iter! [39] 100.0% [44] 1426(21.3%) 0(0.0%) finalize-iter! ...pler-alts/src/mainloop.rkt:278:0 ??? [52] 100.0% ----------------------------------------------------------------------- run-iter! [39] 100.0% [45] 1412(21.1%) 0(0.0%) gen-series! ...simpler-alts/src/mainloop.rkt:160:0 for-loop [53] 100.0% ----------------------------------------------------------------------- run-iter! [39] 100.0% [46] 872(13.0%) 0(0.0%) simplify! ...e/simpler-alts/src/mainloop.rkt:224:0 ??? [54] 100.0% ----------------------------------------------------------------------- loop [40] 100.0% [47] 620(9.3%) 0(0.0%) real->precision ...er-alts/src/programs.rkt:118:11 ??? [99] 100.0% ----------------------------------------------------------------------- loop [40] 100.0% [48] 398(5.9%) 0(0.0%) ??? ...tract/private/arrow-higher-order.rkt:379:33 ival-add [55] 100.0% ----------------------------------------------------------------------- for-loop [41] 100.0% [49] 368(5.5%) 0(0.0%) option-on-expr ...-alts/src/core/regimes.rkt:124:0 for-loop [58] 50.5% sort-context-on-expr [59] 49.5% ----------------------------------------------------------------------- mk-call [42] 100.0% [50] 248(3.7%) 0(0.0%) loop ...contract/private/arrow-val-first.rkt:562:8 ??? [56] 100.0% ----------------------------------------------------------------------- ??? [43] 100.0% [51] 206(3.1%) 0(0.0%) sample-multi-bounded ...r-alts/src/points.rkt:14:0 random-ranges [57] 100.0% ----------------------------------------------------------------------- finalize-iter! [44] 100.0% [52] 1426(21.3%) 0(0.0%) ??? ...contract/private/arrow-val-first.rkt:486:18 for-loop [60] 100.0% ----------------------------------------------------------------------- gen-series! [45] 100.0% [53] 1412(21.1%) 0(0.0%) for-loop ...ie/simpler-alts/src/mainloop.rkt:167:7 taylor-alt [61] 100.0% ----------------------------------------------------------------------- simplify! [46] 100.0% [54] 872(13.0%) 0(0.0%) ??? ...bie/simpler-alts/src/core/simplify.rkt:42:0 egraph-run [62] 100.0% ----------------------------------------------------------------------- ??? [48] 100.0% [55] 398(5.9%) 198(3.0%) ival-add ...simpler-alts/src/biginterval.rkt:111:0 bfdiv [108] 50.3% ----------------------------------------------------------------------- loop [50] 100.0% [56] 248(3.7%) 248(3.7%) ??? ...ects/racket/contract/private/prop.rkt:567:4 ----------------------------------------------------------------------- sample-multi-bounded [51] 100.0% [57] 206(3.1%) 0(0.0%) random-ranges ...simpler-alts/src/common.rkt:164:0 cons/c [63] 100.0% ----------------------------------------------------------------------- option-on-expr [49] 100.0% [58] 186(2.8%) 0(0.0%) for-loop ...impler-alts/src/core/regimes.rkt:135:4 errors [70] 100.0% ----------------------------------------------------------------------- option-on-expr [49] 100.0% [59] 182(2.7%) 0(0.0%) sort-context-on-expr ...src/core/regimes.rkt:117:0 ??? [64] 100.0% ----------------------------------------------------------------------- ??? [52] 100.0% [60] 1426(21.3%) 0(0.0%) for-loop ...pler-alts/src/core/alt-table.rkt:198:2 atab-add-altn [65] 100.0% ----------------------------------------------------------------------- for-loop [53] 100.0% [61] 1412(21.1%) 0(0.0%) taylor-alt .../simpler-alts/src/mainloop.rkt:146:0 for-loop [66] 100.0% ----------------------------------------------------------------------- ??? [54] 100.0% [62] 872(13.0%) 0(0.0%) egraph-run .../pkgs/egg-herbie-linux/main.rkt:49:0 egraph-add-exprs [67] 100.0% ----------------------------------------------------------------------- random-ranges [57] 100.0% [63] 206(3.1%) 0(0.0%) cons/c .../racket/contract/private/guts.rkt:500:15 coerce-contract [68] 100.0% ----------------------------------------------------------------------- sort-context-on-expr [59] 100.0% [64] 182(2.7%) 0(0.0%) ??? ...-7.5/collects/racket/private/sort.rkt:369:3 generic-sort/key [69] 100.0% ----------------------------------------------------------------------- for-loop [60] 100.0% [65] 1426(21.3%) 0(0.0%) atab-add-altn ...alts/src/core/alt-table.rkt:201:0 errors [70] 100.0% ----------------------------------------------------------------------- taylor-alt [61] 100.0% [66] 1412(21.1%) 0(0.0%) for-loop ...ie/simpler-alts/src/mainloop.rkt:152:6 ??? [99] 100.0% ----------------------------------------------------------------------- egraph-run [62] 100.0% [67] 872(13.0%) 0(0.0%) egraph-add-exprs ...gg-herbie-linux/main.rkt:111:0 ??? [71] 100.0% ----------------------------------------------------------------------- cons/c [63] 100.0% [68] 206(3.1%) 0(0.0%) coerce-contract ...contract/private/guts.rkt:307:0 coerce-contract/f [72] 100.0% ----------------------------------------------------------------------- ??? [64] 100.0% [69] 182(2.7%) 0(0.0%) generic-sort/key .../racket/private/sort.rkt:156:2 copying-mergesort [73] 100.0% ----------------------------------------------------------------------- for-loop [58] 10.3% .../more-scheme.rkt:261:28 [17] 10.6% atab-add-altn [65] 79.0% [70] 1804(26.9%) 0(0.0%) errors ...herbie/simpler-alts/src/points.rkt:192:0 for-loop [75] 60.1% temp85_0 [74] 39.9% ----------------------------------------------------------------------- egraph-add-exprs [67] 100.0% [71] 872(13.0%) 0(0.0%) ??? ...ie/simpler-alts/src/core/simplify.rkt:103:6 for-loop [76] 100.0% ----------------------------------------------------------------------- coerce-contract [68] 100.0% [72] 206(3.1%) 0(0.0%) coerce-contract/f ...ntract/private/guts.rkt:372:0 coerce-simple-value [77] 100.0% ----------------------------------------------------------------------- generic-sort/key [69] 33.3% copying-mergesort [73] 66.7% [73] 182(2.7%) 0(0.0%) copying-mergesort ...racket/private/sort.rkt:129:8 copying-mergesort [73] 66.7% jloop [78] 33.3% ----------------------------------------------------------------------- loop [89] 12.1% errors [70] 41.4% eval-const-expr [9] 46.6% [74] 1740(26.0%) 0(0.0%) temp85_0 (unknown source) compile15 [79] 100.0% ----------------------------------------------------------------------- errors [70] 100.0% [75] 1084(16.2%) 362(5.4%) for-loop ...rbie/simpler-alts/src/points.rkt:194:2 .../more-scheme.rkt:261:28 [17] 66.6% ----------------------------------------------------------------------- ??? [71] 100.0% [76] 872(13.0%) 872(13.0%) for-loop ...mpler-alts/src/core/simplify.rkt:121:2 ----------------------------------------------------------------------- coerce-contract/f [72] 100.0% [77] 206(3.1%) 206(3.1%) coerce-simple-value ...ract/private/guts.rkt:385:0 ----------------------------------------------------------------------- copying-mergesort [73] 100.0% [78] 182(2.7%) 182(2.7%) jloop ...5/collects/racket/private/sort.rkt:120:23 ----------------------------------------------------------------------- temp85_0 [74] 100.0% [79] 1740(26.0%) 0(0.0%) compile15 (unknown source) temp91_0 [80] 100.0% ----------------------------------------------------------------------- compile15 [79] 100.0% [80] 1740(26.0%) 0(0.0%) temp91_0 (unknown source) temp118_0 [81] 87.9% compile-top9 [82] 12.1% ----------------------------------------------------------------------- temp91_0 [80] 100.0% [81] 1530(22.8%) 0(0.0%) temp118_0 (unknown source) expand-capturing-lifts [83] 100.0% ----------------------------------------------------------------------- temp91_0 [80] 100.0% [82] 210(3.1%) 0(0.0%) compile-top9 (unknown source) compile-forms33 [84] 100.0% ----------------------------------------------------------------------- temp118_0 [81] 100.0% [83] 1530(22.8%) 0(0.0%) expand-capturing-lifts (unknown source) lambda-clause-expander [85] 87.6% dispatch-transformer41 [86] 12.4% ----------------------------------------------------------------------- compile-top9 [82] 100.0% [84] 210(3.1%) 0(0.0%) compile-forms33 (unknown source) for-loop [90] 100.0% ----------------------------------------------------------------------- expand-capturing-lifts [83] 100.0% [85] 1340(20.0%) 0(0.0%) lambda-clause-expander (unknown source) finish-bodys [87] 77.3% loop [89] 22.7% ----------------------------------------------------------------------- for-loop [90] 24.9% expand-capturing-lifts [83] 28.9% loop [89] 46.2% [86] 658(9.8%) 0(0.0%) dispatch-transformer41 (unknown source) apply-transformer52 [88] 100.0% ----------------------------------------------------------------------- lambda-clause-expander [85] 18.6% for-loop [90] 81.4% [87] 1036(15.5%) 0(0.0%) finish-bodys (unknown source) for-loop [90] 100.0% ----------------------------------------------------------------------- dispatch-transformer41 [86] 100.0% [88] 658(9.8%) 0(0.0%) apply-transformer52 (unknown source) loop [89] 75.1% apply-transformer-in-context [91] 24.9% ----------------------------------------------------------------------- lambda-clause-expander [85] 5.2% .../more-scheme.rkt:261:28 [17] 7.2% apply-transformer52 [88] 18.2% loop [89] 19.2% for-loop [35] 19.9% syntax-e/no-taint [10] 30.3% [89] 1460(21.8%) 0(0.0%) loop (unknown source) gf [92] 30.3% ??? [93] 19.9% loop [89] 19.2% core-form-sym [96] 13.0% temp85_0 [74] 7.2% dispatch-transformer41 [86] 5.2% syntax-e [4] 5.2% ----------------------------------------------------------------------- compile-forms33 [84] 16.9% for-loop [90] 23.0% finish-bodys [87] 60.1% [90] 1246(18.6%) 0(0.0%) for-loop (unknown source) finish-bodys [87] 49.6% for-loop [90] 23.0% compile-module-linklet57 [95] 16.9% expand-implicit [94] 4.5% syntax-e [4] 3.1% dispatch-variable [97] 1.9% dispatch-transformer41 [86] 1.0% ----------------------------------------------------------------------- apply-transformer52 [88] 100.0% [91] 164(2.4%) 0(0.0%) apply-transformer-in-context (unknown source) parse-app [98] 100.0% ----------------------------------------------------------------------- loop [89] 100.0% [92] 670(10.0%) 0(0.0%) gf (unknown source) propagation-apply [101] 54.6% propagation-merge [102] 45.4% ----------------------------------------------------------------------- loop [89] 100.0% [93] 390(5.8%) 200(3.0%) ??? ...s/herbie/simpler-alts/src/points.rkt:181:26 ??? [99] 48.7% ----------------------------------------------------------------------- for-loop [90] 100.0% [94] 338(5.0%) 0(0.0%) expand-implicit (unknown source) resolve+shift28 [100] 100.0% ----------------------------------------------------------------------- for-loop [90] 100.0% [95] 210(3.1%) 210(3.1%) compile-module-linklet57 (unknown source) ----------------------------------------------------------------------- loop [89] 100.0% [96] 190(2.8%) 0(0.0%) core-form-sym (unknown source) resolve+shift28 [100] 100.0% ----------------------------------------------------------------------- for-loop [90] 100.0% [97] 168(2.5%) 0(0.0%) dispatch-variable (unknown source) substitute-variable6 [103] 100.0% ----------------------------------------------------------------------- apply-transformer-in-context [91]100.0% [98] 164(2.4%) 164(2.4%) parse-app ...collects/racket/private/kw.rkt:1142:2 ----------------------------------------------------------------------- loop [8] 5.6% .../more-scheme.rkt:261:28 [17] 6.5% ??? [93] 6.8% ??? [19] 11.1% loop [40] 14.4% location-do [104] 16.7% for-loop [66] 16.7% real->precision [47] 22.0% [99] 2812(42.0%) 374(5.6%) ??? ...tract/private/arrow-higher-order.rkt:375:33 bf [105] 22.0% location-do [104] 16.7% approximate9 [2] 16.7% hash-ref! [14] 16.7% ival-div [106] 14.4% ----------------------------------------------------------------------- core-form-sym [96] 36.0% expand-implicit [94] 64.0% [100] 528(7.9%) 154(2.3%) resolve+shift28 (unknown source) fallback-loop [107] 70.8% ----------------------------------------------------------------------- gf [92] 100.0% [101] 366(5.5%) 366(5.5%) propagation-apply (unknown source) ----------------------------------------------------------------------- gf [92] 100.0% [102] 304(4.5%) 304(4.5%) propagation-merge (unknown source) ----------------------------------------------------------------------- dispatch-variable [97] 100.0% [103] 168(2.5%) 168(2.5%) substitute-variable6 (unknown source) ----------------------------------------------------------------------- location-do [104] 39.1% ??? [99] 60.9% [104] 1412(21.1%) 0(0.0%) location-do .../simpler-alts/src/programs.rkt:87:0 ??? [99] 60.9% location-do [104] 39.1% ----------------------------------------------------------------------- ??? [99] 100.0% [105] 620(9.3%) 0(0.0%) bf ...ath-lib/math/private/bigfloat/mpfr.rkt:615:2 new-mpfr [109] 100.0% ----------------------------------------------------------------------- ??? [99] 100.0% [106] 406(6.1%) 202(3.0%) ival-div ...simpler-alts/src/biginterval.rkt:149:0 bfdiv [108] 50.2% ----------------------------------------------------------------------- resolve+shift28 [100] 100.0% [107] 374(5.6%) 374(5.6%) fallback-loop (unknown source) ----------------------------------------------------------------------- ival-add [55] 49.5% ival-div [106] 50.5% [108] 404(6.0%) 0(0.0%) bfdiv ...-lib/math/private/bigfloat/mpfr.rkt:835:4 new-mpfr [109] 50.5% ??? [110] 49.5% ----------------------------------------------------------------------- bfdiv [108] 24.8% bf [105] 75.2% [109] 824(12.3%) 824(12.3%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:348:0 ----------------------------------------------------------------------- bfdiv [108] 100.0% [110] 200(3.0%) 200(3.0%) ??? /opt/racket-7.5/collects/ffi/unsafe.rkt:938:4 -----------------------------------------------------------------------