Profiling results ----------------- Total cpu time observed: 11728ms (out of 11996ms) Number of samples taken: 51 (once every 230ms) ======================================================================= Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ======================================================================= ??? [31] 100.0% [1] 11510(98.1%) 0(0.0%) profile-thunk14 ...t/pkgs/profile-lib/main.rkt:9:0 run [7] 100.0% ----------------------------------------------------------------------- ??? [31] 100.0% [2] 5186(44.2%) 0(0.0%) run-improve58 ...ock/herbie/src/mainloop.rkt:242:0 for-loop [8] 71.7% finalize-table! [10] 28.3% ----------------------------------------------------------------------- ??? [31] 100.0% [3] 3294(28.1%) 0(0.0%) simplify ...lock/herbie/src/core/simplify.rkt:39:0 simplify-expr [9] 66.5% iterate-egraph!5 [15] 18.9% for-loop [11] 14.6% ----------------------------------------------------------------------- loop [84] 100.0% [4] 624(5.3%) 0(0.0%) completely-simplify-alt ...erbie/src/glue.rkt:87:0 simplify-expr [9] 100.0% ----------------------------------------------------------------------- hash-ref! [76] 100.0% [5] 202(1.7%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:285:26 for-loop [13] 100.0% ----------------------------------------------------------------------- hash-ref! [76] 100.0% [6] 202(1.7%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:295:23 for-loop [12] 100.0% ----------------------------------------------------------------------- profile-thunk14 [1] 100.0% [7] 11510(98.1%) 0(0.0%) run ...share/racket/pkgs/profile-lib/main.rkt:31:2 ??? [31] 100.0% ----------------------------------------------------------------------- run-improve58 [2] 100.0% [8] 3718(31.7%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:253:8 run-iter! [14] 100.0% ----------------------------------------------------------------------- completely-simplify-alt [4] 22.2% simplify [3] 77.8% [9] 2814(24.0%) 0(0.0%) simplify-expr ...herbie/src/core/simplify.rkt:68:0 iterate-egraph!5 [15] 84.2% loop [17] 8.6% debug7 [68] 7.2% ----------------------------------------------------------------------- run-improve58 [2] 100.0% [10] 1468(12.5%) 0(0.0%) finalize-table! ...k/herbie/src/mainloop.rkt:264:0 post-process [16] 100.0% ----------------------------------------------------------------------- simplify [3] 100.0% [11] 482(4.1%) 0(0.0%) for-loop ...ock/herbie/src/core/simplify.rkt:61:12 iterate-egraph!5 [15] 100.0% ----------------------------------------------------------------------- ??? [6] 100.0% [12] 202(1.7%) 0(0.0%) for-loop ...lock/herbie/src/core/taylor.rkt:298:27 hash-ref! [76] 100.0% ----------------------------------------------------------------------- ??? [5] 100.0% [13] 202(1.7%) 0(0.0%) for-loop ...lock/herbie/src/core/taylor.rkt:285:52 hash-ref! [76] 100.0% ----------------------------------------------------------------------- for-loop [8] 100.0% [14] 3718(31.7%) 0(0.0%) run-iter! ...tatlock/herbie/src/mainloop.rkt:223:0 simplify! [18] 88.6% finalize-iter! [23] 5.9% localize-error [20] 5.5% ----------------------------------------------------------------------- for-loop [11] 13.9% simplify [3] 17.9% simplify-expr [9] 68.2% [15] 3474(29.6%) 0(0.0%) iterate-egraph!5 ...bie/src/core/simplify.rkt:95:0 one-iter [19] 94.2% map-enodes [24] 5.8% ----------------------------------------------------------------------- finalize-table! [10] 100.0% [16] 1468(12.5%) 0(0.0%) post-process .../ztatlock/herbie/src/glue.rkt:95:0 loop [84] 57.5% for-loop [21] 28.9% ??? [69] 13.6% ----------------------------------------------------------------------- simplify-expr [9] 100.0% [17] 242(2.1%) 0(0.0%) loop ...tatlock/herbie/src/core/simplify.rkt:203:2 pass [22] 100.0% ----------------------------------------------------------------------- run-iter! [14] 100.0% [18] 3294(28.1%) 0(0.0%) simplify! ...tatlock/herbie/src/mainloop.rkt:162:0 for-loop [25] 100.0% ----------------------------------------------------------------------- iterate-egraph!5 [15] 100.0% [19] 3274(27.9%) 0(0.0%) one-iter ...ock/herbie/src/core/simplify.rkt:106:0 loop [26] 51.7% for-loop [27] 41.0% loop [30] 7.3% ----------------------------------------------------------------------- run-iter! [14] 48.1% loop [84] 51.9% [20] 424(3.6%) 0(0.0%) localize-error ...erbie/src/core/localize.rkt:47:0 hash-ref! [76] 100.0% ----------------------------------------------------------------------- post-process [16] 100.0% [21] 424(3.6%) 0(0.0%) for-loop /home/ztatlock/herbie/src/glue.rkt:119:17 append-map [28] 100.0% ----------------------------------------------------------------------- loop [17] 100.0% [22] 242(2.1%) 0(0.0%) pass ...tatlock/herbie/src/core/simplify.rkt:193:2 for-loop [29] 100.0% ----------------------------------------------------------------------- run-iter! [14] 100.0% [23] 220(1.9%) 0(0.0%) finalize-iter! ...ck/herbie/src/mainloop.rkt:177:0 ??? [69] 100.0% ----------------------------------------------------------------------- iterate-egraph!5 [15] 100.0% [24] 200(1.7%) 0(0.0%) map-enodes ...ock/herbie/src/core/egraph.rkt:139:0 loop [84] 100.0% ----------------------------------------------------------------------- simplify! [18] 100.0% [25] 3294(28.1%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:166:6 ??? [31] 100.0% ----------------------------------------------------------------------- one-iter [19] 100.0% [26] 1692(14.4%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:53:19 apply-match [32] 100.0% ----------------------------------------------------------------------- for-loop [27] 50.0% one-iter [19] 50.0% [27] 1342(11.4%) 220(1.9%) for-loop ...ck/herbie/src/core/simplify.rkt:116:12 for-loop [27] 50.0% match-e [36] 41.8% ----------------------------------------------------------------------- for-loop [21] 100.0% [28] 424(3.6%) 0(0.0%) append-map ...acket/collects/racket/list.rkt:565:2 loop [84] 52.4% taylor-alt [33] 47.6% ----------------------------------------------------------------------- pass [22] 100.0% [29] 242(2.1%) 0(0.0%) for-loop ...ck/herbie/src/core/simplify.rkt:196:29 loop [34] 100.0% ----------------------------------------------------------------------- one-iter [19] 100.0% [30] 240(2.0%) 240(2.0%) loop ...ket/collects/racket/private/list.rkt:264:4 ----------------------------------------------------------------------- for-loop [25] 9.4% run [7] 44.4% [31] 11728(100.0%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk14 [1] 44.4% loop [35] 28.8% run-improve58 [2] 17.4% simplify [3] 9.4% ----------------------------------------------------------------------- loop [26] 100.0% [32] 1692(14.4%) 0(0.0%) apply-match .../herbie/src/core/simplify.rkt:122:2 for-loop [37] 37.9% match-e [36] 35.8% merge-egraph-nodes! [38] 26.2% ----------------------------------------------------------------------- append-map [28] 47.6% loop [84] 52.4% [33] 424(3.6%) 0(0.0%) taylor-alt ...e/ztatlock/herbie/src/glue.rkt:142:0 for-loop [39] 100.0% ----------------------------------------------------------------------- for-loop [29] 100.0% [34] 242(2.1%) 0(0.0%) loop ...hare/racket/collects/racket/list.rkt:729:4 for-loop [40] 100.0% ----------------------------------------------------------------------- ??? [31] 100.0% [35] 6542(55.8%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:122:2 make-exacts* [46] 54.0% loop [41] 46.0% ----------------------------------------------------------------------- for-loop [48] 11.7% apply-match [32] 23.4% for-loop [27] 64.9% [36] 1728(14.7%) 220(1.9%) match-e ...tatlock/herbie/src/core/ematch.rkt:46:0 for-loop [42] 81.4% filter [45] 5.8% ----------------------------------------------------------------------- apply-match [32] 100.0% [37] 642(5.5%) 200(1.7%) for-loop ...ck/herbie/src/core/simplify.rkt:136:10 loop! [88] 68.8% ----------------------------------------------------------------------- apply-match [32] 100.0% [38] 444(3.8%) 0(0.0%) merge-egraph-nodes! ...e/src/core/egraph.rkt:152:0 update-leader! [43] 100.0% ----------------------------------------------------------------------- taylor-alt [33] 100.0% [39] 424(3.6%) 0(0.0%) for-loop /home/ztatlock/herbie/src/glue.rkt:144:2 location-do [44] 100.0% ----------------------------------------------------------------------- loop [34] 100.0% [40] 242(2.1%) 242(2.1%) for-loop ...ztatlock/herbie/src/programs.rkt:213:2 ----------------------------------------------------------------------- loop [35] 100.0% [41] 3012(25.7%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:93:2 make-exacts* [46] 45.0% loop [47] 40.6% eval-prog [74] 14.4% ----------------------------------------------------------------------- match-e [36] 100.0% [42] 1508(12.9%) 420(3.6%) for-loop ...tlock/herbie/src/core/ematch.rkt:59:11 for-loop [48] 52.1% list-cartesian-product [51] 13.4% curried [52] 6.7% ----------------------------------------------------------------------- merge-egraph-nodes! [38] 100.0% [43] 444(3.8%) 0(0.0%) update-leader! ...herbie/src/core/egraph.rkt:217:0 for-loop [50] 54.5% custom-set-union! [53] 45.5% ----------------------------------------------------------------------- location-do [44] 26.2% for-loop [39] 73.8% [44] 424(3.6%) 0(0.0%) location-do ...tlock/herbie/src/programs.rkt:129:0 approximate9 [49] 73.8% location-do [44] 26.2% ----------------------------------------------------------------------- match-e [36] 100.0% [45] 202(1.7%) 202(1.7%) filter ...t/collects/racket/private/list.rkt:256:2 ----------------------------------------------------------------------- loop [41] 27.7% loop [35] 72.3% [46] 4884(41.6%) 0(0.0%) make-exacts* ...tatlock/herbie/src/points.rkt:80:0 map [58] 54.1% loop [84] 45.9% ----------------------------------------------------------------------- loop [41] 100.0% [47] 1224(10.4%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:83:4 map [58] 100.0% ----------------------------------------------------------------------- for-loop [42] 100.0% [48] 886(7.6%) 0(0.0%) for-loop ...tlock/herbie/src/core/ematch.rkt:65:37 ??? [55] 54.4% match-e [36] 45.6% ----------------------------------------------------------------------- location-do [44] 100.0% [49] 424(3.6%) 0(0.0%) approximate9 ...ck/herbie/src/core/taylor.rkt:11:0 f6 [54] 52.4% loop [57] 47.6% ----------------------------------------------------------------------- update-leader! [43] 100.0% [50] 242(2.1%) 0(0.0%) for-loop ...tlock/herbie/src/core/egraph.rkt:222:6 for-loop [56] 100.0% ----------------------------------------------------------------------- list-cartesian-product [51] 50.0% for-loop [42] 50.0% [51] 202(1.7%) 202(1.7%) list-cartesian-product ...src/core/ematch.rkt:20:0 list-cartesian-product [51] 50.0% ----------------------------------------------------------------------- for-loop [42] 100.0% [52] 202(1.7%) 202(1.7%) curried ...cket/collects/racket/function.rkt:71:18 ----------------------------------------------------------------------- update-leader! [43] 100.0% [53] 202(1.7%) 202(1.7%) custom-set-union! ...t/private/set-types.rkt:246:0 ----------------------------------------------------------------------- approximate9 [49] 8.6% f6 [54] 25.9% simplify [65] 31.4% hash-ref! [76] 34.2% [54] 644(5.5%) 0(0.0%) f6 ...et/collects/racket/match/compiler.rkt:499:40 map [58] 74.1% f6 [54] 25.9% ----------------------------------------------------------------------- for-loop [48] 100.0% [55] 482(4.1%) 240(2.0%) ??? /home/ztatlock/herbie/src/core/ematch.rkt:50:5 for-loop [59] 50.2% ----------------------------------------------------------------------- for-loop [50] 100.0% [56] 242(2.1%) 0(0.0%) for-loop ...tlock/herbie/src/core/egraph.rkt:223:8 hash-update! [60] 100.0% ----------------------------------------------------------------------- approximate9 [49] 100.0% [57] 202(1.7%) 0(0.0%) loop ...e/ztatlock/herbie/src/core/taylor.rkt:82:4 hash-ref! [76] 100.0% ----------------------------------------------------------------------- ??? [61] 2.3% parse-loop12 [78] 4.3% f6 [54] 11.3% loop [47] 26.0% make-exacts* [46] 56.1% [58] 4716(40.2%) 0(0.0%) map ...acket/collects/racket/private/map.rkt:21:13 loop [84] 84.4% taylor-invert [63] 4.7% ??? [61] 4.3% simplify-node [64] 4.3% ->flonum [87] 2.3% ----------------------------------------------------------------------- ??? [55] 100.0% [59] 242(2.1%) 242(2.1%) for-loop ...atlock/herbie/src/core/ematch.rkt:51:7 ----------------------------------------------------------------------- for-loop [56] 100.0% [60] 242(2.1%) 0(0.0%) hash-update! ...ket/private/more-scheme.rkt:362:13 ??? [62] 100.0% ----------------------------------------------------------------------- map [58] 48.1% loop [84] 51.9% [61] 424(3.6%) 0(0.0%) ??? ...ket/collects/racket/private/list.rkt:323:18 hash-ref! [76] 82.7% map [58] 17.3% ----------------------------------------------------------------------- hash-update! [60] 100.0% [62] 242(2.1%) 0(0.0%) ??? .../ztatlock/herbie/src/core/egraph.rkt:225:24 for-loop [66] 100.0% ----------------------------------------------------------------------- map [58] 100.0% [63] 222(1.9%) 0(0.0%) taylor-invert .../herbie/src/core/taylor.rkt:312:0 simplify [65] 100.0% ----------------------------------------------------------------------- map [58] 100.0% [64] 202(1.7%) 0(0.0%) simplify-node ...k/herbie/src/core/reduce.rkt:41:0 gather-additive-terms6 [67] 100.0% ----------------------------------------------------------------------- hash-ref! [76] 47.6% taylor-invert [63] 52.4% [65] 424(3.6%) 0(0.0%) simplify ...atlock/herbie/src/core/reduce.rkt:18:0 debug7 [68] 52.4% f6 [54] 47.6% ----------------------------------------------------------------------- ??? [62] 100.0% [66] 242(2.1%) 242(2.1%) for-loop ...lock/herbie/src/core/egraph.rkt:226:26 ----------------------------------------------------------------------- simplify-node [64] 100.0% [67] 202(1.7%) 202(1.7%) gather-additive-terms6 ...src/core/reduce.rkt:63:0 ----------------------------------------------------------------------- simplify-expr [9] 47.6% simplify [65] 52.4% [68] 424(3.6%) 202(1.7%) debug7 /home/ztatlock/herbie/src/debug.rkt:102:0 ??? [69] 52.4% ----------------------------------------------------------------------- post-process [16] 31.2% finalize-iter! [23] 34.3% debug7 [68] 34.6% [69] 642(5.5%) 222(1.9%) ??? ...contract/private/arrow-val-first.rkt:357:18 for-loop [70] 65.4% ----------------------------------------------------------------------- ??? [69] 100.0% [70] 420(3.6%) 0(0.0%) for-loop ...ock/herbie/src/core/alt-table.rkt:51:2 atab-add-altn [71] 100.0% ----------------------------------------------------------------------- for-loop [70] 100.0% [71] 420(3.6%) 0(0.0%) atab-add-altn ...rbie/src/core/alt-table.rkt:208:0 best-and-tied-at-points [72] 100.0% ----------------------------------------------------------------------- atab-add-altn [71] 100.0% [72] 420(3.6%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [73] 100.0% ----------------------------------------------------------------------- best-and-tied-at-points [72] 100.0% [73] 420(3.6%) 0(0.0%) errors /home/ztatlock/herbie/src/points.rkt:144:0 eval-prog [74] 52.4% for-loop [75] 47.6% ----------------------------------------------------------------------- errors [73] 33.6% loop [41] 66.4% [74] 654(5.6%) 220(1.9%) eval-prog ...tatlock/herbie/src/programs.rkt:162:0 hash-ref! [76] 33.6% inductor [77] 32.7% ----------------------------------------------------------------------- errors [73] 100.0% [75] 200(1.7%) 0(0.0%) for-loop ...e/ztatlock/herbie/src/points.rkt:147:4 ??? [86] 100.0% ----------------------------------------------------------------------- ??? [83] 2.7% ??? [82] 2.7% loop [57] 2.7% for-loop [13] 5.3% for-loop [12] 5.3% ??? [81] 5.3% localize-error [20] 20.7% eval-prog [74] 26.0% ??? [61] 29.4% [76] 846(7.2%) 0(0.0%) hash-ref! ...racket/private/more-scheme.rkt:373:13 parse-loop12 [78] 41.4% bigfloat-hash [79] 26.0% f6 [54] 8.7% ??? [81] 5.3% ??? [6] 5.3% ??? [5] 5.3% ??? [82] 2.7% ??? [83] 2.7% simplify [65] 2.7% ----------------------------------------------------------------------- eval-prog [74] 33.3% inductor [77] 66.7% [77] 214(1.8%) 0(0.0%) inductor .../ztatlock/herbie/src/programs.rkt:73:2 inductor [77] 66.7% integer->bigfloat [80] 33.3% ----------------------------------------------------------------------- hash-ref! [76] 100.0% [78] 424(3.6%) 0(0.0%) parse-loop12 ...s/racket/match/compiler.rkt:410:15 loop [84] 75.9% map [58] 24.1% ----------------------------------------------------------------------- hash-ref! [76] 100.0% [79] 220(1.9%) 0(0.0%) bigfloat-hash ...h/private/bigfloat/mpfr.rkt:165:0 sig+exp->bigfloat [85] 100.0% ----------------------------------------------------------------------- inductor [77] 100.0% [80] 214(1.8%) 214(1.8%) integer->bigfloat ...ivate/bigfloat/mpfr.rkt:399:0 ----------------------------------------------------------------------- hash-ref! [76] 100.0% [81] 202(1.7%) 0(0.0%) ??? ...e/ztatlock/herbie/src/core/taylor.rkt:63:15 hash-ref! [76] 100.0% ----------------------------------------------------------------------- hash-ref! [76] 100.0% [82] 202(1.7%) 0(0.0%) ??? ...e/ztatlock/herbie/src/core/taylor.rkt:42:15 hash-ref! [76] 100.0% ----------------------------------------------------------------------- hash-ref! [76] 100.0% [83] 202(1.7%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:338:33 hash-ref! [76] 100.0% ----------------------------------------------------------------------- make-exacts* [46] 0.3% parse-loop12 [78] 0.5% loop! [88] 0.5% map-enodes [24] 0.8% post-process [16] 1.1% map [58] 1.6% append-map [28] 2.8% loop [84] 92.4% [84] 8020(68.4%) 214(1.8%) loop ...cket/collects/racket/private/map.rkt:26:19 loop [84] 92.4% taylor-alt [33] 2.8% ??? [86] 1.6% completely-simplify-alt [4] 1.0% for-loop [89] 0.8% loop! [88] 0.5% ??? [61] 0.3% bf* [97] 0.3% ->flonum [87] 0.2% localize-error [20] 0.1% ----------------------------------------------------------------------- bigfloat-hash [79] 100.0% [85] 220(1.9%) 220(1.9%) sig+exp->bigfloat ...ivate/bigfloat/mpfr.rkt:385:0 ----------------------------------------------------------------------- for-loop [75] 3.4% loop [84] 96.6% [86] 5856(49.9%) 1018(8.7%) ??? /home/ztatlock/herbie/src/programs.rkt:168:4 ??? [90] 46.1% real->bigfloat [91] 27.9% ??? [100] 8.6% ----------------------------------------------------------------------- map [58] 48.0% loop [84] 52.0% [87] 458(3.9%) 220(1.9%) ->flonum ...ock/herbie/src/syntax/syntax.rkt:224:0 ??? [102] 52.0% ----------------------------------------------------------------------- loop [84] 50.0% for-loop [37] 50.0% [88] 442(3.8%) 0(0.0%) loop! .../ztatlock/herbie/src/core/enode.rkt:163:2 loop [84] 50.0% set [92] 50.0% ----------------------------------------------------------------------- loop [84] 100.0% [89] 200(1.7%) 0(0.0%) for-loop ...ock/herbie/src/core/simplify.rkt:161:2 setfindf [93] 100.0% ----------------------------------------------------------------------- ??? [86] 100.0% [90] 2698(23.0%) 200(1.7%) ??? ...acket/collects/racket/private/kw.rkt:400:14 bffma [94] 28.9% bf* [97] 26.6% ??? [99] 19.5% ...higher-order.rkt:373:33 [95] 9.5% ...ow-val-first.rkt:357:18 [96] 8.1% ----------------------------------------------------------------------- ??? [86] 100.0% [91] 1636(13.9%) 1172(10.0%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0 ??? [103] 28.4% ----------------------------------------------------------------------- loop! [88] 100.0% [92] 442(3.8%) 442(3.8%) set ...collects/racket/private/set-types.rkt:982:0 ----------------------------------------------------------------------- for-loop [89] 100.0% [93] 200(1.7%) 200(1.7%) setfindf ...e/ztatlock/herbie/src/common.rkt:173:0 ----------------------------------------------------------------------- ??? [90] 100.0% [94] 780(6.7%) 0(0.0%) bffma ...atlock/herbie/src/syntax/syntax.rkt:122:0 bf* [97] 100.0% ----------------------------------------------------------------------- ??? [90] 100.0% [95] 256(2.2%) 0(0.0%) ...higher-order.rkt:373:33 (unknown source) ??? [98] 100.0% ----------------------------------------------------------------------- ??? [90] 100.0% [96] 218(1.9%) 0(0.0%) ...ow-val-first.rkt:357:18 (unknown source) ??? [98] 100.0% ----------------------------------------------------------------------- loop [84] 12.0% ??? [90] 42.2% bffma [94] 45.8% [97] 1702(14.5%) 0(0.0%) bf* ...ath/private/bigfloat/bigfloat-mpfr.rkt:95:0 ??? [99] 100.0% ----------------------------------------------------------------------- ...ow-val-first.rkt:357:18 [96] 46.0% ...higher-order.rkt:373:33 [95] 54.0% [98] 474(4.0%) 0(0.0%) ??? ...cts/racket/contract/private/list.rkt:187:10 ??? [100] 100.0% ----------------------------------------------------------------------- ??? [90] 23.6% bf* [97] 76.4% [99] 2228(19.0%) 232(2.0%) ??? ...-racket/utils/simple-result-arrow.rkt:26:12 bfmul [101] 89.6% ----------------------------------------------------------------------- ??? [98] 48.5% ??? [86] 51.5% [100] 978(8.3%) 0(0.0%) ??? ...ects/racket/contract/private/guts.rkt:638:8 ??? [102] 100.0% ----------------------------------------------------------------------- ??? [99] 100.0% [101] 1996(17.0%) 1536(13.1%) bfmul ...-lib/math/private/bigfloat/mpfr.rkt:819:4 ??? [103] 23.0% ----------------------------------------------------------------------- ->flonum [87] 19.6% ??? [100] 80.4% [102] 1216(10.4%) 722(6.2%) ??? ...tract/private/arrow-higher-order.rkt:373:33 ??? [104] 40.6% ----------------------------------------------------------------------- bfmul [101] 49.8% real->bigfloat [91] 50.2% [103] 924(7.9%) 924(7.9%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4 ----------------------------------------------------------------------- ??? [102] 100.0% [104] 494(4.2%) 494(4.2%) ??? ...llects/racket/contract/combinator.rkt:178:4 -----------------------------------------------------------------------