Profiling results ----------------- Total cpu time observed: 25448ms (out of 25804ms) Number of samples taken: 107 (once every 238ms) (Hiding functions with self<1.0% and local<2.0%: 2 of 106 hidden) ==================================================================== Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ==================================================================== ??? [19] 100.0% [1] 25008(98.3%) 0(0.0%) profile-thunk14 ...t/pkgs/profile-lib/main.rkt:9:0 run [3] 100.0% -------------------------------------------------------------------- ??? [19] 100.0% [2] 15764(61.9%) 0(0.0%) run-improve58 ...ock/herbie/src/mainloop.rkt:242:0 for-loop [4] 91.8% get-final-combination [5] 5.3% setup-prog [6] 2.9% -------------------------------------------------------------------- profile-thunk14 [1] 100.0% [3] 25008(98.3%) 0(0.0%) run ...share/racket/pkgs/profile-lib/main.rkt:31:2 ??? [19] 100.0% -------------------------------------------------------------------- run-improve58 [2] 100.0% [4] 14468(56.9%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:253:8 run-iter! [7] 100.0% -------------------------------------------------------------------- run-improve58 [2] 100.0% [5] 842(3.3%) 0(0.0%) get-final-combination ...ie/src/mainloop.rkt:269:0 extract-alt [8] 100.0% -------------------------------------------------------------------- run-improve58 [2] 100.0% [6] 454(1.8%) 0(0.0%) setup-prog /home/ztatlock/herbie/src/glue.rkt:46:0 simplify-alt [9] 52.0% ??? [18] 48.0% -------------------------------------------------------------------- for-loop [4] 100.0% [7] 14468(56.9%) 0(0.0%) run-iter! ...tatlock/herbie/src/mainloop.rkt:223:0 simplify! [11] 93.9% finalize-iter! [12] 3.0% localize-error [13] 1.5% choose-best-alt! [14] 1.5% -------------------------------------------------------------------- get-final-combination [5] 100.0% [8] 842(3.3%) 0(0.0%) extract-alt ...e/ztatlock/herbie/src/glue.rkt:57:0 loop [75] 73.6% loop [42] 26.4% -------------------------------------------------------------------- setup-prog [6] 100.0% [9] 236(0.9%) 0(0.0%) simplify-alt .../ztatlock/herbie/src/glue.rkt:84:0 simplify [10] 100.0% -------------------------------------------------------------------- simplify-alt [9] 1.6% loop [75] 4.3% ??? [19] 94.1% [10] 14442(56.8%) 124(0.5%) simplify ...lock/herbie/src/core/simplify.rkt:39:0 simplify-expr [16] 74.4% iterate-egraph!5 [20] 13.2% for-loop [17] 11.6% -------------------------------------------------------------------- run-iter! [7] 100.0% [11] 13586(53.4%) 0(0.0%) simplify! ...tatlock/herbie/src/mainloop.rkt:162:0 for-loop [15] 100.0% -------------------------------------------------------------------- run-iter! [7] 100.0% [12] 438(1.7%) 0(0.0%) finalize-iter! ...ck/herbie/src/mainloop.rkt:177:0 ??? [18] 100.0% -------------------------------------------------------------------- run-iter! [7] 100.0% [13] 222(0.9%) 0(0.0%) localize-error ...erbie/src/core/localize.rkt:47:0 hash-ref! [64] 100.0% -------------------------------------------------------------------- run-iter! [7] 100.0% [14] 222(0.9%) 0(0.0%) choose-best-alt! .../herbie/src/mainloop.rkt:120:0 ??? [18] 100.0% -------------------------------------------------------------------- simplify! [11] 100.0% [15] 13586(53.4%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:166:6 ??? [19] 100.0% -------------------------------------------------------------------- simplify [10] 100.0% [16] 10742(42.2%) 220(0.9%) simplify-expr ...herbie/src/core/simplify.rkt:68:0 iterate-egraph!5 [20] 89.1% loop [21] 8.8% -------------------------------------------------------------------- simplify [10] 100.0% [17] 1670(6.6%) 0(0.0%) for-loop ...ock/herbie/src/core/simplify.rkt:61:12 iterate-egraph!5 [20] 100.0% -------------------------------------------------------------------- setup-prog [6] 24.8% choose-best-alt! [14] 25.3% finalize-iter! [12] 49.9% [18] 878(3.5%) 0(0.0%) ??? ...contract/private/arrow-val-first.rkt:357:18 for-loop [22] 49.9% atab-pick-alt8 [23] 25.3% make-alt-table [24] 24.8% -------------------------------------------------------------------- for-loop [15] 18.1% run [3] 40.5% [19] 25448(100.0%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk14 [1] 40.5% run-improve58 [2] 22.4% loop [26] 19.0% simplify [10] 18.1% -------------------------------------------------------------------- for-loop [17] 12.7% simplify [10] 14.5% simplify-expr [16] 72.8% [20] 13148(51.7%) 0(0.0%) iterate-egraph!5 ...bie/src/core/simplify.rkt:95:0 one-iter [25] 96.5% *simplify-rules* [29] 1.8% -------------------------------------------------------------------- simplify-expr [16] 100.0% [21] 950(3.7%) 0(0.0%) loop ...tatlock/herbie/src/core/simplify.rkt:203:2 pass [27] 100.0% -------------------------------------------------------------------- ??? [18] 100.0% [22] 438(1.7%) 0(0.0%) for-loop ...ock/herbie/src/core/alt-table.rkt:51:2 atab-add-altn [28] 100.0% -------------------------------------------------------------------- ??? [18] 100.0% [23] 222(0.9%) 0(0.0%) atab-pick-alt8 ...rbie/src/core/alt-table.rkt:54:0 ??? [30] 100.0% -------------------------------------------------------------------- ??? [18] 100.0% [24] 218(0.9%) 0(0.0%) make-alt-table ...rbie/src/core/alt-table.rkt:32:0 errors [53] 100.0% -------------------------------------------------------------------- iterate-egraph!5 [20] 100.0% [25] 12692(49.9%) 0(0.0%) one-iter ...ock/herbie/src/core/simplify.rkt:106:0 for-loop [31] 52.8% loop [32] 44.0% apply-match [39] 3.2% -------------------------------------------------------------------- ??? [19] 100.0% [26] 9684(38.1%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:122:2 make-exacts* [38] 57.2% loop [33] 42.8% -------------------------------------------------------------------- loop [21] 100.0% [27] 950(3.7%) 0(0.0%) pass ...tatlock/herbie/src/core/simplify.rkt:193:2 for-loop [34] 100.0% -------------------------------------------------------------------- for-loop [22] 100.0% [28] 438(1.7%) 0(0.0%) atab-add-altn ...rbie/src/core/alt-table.rkt:208:0 best-and-tied-at-points [35]100.0% -------------------------------------------------------------------- iterate-egraph!5 [20] 100.0% [29] 236(0.9%) 0(0.0%) *simplify-rules* ...bie/src/syntax/rules.rkt:300:0 for-loop [36] 100.0% -------------------------------------------------------------------- atab-pick-alt8 [23] 100.0% [30] 222(0.9%) 0(0.0%) ??? ...tract/private/arrow-higher-order.rkt:369:33 best-alt [37] 100.0% -------------------------------------------------------------------- for-loop [31] 47.0% one-iter [25] 53.0% [31] 6700(26.3%) 1496(5.9%) for-loop ...ck/herbie/src/core/simplify.rkt:116:12 for-loop [31] 47.0% match-e [45] 38.8% -------------------------------------------------------------------- one-iter [25] 100.0% [32] 5590(22.0%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:53:19 apply-match [39] 100.0% -------------------------------------------------------------------- loop [26] 100.0% [33] 4148(16.3%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:93:2 loop [40] 55.5% make-exacts* [38] 34.1% eval-prog [59] 10.3% -------------------------------------------------------------------- pass [27] 100.0% [34] 950(3.7%) 210(0.8%) for-loop ...ck/herbie/src/core/simplify.rkt:196:29 argmin [41] 56.6% make-sequence [44] 21.3% -------------------------------------------------------------------- atab-add-altn [28] 100.0% [35] 438(1.7%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [53] 100.0% -------------------------------------------------------------------- *simplify-rules* [29] 100.0% [36] 236(0.9%) 0(0.0%) for-loop ...e/ztatlock/herbie/src/common.rkt:205:9 ormap [43] 100.0% -------------------------------------------------------------------- ??? [30] 100.0% [37] 222(0.9%) 0(0.0%) best-alt /home/ztatlock/herbie/src/glue.rkt:79:0 loop [42] 100.0% -------------------------------------------------------------------- loop [33] 20.4% loop [26] 79.6% [38] 6952(27.3%) 0(0.0%) make-exacts* ...tatlock/herbie/src/points.rkt:80:0 loop [75] 61.3% map [46] 35.9% eval-prog [59] 2.8% -------------------------------------------------------------------- one-iter [25] 6.7% loop [32] 93.3% [39] 5992(23.5%) 202(0.8%) apply-match .../herbie/src/core/simplify.rkt:122:2 merge-egraph-nodes! [52] 32.7% for-loop [47] 26.2% match-e [45] 17.7% loop! [80] 13.3% substitute-e [55] 3.4% mk-enode! [61] 3.3% -------------------------------------------------------------------- loop [33] 100.0% [40] 2304(9.1%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:83:4 map [46] 65.9% loop [75] 34.1% -------------------------------------------------------------------- for-loop [34] 100.0% [41] 538(2.1%) 0(0.0%) argmin ...re/racket/collects/racket/list.rkt:743:0 expression-cost [48] 100.0% -------------------------------------------------------------------- best-alt [37] 50.0% extract-alt [8] 50.0% [42] 444(1.7%) 0(0.0%) loop /home/ztatlock/herbie/src/common.rkt:86:2 composed [49] 100.0% -------------------------------------------------------------------- for-loop [36] 100.0% [43] 236(0.9%) 0(0.0%) ormap ...et/collects/racket/private/map.rkt:106:13 ??? [50] 100.0% -------------------------------------------------------------------- for-loop [34] 100.0% [44] 202(0.8%) 202(0.8%) make-sequence ...ects/racket/private/for.rkt:508:2 -------------------------------------------------------------------- apply-match [39] 8.5% for-loop [56] 17.3% for-loop [31] 74.3% [45] 6266(24.6%) 3088(12.1%) match-e ...tatlock/herbie/src/core/ematch.rkt:46:0 for-loop [51] 44.1% for-loop [56] 13.6% loop [75] 1.8% -------------------------------------------------------------------- loop [40] 37.8% make-exacts* [38] 62.2% [46] 4016(15.8%) 0(0.0%) map ...acket/collects/racket/private/map.rkt:21:13 loop [75] 100.0% -------------------------------------------------------------------- apply-match [39] 100.0% [47] 1570(6.2%) 0(0.0%) for-loop ...ck/herbie/src/core/simplify.rkt:136:10 loop! [80] 55.3% merge-egraph-nodes! [52] 29.4% substitute-e [55] 15.3% -------------------------------------------------------------------- argmin [41] 100.0% [48] 538(2.1%) 0(0.0%) expression-cost ...k/herbie/src/programs.rkt:212:0 compile [54] 100.0% -------------------------------------------------------------------- loop [42] 100.0% [49] 444(1.7%) 0(0.0%) composed ...ollects/racket/private/list.rkt:321:16 errors [53] 100.0% -------------------------------------------------------------------- ormap [43] 100.0% [50] 236(0.9%) 236(0.9%) ??? /home/ztatlock/herbie/src/config.rkt:29:0 -------------------------------------------------------------------- match-e [45] 100.0% [51] 3192(12.5%) 1708(6.7%) for-loop ...tlock/herbie/src/core/ematch.rkt:59:11 for-loop [56] 46.5% list-cartesian-product [63] 7.0% loop [75] 3.1% -------------------------------------------------------------------- merge-egraph-nodes! [52] 9.1% for-loop [60] 9.1% for-loop [47] 19.1% apply-match [39] 62.7% [52] 2424(9.5%) 220(0.9%) merge-egraph-nodes! ...e/src/core/egraph.rkt:152:0 update-leader! [57] 40.1% loop! [80] 27.3% for-loop [62] 9.9% for-loop [60] 9.1% merge-egraph-nodes! [52] 9.1% -------------------------------------------------------------------- make-alt-table [24] 19.8% best-and-tied-at-points [35] 39.8% composed [49] 40.4% [53] 1100(4.3%) 0(0.0%) errors /home/ztatlock/herbie/src/points.rkt:144:0 for-loop [58] 78.4% eval-prog [59] 21.6% -------------------------------------------------------------------- expression-cost [48] 100.0% [54] 538(2.1%) 0(0.0%) compile .../ztatlock/herbie/src/programs.rkt:189:0 hash-ref! [64] 100.0% -------------------------------------------------------------------- substitute-e [55] 27.1% for-loop [47] 27.1% apply-match [39] 45.7% [55] 442(1.7%) 240(0.9%) substitute-e ...ck/herbie/src/core/ematch.rkt:71:0 mk-enode! [61] 45.7% substitute-e [55] 27.1% -------------------------------------------------------------------- match-e [45] 36.3% for-loop [51] 63.7% [56] 2990(11.7%) 424(1.7%) for-loop ...tlock/herbie/src/core/ematch.rkt:65:37 match-e [45] 72.4% ??? [67] 13.4% -------------------------------------------------------------------- merge-egraph-nodes! [52] 100.0% [57] 1082(4.3%) 440(1.7%) update-leader! ...herbie/src/core/egraph.rkt:217:0 for-loop [65] 59.3% -------------------------------------------------------------------- errors [53] 100.0% [58] 862(3.4%) 218(0.9%) for-loop ...e/ztatlock/herbie/src/points.rkt:147:4 ??? [79] 74.7% -------------------------------------------------------------------- make-exacts* [38] 22.6% errors [53] 27.7% loop [33] 49.8% [59] 860(3.4%) 238(0.9%) eval-prog ...tatlock/herbie/src/programs.rkt:162:0 hash-ref! [64] 45.8% inductor [68] 26.5% -------------------------------------------------------------------- merge-egraph-nodes! [52] 100.0% [60] 442(1.7%) 0(0.0%) for-loop ...lock/herbie/src/core/egraph.rkt:200:10 merge-egraph-nodes! [52] 100.0% -------------------------------------------------------------------- apply-match [39] 49.8% substitute-e [55] 50.2% [61] 402(1.6%) 0(0.0%) mk-enode! ...lock/herbie/src/core/egraph.rkt:101:0 hash-has-key? [66] 100.0% -------------------------------------------------------------------- merge-egraph-nodes! [52] 100.0% [62] 240(0.9%) 240(0.9%) for-loop ...tlock/herbie/src/core/egraph.rkt:232:6 -------------------------------------------------------------------- list-cartesian-product [63] 50.0% for-loop [51] 50.0% [63] 222(0.9%) 222(0.9%) list-cartesian-product ...src/core/ematch.rkt:20:0 list-cartesian-product [63] 50.0% -------------------------------------------------------------------- localize-error [13] 4.8% ??? [69] 14.0% eval-prog [59] 14.3% ??? [83] 14.4% loop [75] 19.9% compile [54] 32.6% [64] 1154(4.5%) 316(1.2%) hash-ref! ...racket/private/more-scheme.rkt:373:13 ??? [69] 53.1% parse-loop12 [73] 19.2% bigfloat-hash [71] 14.3% -------------------------------------------------------------------- update-leader! [57] 100.0% [65] 642(2.5%) 222(0.9%) for-loop ...tlock/herbie/src/core/egraph.rkt:222:6 for-loop [70] 65.4% -------------------------------------------------------------------- mk-enode! [61] 100.0% [66] 402(1.6%) 402(1.6%) hash-has-key? ...et/private/more-scheme.rkt:368:13 -------------------------------------------------------------------- for-loop [56] 100.0% [67] 402(1.6%) 202(0.8%) ??? /home/ztatlock/herbie/src/core/ematch.rkt:50:5 for-loop [74] 49.8% -------------------------------------------------------------------- eval-prog [59] 25.0% inductor [68] 75.0% [68] 228(0.9%) 0(0.0%) inductor .../ztatlock/herbie/src/programs.rkt:73:2 inductor [68] 75.0% integer->bigfloat [72] 25.0% -------------------------------------------------------------------- hash-ref! [64] 100.0% [69] 858(3.4%) 222(0.9%) ??? /home/ztatlock/herbie/src/programs.rkt:197:5 loop [75] 45.9% hash-ref! [64] 28.2% -------------------------------------------------------------------- for-loop [65] 100.0% [70] 420(1.7%) 0(0.0%) for-loop ...tlock/herbie/src/core/egraph.rkt:223:8 hash-update! [76] 100.0% -------------------------------------------------------------------- hash-ref! [64] 100.0% [71] 394(1.5%) 0(0.0%) bigfloat-hash ...h/private/bigfloat/mpfr.rkt:165:0 sig+exp->bigfloat [77] 100.0% -------------------------------------------------------------------- inductor [68] 100.0% [72] 228(0.9%) 228(0.9%) integer->bigfloat ...ivate/bigfloat/mpfr.rkt:399:0 -------------------------------------------------------------------- hash-ref! [64] 100.0% [73] 222(0.9%) 0(0.0%) parse-loop12 ...s/racket/match/compiler.rkt:410:15 loop [75] 75.0% loop [78] 25.0% -------------------------------------------------------------------- ??? [67] 100.0% [74] 200(0.8%) 200(0.8%) for-loop ...atlock/herbie/src/core/ematch.rkt:51:7 -------------------------------------------------------------------- loop [40] 0.1% make-exacts* [38] 0.3% map [46] 0.7% for-loop [51] 1.6% match-e [45] 1.8% parse-loop12 [73] 1.8% extract-alt [8] 2.8% ??? [69] 3.2% loop! [80] 8.9% loop [75] 78.8% [75] 12380(48.6%) 222(0.9%) loop ...cket/collects/racket/private/map.rkt:26:19 loop [75] 78.8% loop! [80] 8.9% hash-ref! [64] 3.2% simplify [10] 2.8% ??? [83] 1.8% ->flonum [81] 0.6% ??? [79] 0.5% for-loop [84] 0.1% -------------------------------------------------------------------- for-loop [70] 100.0% [76] 420(1.7%) 0(0.0%) hash-update! ...ket/private/more-scheme.rkt:362:13 ??? [82] 100.0% -------------------------------------------------------------------- bigfloat-hash [71] 100.0% [77] 394(1.5%) 200(0.8%) sig+exp->bigfloat ...ivate/bigfloat/mpfr.rkt:385:0 integer->mpz [85] 49.2% -------------------------------------------------------------------- parse-loop12 [73] 2.7% loop [78] 97.3% [78] 222(0.9%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:37:19 loop [78] 97.3% ->flonum [81] 2.7% -------------------------------------------------------------------- for-loop [58] 7.2% loop [75] 92.8% [79] 8992(35.3%) 1798(7.1%) ??? /home/ztatlock/herbie/src/programs.rkt:168:4 ??? [86] 46.9% real->bigfloat [87] 25.2% ??? [90] 7.9% -------------------------------------------------------------------- apply-match [39] 15.6% for-loop [47] 25.7% merge-egraph-nodes! [52] 26.4% loop [75] 32.2% [80] 2544(10.0%) 626(2.5%) loop! .../ztatlock/herbie/src/core/enode.rkt:163:2 custom-set-union [88] 35.5% loop [75] 32.2% set [89] 15.6% update-en-expr [92] 4.4% -------------------------------------------------------------------- loop [78] 23.7% loop [75] 76.3% [81] 936(3.7%) 714(2.8%) ->flonum ...ock/herbie/src/syntax/syntax.rkt:224:0 ??? [93] 23.7% -------------------------------------------------------------------- hash-update! [76] 100.0% [82] 420(1.7%) 0(0.0%) ??? .../ztatlock/herbie/src/core/egraph.rkt:225:24 for-loop [91] 100.0% -------------------------------------------------------------------- loop [75] 100.0% [83] 222(0.9%) 0(0.0%) ??? ...ket/collects/racket/private/list.rkt:323:18 hash-ref! [64] 100.0% -------------------------------------------------------------------- loop [75] 100.0% [84] 220(0.9%) 0(0.0%) for-loop ...ock/herbie/src/core/simplify.rkt:161:2 setfindf [94] 100.0% -------------------------------------------------------------------- sig+exp->bigfloat [77] 100.0% [85] 194(0.8%) 194(0.8%) integer->mpz ...math/private/bigfloat/gmp.rkt:87:0 -------------------------------------------------------------------- ??? [79] 100.0% [86] 4220(16.6%) 644(2.5%) ??? ...acket/collects/racket/private/kw.rkt:400:14 ??? [99] 79.4% bf* [98] 5.3% -------------------------------------------------------------------- ??? [79] 100.0% [87] 2268(8.9%) 2042(8.0%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0 ??? [104] 10.0% -------------------------------------------------------------------- loop! [80] 100.0% [88] 904(3.6%) 240(0.9%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [96] 46.9% for-loop [97] 26.5% -------------------------------------------------------------------- loop! [80] 100.0% [89] 792(3.1%) 792(3.1%) set ...collects/racket/private/set-types.rkt:982:0 -------------------------------------------------------------------- ??? [79] 100.0% [90] 706(2.8%) 0(0.0%) ??? ...ects/racket/contract/private/guts.rkt:638:8 ??? [95] 100.0% -------------------------------------------------------------------- ??? [82] 100.0% [91] 420(1.7%) 420(1.7%) for-loop ...lock/herbie/src/core/egraph.rkt:226:26 -------------------------------------------------------------------- loop! [80] 100.0% [92] 222(0.9%) 222(0.9%) update-en-expr ...herbie/src/core/egraph.rkt:211:0 -------------------------------------------------------------------- ->flonum [81] 100.0% [93] 222(0.9%) 0(0.0%) ??? ...-racket/utils/simple-result-arrow.rkt:47:15 ??? [104] 100.0% -------------------------------------------------------------------- for-loop [84] 100.0% [94] 220(0.9%) 220(0.9%) setfindf ...e/ztatlock/herbie/src/common.rkt:173:0 -------------------------------------------------------------------- ??? [90] 100.0% [95] 706(2.8%) 512(2.0%) ??? ...tract/private/arrow-higher-order.rkt:373:33 ??? [101] 27.5% -------------------------------------------------------------------- custom-set-union [88] 100.0% [96] 424(1.7%) 0(0.0%) for-loop ...cts/racket/private/set-types.rkt:174:3 for-loop [100] 100.0% -------------------------------------------------------------------- custom-set-union [88] 100.0% [97] 240(0.9%) 240(0.9%) for-loop ...cts/racket/private/set-types.rkt:152:2 -------------------------------------------------------------------- ??? [86] 100.0% [98] 224(0.9%) 0(0.0%) bf* ...ath/private/bigfloat/bigfloat-mpfr.rkt:95:0 ??? [99] 100.0% -------------------------------------------------------------------- bf* [98] 6.3% ??? [86] 93.7% [99] 3576(14.1%) 0(0.0%) ??? ...-racket/utils/simple-result-arrow.rkt:26:12 bfadd [102] 100.0% -------------------------------------------------------------------- for-loop [96] 100.0% [100] 424(1.7%) 424(1.7%) for-loop ...cts/racket/private/set-types.rkt:178:5 -------------------------------------------------------------------- ??? [95] 100.0% [101] 194(0.8%) 0(0.0%) ??? ...llects/racket/contract/combinator.rkt:178:4 any-wrap/traverse [103] 100.0% -------------------------------------------------------------------- ??? [99] 100.0% [102] 3576(14.1%) 2258(8.9%) bfadd ...-lib/math/private/bigfloat/mpfr.rkt:819:4 ??? [104] 36.9% -------------------------------------------------------------------- ??? [101] 100.0% [103] 194(0.8%) 194(0.8%) any-wrap/traverse ...cket/utils/any-wrap.rkt:106:2 -------------------------------------------------------------------- ??? [93] 12.6% real->bigfloat [87] 12.8% bfadd [102] 74.6% [104] 1766(6.9%) 1766(6.9%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4 --------------------------------------------------------------------