Profiling results ----------------- Total cpu time observed: 64034ms (out of 64648ms) Number of samples taken: 329 (once every 195ms) ======================================================================= Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ======================================================================= ??? [27] 100.0% [1] 62320(97.3%) 0(0.0%) profile-thunk14 ...t/pkgs/profile-lib/main.rkt:9:0 run [6] 100.0% ----------------------------------------------------------------------- ??? [27] 100.0% [2] 12360(19.3%) 0(0.0%) run-improve58 ...ock/herbie/src/mainloop.rkt:242:0 for-loop [7] 93.6% loop [34] 6.4% ----------------------------------------------------------------------- ??? [27] 100.0% [3] 9372(14.6%) 0(0.0%) simplify ...lock/herbie/src/core/simplify.rkt:39:0 simplify-expr [8] 49.1% for-loop [9] 32.1% iterate-egraph!5 [13] 16.8% loop [10] 2.0% ----------------------------------------------------------------------- hash-ref! [80] 100.0% [4] 420(0.7%) 0(0.0%) ??? /home/ztatlock/herbie/src/programs.rkt:197:5 loop [69] 100.0% ----------------------------------------------------------------------- hash-ref! [80] 100.0% [5] 176(0.3%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:295:23 for-loop [11] 100.0% ----------------------------------------------------------------------- profile-thunk14 [1] 100.0% [6] 62320(97.3%) 0(0.0%) run ...share/racket/pkgs/profile-lib/main.rkt:31:2 ??? [27] 100.0% ----------------------------------------------------------------------- run-improve58 [2] 100.0% [7] 11564(18.1%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:253:8 run-iter! [12] 100.0% ----------------------------------------------------------------------- simplify [3] 100.0% [8] 4602(7.2%) 0(0.0%) simplify-expr ...herbie/src/core/simplify.rkt:68:0 iterate-egraph!5 [13] 100.0% ----------------------------------------------------------------------- simplify [3] 100.0% [9] 3010(4.7%) 0(0.0%) for-loop ...ock/herbie/src/core/simplify.rkt:61:12 iterate-egraph!5 [13] 100.0% ----------------------------------------------------------------------- simplify [3] 100.0% [10] 184(0.3%) 0(0.0%) loop ...tatlock/herbie/src/core/simplify.rkt:203:2 pass [14] 100.0% ----------------------------------------------------------------------- ??? [5] 100.0% [11] 176(0.3%) 0(0.0%) for-loop ...lock/herbie/src/core/taylor.rkt:298:27 hash-ref! [80] 100.0% ----------------------------------------------------------------------- for-loop [7] 100.0% [12] 11564(18.1%) 0(0.0%) run-iter! ...tatlock/herbie/src/mainloop.rkt:223:0 simplify! [15] 82.6% finalize-iter! [17] 10.7% localize-error [18] 3.4% gen-series! [19] 3.3% ----------------------------------------------------------------------- simplify [3] 17.2% for-loop [9] 32.8% simplify-expr [8] 50.1% [13] 9188(14.3%) 0(0.0%) iterate-egraph!5 ...bie/src/core/simplify.rkt:95:0 one-iter [16] 100.0% ----------------------------------------------------------------------- loop [10] 100.0% [14] 184(0.3%) 0(0.0%) pass ...tatlock/herbie/src/core/simplify.rkt:193:2 for-loop [20] 100.0% ----------------------------------------------------------------------- run-iter! [12] 100.0% [15] 9552(14.9%) 0(0.0%) simplify! ...tatlock/herbie/src/mainloop.rkt:162:0 for-loop [21] 100.0% ----------------------------------------------------------------------- iterate-egraph!5 [13] 100.0% [16] 9188(14.3%) 202(0.3%) one-iter ...ock/herbie/src/core/simplify.rkt:106:0 loop [22] 53.7% for-loop [23] 39.3% apply-match [28] 4.8% ----------------------------------------------------------------------- run-iter! [12] 100.0% [17] 1240(1.9%) 0(0.0%) finalize-iter! ...ck/herbie/src/mainloop.rkt:177:0 ??? [24] 100.0% ----------------------------------------------------------------------- run-iter! [12] 100.0% [18] 396(0.6%) 0(0.0%) localize-error ...erbie/src/core/localize.rkt:47:0 hash-ref! [80] 100.0% ----------------------------------------------------------------------- run-iter! [12] 100.0% [19] 376(0.6%) 0(0.0%) gen-series! ...tlock/herbie/src/mainloop.rkt:134:0 for-loop [25] 100.0% ----------------------------------------------------------------------- pass [14] 100.0% [20] 184(0.3%) 0(0.0%) for-loop ...ck/herbie/src/core/simplify.rkt:196:29 argmin [26] 100.0% ----------------------------------------------------------------------- simplify! [15] 100.0% [21] 9552(14.9%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:166:6 ??? [27] 98.1% debug-print [33] 1.9% ----------------------------------------------------------------------- one-iter [16] 100.0% [22] 4932(7.7%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:53:19 apply-match [28] 100.0% ----------------------------------------------------------------------- for-loop [23] 44.5% one-iter [16] 55.5% [23] 3610(5.6%) 1588(2.5%) for-loop ...ck/herbie/src/core/simplify.rkt:116:12 for-loop [23] 44.5% match-e [35] 28.0% ----------------------------------------------------------------------- finalize-iter! [17] 100.0% [24] 1240(1.9%) 0(0.0%) ??? ...contract/private/arrow-val-first.rkt:357:18 for-loop [29] 82.7% atab-add-altns [31] 17.3% ----------------------------------------------------------------------- gen-series! [19] 100.0% [25] 376(0.6%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:140:7 taylor-alt [30] 100.0% ----------------------------------------------------------------------- for-loop [20] 100.0% [26] 184(0.3%) 0(0.0%) argmin ...re/racket/collects/racket/list.rkt:743:0 expression-cost [32] 100.0% ----------------------------------------------------------------------- for-loop [21] 5.2% run [6] 46.7% [27] 63788(99.6%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk14 [1] 46.7% loop [34] 40.5% run-improve58 [2] 7.6% simplify [3] 5.2% ----------------------------------------------------------------------- one-iter [16] 8.3% loop [22] 91.7% [28] 5376(8.4%) 216(0.3%) apply-match .../herbie/src/core/simplify.rkt:122:2 merge-egraph-nodes! [45] 52.1% match-e [35] 12.7% mk-enode! [37] 11.9% for-loop [38] 7.7% loop! [76] 4.1% reduce-to-single! [40] 3.7% substitute-e [41] 3.7% ----------------------------------------------------------------------- ??? [24] 100.0% [29] 1026(1.6%) 0(0.0%) for-loop ...ock/herbie/src/core/alt-table.rkt:51:2 atab-add-altn [36] 100.0% ----------------------------------------------------------------------- for-loop [25] 100.0% [30] 376(0.6%) 0(0.0%) taylor-alt ...e/ztatlock/herbie/src/glue.rkt:142:0 for-loop [39] 100.0% ----------------------------------------------------------------------- ??? [24] 100.0% [31] 214(0.3%) 0(0.0%) atab-add-altns ...rbie/src/core/alt-table.rkt:50:0 atab-add-altn [36] 100.0% ----------------------------------------------------------------------- argmin [26] 100.0% [32] 184(0.3%) 0(0.0%) expression-cost ...k/herbie/src/programs.rkt:212:0 compile [42] 100.0% ----------------------------------------------------------------------- for-loop [21] 100.0% [33] 180(0.3%) 0(0.0%) debug-print ...ztatlock/herbie/src/debug.rkt:107:0 for-loop [43] 100.0% ----------------------------------------------------------------------- run-improve58 [2] 1.5% ??? [27] 98.5% [34] 52224(81.6%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:122:2 make-exacts* [52] 45.0% loop [44] 40.0% loop [53] 15.1% ----------------------------------------------------------------------- apply-match [28] 12.6% for-loop [56] 16.3% for-loop [23] 71.0% [35] 2704(4.2%) 1598(2.5%) match-e ...tatlock/herbie/src/core/ematch.rkt:46:0 for-loop [47] 37.2% loop [69] 3.7% ----------------------------------------------------------------------- atab-add-altns [31] 17.3% for-loop [29] 82.7% [36] 1240(1.9%) 0(0.0%) atab-add-altn ...rbie/src/core/alt-table.rkt:208:0 best-and-tied-at-points [46] 100.0% ----------------------------------------------------------------------- apply-match [28] 100.0% [37] 642(1.0%) 402(0.6%) mk-enode! ...lock/herbie/src/core/egraph.rkt:101:0 hash-has-key? [49] 37.4% ----------------------------------------------------------------------- apply-match [28] 100.0% [38] 416(0.6%) 0(0.0%) for-loop ...ck/herbie/src/core/simplify.rkt:136:10 loop! [76] 53.4% merge-egraph-nodes! [45] 46.6% ----------------------------------------------------------------------- taylor-alt [30] 100.0% [39] 376(0.6%) 0(0.0%) for-loop /home/ztatlock/herbie/src/glue.rkt:144:2 location-do [48] 100.0% ----------------------------------------------------------------------- apply-match [28] 100.0% [40] 200(0.3%) 0(0.0%) reduce-to-single! ...bie/src/core/egraph.rkt:324:0 for-loop [50] 100.0% ----------------------------------------------------------------------- substitute-e [41] 50.0% apply-match [28] 50.0% [41] 198(0.3%) 198(0.3%) substitute-e ...ck/herbie/src/core/ematch.rkt:71:0 substitute-e [41] 50.0% ----------------------------------------------------------------------- expression-cost [32] 100.0% [42] 184(0.3%) 0(0.0%) compile .../ztatlock/herbie/src/programs.rkt:189:0 hash-ref! [80] 100.0% ----------------------------------------------------------------------- debug-print [33] 100.0% [43] 180(0.3%) 0(0.0%) for-loop /home/ztatlock/herbie/src/debug.rkt:113:2 write-proc [51] 100.0% ----------------------------------------------------------------------- loop [34] 100.0% [44] 20882(32.6%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:93:2 loop [53] 61.9% make-exacts* [52] 37.1% eval-prog [63] 1.1% ----------------------------------------------------------------------- for-loop [38] 6.5% apply-match [28] 93.5% [45] 2994(4.7%) 0(0.0%) merge-egraph-nodes! ...e/src/core/egraph.rkt:152:0 update-leader! [54] 70.7% for-loop [58] 13.2% loop! [76] 8.1% for-loop [60] 8.1% ----------------------------------------------------------------------- atab-add-altn [36] 100.0% [46] 1240(1.9%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [55] 100.0% ----------------------------------------------------------------------- match-e [35] 100.0% [47] 1106(1.7%) 462(0.7%) for-loop ...tlock/herbie/src/core/ematch.rkt:59:11 for-loop [56] 49.1% list-cartesian-product [57] 20.0% ----------------------------------------------------------------------- location-do [48] 31.2% for-loop [39] 68.8% [48] 376(0.6%) 0(0.0%) location-do ...tlock/herbie/src/programs.rkt:129:0 approximate9 [59] 68.8% location-do [48] 31.2% ----------------------------------------------------------------------- mk-enode! [37] 100.0% [49] 240(0.4%) 240(0.4%) hash-has-key? ...et/private/more-scheme.rkt:368:13 ----------------------------------------------------------------------- reduce-to-single! [40] 100.0% [50] 200(0.3%) 0(0.0%) for-loop ...lock/herbie/src/core/egraph.rkt:328:21 update-en-expr [82] 100.0% ----------------------------------------------------------------------- for-loop [43] 100.0% [51] 180(0.3%) 180(0.3%) write-proc ...lock/herbie/src/alternative.rkt:29:9 ----------------------------------------------------------------------- loop [44] 24.8% loop [34] 75.2% [52] 31222(48.8%) 0(0.0%) make-exacts* ...tatlock/herbie/src/points.rkt:80:0 loop [69] 52.9% map [61] 46.4% eval-prog [63] 0.7% ----------------------------------------------------------------------- loop [34] 37.8% loop [44] 62.2% [53] 20782(32.5%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:83:4 map [61] 65.0% loop [69] 35.0% ----------------------------------------------------------------------- merge-egraph-nodes! [45] 100.0% [54] 2116(3.3%) 0(0.0%) update-leader! ...herbie/src/core/egraph.rkt:217:0 for-loop [62] 81.1% custom-set-union! [67] 9.5% make-sequence [68] 9.5% ----------------------------------------------------------------------- best-and-tied-at-points [46] 100.0% [55] 1240(1.9%) 0(0.0%) errors /home/ztatlock/herbie/src/points.rkt:144:0 for-loop [64] 66.0% eval-prog [63] 34.0% ----------------------------------------------------------------------- for-loop [47] 100.0% [56] 884(1.4%) 0(0.0%) for-loop ...tlock/herbie/src/core/ematch.rkt:65:37 match-e [35] 100.0% ----------------------------------------------------------------------- list-cartesian-product [57] 25.1% for-loop [47] 74.9% [57] 442(0.7%) 222(0.3%) list-cartesian-product ...src/core/ematch.rkt:20:0 for-loop [66] 49.8% list-cartesian-product [57] 25.1% ----------------------------------------------------------------------- merge-egraph-nodes! [45] 100.0% [58] 394(0.6%) 194(0.3%) for-loop ...tlock/herbie/src/core/egraph.rkt:232:6 update-en-expr [82] 50.8% ----------------------------------------------------------------------- location-do [48] 100.0% [59] 376(0.6%) 0(0.0%) approximate9 ...ck/herbie/src/core/taylor.rkt:11:0 loop [65] 100.0% ----------------------------------------------------------------------- merge-egraph-nodes! [45] 100.0% [60] 242(0.4%) 242(0.4%) for-loop ...e/ztatlock/herbie/src/common.rkt:205:9 ----------------------------------------------------------------------- parse-loop12 [95] 0.6% f6 [89] 0.7% loop [53] 47.6% make-exacts* [52] 51.1% [61] 28390(44.3%) 0(0.0%) map ...acket/collects/racket/private/map.rkt:21:13 loop [69] 98.7% ??? [77] 0.7% parse-loop12 [95] 0.6% ----------------------------------------------------------------------- update-leader! [54] 100.0% [62] 1716(2.7%) 202(0.3%) for-loop ...tlock/herbie/src/core/egraph.rkt:222:6 for-loop [70] 88.2% ----------------------------------------------------------------------- make-exacts* [52] 25.3% loop [44] 25.6% errors [55] 49.1% [63] 860(1.3%) 222(0.3%) eval-prog ...tatlock/herbie/src/programs.rkt:162:0 hash-ref! [80] 48.8% inductor [71] 25.3% ----------------------------------------------------------------------- errors [55] 100.0% [64] 818(1.3%) 402(0.6%) for-loop ...e/ztatlock/herbie/src/points.rkt:147:4 ??? [72] 26.2% ??? [74] 24.7% ----------------------------------------------------------------------- approximate9 [59] 100.0% [65] 376(0.6%) 0(0.0%) loop ...e/ztatlock/herbie/src/core/taylor.rkt:82:4 iterate-diagonal [73] 53.2% hash-ref! [80] 46.8% ----------------------------------------------------------------------- list-cartesian-product [57] 100.0% [66] 220(0.3%) 220(0.3%) for-loop ...atlock/herbie/src/core/ematch.rkt:24:8 ----------------------------------------------------------------------- update-leader! [54] 100.0% [67] 200(0.3%) 200(0.3%) custom-set-union! ...t/private/set-types.rkt:246:0 ----------------------------------------------------------------------- update-leader! [54] 100.0% [68] 200(0.3%) 200(0.3%) make-sequence ...ects/racket/private/for.rkt:508:2 ----------------------------------------------------------------------- loop [53] 0.0% make-exacts* [52] 0.1% loop! [76] 0.2% match-e [35] 0.4% parse-loop12 [95] 0.7% ??? [4] 0.8% map [61] 1.4% loop [69] 96.4% [69] 53690(83.8%) 402(0.6%) loop ...cket/collects/racket/private/map.rkt:26:19 loop [69] 96.4% ??? [74] 1.5% hash-ref! [80] 0.8% ??? [77] 0.4% parse-loop12 [95] 0.3% loop! [76] 0.2% ->flonum [100] 0.0% ----------------------------------------------------------------------- for-loop [62] 100.0% [70] 1514(2.4%) 0(0.0%) for-loop ...tlock/herbie/src/core/egraph.rkt:223:8 hash-update! [75] 100.0% ----------------------------------------------------------------------- inductor [71] 50.0% eval-prog [63] 50.0% [71] 218(0.3%) 218(0.3%) inductor .../ztatlock/herbie/src/programs.rkt:73:2 inductor [71] 50.0% ----------------------------------------------------------------------- for-loop [64] 100.0% [72] 214(0.3%) 214(0.3%) ??? ...ket/collects/racket/private/for.rkt:1150:14 ----------------------------------------------------------------------- loop [65] 100.0% [73] 200(0.3%) 0(0.0%) iterate-diagonal ...rbie/src/core/taylor.rkt:150:0 hash-ref! [80] 100.0% ----------------------------------------------------------------------- for-loop [64] 0.4% loop [69] 99.6% [74] 51772(80.9%) 238(0.4%) ??? /home/ztatlock/herbie/src/programs.rkt:168:4 ??? [78] 97.9% real->bigfloat [81] 1.6% ----------------------------------------------------------------------- for-loop [70] 100.0% [75] 1514(2.4%) 0(0.0%) hash-update! ...ket/private/more-scheme.rkt:362:13 ??? [79] 100.0% ----------------------------------------------------------------------- for-loop [38] 16.2% merge-egraph-nodes! [45] 17.6% apply-match [28] 32.4% loop [69] 33.8% [76] 686(1.1%) 242(0.4%) loop! .../ztatlock/herbie/src/core/enode.rkt:163:2 loop [69] 33.8% custom-set-union [83] 32.4% update-en-expr [82] 16.2% ----------------------------------------------------------------------- loop [69] 49.5% map [61] 50.5% [77] 396(0.6%) 0(0.0%) ??? ...ket/collects/racket/private/list.rkt:323:18 hash-ref! [80] 100.0% ----------------------------------------------------------------------- ??? [74] 100.0% [78] 50690(79.2%) 202(0.3%) ??? ...acket/collects/racket/private/kw.rkt:400:14 ??? [84] 98.7% ...higher-order.rkt:373:33 [86] 0.9% ----------------------------------------------------------------------- hash-update! [75] 100.0% [79] 1514(2.4%) 0(0.0%) ??? .../ztatlock/herbie/src/core/egraph.rkt:225:24 for-loop [85] 100.0% ----------------------------------------------------------------------- for-loop [11] 4.3% ??? [91] 4.3% loop [65] 4.3% eval-prog [63] 10.5% localize-error [18] 12.0% compile [42] 13.4% iterate-diagonal [73] 14.5% ??? [77] 16.8% loop [69] 20.1% [80] 1376(2.1%) 584(0.9%) hash-ref! ...racket/private/more-scheme.rkt:373:13 ??? [4] 20.1% parse-loop12 [95] 19.1% f6 [89] 9.7% ??? [91] 4.3% ??? [5] 4.3% simplify [90] 4.3% bigfloat-hash [88] 3.2% ----------------------------------------------------------------------- ??? [74] 100.0% [81] 844(1.3%) 726(1.1%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0 ??? [92] 14.0% ----------------------------------------------------------------------- for-loop [50] 32.2% for-loop [58] 32.2% loop! [76] 35.7% [82] 622(1.0%) 622(1.0%) update-en-expr ...herbie/src/core/egraph.rkt:211:0 ----------------------------------------------------------------------- loop! [76] 100.0% [83] 222(0.3%) 0(0.0%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [87] 100.0% ----------------------------------------------------------------------- ??? [78] 100.0% [84] 50012(78.1%) 47080(73.5%) ??? ...-racket/utils/simple-result-arrow.rkt:26:12 bfcos [93] 3.6% bfsub [94] 1.6% ??? [101] 0.8% ----------------------------------------------------------------------- ??? [79] 100.0% [85] 1514(2.4%) 1514(2.4%) for-loop ...lock/herbie/src/core/egraph.rkt:226:26 ----------------------------------------------------------------------- ??? [78] 100.0% [86] 476(0.7%) 242(0.4%) ...higher-order.rkt:373:33 (unknown source) ??? [96] 49.2% ----------------------------------------------------------------------- custom-set-union [83] 100.0% [87] 222(0.3%) 222(0.3%) for-loop ...cts/racket/private/set-types.rkt:152:2 ----------------------------------------------------------------------- hash-ref! [80] 100.0% [88] 220(0.3%) 0(0.0%) bigfloat-hash ...h/private/bigfloat/mpfr.rkt:165:0 sig+exp->bigfloat [97] 100.0% ----------------------------------------------------------------------- hash-ref! [80] 100.0% [89] 200(0.3%) 0(0.0%) f6 ...et/collects/racket/match/compiler.rkt:499:40 map [61] 100.0% ----------------------------------------------------------------------- hash-ref! [80] 100.0% [90] 176(0.3%) 0(0.0%) simplify ...atlock/herbie/src/core/reduce.rkt:18:0 parse-loop12 [95] 100.0% ----------------------------------------------------------------------- hash-ref! [80] 100.0% [91] 176(0.3%) 0(0.0%) ??? ...e/ztatlock/herbie/src/core/taylor.rkt:42:15 hash-ref! [80] 100.0% ----------------------------------------------------------------------- real->bigfloat [81] 100.0% [92] 118(0.2%) 118(0.2%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4 ----------------------------------------------------------------------- ??? [84] 100.0% [93] 1778(2.8%) 1778(2.8%) bfcos ...-lib/math/private/bigfloat/mpfr.rkt:616:4 ----------------------------------------------------------------------- ??? [84] 100.0% [94] 776(1.2%) 776(1.2%) bfsub ...-lib/math/private/bigfloat/mpfr.rkt:819:4 ----------------------------------------------------------------------- map [61] 10.3% loop [69] 10.3% simplify [90] 10.3% hash-ref! [80] 69.2% [95] 572(0.9%) 176(0.3%) parse-loop12 ...s/racket/match/compiler.rkt:410:15 loop [69] 62.4% loop [99] 17.1% map [61] 10.3% ----------------------------------------------------------------------- ...higher-order.rkt:373:33 [86]100.0% [96] 234(0.4%) 0(0.0%) ??? ...cts/racket/contract/private/list.rkt:187:10 ??? [98] 100.0% ----------------------------------------------------------------------- bigfloat-hash [88] 100.0% [97] 220(0.3%) 220(0.3%) sig+exp->bigfloat ...ivate/bigfloat/mpfr.rkt:385:0 ----------------------------------------------------------------------- ??? [96] 100.0% [98] 234(0.4%) 0(0.0%) ??? ...ects/racket/contract/private/guts.rkt:638:8 ??? [101] 100.0% ----------------------------------------------------------------------- parse-loop12 [95] 1.4% loop [99] 98.6% [99] 196(0.3%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:37:19 loop [99] 98.6% ->flonum [100] 1.4% ----------------------------------------------------------------------- loop [99] 29.8% loop [69] 70.2% [100] 658(1.0%) 346(0.5%) ->flonum ...ock/herbie/src/syntax/syntax.rkt:224:0 ??? [101] 29.8% ??? [102] 17.6% ----------------------------------------------------------------------- ->flonum [100] 24.3% ??? [98] 29.0% ??? [84] 46.8% [101] 808(1.3%) 394(0.6%) ??? ...tract/private/arrow-higher-order.rkt:373:33 ??? [103] 51.2% ----------------------------------------------------------------------- ->flonum [100] 100.0% [102] 116(0.2%) 116(0.2%) ??? /home/ztatlock/herbie/src/config.rkt:29:0 ----------------------------------------------------------------------- ??? [101] 100.0% [103] 414(0.6%) 414(0.6%) ??? ...llects/racket/contract/combinator.rkt:178:4 -----------------------------------------------------------------------