Profiling results ----------------- Total cpu time observed: 33106ms (out of 33656ms) Number of samples taken: 95 (once every 348ms) (Hiding functions with self<1.0% and local<2.0%: 1 of 108 hidden) ======================================================================= Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ======================================================================= ??? [7] 100.0% [1] 33106(100.0%) 0(0.0%) profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0 run [4] 100.0% ----------------------------------------------------------------------- ??? [7] 100.0% [2] 10288(31.1%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:303:2 loop [8] 65.0% loop [5] 35.0% ----------------------------------------------------------------------- ??? [7] 100.0% [3] 918(2.8%) 0(0.0%) oracle-error ...erbie/develop/src/points.rkt:212:0 for-loop [6] 100.0% ----------------------------------------------------------------------- profile-thunk16 [1] 100.0% [4] 33106(100.0%) 0(0.0%) run ...et-7.0/share/pkgs/profile-lib/main.rkt:39:2 ??? [7] 100.0% ----------------------------------------------------------------------- loop [2] 100.0% [5] 3600(10.9%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:264:2 make-exacts-walkup [9] 50.2% loop [8] 49.8% ----------------------------------------------------------------------- oracle-error [3] 100.0% [6] 918(2.8%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:213:2 loop [63] 67.3% map [73] 32.7% ----------------------------------------------------------------------- run [4] 50.0% [7] 33106(100.0%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [1] 50.0% run-improve40 [10] 26.8% loop [2] 15.5% errors [74] 4.9% oracle-error [3] 1.4% eval-errors [11] 1.0% get-final-combination [13] 0.5% ----------------------------------------------------------------------- loop [5] 21.1% loop [2] 78.9% [8] 8480(25.6%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:247:4 loop [63] 96.2% loop [12] 3.8% ----------------------------------------------------------------------- loop [5] 100.0% [9] 1808(5.5%) 0(0.0%) make-exacts-walkup ...develop/src/points.rkt:244:0 loop [63] 100.0% ----------------------------------------------------------------------- ??? [7] 100.0% [10] 17742(53.6%) 0(0.0%) run-improve40 ...ie/develop/src/mainloop.rkt:340:0 for-loop [14] 98.3% ??? [55] 1.7% ----------------------------------------------------------------------- ??? [7] 100.0% [11] 632(1.9%) 0(0.0%) eval-errors ...herbie/develop/src/points.rkt:203:0 for-loop [15] 100.0% ----------------------------------------------------------------------- loop [8] 100.0% [12] 322(1.0%) 322(1.0%) loop ...-7.0/collects/racket/private/map.rkt:277:4 ----------------------------------------------------------------------- ??? [7] 100.0% [13] 302(0.9%) 0(0.0%) get-final-combination ...op/src/mainloop.rkt:361:0 infer-splitpoints [16] 100.0% ----------------------------------------------------------------------- run-improve40 [10] 100.0% [14] 17438(52.7%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:355:4 run-iter! [17] 100.0% ----------------------------------------------------------------------- eval-errors [11] 100.0% [15] 632(1.9%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:205:2 ??? [84] 100.0% ----------------------------------------------------------------------- get-final-combination [13] 100.0% [16] 302(0.9%) 0(0.0%) infer-splitpoints ...lop/src/core/regimes.rkt:34:0 for-loop [18] 100.0% ----------------------------------------------------------------------- for-loop [14] 100.0% [17] 17438(52.7%) 0(0.0%) run-iter! ...herbie/develop/src/mainloop.rkt:321:0 simplify! [19] 85.7% finalize-iter! [20] 8.9% localize! [21] 5.5% ----------------------------------------------------------------------- infer-splitpoints [16] 100.0% [18] 302(0.9%) 0(0.0%) for-loop ...rbie/develop/src/core/regimes.rkt:46:6 option-on-expr [22] 100.0% ----------------------------------------------------------------------- run-iter! [17] 100.0% [19] 14936(45.1%) 0(0.0%) simplify! ...herbie/develop/src/mainloop.rkt:217:0 ??? [23] 100.0% ----------------------------------------------------------------------- run-iter! [17] 100.0% [20] 1546(4.7%) 0(0.0%) finalize-iter! ...e/develop/src/mainloop.rkt:272:0 ??? [55] 100.0% ----------------------------------------------------------------------- run-iter! [17] 100.0% [21] 956(2.9%) 0(0.0%) localize! ...herbie/develop/src/mainloop.rkt:120:0 localize-error [24] 100.0% ----------------------------------------------------------------------- for-loop [18] 100.0% [22] 302(0.9%) 0(0.0%) option-on-expr ...velop/src/core/regimes.rkt:150:0 for-loop [25] 100.0% ----------------------------------------------------------------------- simplify! [19] 100.0% [23] 14936(45.1%) 0(0.0%) ??? ...s/herbie/develop/src/core/simplify.rkt:26:0 for-loop [26] 91.5% one-iter [29] 4.4% loop [27] 4.2% ----------------------------------------------------------------------- localize! [21] 100.0% [24] 956(2.9%) 0(0.0%) localize-error ...velop/src/core/localize.rkt:52:0 hash-ref! [48] 100.0% ----------------------------------------------------------------------- option-on-expr [22] 100.0% [25] 302(0.9%) 0(0.0%) for-loop ...ie/develop/src/core/regimes.rkt:156:39 posit16< [28] 100.0% ----------------------------------------------------------------------- ??? [23] 100.0% [26] 13662(41.3%) 0(0.0%) for-loop ...bie/develop/src/core/simplify.rkt:33:2 one-iter [29] 100.0% ----------------------------------------------------------------------- ??? [23] 100.0% [27] 620(1.9%) 0(0.0%) loop ...herbie/develop/src/core/simplify.rkt:132:2 for-loop [30] 100.0% ----------------------------------------------------------------------- for-loop [25] 100.0% [28] 302(0.9%) 0(0.0%) posit16< ...pkgs/softposit-rkt/softposit.rkt:224:0 get-ffi-obj* [97] 100.0% ----------------------------------------------------------------------- ??? [23] 4.6% for-loop [26] 95.4% [29] 14316(43.2%) 0(0.0%) one-iter ...bie/develop/src/core/simplify.rkt:86:0 for-loop [31] 66.6% find-matches [32] 31.2% for-loop [34] 2.1% ----------------------------------------------------------------------- loop [27] 100.0% [30] 620(1.9%) 0(0.0%) for-loop ...ie/develop/src/core/simplify.rkt:138:4 loop [33] 100.0% ----------------------------------------------------------------------- one-iter [29] 100.0% [31] 9538(28.8%) 0(0.0%) for-loop ...bie/develop/src/core/simplify.rkt:95:2 apply-match [35] 100.0% ----------------------------------------------------------------------- one-iter [29] 100.0% [32] 4472(13.5%) 0(0.0%) find-matches ...develop/src/core/simplify.rkt:56:0 for-loop [36] 100.0% ----------------------------------------------------------------------- for-loop [30] 100.0% [33] 620(1.9%) 0(0.0%) loop .../racket-7.0/collects/racket/list.rkt:751:4 for-loop [37] 51.6% expression-cost [39] 48.4% ----------------------------------------------------------------------- one-iter [29] 100.0% [34] 306(0.9%) 0(0.0%) for-loop ...ie/develop/src/core/simplify.rkt:100:2 set-precompute! [38] 100.0% ----------------------------------------------------------------------- for-loop [31] 100.0% [35] 9538(28.8%) 0(0.0%) apply-match .../develop/src/core/simplify.rkt:65:0 for-loop [40] 96.6% custom-set-intersect [42] 3.4% ----------------------------------------------------------------------- for-loop [36] 50.0% find-matches [32] 50.0% [36] 4472(13.5%) 862(2.6%) for-loop ...bie/develop/src/core/simplify.rkt:58:8 for-loop [36] 50.0% match-e [41] 40.4% ----------------------------------------------------------------------- loop [33] 100.0% [37] 320(1.0%) 0(0.0%) for-loop .../herbie/develop/src/programs.rkt:205:2 table-ref [43] 100.0% ----------------------------------------------------------------------- for-loop [34] 100.0% [38] 306(0.9%) 0(0.0%) set-precompute! ...lop/src/core/simplify.rkt:106:0 for-loop [44] 100.0% ----------------------------------------------------------------------- loop [33] 100.0% [39] 300(0.9%) 0(0.0%) expression-cost .../develop/src/programs.rkt:204:0 compile [45] 100.0% ----------------------------------------------------------------------- apply-match [35] 100.0% [40] 9214(27.8%) 0(0.0%) for-loop ...bie/develop/src/core/simplify.rkt:78:2 merge-egraph-nodes! [46] 72.0% dedup-children! [52] 28.0% ----------------------------------------------------------------------- for-loop [54] 33.7% for-loop [36] 66.3% [41] 3610(10.9%) 672(2.0%) match-e ...herbie/develop/src/core/ematch.rkt:39:0 for-loop [47] 83.6% variable? [51] 2.6% ----------------------------------------------------------------------- apply-match [35] 100.0% [42] 324(1.0%) 0(0.0%) custom-set-intersect ...rivate/set-types.rkt:195:0 for-loop [49] 100.0% ----------------------------------------------------------------------- for-loop [37] 100.0% [43] 320(1.0%) 320(1.0%) table-ref ...es/herbie/develop/src/common.rkt:42:0 ----------------------------------------------------------------------- set-precompute! [38] 100.0% [44] 306(0.9%) 0(0.0%) for-loop ...ie/develop/src/core/simplify.rkt:108:2 setfindf [50] 100.0% ----------------------------------------------------------------------- expression-cost [39] 100.0% [45] 300(0.9%) 0(0.0%) compile ...s/herbie/develop/src/programs.rkt:181:0 hash-ref! [48] 100.0% ----------------------------------------------------------------------- for-loop [53] 11.9% merge-egraph-nodes! [46] 15.6% for-loop [40] 72.5% [46] 6630(20.0%) 0(0.0%) merge-egraph-nodes! ...p/src/core/egraph.rkt:145:0 loop! [70] 44.8% update-leader! [56] 19.3% for-loop [53] 16.2% merge-egraph-nodes! [46] 15.6% dedup-children! [52] 4.2% ----------------------------------------------------------------------- match-e [41] 100.0% [47] 3280(9.9%) 1732(5.2%) for-loop ...rbie/develop/src/core/ematch.rkt:52:11 for-loop [54] 45.2% loop [58] 9.9% loop [63] 9.7% cartesian-product [62] 4.4% ----------------------------------------------------------------------- compile [45] 8.0% ??? [61] 15.9% loop [63] 28.9% localize-error [24] 47.2% [48] 1256(3.8%) 300(0.9%) hash-ref! .../racket/private/more-scheme.rkt:376:2 parse-loop15 [57] 76.1% ??? [61] 15.9% ----------------------------------------------------------------------- custom-set-intersect [42] 100.0% [49] 324(1.0%) 0(0.0%) for-loop ...cts/racket/private/set-types.rkt:207:3 for-loop [59] 100.0% ----------------------------------------------------------------------- for-loop [44] 100.0% [50] 306(0.9%) 0(0.0%) setfindf ...es/herbie/develop/src/common.rkt:139:0 for-loop [60] 100.0% ----------------------------------------------------------------------- match-e [41] 100.0% [51] 278(0.8%) 0(0.0%) variable? .../develop/src/syntax/syntax.rkt:1159:0 ??? [55] 100.0% ----------------------------------------------------------------------- merge-egraph-nodes! [46] 24.6% for-loop [40] 75.4% [52] 3426(10.3%) 0(0.0%) dedup-children! ...evelop/src/core/enode.rkt:199:0 loop [64] 100.0% ----------------------------------------------------------------------- merge-egraph-nodes! [46] 100.0% [53] 2392(7.2%) 280(0.8%) for-loop ...rbie/develop/src/core/egraph.rkt:199:4 merge-egraph-nodes! [46] 88.3% ----------------------------------------------------------------------- for-loop [47] 100.0% [54] 2344(7.1%) 0(0.0%) for-loop ...rbie/develop/src/core/ematch.rkt:58:37 match-e [41] 100.0% ----------------------------------------------------------------------- variable? [51] 13.1% run-improve40 [10] 14.3% finalize-iter! [20] 72.7% [55] 2128(6.4%) 278(0.8%) ??? ...contract/private/arrow-val-first.rkt:388:18 for-loop [66] 72.7% make-alt-table [68] 14.3% ----------------------------------------------------------------------- merge-egraph-nodes! [46] 100.0% [56] 1818(5.5%) 0(0.0%) update-leader! ...evelop/src/core/egraph.rkt:213:0 for-loop [65] 100.0% ----------------------------------------------------------------------- hash-ref! [48] 100.0% [57] 956(2.9%) 0(0.0%) parse-loop15 ...s/racket/match/compiler.rkt:418:15 loop [63] 82.8% loop [67] 17.2% ----------------------------------------------------------------------- for-loop [47] 100.0% [58] 324(1.0%) 324(1.0%) loop ...7.0/collects/racket/private/list.rkt:264:4 ----------------------------------------------------------------------- for-loop [49] 100.0% [59] 324(1.0%) 324(1.0%) for-loop ...cts/racket/private/set-types.rkt:201:4 ----------------------------------------------------------------------- setfindf [50] 100.0% [60] 306(0.9%) 306(0.9%) for-loop ...es/herbie/develop/src/common.rkt:140:2 ----------------------------------------------------------------------- hash-ref! [48] 100.0% [61] 300(0.9%) 0(0.0%) ??? ...tlies/herbie/develop/src/programs.rkt:189:5 hash-ref! [48] 100.0% ----------------------------------------------------------------------- for-loop [47] 100.0% [62] 286(0.9%) 286(0.9%) cartesian-product ...ollects/racket/list.rkt:822:0 ----------------------------------------------------------------------- loop [8] 0.2% make-exacts-walkup [9] 0.3% for-loop [47] 0.4% loop! [70] 0.6% parse-loop15 [57] 2.6% for-loop [6] 4.5% loop [63] 91.5% [63] 13750(41.5%) 654(2.0%) loop ...-7.0/collects/racket/private/map.rkt:40:19 loop [63] 91.5% hash-ref! [48] 2.5% ??? [90] 2.3% loop! [70] 0.6% composed [69] 0.3% ??? [87] 0.1% map [73] 0.1% ??? [84] 0.1% ----------------------------------------------------------------------- dedup-children! [52] 7.2% loop [64] 92.8% [64] 3426(10.3%) 3426(10.3%) loop ...racket-7.0/collects/racket/list.rkt:434:17 loop [64] 92.8% ----------------------------------------------------------------------- update-leader! [56] 100.0% [65] 1818(5.5%) 0(0.0%) for-loop ...rbie/develop/src/core/egraph.rkt:218:6 for-loop [72] 68.2% hash-update! [75] 31.8% ----------------------------------------------------------------------- ??? [55] 100.0% [66] 1546(4.7%) 0(0.0%) for-loop ...ie/develop/src/core/alt-table.rkt:56:2 atab-add-altn [71] 100.0% ----------------------------------------------------------------------- parse-loop15 [57] 2.0% loop [67] 98.0% [67] 328(1.0%) 0(0.0%) loop ...-7.0/collects/racket/private/map.rkt:54:19 loop [67] 98.0% ??? [87] 2.0% ----------------------------------------------------------------------- ??? [55] 100.0% [68] 304(0.9%) 0(0.0%) make-alt-table ...elop/src/core/alt-table.rkt:33:0 errors [74] 100.0% ----------------------------------------------------------------------- loop [63] 100.0% [69] 3846(11.6%) 0(0.0%) composed ...ollects/racket/private/list.rkt:321:16 ??? [84] 100.0% ----------------------------------------------------------------------- loop [63] 25.6% merge-egraph-nodes! [46] 74.4% [70] 3690(11.1%) 306(0.9%) loop! ...s/herbie/develop/src/core/enode.rkt:191:2 custom-set-union [76] 48.7% loop [63] 25.6% set [77] 21.5% ----------------------------------------------------------------------- for-loop [66] 100.0% [71] 1546(4.7%) 0(0.0%) atab-add-altn ...elop/src/core/alt-table.rkt:202:0 errors [74] 79.2% override-at-pnts [78] 20.8% ----------------------------------------------------------------------- for-loop [65] 100.0% [72] 1240(3.7%) 0(0.0%) for-loop ...rbie/develop/src/core/egraph.rkt:219:8 hash-update! [75] 100.0% ----------------------------------------------------------------------- for-loop [6] 32.3% loop [63] 67.7% [73] 928(2.8%) 0(0.0%) map ...t-7.0/collects/racket/private/map.rkt:35:13 ??? [87] 67.7% ??? [79] 32.3% ----------------------------------------------------------------------- make-alt-table [68] 6.4% atab-add-altn [71] 25.8% ??? [7] 67.8% [74] 4752(14.4%) 0(0.0%) errors ...lies/herbie/develop/src/points.rkt:228:0 for-loop [80] 100.0% ----------------------------------------------------------------------- for-loop [65] 31.8% for-loop [72] 68.2% [75] 1818(5.5%) 0(0.0%) hash-update! ...cket/private/more-scheme.rkt:365:4 ??? [81] 100.0% ----------------------------------------------------------------------- loop! [70] 100.0% [76] 1798(5.4%) 588(1.8%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [82] 67.3% ----------------------------------------------------------------------- loop! [70] 100.0% [77] 1586(4.8%) 1586(4.8%) set ...collects/racket/private/set-types.rkt:981:0 ----------------------------------------------------------------------- atab-add-altn [71] 100.0% [78] 322(1.0%) 0(0.0%) override-at-pnts ...p/src/core/alt-table.rkt:138:0 for-loop [83] 100.0% ----------------------------------------------------------------------- map [73] 100.0% [79] 300(0.9%) 0(0.0%) ??? ...htlies/herbie/develop/src/points.rkt:214:26 ??? [84] 100.0% ----------------------------------------------------------------------- errors [74] 100.0% [80] 4752(14.4%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:230:2 ??? [84] 81.0% ??? [87] 12.7% ??? [90] 6.3% ----------------------------------------------------------------------- hash-update! [75] 100.0% [81] 1818(5.5%) 0(0.0%) ??? ...s/herbie/develop/src/core/egraph.rkt:221:24 for-loop [85] 100.0% ----------------------------------------------------------------------- custom-set-union [76] 100.0% [82] 1210(3.7%) 606(1.8%) for-loop ...cts/racket/private/set-types.rkt:174:3 for-loop [86] 49.9% ----------------------------------------------------------------------- override-at-pnts [78] 100.0% [83] 322(1.0%) 322(1.0%) for-loop .../develop/src/core/alt-table.rkt:139:22 ----------------------------------------------------------------------- ??? [79] 3.2% for-loop [15] 6.7% loop [63] 8.6% composed [69] 40.8% for-loop [80] 40.8% [84] 9438(28.5%) 0(0.0%) ??? ...tlies/herbie/develop/src/programs.rkt:146:2 ->bf [88] 41.3% ??? [87] 34.5% ??? [89] 21.0% ??? [90] 3.2% ----------------------------------------------------------------------- ??? [81] 100.0% [85] 1818(5.5%) 1528(4.6%) for-loop ...bie/develop/src/core/egraph.rkt:222:26 update-en-expr [91] 16.0% ----------------------------------------------------------------------- for-loop [82] 100.0% [86] 604(1.8%) 604(1.8%) for-loop ...cts/racket/private/set-types.rkt:178:5 ----------------------------------------------------------------------- loop [67] 3.5% for-loop [80] 6.4% map [73] 6.7% ??? [84] 34.5% loop [63] 49.0% [87] 9432(28.5%) 0(0.0%) ??? ...tract/private/arrow-higher-order.rkt:357:33 ->flonum [92] 55.6% double->posit16 [93] 44.4% ----------------------------------------------------------------------- ??? [84] 100.0% [88] 3900(11.8%) 1986(6.0%) ->bf ...tlies/herbie/develop/src/programs.rkt:62:0 bf [94] 49.1% ----------------------------------------------------------------------- ??? [84] 100.0% [89] 1986(6.0%) 296(0.9%) ??? ...t-7.0/collects/racket/private/kw.rkt:592:14 big-posit16-mul [96] 38.1% double->posit16 [93] 31.6% ??? [101] 15.4% ----------------------------------------------------------------------- for-loop [80] 24.0% ??? [84] 24.0% loop [63] 52.1% [90] 1252(3.8%) 334(1.0%) ??? ...ects/racket/contract/private/prop.rkt:519:4 ??? [95] 73.3% ----------------------------------------------------------------------- for-loop [85] 100.0% [91] 290(0.9%) 290(0.9%) update-en-expr ...evelop/src/core/egraph.rkt:207:0 ----------------------------------------------------------------------- ??? [87] 100.0% [92] 5240(15.8%) 1662(5.0%) ->flonum ...s/herbie/develop/src/programs.rkt:38:0 return/no-unsupplied [98] 40.4% ??? [99] 27.9% ----------------------------------------------------------------------- ??? [89] 13.0% ??? [87] 87.0% [93] 4820(14.6%) 0(0.0%) double->posit16 ...ftposit-rkt/softposit.rkt:248:0 get-ffi-obj* [97] 100.0% ----------------------------------------------------------------------- ->bf [88] 100.0% [94] 1914(5.8%) 0(0.0%) bf ...ath-lib/math/private/bigfloat/mpfr.rkt:601:2 new-mpfr [106] 80.8% ??? [107] 19.2% ----------------------------------------------------------------------- ??? [90] 100.0% [95] 918(2.8%) 618(1.9%) ??? ...lects/racket/contract/private/orc.rkt:83:14 ??? [101] 32.7% ----------------------------------------------------------------------- ??? [89] 100.0% [96] 756(2.3%) 0(0.0%) big-posit16-mul .../src/syntax/softposit.rkt:110:0 bf* [100] 100.0% ----------------------------------------------------------------------- posit16< [28] 5.9% double->posit16 [93] 94.1% [97] 5122(15.5%) 1690(5.1%) get-ffi-obj* ...-7.0/collects/ffi/unsafe.rkt:209:2 get-ffi-lib9 [102] 67.0% ----------------------------------------------------------------------- ->flonum [92] 100.0% [98] 2116(6.4%) 2116(6.4%) return/no-unsupplied ...ct/private/arr-i.rkt:534:0 ----------------------------------------------------------------------- ->flonum [92] 100.0% [99] 1462(4.4%) 1462(4.4%) ??? ...s/racket/contract/private/arr-i.rkt:1252:29 ----------------------------------------------------------------------- big-posit16-mul [96] 100.0% [100] 756(2.3%) 0(0.0%) bf* ...ath/private/bigfloat/bigfloat-mpfr.rkt:95:0 ??? [103] 100.0% ----------------------------------------------------------------------- ??? [95] 49.5% ??? [89] 50.5% [101] 606(1.8%) 606(1.8%) ??? ...-7.0/collects/racket/lazy-require.rkt:106:6 ----------------------------------------------------------------------- get-ffi-obj* [97] 100.0% [102] 3432(10.4%) 1970(6.0%) get-ffi-lib9 ...-7.0/collects/ffi/unsafe.rkt:121:0 get-cross-lib-search-dirs [104] 42.6% ----------------------------------------------------------------------- bf* [100] 100.0% [103] 756(2.3%) 0(0.0%) ??? ...-racket/utils/simple-result-arrow.rkt:39:12 bfmul [105] 100.0% ----------------------------------------------------------------------- get-ffi-lib9 [102] 100.0% [104] 1462(4.4%) 1462(4.4%) get-cross-lib-search-dirs ...rivate/dirs.rkt:168:7 ----------------------------------------------------------------------- ??? [103] 100.0% [105] 756(2.3%) 0(0.0%) bfmul ...-lib/math/private/bigfloat/mpfr.rkt:821:4 new-mpfr [106] 53.2% ??? [107] 46.8% ----------------------------------------------------------------------- bfmul [105] 20.6% bf [94] 79.4% [106] 1948(5.9%) 1948(5.9%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0 ----------------------------------------------------------------------- bfmul [105] 49.0% bf [94] 51.0% [107] 722(2.2%) 722(2.2%) ??? /opt/racket-7.0/collects/ffi/unsafe.rkt:898:4 -----------------------------------------------------------------------