Profiling results ----------------- Total cpu time observed: 19072ms (out of 19384ms) Number of samples taken: 77 (once every 248ms) ====================================================================== Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ====================================================================== ??? [34] 100.0% [1] 18180(95.3%) 0(0.0%) profile-thunk14 ...t/pkgs/profile-lib/main.rkt:9:0 run [8] 100.0% ---------------------------------------------------------------------- ??? [34] 100.0% [2] 6624(34.7%) 0(0.0%) run-improve58 ...ock/herbie/src/mainloop.rkt:242:0 for-loop [9] 89.0% loop [40] 4.3% setup-prog [12] 3.6% get-final-combination [16] 3.0% ---------------------------------------------------------------------- simplify-alt [19] 5.0% ??? [34] 95.0% [3] 4810(25.2%) 0(0.0%) simplify ...lock/herbie/src/core/simplify.rkt:39:0 simplify-expr [10] 68.2% for-loop [11] 17.4% iterate-egraph!5 [18] 14.4% ---------------------------------------------------------------------- hash-ref! [72] 100.0% [4] 462(2.4%) 0(0.0%) simplify ...atlock/herbie/src/core/reduce.rkt:18:0 f94 [80] 100.0% ---------------------------------------------------------------------- parse-loop364 [5] 50.0% f94 [80] 50.0% [5] 240(1.3%) 0(0.0%) parse-loop364 .../racket/match/compiler.rkt:410:15 parse-loop364 [5] 50.0% for-loop [13] 50.0% ---------------------------------------------------------------------- hash-ref! [72] 100.0% [6] 222(1.2%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:295:23 for-loop [15] 100.0% ---------------------------------------------------------------------- hash-ref! [72] 100.0% [7] 222(1.2%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:338:33 for-loop [14] 100.0% ---------------------------------------------------------------------- profile-thunk14 [1] 100.0% [8] 18180(95.3%) 0(0.0%) run ...share/racket/pkgs/profile-lib/main.rkt:31:2 ??? [34] 100.0% ---------------------------------------------------------------------- run-improve58 [2] 100.0% [9] 5896(30.9%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:253:8 run-iter! [17] 100.0% ---------------------------------------------------------------------- simplify [3] 100.0% [10] 3280(17.2%) 0(0.0%) simplify-expr ...herbie/src/core/simplify.rkt:68:0 iterate-egraph!5 [18] 100.0% ---------------------------------------------------------------------- simplify [3] 100.0% [11] 838(4.4%) 0(0.0%) for-loop ...ock/herbie/src/core/simplify.rkt:61:12 iterate-egraph!5 [18] 100.0% ---------------------------------------------------------------------- run-improve58 [2] 100.0% [12] 240(1.3%) 0(0.0%) setup-prog /home/ztatlock/herbie/src/glue.rkt:46:0 simplify-alt [19] 100.0% ---------------------------------------------------------------------- parse-loop364 [5] 100.0% [13] 240(1.3%) 0(0.0%) for-loop ...tlock/herbie/src/core/reduce.rkt:90:13 f94 [80] 100.0% ---------------------------------------------------------------------- ??? [7] 100.0% [14] 222(1.2%) 0(0.0%) for-loop ...lock/herbie/src/core/taylor.rkt:341:46 hash-ref! [72] 100.0% ---------------------------------------------------------------------- ??? [6] 100.0% [15] 222(1.2%) 0(0.0%) for-loop ...lock/herbie/src/core/taylor.rkt:298:27 hash-ref! [72] 100.0% ---------------------------------------------------------------------- run-improve58 [2] 100.0% [16] 200(1.0%) 0(0.0%) get-final-combination ...ie/src/mainloop.rkt:269:0 extract-alt [20] 100.0% ---------------------------------------------------------------------- for-loop [9] 100.0% [17] 5896(30.9%) 0(0.0%) run-iter! ...tatlock/herbie/src/mainloop.rkt:223:0 simplify! [22] 77.5% finalize-iter! [23] 11.3% gen-series! [24] 11.2% ---------------------------------------------------------------------- simplify [3] 14.4% for-loop [11] 17.4% simplify-expr [10] 68.2% [18] 4810(25.2%) 0(0.0%) iterate-egraph!5 ...bie/src/core/simplify.rkt:95:0 one-iter [21] 95.7% map-enodes [25] 4.3% ---------------------------------------------------------------------- setup-prog [12] 100.0% [19] 240(1.3%) 0(0.0%) simplify-alt .../ztatlock/herbie/src/glue.rkt:84:0 simplify [3] 100.0% ---------------------------------------------------------------------- get-final-combination [16] 100.0% [20] 200(1.0%) 0(0.0%) extract-alt ...e/ztatlock/herbie/src/glue.rkt:57:0 argmins [26] 100.0% ---------------------------------------------------------------------- iterate-egraph!5 [18] 100.0% [21] 4604(24.1%) 440(2.3%) one-iter ...ock/herbie/src/core/simplify.rkt:106:0 for-loop [28] 56.6% loop [29] 24.0% apply-match [35] 9.9% ---------------------------------------------------------------------- run-iter! [17] 100.0% [22] 4570(24.0%) 0(0.0%) simplify! ...tatlock/herbie/src/mainloop.rkt:162:0 for-loop [27] 100.0% ---------------------------------------------------------------------- run-iter! [17] 100.0% [23] 664(3.5%) 0(0.0%) finalize-iter! ...ck/herbie/src/mainloop.rkt:177:0 ??? [30] 100.0% ---------------------------------------------------------------------- run-iter! [17] 100.0% [24] 662(3.5%) 0(0.0%) gen-series! ...tlock/herbie/src/mainloop.rkt:134:0 for-loop [31] 100.0% ---------------------------------------------------------------------- iterate-egraph!5 [18] 100.0% [25] 206(1.1%) 0(0.0%) map-enodes ...ock/herbie/src/core/egraph.rkt:139:0 for-loop [32] 100.0% ---------------------------------------------------------------------- extract-alt [20] 100.0% [26] 200(1.0%) 0(0.0%) argmins /home/ztatlock/herbie/src/common.rkt:85:0 composed [33] 100.0% ---------------------------------------------------------------------- simplify! [22] 100.0% [27] 4570(24.0%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:166:6 ??? [34] 100.0% ---------------------------------------------------------------------- for-loop [28] 50.0% one-iter [21] 50.0% [28] 2606(13.7%) 842(4.4%) for-loop ...ck/herbie/src/core/simplify.rkt:116:12 for-loop [28] 50.0% match-e [41] 29.2% ??? [38] 4.6% ---------------------------------------------------------------------- one-iter [21] 100.0% [29] 1104(5.8%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:53:19 apply-match [35] 100.0% ---------------------------------------------------------------------- finalize-iter! [23] 100.0% [30] 664(3.5%) 0(0.0%) ??? ...contract/private/arrow-val-first.rkt:357:18 for-loop [36] 100.0% ---------------------------------------------------------------------- gen-series! [24] 100.0% [31] 662(3.5%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:140:7 taylor-alt [37] 100.0% ---------------------------------------------------------------------- map-enodes [25] 100.0% [32] 206(1.1%) 0(0.0%) for-loop ...ock/herbie/src/core/simplify.rkt:161:2 setfindf [39] 100.0% ---------------------------------------------------------------------- argmins [26] 100.0% [33] 200(1.0%) 0(0.0%) composed ...ollects/racket/private/list.rkt:321:16 errors [59] 100.0% ---------------------------------------------------------------------- for-loop [27] 8.5% run [8] 44.6% [34] 18850(98.8%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk14 [1] 44.6% loop [40] 33.0% run-improve58 [2] 13.9% simplify [3] 8.5% ---------------------------------------------------------------------- one-iter [21] 29.1% loop [29] 70.9% [35] 1558(8.2%) 0(0.0%) apply-match .../herbie/src/core/simplify.rkt:122:2 merge-egraph-nodes! [42] 58.0% loop! [45] 15.5% reduce-to-single! [46] 13.6% match-e [41] 12.8% ---------------------------------------------------------------------- ??? [30] 100.0% [36] 664(3.5%) 0(0.0%) for-loop ...ock/herbie/src/core/alt-table.rkt:51:2 atab-add-altn [43] 100.0% ---------------------------------------------------------------------- for-loop [31] 100.0% [37] 662(3.5%) 0(0.0%) taylor-alt ...e/ztatlock/herbie/src/glue.rkt:142:0 for-loop [44] 100.0% ---------------------------------------------------------------------- for-loop [28] 100.0% [38] 242(1.3%) 242(1.3%) ??? /home/ztatlock/herbie/src/core/ematch.rkt:50:5 ---------------------------------------------------------------------- for-loop [32] 100.0% [39] 206(1.1%) 206(1.1%) setfindf ...e/ztatlock/herbie/src/common.rkt:173:0 ---------------------------------------------------------------------- run-improve58 [2] 2.3% ??? [34] 97.7% [40] 12514(65.6%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:122:2 loop [47] 53.5% make-exacts* [57] 38.5% loop [58] 8.0% ---------------------------------------------------------------------- apply-match [35] 5.8% for-loop [60] 18.6% for-loop [28] 75.6% [41] 1722(9.0%) 860(4.5%) match-e ...tatlock/herbie/src/core/ematch.rkt:46:0 for-loop [50] 30.4% for-loop [60] 19.7% constant? [54] 12.8% ---------------------------------------------------------------------- for-loop [52] 13.3% apply-match [35] 86.7% [42] 904(4.7%) 0(0.0%) merge-egraph-nodes! ...e/src/core/egraph.rkt:152:0 update-leader! [51] 40.0% enode-merge! [53] 24.6% for-loop [56] 22.1% for-loop [52] 13.3% ---------------------------------------------------------------------- for-loop [36] 100.0% [43] 664(3.5%) 0(0.0%) atab-add-altn ...rbie/src/core/alt-table.rkt:208:0 best-and-tied-at-points [48] 100.0% ---------------------------------------------------------------------- taylor-alt [37] 100.0% [44] 662(3.5%) 0(0.0%) for-loop /home/ztatlock/herbie/src/glue.rkt:144:2 location-do [49] 100.0% ---------------------------------------------------------------------- apply-match [35] 100.0% [45] 242(1.3%) 0(0.0%) loop! .../ztatlock/herbie/src/core/enode.rkt:163:2 custom-set-union [69] 100.0% ---------------------------------------------------------------------- apply-match [35] 100.0% [46] 212(1.1%) 0(0.0%) reduce-to-single! ...bie/src/core/egraph.rkt:324:0 filter-loop! [55] 100.0% ---------------------------------------------------------------------- loop [40] 100.0% [47] 6700(35.1%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:93:2 loop [58] 63.8% make-exacts* [57] 36.2% ---------------------------------------------------------------------- atab-add-altn [43] 100.0% [48] 664(3.5%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [59] 100.0% ---------------------------------------------------------------------- location-do [49] 16.8% for-loop [44] 83.2% [49] 662(3.5%) 0(0.0%) location-do ...tlock/herbie/src/programs.rkt:129:0 approximate9 [61] 83.2% location-do [49] 16.8% ---------------------------------------------------------------------- match-e [41] 100.0% [50] 624(3.3%) 0(0.0%) for-loop ...tlock/herbie/src/core/ematch.rkt:59:11 list-cartesian-product [63] 51.6% for-loop [60] 48.4% ---------------------------------------------------------------------- merge-egraph-nodes! [42] 100.0% [51] 482(2.5%) 0(0.0%) update-leader! ...herbie/src/core/egraph.rkt:217:0 for-loop [62] 100.0% ---------------------------------------------------------------------- merge-egraph-nodes! [42] 100.0% [52] 240(1.3%) 0(0.0%) for-loop ...lock/herbie/src/core/egraph.rkt:200:10 merge-egraph-nodes! [42] 100.0% ---------------------------------------------------------------------- merge-egraph-nodes! [42] 100.0% [53] 222(1.2%) 0(0.0%) enode-merge! ...ck/herbie/src/core/enode.rkt:100:0 adopt-enode! [64] 100.0% ---------------------------------------------------------------------- match-e [41] 100.0% [54] 220(1.2%) 220(1.2%) constant? ...ck/herbie/src/syntax/syntax.rkt:221:0 ---------------------------------------------------------------------- reduce-to-single! [46] 100.0% [55] 212(1.1%) 212(1.1%) filter-loop! ...ck/herbie/src/core/enode.rkt:114:2 ---------------------------------------------------------------------- merge-egraph-nodes! [42] 100.0% [56] 200(1.0%) 200(1.0%) for-loop ...tlock/herbie/src/core/egraph.rkt:232:6 ---------------------------------------------------------------------- loop [47] 33.5% loop [40] 66.5% [57] 7246(38.0%) 0(0.0%) make-exacts* ...tatlock/herbie/src/points.rkt:80:0 map [65] 59.6% loop [71] 40.4% ---------------------------------------------------------------------- loop [40] 18.9% loop [47] 81.1% [58] 5268(27.6%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:83:4 map [65] 100.0% ---------------------------------------------------------------------- composed [33] 23.1% best-and-tied-at-points [48] 76.9% [59] 864(4.5%) 0(0.0%) errors /home/ztatlock/herbie/src/points.rkt:144:0 for-loop [67] 72.2% eval-prog [70] 27.8% ---------------------------------------------------------------------- for-loop [50] 46.6% match-e [41] 53.4% [60] 862(4.5%) 220(1.2%) for-loop ...tlock/herbie/src/core/ematch.rkt:65:37 match-e [41] 74.5% ---------------------------------------------------------------------- location-do [49] 100.0% [61] 662(3.5%) 0(0.0%) approximate9 ...ck/herbie/src/core/taylor.rkt:11:0 loop [66] 100.0% ---------------------------------------------------------------------- update-leader! [51] 100.0% [62] 482(2.5%) 0(0.0%) for-loop ...tlock/herbie/src/core/egraph.rkt:222:6 for-loop [68] 100.0% ---------------------------------------------------------------------- list-cartesian-product [63] 23.7% for-loop [50] 76.3% [63] 422(2.2%) 422(2.2%) list-cartesian-product ...src/core/ematch.rkt:20:0 list-cartesian-product [63] 23.7% ---------------------------------------------------------------------- enode-merge! [53] 100.0% [64] 222(1.2%) 0(0.0%) adopt-enode! ...ock/herbie/src/core/enode.rkt:76:0 custom-set-union [69] 100.0% ---------------------------------------------------------------------- f94 [80] 2.4% make-exacts* [57] 43.9% loop [58] 53.6% [65] 9826(51.5%) 0(0.0%) map ...acket/collects/racket/private/map.rkt:21:13 loop [71] 94.8% ??? [78] 2.8% simplify-node [75] 2.4% ---------------------------------------------------------------------- approximate9 [61] 100.0% [66] 662(3.5%) 0(0.0%) loop ...e/ztatlock/herbie/src/core/taylor.rkt:82:4 hash-ref! [72] 100.0% ---------------------------------------------------------------------- errors [59] 100.0% [67] 624(3.3%) 0(0.0%) for-loop ...e/ztatlock/herbie/src/points.rkt:147:4 ??? [78] 64.4% ulp-difference [77] 35.6% ---------------------------------------------------------------------- for-loop [62] 100.0% [68] 482(2.5%) 0(0.0%) for-loop ...tlock/herbie/src/core/egraph.rkt:223:8 hash-update! [73] 100.0% ---------------------------------------------------------------------- adopt-enode! [64] 47.8% loop! [45] 52.2% [69] 464(2.4%) 242(1.3%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [76] 47.8% ---------------------------------------------------------------------- errors [59] 100.0% [70] 240(1.3%) 0(0.0%) eval-prog ...tatlock/herbie/src/programs.rkt:162:0 ??? [74] 100.0% ---------------------------------------------------------------------- make-exacts* [57] 0.5% map [65] 3.9% loop [71] 95.6% [71] 12242(64.2%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:26:19 loop [71] 95.6% ??? [78] 4.3% ->flonum [88] 0.1% ---------------------------------------------------------------------- for-loop [15] 5.6% for-loop [14] 5.6% ??? [85] 5.6% ??? [82] 17.7% ??? [79] 32.8% loop [66] 32.8% [72] 662(3.5%) 0(0.0%) hash-ref! ...racket/private/more-scheme.rkt:373:13 ??? [79] 32.8% ??? [82] 17.7% simplify [4] 17.7% f94 [80] 15.1% ??? [85] 5.6% ??? [7] 5.6% ??? [6] 5.6% ---------------------------------------------------------------------- for-loop [68] 100.0% [73] 482(2.5%) 0(0.0%) hash-update! ...ket/private/more-scheme.rkt:362:13 ??? [81] 100.0% ---------------------------------------------------------------------- eval-prog [70] 100.0% [74] 240(1.3%) 0(0.0%) ??? ...collects/racket/private/qq-and-or.rkt:155:9 ??? [83] 100.0% ---------------------------------------------------------------------- map [65] 100.0% [75] 240(1.3%) 0(0.0%) simplify-node ...k/herbie/src/core/reduce.rkt:41:0 f94 [80] 100.0% ---------------------------------------------------------------------- custom-set-union [69] 100.0% [76] 222(1.2%) 0(0.0%) for-loop ...cts/racket/private/set-types.rkt:174:3 for-loop [84] 100.0% ---------------------------------------------------------------------- for-loop [67] 100.0% [77] 222(1.2%) 0(0.0%) ulp-difference ...atlock/herbie/src/float.rkt:19:0 ??? [94] 100.0% ---------------------------------------------------------------------- map [65] 2.3% for-loop [67] 3.4% loop [71] 94.3% [78] 11802(61.9%) 0(0.0%) ??? /home/ztatlock/herbie/src/programs.rkt:168:4 ??? [86] 67.3% real->bigfloat [87] 26.8% ??? [102] 2.3% ...e/case-arrow.rkt:150:50 [91] 2.0% ->flonum [88] 1.7% ---------------------------------------------------------------------- hash-ref! [72] 100.0% [79] 662(3.5%) 0(0.0%) ??? ...e/ztatlock/herbie/src/core/taylor.rkt:63:15 hash-ref! [72] 100.0% ---------------------------------------------------------------------- for-loop [13] 9.1% append-map [90] 9.1% simplify-node [75] 9.1% hash-ref! [72] 10.1% f94 [80] 20.1% simplify [4] 42.6% [80] 662(3.5%) 462(2.4%) f94 ...t/collects/racket/match/compiler.rkt:499:40 f94 [80] 20.1% taylor [92] 10.1% map [65] 9.1% append-map [90] 9.1% parse-loop364 [5] 9.1% ---------------------------------------------------------------------- hash-update! [73] 100.0% [81] 482(2.5%) 0(0.0%) ??? .../ztatlock/herbie/src/core/egraph.rkt:225:24 for-loop [89] 100.0% ---------------------------------------------------------------------- hash-ref! [72] 100.0% [82] 462(2.4%) 0(0.0%) ??? ...e/ztatlock/herbie/src/core/taylor.rkt:42:15 hash-ref! [72] 100.0% ---------------------------------------------------------------------- ??? [74] 100.0% [83] 240(1.3%) 240(1.3%) ??? ...ollects/racket/private/qq-and-or.rkt:164:21 ---------------------------------------------------------------------- for-loop [76] 100.0% [84] 222(1.2%) 222(1.2%) for-loop ...cts/racket/private/set-types.rkt:178:5 ---------------------------------------------------------------------- hash-ref! [72] 100.0% [85] 222(1.2%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:357:30 hash-ref! [72] 100.0% ---------------------------------------------------------------------- ??? [78] 100.0% [86] 7940(41.6%) 0(0.0%) ??? ...acket/collects/racket/private/kw.rkt:400:14 ??? [93] 79.3% ...higher-order.rkt:373:33 [95] 18.1% ??? [94] 2.5% ---------------------------------------------------------------------- ??? [78] 100.0% [87] 3164(16.6%) 2330(12.2%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0 ??? [101] 26.4% ---------------------------------------------------------------------- ??? [78] 15.2% loop [71] 84.8% [88] 1314(6.9%) 250(1.3%) ->flonum ...ock/herbie/src/syntax/syntax.rkt:224:0 ??? [94] 81.0% ---------------------------------------------------------------------- ??? [81] 100.0% [89] 482(2.5%) 482(2.5%) for-loop ...lock/herbie/src/core/egraph.rkt:226:26 ---------------------------------------------------------------------- f94 [80] 100.0% [90] 240(1.3%) 0(0.0%) append-map ...acket/collects/racket/list.rkt:565:2 f94 [80] 100.0% ---------------------------------------------------------------------- ??? [78] 100.0% [91] 232(1.2%) 232(1.2%) ...e/case-arrow.rkt:150:50 (unknown source) ---------------------------------------------------------------------- f94 [80] 100.0% [92] 200(1.0%) 0(0.0%) taylor ...tatlock/herbie/src/core/taylor.rkt:157:0 debug-print [96] 100.0% ---------------------------------------------------------------------- ??? [86] 100.0% [93] 6298(33.0%) 764(4.0%) ??? ...-racket/utils/simple-result-arrow.rkt:26:12 bfdiv [97] 52.9% bfsqrt [99] 19.7% ??? [103] 15.2% ---------------------------------------------------------------------- ??? [86] 13.6% ulp-difference [77] 14.9% ->flonum [88] 71.5% [94] 1488(7.8%) 1488(7.8%) ??? /home/ztatlock/herbie/src/config.rkt:29:0 ---------------------------------------------------------------------- ??? [86] 100.0% [95] 1440(7.6%) 0(0.0%) ...higher-order.rkt:373:33 (unknown source) ??? [98] 100.0% ---------------------------------------------------------------------- taylor [92] 100.0% [96] 200(1.0%) 0(0.0%) debug-print ...ztatlock/herbie/src/debug.rkt:107:0 for-loop [100] 100.0% ---------------------------------------------------------------------- ??? [93] 100.0% [97] 3334(17.5%) 2144(11.2%) bfdiv ...-lib/math/private/bigfloat/mpfr.rkt:819:4 ??? [101] 35.7% ---------------------------------------------------------------------- ...higher-order.rkt:373:33 [95]100.0% [98] 1440(7.6%) 0(0.0%) ??? ...cts/racket/contract/private/list.rkt:187:10 ??? [102] 100.0% ---------------------------------------------------------------------- ??? [93] 100.0% [99] 1242(6.5%) 768(4.0%) bfsqrt ...lib/math/private/bigfloat/mpfr.rkt:616:4 ??? [101] 38.2% ---------------------------------------------------------------------- debug-print [96] 100.0% [100] 200(1.0%) 200(1.0%) for-loop /home/ztatlock/herbie/src/debug.rkt:113:2 ---------------------------------------------------------------------- bfsqrt [99] 19.0% real->bigfloat [87] 33.4% bfdiv [97] 47.6% [101] 2498(13.1%) 2498(13.1%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4 ---------------------------------------------------------------------- ??? [78] 15.6% ??? [98] 84.4% [102] 1706(8.9%) 0(0.0%) ??? ...ects/racket/contract/private/guts.rkt:638:8 ??? [103] 100.0% ---------------------------------------------------------------------- ??? [93] 36.0% ??? [102] 64.0% [103] 2664(14.0%) 1180(6.2%) ??? ...tract/private/arrow-higher-order.rkt:373:33 ??? [104] 55.7% ---------------------------------------------------------------------- ??? [103] 100.0% [104] 1484(7.8%) 944(4.9%) ??? ...llects/racket/contract/combinator.rkt:178:4 any-wrap/traverse [105] 36.4% ---------------------------------------------------------------------- ??? [104] 100.0% [105] 540(2.8%) 540(2.8%) any-wrap/traverse ...cket/utils/any-wrap.rkt:106:2 ----------------------------------------------------------------------