Profiling results ----------------- Total cpu time observed: 53114ms (out of 53192ms) Number of samples taken: 221 (once every 240ms) (Hiding functions with self<1.0% and local<2.0%: 1 of 101 hidden) ======================================================================== Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ======================================================================== ??? [18] 100.0% [1] 51604(97.2%) 0(0.0%) profile-thunk14 ...t/pkgs/profile-lib/main.rkt:9:0 run [9] 100.0% ------------------------------------------------------------------------ simplify-alt [40] 5.4% loop [57] 10.8% ??? [18] 83.8% [2] 3712(7.0%) 0(0.0%) simplify ...lock/herbie/src/core/simplify.rkt:39:0 iterate-egraph!5 [19] 67.1% simplify-expr [11] 21.6% for-loop [15] 5.9% loop [16] 5.4% ------------------------------------------------------------------------ hash-ref! [81] 100.0% [3] 2956(5.6%) 0(0.0%) ??? /home/ztatlock/herbie/src/programs.rkt:197:5 loop [57] 93.2% hash-ref! [81] 6.8% ------------------------------------------------------------------------ hash-ref! [81] 100.0% [4] 222(0.4%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:322:33 for-loop [14] 100.0% ------------------------------------------------------------------------ hash-ref! [81] 100.0% [5] 222(0.4%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:295:23 for-loop [13] 100.0% ------------------------------------------------------------------------ hash-ref! [81] 100.0% [6] 222(0.4%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:392:23 for-loop [12] 100.0% ------------------------------------------------------------------------ f37 [86] 100.0% [7] 202(0.4%) 0(0.0%) taylor-invert .../herbie/src/core/taylor.rkt:312:0 simplify [10] 100.0% ------------------------------------------------------------------------ hash-ref! [81] 100.0% [8] 198(0.4%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:285:26 for-loop [17] 100.0% ------------------------------------------------------------------------ profile-thunk14 [1] 98.7% [9] 52284(98.4%) 0(0.0%) run ...share/racket/pkgs/profile-lib/main.rkt:31:2 ??? [18] 100.0% ------------------------------------------------------------------------ taylor-invert [7] 24.6% hash-ref! [81] 75.4% [10] 822(1.5%) 0(0.0%) simplify ...atlock/herbie/src/core/reduce.rkt:18:0 f37 [86] 100.0% ------------------------------------------------------------------------ simplify [2] 100.0% [11] 800(1.5%) 0(0.0%) simplify-expr ...herbie/src/core/simplify.rkt:68:0 iterate-egraph!5 [19] 75.2% mk-egraph [22] 24.8% ------------------------------------------------------------------------ ??? [6] 100.0% [12] 222(0.4%) 0(0.0%) for-loop ...lock/herbie/src/core/taylor.rkt:396:33 for-loop [20] 100.0% ------------------------------------------------------------------------ ??? [5] 100.0% [13] 222(0.4%) 0(0.0%) for-loop ...lock/herbie/src/core/taylor.rkt:298:27 hash-ref! [81] 100.0% ------------------------------------------------------------------------ ??? [4] 100.0% [14] 222(0.4%) 0(0.0%) for-loop ...lock/herbie/src/core/taylor.rkt:324:46 hash-ref! [81] 100.0% ------------------------------------------------------------------------ simplify [2] 100.0% [15] 218(0.4%) 0(0.0%) for-loop ...ock/herbie/src/core/simplify.rkt:61:12 iterate-egraph!5 [19] 100.0% ------------------------------------------------------------------------ simplify [2] 100.0% [16] 202(0.4%) 0(0.0%) loop ...tatlock/herbie/src/core/simplify.rkt:203:2 pass [21] 100.0% ------------------------------------------------------------------------ ??? [8] 100.0% [17] 198(0.4%) 0(0.0%) for-loop ...lock/herbie/src/core/taylor.rkt:285:52 ??? [23] 100.0% ------------------------------------------------------------------------ for-loop [53] 2.1% run [9] 49.0% [18] 53114(100.0%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk14 [1] 47.7% loop [28] 43.5% run-improve58 [24] 6.7% simplify [2] 2.1% ------------------------------------------------------------------------ for-loop [15] 6.6% simplify-expr [11] 18.2% simplify [2] 75.2% [19] 3312(6.2%) 0(0.0%) iterate-egraph!5 ...bie/src/core/simplify.rkt:95:0 one-iter [25] 100.0% ------------------------------------------------------------------------ for-loop [12] 100.0% [20] 222(0.4%) 0(0.0%) for-loop ...lock/herbie/src/core/taylor.rkt:398:39 hash-ref! [81] 100.0% ------------------------------------------------------------------------ loop [16] 100.0% [21] 202(0.4%) 0(0.0%) pass ...tatlock/herbie/src/core/simplify.rkt:193:2 for-loop [26] 100.0% ------------------------------------------------------------------------ simplify-expr [11] 100.0% [22] 198(0.4%) 0(0.0%) mk-egraph ...lock/herbie/src/core/egraph.rkt:123:0 expr->enode [27] 100.0% ------------------------------------------------------------------------ for-loop [17] 100.0% [23] 198(0.4%) 0(0.0%) ??? .../ztatlock/herbie/src/core/taylor.rkt:288:19 hash-ref! [81] 100.0% ------------------------------------------------------------------------ ??? [18] 100.0% [24] 7354(13.8%) 0(0.0%) run-improve58 ...ock/herbie/src/mainloop.rkt:242:0 for-loop [29] 64.4% loop [28] 27.4% get-final-combination [32] 5.4% setup-prog [33] 2.7% ------------------------------------------------------------------------ iterate-egraph!5 [19] 100.0% [25] 3312(6.2%) 222(0.4%) one-iter ...ock/herbie/src/core/simplify.rkt:106:0 for-loop [30] 69.0% loop [31] 18.2% apply-match [38] 6.1% ------------------------------------------------------------------------ pass [21] 100.0% [26] 202(0.4%) 0(0.0%) for-loop ...ck/herbie/src/core/simplify.rkt:196:29 argmin [34] 100.0% ------------------------------------------------------------------------ mk-egraph [22] 33.3% expr->enode [27] 66.7% [27] 198(0.4%) 0(0.0%) expr->enode ...ck/herbie/src/core/egraph.rkt:124:2 expr->enode [27] 66.7% mk-enode! [35] 33.3% ------------------------------------------------------------------------ run-improve58 [24] 4.2% ??? [18] 95.8% [28] 47774(89.9%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:122:2 loop [36] 52.4% make-exacts* [43] 31.7% loop [44] 15.9% ------------------------------------------------------------------------ run-improve58 [24] 100.0% [29] 4738(8.9%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:253:8 run-iter! [37] 100.0% ------------------------------------------------------------------------ for-loop [30] 45.2% one-iter [25] 54.8% [30] 2284(4.3%) 644(1.2%) for-loop ...ck/herbie/src/core/simplify.rkt:116:12 for-loop [30] 45.2% match-e [46] 35.9% ------------------------------------------------------------------------ one-iter [25] 100.0% [31] 604(1.1%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:53:19 apply-match [38] 100.0% ------------------------------------------------------------------------ run-improve58 [24] 100.0% [32] 400(0.8%) 0(0.0%) get-final-combination ...ie/src/mainloop.rkt:269:0 extract-alt [39] 100.0% ------------------------------------------------------------------------ run-improve58 [24] 100.0% [33] 202(0.4%) 0(0.0%) setup-prog /home/ztatlock/herbie/src/glue.rkt:46:0 simplify-alt [40] 100.0% ------------------------------------------------------------------------ for-loop [26] 100.0% [34] 202(0.4%) 0(0.0%) argmin ...re/racket/collects/racket/list.rkt:743:0 expression-cost [41] 100.0% ------------------------------------------------------------------------ expr->enode [27] 100.0% [35] 198(0.4%) 0(0.0%) mk-enode! ...lock/herbie/src/core/egraph.rkt:101:0 new-enode [42] 100.0% ------------------------------------------------------------------------ loop [28] 100.0% [36] 25056(47.2%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:93:2 loop [44] 48.4% make-exacts* [43] 42.4% eval-prog [76] 9.3% ------------------------------------------------------------------------ for-loop [29] 100.0% [37] 4738(8.9%) 0(0.0%) run-iter! ...tatlock/herbie/src/mainloop.rkt:223:0 simplify! [45] 65.6% gen-series! [47] 17.3% finalize-iter! [48] 8.5% localize-error [50] 8.5% ------------------------------------------------------------------------ one-iter [25] 25.1% loop [31] 74.9% [38] 806(1.5%) 0(0.0%) apply-match .../herbie/src/core/simplify.rkt:122:2 merge-egraph-nodes! [49] 50.1% loop! [64] 25.1% match-e [46] 24.8% ------------------------------------------------------------------------ get-final-combination [32] 100.0% [39] 400(0.8%) 0(0.0%) extract-alt ...e/ztatlock/herbie/src/glue.rkt:57:0 loop [57] 100.0% ------------------------------------------------------------------------ setup-prog [33] 100.0% [40] 202(0.4%) 0(0.0%) simplify-alt .../ztatlock/herbie/src/glue.rkt:84:0 simplify [2] 100.0% ------------------------------------------------------------------------ argmin [34] 100.0% [41] 202(0.4%) 0(0.0%) expression-cost ...k/herbie/src/programs.rkt:212:0 compile [51] 100.0% ------------------------------------------------------------------------ mk-enode! [35] 100.0% [42] 198(0.4%) 198(0.4%) new-enode ...atlock/herbie/src/core/enode.rkt:68:0 ------------------------------------------------------------------------ loop [36] 41.2% loop [28] 58.8% [43] 25750(48.5%) 0(0.0%) make-exacts* ...tatlock/herbie/src/points.rkt:80:0 map [52] 48.7% loop [57] 47.9% eval-prog [76] 3.4% ------------------------------------------------------------------------ loop [28] 38.5% loop [36] 61.5% [44] 19704(37.1%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:83:4 map [52] 100.0% ------------------------------------------------------------------------ run-iter! [37] 100.0% [45] 3110(5.9%) 0(0.0%) simplify! ...tatlock/herbie/src/mainloop.rkt:162:0 for-loop [53] 100.0% ------------------------------------------------------------------------ apply-match [38] 3.6% for-loop [59] 18.1% for-loop [30] 78.3% [46] 1840(3.5%) 1202(2.3%) match-e ...tatlock/herbie/src/core/ematch.rkt:46:0 for-loop [54] 47.4% for-loop [59] 5.4% ------------------------------------------------------------------------ run-iter! [37] 100.0% [47] 822(1.5%) 0(0.0%) gen-series! ...tlock/herbie/src/mainloop.rkt:134:0 for-loop [55] 100.0% ------------------------------------------------------------------------ run-iter! [37] 100.0% [48] 404(0.8%) 0(0.0%) finalize-iter! ...ck/herbie/src/mainloop.rkt:177:0 ??? [56] 100.0% ------------------------------------------------------------------------ apply-match [38] 100.0% [49] 404(0.8%) 202(0.4%) merge-egraph-nodes! ...e/src/core/egraph.rkt:152:0 loop! [64] 50.0% ------------------------------------------------------------------------ run-iter! [37] 100.0% [50] 402(0.8%) 0(0.0%) localize-error ...erbie/src/core/localize.rkt:47:0 hash-ref! [81] 100.0% ------------------------------------------------------------------------ expression-cost [41] 100.0% [51] 202(0.4%) 0(0.0%) compile .../ztatlock/herbie/src/programs.rkt:189:0 hash-ref! [81] 100.0% ------------------------------------------------------------------------ f37 [86] 2.5% make-exacts* [43] 37.9% loop [44] 59.6% [52] 33068(62.3%) 0(0.0%) map ...acket/collects/racket/private/map.rkt:21:13 loop [57] 96.4% ??? [61] 1.4% ??? [63] 0.9% f37 [86] 0.7% parse-loop12 [89] 0.6% ------------------------------------------------------------------------ simplify! [45] 100.0% [53] 3110(5.9%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:166:6 ??? [18] 100.0% ------------------------------------------------------------------------ match-e [46] 100.0% [54] 1038(2.0%) 638(1.2%) for-loop ...tlock/herbie/src/core/ematch.rkt:59:11 for-loop [59] 38.5% ------------------------------------------------------------------------ gen-series! [47] 100.0% [55] 822(1.5%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:140:7 taylor-alt [58] 100.0% ------------------------------------------------------------------------ finalize-iter! [48] 100.0% [56] 404(0.8%) 0(0.0%) ??? ...contract/private/arrow-val-first.rkt:357:18 for-loop [60] 100.0% ------------------------------------------------------------------------ loop! [64] 0.1% extract-alt [39] 0.6% parse-loop12 [89] 0.7% make-exacts* [43] 0.7% map [52] 2.3% ??? [3] 5.7% loop [57] 89.9% [57] 48264(90.9%) 242(0.5%) loop ...cket/collects/racket/private/map.rkt:26:19 loop [57] 89.9% hash-ref! [81] 5.7% ??? [61] 2.8% simplify [2] 0.6% ??? [63] 0.5% ->flonum [99] 0.2% f37 [86] 0.2% loop! [64] 0.1% ??? [71] 0.0% ------------------------------------------------------------------------ for-loop [55] 100.0% [58] 822(1.5%) 0(0.0%) taylor-alt ...e/ztatlock/herbie/src/glue.rkt:142:0 for-loop [62] 100.0% ------------------------------------------------------------------------ match-e [46] 33.3% for-loop [54] 66.7% [59] 600(1.1%) 0(0.0%) for-loop ...tlock/herbie/src/core/ematch.rkt:65:37 match-e [46] 100.0% ------------------------------------------------------------------------ ??? [56] 100.0% [60] 404(0.8%) 0(0.0%) for-loop ...ock/herbie/src/core/alt-table.rkt:51:2 atab-add-altn [65] 100.0% ------------------------------------------------------------------------ map [52] 1.1% loop [57] 98.9% [61] 44142(83.1%) 930(1.8%) ??? /home/ztatlock/herbie/src/programs.rkt:168:4 ??? [66] 84.0% real->bigfloat [67] 10.4% ??? [83] 3.1% ------------------------------------------------------------------------ taylor-alt [58] 100.0% [62] 822(1.5%) 0(0.0%) for-loop /home/ztatlock/herbie/src/glue.rkt:144:2 location-do [68] 100.0% ------------------------------------------------------------------------ map [52] 44.6% loop [57] 55.4% [63] 604(1.1%) 0(0.0%) ??? ...ket/collects/racket/private/list.rkt:323:18 hash-ref! [81] 66.6% f37 [86] 33.4% ------------------------------------------------------------------------ merge-egraph-nodes! [49] 25.0% apply-match [38] 25.0% loop [57] 50.0% [64] 404(0.8%) 202(0.4%) loop! .../ztatlock/herbie/src/core/enode.rkt:163:2 loop [57] 50.0% set [70] 25.0% ------------------------------------------------------------------------ for-loop [60] 100.0% [65] 404(0.8%) 0(0.0%) atab-add-altn ...rbie/src/core/alt-table.rkt:208:0 best-and-tied-at-points [69] 100.0% ------------------------------------------------------------------------ ??? [61] 100.0% [66] 37070(69.8%) 690(1.3%) ??? ...acket/collects/racket/private/kw.rkt:400:14 ??? [71] 95.1% ...higher-order.rkt:373:33 [72] 3.1% ------------------------------------------------------------------------ ??? [61] 100.0% [67] 4574(8.6%) 3826(7.2%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0 ??? [82] 16.4% ------------------------------------------------------------------------ location-do [68] 25.7% for-loop [62] 74.3% [68] 822(1.5%) 0(0.0%) location-do ...tlock/herbie/src/programs.rkt:129:0 approximate9 [73] 74.3% location-do [68] 25.7% ------------------------------------------------------------------------ atab-add-altn [65] 100.0% [69] 404(0.8%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [74] 100.0% ------------------------------------------------------------------------ loop! [64] 100.0% [70] 202(0.4%) 202(0.4%) set ...collects/racket/private/set-types.rkt:982:0 ------------------------------------------------------------------------ loop [57] 0.6% ??? [66] 99.4% [71] 35440(66.7%) 27578(51.9%) ??? ...-racket/utils/simple-result-arrow.rkt:26:12 bfadd [75] 12.8% bflog1p [77] 5.0% ??? [84] 4.5% ------------------------------------------------------------------------ ??? [66] 100.0% [72] 1142(2.2%) 0(0.0%) ...higher-order.rkt:373:33 (unknown source) ??? [78] 79.0% ??? [83] 21.0% ------------------------------------------------------------------------ location-do [68] 100.0% [73] 822(1.5%) 0(0.0%) approximate9 ...ck/herbie/src/core/taylor.rkt:11:0 loop [79] 75.4% f37 [86] 24.6% ------------------------------------------------------------------------ best-and-tied-at-points [69] 100.0% [74] 404(0.8%) 0(0.0%) errors /home/ztatlock/herbie/src/points.rkt:144:0 for-loop [80] 50.0% eval-prog [76] 50.0% ------------------------------------------------------------------------ ??? [71] 100.0% [75] 4522(8.5%) 3350(6.3%) bfadd ...-lib/math/private/bigfloat/mpfr.rkt:819:4 ??? [82] 25.9% ------------------------------------------------------------------------ errors [74] 6.0% make-exacts* [43] 25.6% loop [36] 68.4% [76] 3392(6.4%) 638(1.2%) eval-prog ...tatlock/herbie/src/programs.rkt:162:0 hash-ref! [81] 81.2% ------------------------------------------------------------------------ ??? [71] 100.0% [77] 1762(3.3%) 464(0.9%) bflog1p ...ib/math/private/bigfloat/mpfr.rkt:616:4 ??? [82] 73.7% ------------------------------------------------------------------------ ...higher-order.rkt:373:33 [72]100.0% [78] 902(1.7%) 0(0.0%) ??? ...cts/racket/contract/private/list.rkt:187:10 ??? [83] 100.0% ------------------------------------------------------------------------ approximate9 [73] 100.0% [79] 620(1.2%) 0(0.0%) loop ...e/ztatlock/herbie/src/core/taylor.rkt:82:4 hash-ref! [81] 100.0% ------------------------------------------------------------------------ errors [74] 100.0% [80] 202(0.4%) 202(0.4%) for-loop ...e/ztatlock/herbie/src/points.rkt:147:4 ------------------------------------------------------------------------ for-loop [14] 0.9% for-loop [13] 0.9% for-loop [20] 0.9% ??? [23] 1.2% compile [51] 1.7% ??? [3] 3.4% localize-error [50] 3.8% ??? [88] 3.9% ??? [87] 3.9% loop [79] 3.9% ??? [63] 6.3% eval-prog [76] 23.4% loop [57] 45.8% [81] 3978(7.5%) 202(0.4%) hash-ref! ...racket/private/more-scheme.rkt:373:13 ??? [3] 49.2% bigfloat-hash [85] 23.4% parse-loop12 [89] 7.6% ??? [87] 3.9% ??? [88] 3.9% simplify [10] 3.9% f37 [86] 2.5% ??? [8] 1.2% ??? [6] 0.9% ??? [5] 0.9% ??? [4] 0.9% ------------------------------------------------------------------------ real->bigfloat [67] 23.2% bfadd [75] 36.4% bflog1p [77] 40.3% [82] 3218(6.1%) 3218(6.1%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4 ------------------------------------------------------------------------ ...higher-order.rkt:373:33 [72] 9.6% ??? [78] 36.2% ??? [61] 54.2% [83] 2492(4.7%) 242(0.5%) ??? ...ects/racket/contract/private/guts.rkt:638:8 ??? [84] 90.3% ------------------------------------------------------------------------ ??? [71] 41.2% ??? [83] 58.8% [84] 3828(7.2%) 926(1.7%) ??? ...tract/private/arrow-higher-order.rkt:373:33 ??? [90] 63.3% ??? [93] 12.5% ------------------------------------------------------------------------ hash-ref! [81] 100.0% [85] 2754(5.2%) 0(0.0%) bigfloat-hash ...h/private/bigfloat/mpfr.rkt:165:0 sig+exp->bigfloat [91] 54.5% bfcanonicalize [92] 45.5% ------------------------------------------------------------------------ composed [97] 3.3% ??? [63] 3.9% approximate9 [73] 3.9% f37 [86] 7.9% loop [57] 9.7% append-map [96] 13.0% map [52] 16.3% hash-ref! [81] 19.7% simplify [10] 22.3% [86] 1024(1.9%) 402(0.8%) f37 ...t/collects/racket/match/compiler.rkt:499:40 map [52] 59.3% append-map [96] 13.0% f37 [86] 7.9% combine-mterms [94] 5.4% taylor-invert [7] 3.9% composed [97] 3.3% ------------------------------------------------------------------------ hash-ref! [81] 100.0% [87] 620(1.2%) 0(0.0%) ??? ...e/ztatlock/herbie/src/core/taylor.rkt:63:15 hash-ref! [81] 100.0% ------------------------------------------------------------------------ hash-ref! [81] 100.0% [88] 620(1.2%) 0(0.0%) ??? ...e/ztatlock/herbie/src/core/taylor.rkt:42:15 hash-ref! [81] 100.0% ------------------------------------------------------------------------ parse-loop12 [89] 11.0% map [52] 22.0% hash-ref! [81] 67.0% [89] 600(1.1%) 198(0.4%) parse-loop12 ...s/racket/match/compiler.rkt:410:15 loop [57] 61.3% loop [95] 16.7% parse-loop12 [89] 11.0% ------------------------------------------------------------------------ ??? [84] 100.0% [90] 2424(4.6%) 1340(2.5%) ??? ...llects/racket/contract/combinator.rkt:178:4 any-wrap/traverse [98] 44.7% ------------------------------------------------------------------------ bigfloat-hash [85] 100.0% [91] 1500(2.8%) 1500(2.8%) sig+exp->bigfloat ...ivate/bigfloat/mpfr.rkt:385:0 ------------------------------------------------------------------------ bigfloat-hash [85] 100.0% [92] 1254(2.4%) 1254(2.4%) bfcanonicalize .../private/bigfloat/mpfr.rkt:155:0 ------------------------------------------------------------------------ ??? [84] 100.0% [93] 478(0.9%) 478(0.9%) ??? ...ects/racket/contract/private/prop.rkt:489:4 ------------------------------------------------------------------------ f37 [86] 100.0% [94] 222(0.4%) 222(0.4%) combine-mterms ...herbie/src/core/reduce.rkt:182:0 ------------------------------------------------------------------------ parse-loop12 [89] 2.4% loop [95] 97.6% [95] 200(0.4%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:37:19 loop [95] 97.6% ->flonum [99] 2.4% ------------------------------------------------------------------------ f37 [86] 100.0% [96] 200(0.4%) 0(0.0%) append-map ...acket/collects/racket/list.rkt:565:2 f37 [86] 100.0% ------------------------------------------------------------------------ f37 [86] 100.0% [97] 200(0.4%) 0(0.0%) composed ...ollects/racket/private/list.rkt:321:16 f37 [86] 100.0% ------------------------------------------------------------------------ ??? [90] 100.0% [98] 1084(2.0%) 1084(2.0%) any-wrap/traverse ...cket/utils/any-wrap.rkt:106:2 ------------------------------------------------------------------------ loop [57] 50.0% loop [95] 50.0% [99] 400(0.8%) 200(0.4%) ->flonum ...ock/herbie/src/syntax/syntax.rkt:224:0 ??? [100] 50.0% ------------------------------------------------------------------------ ->flonum [99] 100.0% [100] 200(0.4%) 200(0.4%) ??? /home/ztatlock/herbie/src/config.rkt:29:0 ------------------------------------------------------------------------