Profiling results ----------------- Total cpu time observed: 19882ms (out of 20212ms) Number of samples taken: 83 (once every 240ms) ====================================================================== Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ====================================================================== ??? [28] 100.0% [1] 19000(95.6%) 0(0.0%) profile-thunk14 ...t/pkgs/profile-lib/main.rkt:9:0 run [5] 100.0% ---------------------------------------------------------------------- ??? [28] 100.0% [2] 9008(45.3%) 0(0.0%) run-improve58 ...ock/herbie/src/mainloop.rkt:242:0 for-loop [6] 91.1% get-final-combination [9] 4.5% loop [35] 4.4% ---------------------------------------------------------------------- loop [69] 5.7% ??? [28] 94.3% [3] 7110(35.8%) 0(0.0%) simplify ...lock/herbie/src/core/simplify.rkt:39:0 simplify-expr [7] 48.0% iterate-egraph!5 [11] 43.5% for-loop [8] 8.5% ---------------------------------------------------------------------- hash-ref! [80] 100.0% [4] 438(2.2%) 0(0.0%) parse-loop12 ...s/racket/match/compiler.rkt:410:15 loop [69] 100.0% ---------------------------------------------------------------------- profile-thunk14 [1] 100.0% [5] 19000(95.6%) 0(0.0%) run ...share/racket/pkgs/profile-lib/main.rkt:31:2 ??? [28] 100.0% ---------------------------------------------------------------------- run-improve58 [2] 100.0% [6] 8204(41.3%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:253:8 run-iter! [10] 100.0% ---------------------------------------------------------------------- simplify [3] 100.0% [7] 3414(17.2%) 0(0.0%) simplify-expr ...herbie/src/core/simplify.rkt:68:0 iterate-egraph!5 [11] 94.1% loop [13] 5.9% ---------------------------------------------------------------------- simplify [3] 100.0% [8] 604(3.0%) 0(0.0%) for-loop ...ock/herbie/src/core/simplify.rkt:61:12 iterate-egraph!5 [11] 100.0% ---------------------------------------------------------------------- run-improve58 [2] 100.0% [9] 404(2.0%) 0(0.0%) get-final-combination ...ie/src/mainloop.rkt:269:0 extract-alt [12] 100.0% ---------------------------------------------------------------------- for-loop [6] 100.0% [10] 8204(41.3%) 0(0.0%) run-iter! ...tatlock/herbie/src/mainloop.rkt:223:0 simplify! [14] 84.2% localize-error [17] 5.3% gen-series! [18] 5.1% choose-best-alt! [19] 2.9% finalize-iter! [21] 2.4% ---------------------------------------------------------------------- for-loop [8] 8.7% simplify [3] 44.8% simplify-expr [7] 46.5% [11] 6908(34.7%) 0(0.0%) iterate-egraph!5 ...bie/src/core/simplify.rkt:95:0 one-iter [15] 93.6% map-enodes [16] 6.4% ---------------------------------------------------------------------- get-final-combination [9] 100.0% [12] 404(2.0%) 0(0.0%) extract-alt ...e/ztatlock/herbie/src/glue.rkt:57:0 loop [69] 100.0% ---------------------------------------------------------------------- simplify-expr [7] 100.0% [13] 202(1.0%) 0(0.0%) loop ...tatlock/herbie/src/core/simplify.rkt:203:2 pass [20] 100.0% ---------------------------------------------------------------------- run-iter! [10] 100.0% [14] 6908(34.7%) 0(0.0%) simplify! ...tatlock/herbie/src/mainloop.rkt:162:0 for-loop [22] 100.0% ---------------------------------------------------------------------- iterate-egraph!5 [11] 100.0% [15] 6464(32.5%) 202(1.0%) one-iter ...ock/herbie/src/core/simplify.rkt:106:0 for-loop [23] 65.2% loop [24] 28.6% apply-match [29] 3.1% ---------------------------------------------------------------------- iterate-egraph!5 [11] 100.0% [16] 444(2.2%) 0(0.0%) map-enodes ...ock/herbie/src/core/egraph.rkt:139:0 for-loop [74] 54.5% loop [69] 45.5% ---------------------------------------------------------------------- run-iter! [10] 100.0% [17] 438(2.2%) 0(0.0%) localize-error ...erbie/src/core/localize.rkt:47:0 hash-ref! [80] 100.0% ---------------------------------------------------------------------- run-iter! [10] 100.0% [18] 418(2.1%) 0(0.0%) gen-series! ...tlock/herbie/src/mainloop.rkt:134:0 for-loop [26] 100.0% ---------------------------------------------------------------------- run-iter! [10] 100.0% [19] 240(1.2%) 0(0.0%) choose-best-alt! .../herbie/src/mainloop.rkt:120:0 ??? [25] 100.0% ---------------------------------------------------------------------- loop [13] 100.0% [20] 202(1.0%) 0(0.0%) pass ...tatlock/herbie/src/core/simplify.rkt:193:2 for-loop [27] 100.0% ---------------------------------------------------------------------- run-iter! [10] 100.0% [21] 200(1.0%) 0(0.0%) finalize-iter! ...ck/herbie/src/mainloop.rkt:177:0 ??? [25] 100.0% ---------------------------------------------------------------------- simplify! [14] 100.0% [22] 6908(34.7%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:166:6 ??? [28] 97.1% debug-print [33] 2.9% ---------------------------------------------------------------------- for-loop [23] 47.4% one-iter [15] 52.6% [23] 4214(21.2%) 844(4.2%) for-loop ...ck/herbie/src/core/simplify.rkt:116:12 for-loop [23] 47.4% match-e [36] 40.0% ---------------------------------------------------------------------- one-iter [15] 100.0% [24] 1848(9.3%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:53:19 apply-match [29] 100.0% ---------------------------------------------------------------------- finalize-iter! [21] 45.5% choose-best-alt! [19] 54.5% [25] 440(2.2%) 0(0.0%) ??? ...contract/private/arrow-val-first.rkt:357:18 atab-pick-alt8 [31] 54.5% for-loop [34] 45.5% ---------------------------------------------------------------------- gen-series! [18] 100.0% [26] 418(2.1%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:140:7 taylor-alt [30] 100.0% ---------------------------------------------------------------------- pass [20] 100.0% [27] 202(1.0%) 0(0.0%) for-loop ...ck/herbie/src/core/simplify.rkt:196:29 argmin [32] 100.0% ---------------------------------------------------------------------- for-loop [22] 11.8% run [5] 43.0% [28] 19666(98.9%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk14 [1] 43.0% loop [35] 27.1% run-improve58 [2] 18.1% simplify [3] 11.8% ---------------------------------------------------------------------- one-iter [15] 9.8% loop [24] 90.2% [29] 2048(10.3%) 222(1.1%) apply-match .../herbie/src/core/simplify.rkt:122:2 loop! [73] 30.5% merge-egraph-nodes! [37] 29.4% match-e [36] 9.8% substitute-e [42] 9.8% mk-enode! [49] 9.8% ---------------------------------------------------------------------- for-loop [26] 100.0% [30] 418(2.1%) 0(0.0%) taylor-alt ...e/ztatlock/herbie/src/glue.rkt:142:0 for-loop [38] 100.0% ---------------------------------------------------------------------- ??? [25] 100.0% [31] 240(1.2%) 0(0.0%) atab-pick-alt8 ...rbie/src/core/alt-table.rkt:54:0 ??? [39] 100.0% ---------------------------------------------------------------------- for-loop [27] 100.0% [32] 202(1.0%) 0(0.0%) argmin ...re/racket/collects/racket/list.rkt:743:0 expression-cost [40] 100.0% ---------------------------------------------------------------------- for-loop [22] 100.0% [33] 202(1.0%) 0(0.0%) debug-print ...ztatlock/herbie/src/debug.rkt:107:0 for-loop [41] 100.0% ---------------------------------------------------------------------- ??? [25] 100.0% [34] 200(1.0%) 0(0.0%) for-loop ...ock/herbie/src/core/alt-table.rkt:51:2 atab-add-altn [43] 100.0% ---------------------------------------------------------------------- run-improve58 [2] 3.6% ??? [28] 96.4% [35] 11058(55.6%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:122:2 loop [44] 52.6% make-exacts* [53] 25.1% loop [54] 22.3% ---------------------------------------------------------------------- apply-match [29] 2.8% for-loop [55] 11.8% for-loop [23] 85.4% [36] 3570(18.0%) 2286(11.5%) match-e ...tatlock/herbie/src/core/ematch.rkt:46:0 for-loop [45] 29.2% for-loop [55] 6.2% list-cartesian-product [46] 6.2% ---------------------------------------------------------------------- for-loop [51] 16.8% apply-match [29] 83.2% [37] 602(3.0%) 200(1.0%) merge-egraph-nodes! ...e/src/core/egraph.rkt:152:0 update-leader! [48] 50.0% for-loop [51] 16.8% ---------------------------------------------------------------------- taylor-alt [30] 100.0% [38] 418(2.1%) 0(0.0%) for-loop /home/ztatlock/herbie/src/glue.rkt:144:2 location-do [47] 100.0% ---------------------------------------------------------------------- atab-pick-alt8 [31] 100.0% [39] 240(1.2%) 0(0.0%) ??? ...tract/private/arrow-higher-order.rkt:369:33 best-alt [50] 100.0% ---------------------------------------------------------------------- argmin [32] 100.0% [40] 202(1.0%) 202(1.0%) expression-cost ...k/herbie/src/programs.rkt:212:0 ---------------------------------------------------------------------- debug-print [33] 100.0% [41] 202(1.0%) 202(1.0%) for-loop /home/ztatlock/herbie/src/debug.rkt:113:2 ---------------------------------------------------------------------- apply-match [29] 100.0% [42] 200(1.0%) 0(0.0%) substitute-e ...ck/herbie/src/core/ematch.rkt:71:0 mk-enode! [49] 100.0% ---------------------------------------------------------------------- for-loop [34] 100.0% [43] 200(1.0%) 0(0.0%) atab-add-altn ...rbie/src/core/alt-table.rkt:208:0 best-and-tied-at-points [52] 100.0% ---------------------------------------------------------------------- loop [35] 100.0% [44] 5816(29.3%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:93:2 make-exacts* [53] 55.7% loop [54] 40.3% eval-prog [70] 4.1% ---------------------------------------------------------------------- match-e [36] 100.0% [45] 1242(6.2%) 842(4.2%) for-loop ...tlock/herbie/src/core/ematch.rkt:59:11 for-loop [55] 32.2% ---------------------------------------------------------------------- list-cartesian-product [46] 27.4% match-e [36] 72.6% [46] 442(2.2%) 442(2.2%) list-cartesian-product ...src/core/ematch.rkt:20:0 list-cartesian-product [46] 27.4% ---------------------------------------------------------------------- location-do [47] 39.1% for-loop [38] 60.9% [47] 418(2.1%) 0(0.0%) location-do ...tlock/herbie/src/programs.rkt:129:0 approximate9 [56] 60.9% location-do [47] 39.1% ---------------------------------------------------------------------- merge-egraph-nodes! [37] 100.0% [48] 402(2.0%) 200(1.0%) update-leader! ...herbie/src/core/egraph.rkt:217:0 for-loop [58] 50.2% ---------------------------------------------------------------------- apply-match [29] 50.0% substitute-e [42] 50.0% [49] 400(2.0%) 0(0.0%) mk-enode! ...lock/herbie/src/core/egraph.rkt:101:0 new-enode [60] 50.0% hash-has-key? [59] 50.0% ---------------------------------------------------------------------- ??? [39] 100.0% [50] 240(1.2%) 0(0.0%) best-alt /home/ztatlock/herbie/src/glue.rkt:79:0 loop [57] 100.0% ---------------------------------------------------------------------- merge-egraph-nodes! [37] 100.0% [51] 202(1.0%) 0(0.0%) for-loop ...lock/herbie/src/core/egraph.rkt:200:10 merge-egraph-nodes! [37] 100.0% ---------------------------------------------------------------------- atab-add-altn [43] 100.0% [52] 200(1.0%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [66] 100.0% ---------------------------------------------------------------------- loop [35] 46.2% loop [44] 53.8% [53] 6018(30.3%) 0(0.0%) make-exacts* ...tatlock/herbie/src/points.rkt:80:0 loop [69] 68.0% map [65] 32.0% ---------------------------------------------------------------------- loop [44] 48.8% loop [35] 51.2% [54] 4804(24.2%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:83:4 map [65] 100.0% ---------------------------------------------------------------------- for-loop [45] 47.5% match-e [36] 52.5% [55] 842(4.2%) 0(0.0%) for-loop ...tlock/herbie/src/core/ematch.rkt:65:37 match-e [36] 100.0% ---------------------------------------------------------------------- location-do [47] 100.0% [56] 418(2.1%) 0(0.0%) approximate9 ...ck/herbie/src/core/taylor.rkt:11:0 taylor-exp [63] 52.2% f6 [61] 47.8% ---------------------------------------------------------------------- best-alt [50] 100.0% [57] 240(1.2%) 0(0.0%) loop /home/ztatlock/herbie/src/common.rkt:86:2 composed [62] 100.0% ---------------------------------------------------------------------- update-leader! [48] 100.0% [58] 202(1.0%) 0(0.0%) for-loop ...tlock/herbie/src/core/egraph.rkt:222:6 for-loop [64] 100.0% ---------------------------------------------------------------------- mk-enode! [49] 100.0% [59] 200(1.0%) 200(1.0%) hash-has-key? ...et/private/more-scheme.rkt:368:13 ---------------------------------------------------------------------- mk-enode! [49] 100.0% [60] 200(1.0%) 0(0.0%) new-enode ...atlock/herbie/src/core/enode.rkt:68:0 set [82] 100.0% ---------------------------------------------------------------------- f6 [61] 15.7% approximate9 [56] 15.7% hash-ref! [80] 68.7% [61] 638(3.2%) 0(0.0%) f6 ...et/collects/racket/match/compiler.rkt:499:40 map [65] 68.7% f6 [61] 15.7% loop [68] 15.7% ---------------------------------------------------------------------- loop [57] 100.0% [62] 240(1.2%) 0(0.0%) composed ...ollects/racket/private/list.rkt:321:16 errors [66] 100.0% ---------------------------------------------------------------------- approximate9 [56] 100.0% [63] 218(1.1%) 0(0.0%) taylor-exp ...ock/herbie/src/core/taylor.rkt:386:0 simplify [90] 100.0% ---------------------------------------------------------------------- for-loop [58] 100.0% [64] 202(1.0%) 0(0.0%) for-loop ...tlock/herbie/src/core/egraph.rkt:223:8 hash-update! [67] 100.0% ---------------------------------------------------------------------- f6 [61] 6.1% make-exacts* [53] 26.8% loop [54] 67.0% [65] 7166(36.0%) 0(0.0%) map ...acket/collects/racket/private/map.rkt:21:13 loop [69] 93.4% ??? [75] 3.3% ??? [72] 3.3% ---------------------------------------------------------------------- best-and-tied-at-points [52] 45.5% composed [62] 54.5% [66] 440(2.2%) 0(0.0%) errors /home/ztatlock/herbie/src/points.rkt:144:0 eval-prog [70] 100.0% ---------------------------------------------------------------------- for-loop [64] 100.0% [67] 202(1.0%) 0(0.0%) hash-update! ...ket/private/more-scheme.rkt:362:13 ??? [71] 100.0% ---------------------------------------------------------------------- f6 [61] 100.0% [68] 200(1.0%) 0(0.0%) loop .../ztatlock/herbie/src/core/taylor.rkt:262:2 hash-ref! [80] 100.0% ---------------------------------------------------------------------- make-exacts* [53] 0.1% map-enodes [16] 0.5% loop! [73] 0.6% ??? [91] 1.9% parse-loop12 [4] 2.0% extract-alt [12] 2.4% map [65] 3.4% loop [69] 89.0% [69] 12490(62.8%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:26:19 loop [69] 89.0% ??? [72] 3.4% simplify [3] 2.4% ??? [75] 2.0% hash-ref! [80] 1.9% loop! [73] 0.6% for-loop [74] 0.5% ??? [92] 0.1% ->flonum [76] 0.0% ---------------------------------------------------------------------- loop [44] 34.9% errors [66] 65.1% [70] 676(3.4%) 440(2.2%) eval-prog ...tatlock/herbie/src/programs.rkt:162:0 hash-ref! [80] 34.9% ---------------------------------------------------------------------- hash-update! [67] 100.0% [71] 202(1.0%) 0(0.0%) ??? .../ztatlock/herbie/src/core/egraph.rkt:225:24 for-loop [77] 100.0% ---------------------------------------------------------------------- map [65] 2.2% loop [69] 97.8% [72] 10602(53.3%) 436(2.2%) ??? /home/ztatlock/herbie/src/programs.rkt:168:4 ??? [78] 76.1% real->bigfloat [79] 19.8% ---------------------------------------------------------------------- loop [69] 50.0% apply-match [29] 50.0% [73] 624(3.1%) 0(0.0%) loop! .../ztatlock/herbie/src/core/enode.rkt:163:2 loop [69] 50.0% custom-set-union [84] 17.8% update-en-expr [81] 16.2% set [82] 16.0% ---------------------------------------------------------------------- loop [69] 45.5% map-enodes [16] 54.5% [74] 444(2.2%) 0(0.0%) for-loop ...ock/herbie/src/core/simplify.rkt:161:2 eval-const-expr [83] 54.5% setfindf [85] 45.5% ---------------------------------------------------------------------- map [65] 27.2% loop [69] 72.8% [75] 438(2.2%) 0(0.0%) ??? ...ket/collects/racket/private/list.rkt:323:18 hash-ref! [80] 100.0% ---------------------------------------------------------------------- loop [69] 100.0% [76] 220(1.1%) 220(1.1%) ->flonum ...ock/herbie/src/syntax/syntax.rkt:224:0 ---------------------------------------------------------------------- ??? [71] 100.0% [77] 202(1.0%) 0(0.0%) for-loop ...lock/herbie/src/core/egraph.rkt:226:26 update-en-expr [81] 100.0% ---------------------------------------------------------------------- ??? [72] 100.0% [78] 8070(40.6%) 272(1.4%) ??? ...acket/collects/racket/private/kw.rkt:400:14 ??? [92] 42.6% ...higher-order.rkt:373:33 [86] 30.4% bf* [87] 12.7% bf< [88] 5.7% ...higher-order.rkt:369:33 [89] 5.2% ---------------------------------------------------------------------- ??? [72] 100.0% [79] 2096(10.5%) 1558(7.8%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0 ??? [100] 25.7% ---------------------------------------------------------------------- eval-prog [70] 6.8% loop [69] 20.3% localize-error [17] 20.5% loop [68] 22.9% ??? [75] 29.6% [80] 874(4.4%) 474(2.4%) hash-ref! ...racket/private/more-scheme.rkt:373:13 simplify [90] 22.9% parse-loop12 [4] 20.5% f6 [61] 20.5% ??? [91] 20.3% ---------------------------------------------------------------------- for-loop [77] 50.0% loop! [73] 50.0% [81] 404(2.0%) 404(2.0%) update-en-expr ...herbie/src/core/egraph.rkt:211:0 ---------------------------------------------------------------------- loop! [73] 50.0% new-enode [60] 50.0% [82] 400(2.0%) 400(2.0%) set ...collects/racket/private/set-types.rkt:982:0 ---------------------------------------------------------------------- for-loop [74] 100.0% [83] 242(1.2%) 0(0.0%) eval-const-expr ...k/herbie/src/programs.rkt:180:0 ??? [92] 100.0% ---------------------------------------------------------------------- loop! [73] 100.0% [84] 222(1.1%) 222(1.1%) custom-set-union ...et/private/set-types.rkt:168:0 ---------------------------------------------------------------------- for-loop [74] 100.0% [85] 202(1.0%) 202(1.0%) setfindf ...e/ztatlock/herbie/src/common.rkt:173:0 ---------------------------------------------------------------------- ??? [78] 100.0% [86] 2452(12.3%) 238(1.2%) ...higher-order.rkt:373:33 (unknown source) ??? [93] 56.3% ??? [96] 34.0% ---------------------------------------------------------------------- ??? [78] 100.0% [87] 1024(5.2%) 270(1.4%) bf* ...ath/private/bigfloat/bigfloat-mpfr.rkt:95:0 ??? [92] 73.6% ---------------------------------------------------------------------- ??? [78] 100.0% [88] 462(2.3%) 462(2.3%) bf< ...th/private/bigfloat/bigfloat-mpfr.rkt:127:4 ---------------------------------------------------------------------- ??? [78] 100.0% [89] 422(2.1%) 0(0.0%) ...higher-order.rkt:369:33 (unknown source) ??? [96] 52.6% ??? [93] 47.4% ---------------------------------------------------------------------- hash-ref! [80] 47.8% taylor-exp [63] 52.2% [90] 418(2.1%) 0(0.0%) simplify ...atlock/herbie/src/core/reduce.rkt:18:0 simplify* [94] 100.0% ---------------------------------------------------------------------- hash-ref! [80] 100.0% [91] 236(1.2%) 0(0.0%) ??? /home/ztatlock/herbie/src/programs.rkt:197:5 loop [69] 100.0% ---------------------------------------------------------------------- loop [69] 4.3% eval-const-expr [83] 5.2% bf* [87] 16.3% ??? [78] 74.2% [92] 4634(23.3%) 200(1.0%) ??? ...-racket/utils/simple-result-arrow.rkt:26:12 bfadd [95] 60.4% bfexp [97] 25.3% ??? [99] 10.0% ---------------------------------------------------------------------- ...higher-order.rkt:369:33 [89] 12.7% ...higher-order.rkt:373:33 [86] 87.3% [93] 1580(7.9%) 0(0.0%) ??? ...cts/racket/contract/private/list.rkt:187:10 ??? [96] 100.0% ---------------------------------------------------------------------- simplify [90] 100.0% [94] 418(2.1%) 200(1.0%) simplify* ...tlock/herbie/src/core/reduce.rkt:23:0 constant? [98] 52.2% ---------------------------------------------------------------------- ??? [92] 100.0% [95] 2798(14.1%) 2366(11.9%) bfadd ...-lib/math/private/bigfloat/mpfr.rkt:819:4 ??? [100] 15.4% ---------------------------------------------------------------------- ...higher-order.rkt:369:33 [89] 8.4% ...higher-order.rkt:373:33 [86] 31.6% ??? [93] 59.9% [96] 2636(13.3%) 0(0.0%) ??? ...ects/racket/contract/private/guts.rkt:638:8 ??? [99] 100.0% ---------------------------------------------------------------------- ??? [92] 100.0% [97] 1174(5.9%) 916(4.6%) bfexp ...-lib/math/private/bigfloat/mpfr.rkt:616:4 ??? [100] 22.0% ---------------------------------------------------------------------- simplify* [94] 100.0% [98] 218(1.1%) 218(1.1%) constant? ...ck/herbie/src/syntax/syntax.rkt:221:0 ---------------------------------------------------------------------- ??? [92] 14.9% ??? [96] 85.1% [99] 3098(15.6%) 932(4.7%) ??? ...tract/private/arrow-higher-order.rkt:373:33 ??? [101] 43.0% ??? [102] 26.9% ---------------------------------------------------------------------- bfexp [97] 21.0% bfadd [95] 35.2% real->bigfloat [79] 43.8% [100] 1228(6.2%) 1228(6.2%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4 ---------------------------------------------------------------------- ??? [99] 100.0% [101] 1332(6.7%) 910(4.6%) ??? ...llects/racket/contract/combinator.rkt:178:4 any-wrap/traverse [103] 31.7% ---------------------------------------------------------------------- ??? [99] 100.0% [102] 834(4.2%) 834(4.2%) ??? ...ects/racket/contract/private/prop.rkt:489:4 ---------------------------------------------------------------------- ??? [101] 100.0% [103] 422(2.1%) 422(2.1%) any-wrap/traverse ...cket/utils/any-wrap.rkt:106:2 ----------------------------------------------------------------------