Profiling results
-----------------
  Total cpu time observed: 2312ms (out of 2528ms)
  Number of samples taken: 9 (once every 257ms)

=========================================================
                                Caller
 Idx   Total        Self      Name+src             Local%
       ms(pct)      ms(pct)     Callee
=========================================================
                                ??? [3]            100.0%
 [1] 2312(100.0%)    0(0.0%)  profile-thunk16 ...t/pkgs/profile-lib/main.rkt:9:0
                                run [2]            100.0%
---------------------------------------------------------
                                profile-thunk16 [1]100.0%
 [2] 2312(100.0%)    0(0.0%)  run ...share/racket/pkgs/profile-lib/main.rkt:39:2
                                ??? [3]            100.0%
---------------------------------------------------------
                                run [2]             50.0%
 [3] 2312(100.0%)    0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                                profile-thunk16 [1] 50.0%
                                prepare-points [4]  46.1%
                                run-improve50 [5]    3.9%
---------------------------------------------------------
                                ??? [3]            100.0%
 [4] 2132(92.2%)     0(0.0%)  prepare-points ...alt-testing/src/points.rkt:214:0
                                loop [6]            61.4%
                                loop [8]            21.2%
                                make-exacts* [9]    17.4%
---------------------------------------------------------
                                ??? [3]            100.0%
 [5]  180(7.8%)      0(0.0%)  run-improve50 ...lt-testing/src/mainloop.rkt:225:0
                                ??? [7]            100.0%
---------------------------------------------------------
                                prepare-points [4] 100.0%
 [6] 1308(56.6%)     0(0.0%)  loop ...es/herbie/alt-testing/src/points.rkt:158:2
                                loop [8]            51.4%
                                make-exacts* [9]    48.6%
---------------------------------------------------------
                                run-improve50 [5]  100.0%
 [7]  180(7.8%)      0(0.0%)  ??? ...contract/private/arrow-val-first.rkt:357:18
                                atab-add-altns [10]100.0%
---------------------------------------------------------
                                prepare-points [4]  40.2%
                                loop [6]            59.8%
 [8] 1124(48.6%)     0(0.0%)  loop ...es/herbie/alt-testing/src/points.rkt:141:4
                                loop [11]          100.0%
---------------------------------------------------------
                                prepare-points [4]  36.9%
                                loop [6]            63.1%
 [9] 1008(43.6%)     0(0.0%)  make-exacts* ...e/alt-testing/src/points.rkt:138:0
                                loop [11]          100.0%
---------------------------------------------------------
                                ??? [7]            100.0%
[10]  180(7.8%)      0(0.0%)  atab-add-altns ...ting/src/core/alt-table.rkt:51:0
                                atab-add-altn [12] 100.0%
---------------------------------------------------------
                                make-exacts* [9]     0.1%
                                loop [8]            10.5%
                                loop [11]           89.4%
[11] 2132(92.2%)     0(0.0%)  loop ...cket/collects/racket/private/map.rkt:25:19
                                loop [11]           89.4%
                                ??? [13]            10.5%
                                ??? [14]             0.1%
---------------------------------------------------------
                                atab-add-altns [10]100.0%
[12]  180(7.8%)    180(7.8%)  atab-add-altn ...ting/src/core/alt-table.rkt:243:0
---------------------------------------------------------
                                loop [11]          100.0%
[13] 1672(72.3%)     0(0.0%)  ??? ...s/herbie/alt-testing/src/programs.rkt:156:4
                                ??? [15]            66.4%
                                ??? [16]            33.6%
---------------------------------------------------------
                                loop [11]          100.0%
[14]  460(19.9%)     0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:342:33
                                ->flonum [17]      100.0%
---------------------------------------------------------
                                ??? [13]           100.0%
[15] 1110(48.0%)     0(0.0%)  ??? ...acket/collects/racket/private/kw.rkt:444:14
                                ??? [18]           100.0%
---------------------------------------------------------
                                ??? [13]           100.0%
[16]  562(24.3%)     0(0.0%)  ??? ...contract/private/../../private/kw.rkt:761:9
                                real->bigfloat [19]100.0%
---------------------------------------------------------
                                ??? [14]           100.0%
[17]  460(19.9%)     0(0.0%)  ->flonum ...s/racket/private/norm-define.rkt:53:83
                                ??? [20]           100.0%
---------------------------------------------------------
                                ??? [15]           100.0%
[18] 1110(48.0%)     0(0.0%)  ??? ...-racket/utils/simple-result-arrow.rkt:39:12
                                bfsub [21]         100.0%
---------------------------------------------------------
                                ??? [16]           100.0%
[19]  562(24.3%)   336(14.5%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0
                                ??? [22]            40.2%
---------------------------------------------------------
                                ->flonum [17]      100.0%
[20]  460(19.9%)     0(0.0%)  ??? ...-racket/utils/simple-result-arrow.rkt:60:15
                                ??? [22]           100.0%
---------------------------------------------------------
                                ??? [18]           100.0%
[21] 1110(48.0%)  1110(48.0%) bfsub ...-lib/math/private/bigfloat/mpfr.rkt:819:4
---------------------------------------------------------
                                real->bigfloat [19] 32.9%
                                ??? [20]            67.1%
[22]  686(29.7%)   686(29.7%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4
---------------------------------------------------------