Profiling results
-----------------
  Total cpu time observed: 3616ms (out of 3912ms)
  Number of samples taken: 10 (once every 362ms)

=========================================================
                                Caller
 Idx   Total        Self      Name+src             Local%
       ms(pct)      ms(pct)     Callee
=========================================================
                                ??? [3]            100.0%
 [1] 3616(100.0%)    0(0.0%)  profile-thunk14 ...t/pkgs/profile-lib/main.rkt:9:0
                                run [2]            100.0%
---------------------------------------------------------
                                profile-thunk14 [1]100.0%
 [2] 3616(100.0%)    0(0.0%)  run ...share/racket/pkgs/profile-lib/main.rkt:31:2
                                ??? [3]            100.0%
---------------------------------------------------------
                                run [2]             50.0%
 [3] 3616(100.0%)    0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                                profile-thunk14 [1] 50.0%
                                loop [4]            50.0%
---------------------------------------------------------
                                ??? [3]            100.0%
 [4] 3616(100.0%)    0(0.0%)  loop /home/ztatlock/herbie/src/points.rkt:122:2
                                loop [5]            57.1%
                                make-exacts* [6]    42.9%
---------------------------------------------------------
                                loop [4]           100.0%
 [5] 2066(57.1%)     0(0.0%)  loop /home/ztatlock/herbie/src/points.rkt:93:2
                                make-exacts* [6]    50.4%
                                loop [7]            49.6%
---------------------------------------------------------
                                loop [5]            40.2%
                                loop [4]            59.8%
 [6] 2592(71.7%)     0(0.0%)  make-exacts* ...tatlock/herbie/src/points.rkt:80:0
                                map [8]             70.8%
                                loop [9]            29.2%
---------------------------------------------------------
                                loop [5]           100.0%
 [7] 1024(28.3%)     0(0.0%)  loop /home/ztatlock/herbie/src/points.rkt:83:4
                                map [8]            100.0%
---------------------------------------------------------
                                loop [7]            35.8%
                                make-exacts* [6]    64.2%
 [8] 2860(79.1%)     0(0.0%)  map ...acket/collects/racket/private/map.rkt:21:13
                                loop [9]           100.0%
---------------------------------------------------------
                                make-exacts* [6]     0.2%
                                map [8]              0.9%
                                loop [9]            98.9%
 [9] 3616(100.0%)    0(0.0%)  loop ...cket/collects/racket/private/map.rkt:26:19
                                loop [9]            98.9%
                                ??? [10]             1.1%
---------------------------------------------------------
                                loop [9]           100.0%
[10] 3616(100.0%)    0(0.0%)  ??? /home/ztatlock/herbie/src/programs.rkt:168:4
                                ??? [11]            64.5%
                                real->bigfloat [12] 35.5%
---------------------------------------------------------
                                ??? [10]           100.0%
[11] 2332(64.5%)     0(0.0%)  ??? ...acket/collects/racket/private/kw.rkt:400:14
                                ??? [13]           100.0%
---------------------------------------------------------
                                ??? [10]           100.0%
[12] 1284(35.5%)  1284(35.5%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0
---------------------------------------------------------
                                ??? [11]           100.0%
[13] 2332(64.5%)     0(0.0%)  ??? ...-racket/utils/simple-result-arrow.rkt:26:12
                                bfsub [14]          77.9%
                                ??? [15]            22.1%
---------------------------------------------------------
                                ??? [13]           100.0%
[14] 1816(50.2%)   292(8.1%)  bfsub ...-lib/math/private/bigfloat/mpfr.rkt:819:4
                                ??? [16]            83.9%
---------------------------------------------------------
                                ??? [13]           100.0%
[15]  516(14.3%)     0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:373:33
                                ??? [17]           100.0%
---------------------------------------------------------
                                bfsub [14]         100.0%
[16] 1524(42.1%)  1524(42.1%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4
---------------------------------------------------------
                                ??? [15]           100.0%
[17]  516(14.3%)   516(14.3%) ??? ...llects/racket/contract/combinator.rkt:178:4
---------------------------------------------------------