Profiling results
-----------------
  Total cpu time observed: 1178ms (out of 1480ms)
  Number of samples taken: 4 (once every 294ms)

========================================================
                               Caller
 Idx   Total       Self      Name+src             Local%
       ms(pct)     ms(pct)     Callee
========================================================
                               ??? [3]            100.0%
 [1] 1178(100.0%)   0(0.0%)  profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0
                               run [2]            100.0%
--------------------------------------------------------
                               profile-thunk16 [1]100.0%
 [2] 1178(100.0%)   0(0.0%)  run ...et-7.0/share/pkgs/profile-lib/main.rkt:39:2
                               ??? [3]            100.0%
--------------------------------------------------------
                               run [2]             50.0%
 [3] 1178(100.0%)   0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                               profile-thunk16 [1] 50.0%
                               run-improve47 [4]   50.0%
--------------------------------------------------------
                               ??? [3]            100.0%
 [4] 1178(100.0%)   0(0.0%)  run-improve47 ...bie/master/src/mainloop.rkt:342:0
                               prepare-points [5] 100.0%
--------------------------------------------------------
                               run-improve47 [4]  100.0%
 [5] 1178(100.0%)   0(0.0%)  prepare-points ...rbie/master/src/points.rkt:146:0
                               loop [6]           100.0%
--------------------------------------------------------
                               prepare-points [5] 100.0%
 [6] 1178(100.0%)   0(0.0%)  loop ...ghtlies/herbie/master/src/points.rkt:122:4
                               loop [7]           100.0%
--------------------------------------------------------
                               loop [6]           100.0%
 [7] 1178(100.0%)   0(0.0%)  loop ...ightlies/herbie/master/src/points.rkt:81:2
                               ??? [8]            100.0%
--------------------------------------------------------
                               loop [7]           100.0%
 [8] 1178(100.0%)   0(0.0%)  ??? ...htlies/herbie/master/src/programs.rkt:108:2
                               ??? [9]            100.0%
--------------------------------------------------------
                               ??? [8]            100.0%
 [9] 1178(100.0%)   0(0.0%)  ??? ...t-7.0/collects/racket/private/kw.rkt:592:14
                               ??? [10]            51.3%
                               ??? [11]            48.7%
--------------------------------------------------------
                               ??? [9]            100.0%
[10]  604(51.3%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:361:33
                               ival-sqrt [12]     100.0%
--------------------------------------------------------
                               ??? [9]            100.0%
[11]  574(48.7%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:357:33
                               ival-mult [13]      52.6%
                               ival-pow [14]       47.4%
--------------------------------------------------------
                               ??? [10]           100.0%
[12]  604(51.3%)  312(26.5%) ival-sqrt ...rbie/master/src/biginterval.rkt:198:0
                               bfsqrt [16]         48.3%
--------------------------------------------------------
                               ??? [11]           100.0%
[13]  302(25.6%)    0(0.0%)  ival-mult ...rbie/master/src/biginterval.rkt:112:0
                               bfmin* [15]        100.0%
--------------------------------------------------------
                               ??? [11]           100.0%
[14]  272(23.1%)  272(23.1%) ival-pow ...erbie/master/src/biginterval.rkt:216:0
--------------------------------------------------------
                               ival-mult [13]     100.0%
[15]  302(25.6%)    0(0.0%)  bfmin* .../herbie/master/src/biginterval.rkt:106:0
                               bfmin2 [17]        100.0%
--------------------------------------------------------
                               ival-sqrt [12]     100.0%
[16]  292(24.8%)    0(0.0%)  bfsqrt ...lib/math/private/bigfloat/mpfr.rkt:618:4
                               ??? [18]           100.0%
--------------------------------------------------------
                               bfmin* [15]        100.0%
[17]  302(25.6%)    0(0.0%)  bfmin2 ...lib/math/private/bigfloat/mpfr.rkt:821:4
                               new-mpfr [19]      100.0%
--------------------------------------------------------
                               bfsqrt [16]        100.0%
[18]  292(24.8%)  292(24.8%) ??? /opt/racket-7.0/collects/ffi/unsafe.rkt:898:4
--------------------------------------------------------
                               bfmin2 [17]        100.0%
[19]  302(25.6%)  302(25.6%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0
--------------------------------------------------------