Profiling results
-----------------
  Total cpu time observed: 1782ms (out of 2032ms)
  Number of samples taken: 6 (once every 297ms)

========================================================
                               Caller
 Idx   Total       Self      Name+src             Local%
       ms(pct)     ms(pct)     Callee
========================================================
                               ??? [3]            100.0%
 [1] 1782(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] 1782(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] 1782(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] 1782(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] 1782(100.0%)   0(0.0%)  prepare-points ...rbie/master/src/points.rkt:146:0
                               loop [6]           100.0%
--------------------------------------------------------
                               prepare-points [5] 100.0%
 [6] 1782(100.0%)   0(0.0%)  loop ...ghtlies/herbie/master/src/points.rkt:122:4
                               loop [7]           100.0%
--------------------------------------------------------
                               loop [6]           100.0%
 [7] 1782(100.0%) 300(16.8%) loop ...ightlies/herbie/master/src/points.rkt:81:2
                               ??? [8]             83.2%
--------------------------------------------------------
                               loop [7]           100.0%
 [8] 1482(83.2%)    0(0.0%)  ??? ...htlies/herbie/master/src/programs.rkt:108:2
                               ??? [9]            100.0%
--------------------------------------------------------
                               ??? [8]            100.0%
 [9] 1482(83.2%)  288(16.2%) ??? ...t-7.0/collects/racket/private/kw.rkt:592:14
                               ??? [10]            40.5%
                               ??? [11]            40.1%
--------------------------------------------------------
                               ??? [9]            100.0%
[10]  600(33.7%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:361:33
                               ival-div [12]      100.0%
--------------------------------------------------------
                               ??? [9]            100.0%
[11]  594(33.3%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:357:33
                               ival-mult [13]      50.8%
                               ival-pow [14]       49.2%
--------------------------------------------------------
                               ??? [10]           100.0%
[12]  600(33.7%)  300(16.8%) ival-div ...erbie/master/src/biginterval.rkt:148:0
                               bfdiv [15]          50.0%
--------------------------------------------------------
                               ??? [11]           100.0%
[13]  302(16.9%)    0(0.0%)  ival-mult ...rbie/master/src/biginterval.rkt:112:0
                               bfdiv [15]         100.0%
--------------------------------------------------------
                               ??? [11]           100.0%
[14]  292(16.4%)  292(16.4%) ival-pow ...erbie/master/src/biginterval.rkt:216:0
--------------------------------------------------------
                               ival-div [12]       49.8%
                               ival-mult [13]      50.2%
[15]  602(33.8%)    0(0.0%)  bfdiv ...-lib/math/private/bigfloat/mpfr.rkt:821:4
                               ??? [16]           100.0%
--------------------------------------------------------
                               bfdiv [15]         100.0%
[16]  602(33.8%)  602(33.8%) ??? /opt/racket-7.0/collects/ffi/unsafe.rkt:898:4
--------------------------------------------------------