Profiling results
-----------------
  Total cpu time observed: 1542ms (out of 1904ms)
  Number of samples taken: 5 (once every 308ms)

========================================================
                               Caller
 Idx   Total       Self      Name+src             Local%
       ms(pct)     ms(pct)     Callee
========================================================
                               ??? [3]            100.0%
 [1] 1542(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] 1542(100.0%)   0(0.0%)  run ...et-7.2/share/pkgs/profile-lib/main.rkt:39:2
                               ??? [3]            100.0%
--------------------------------------------------------
                               run [2]             50.0%
 [3] 1542(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] 1542(100.0%)   0(0.0%)  run-improve47 ...interface2/src/mainloop.rkt:345:0
                               prepare-points [5] 100.0%
--------------------------------------------------------
                               run-improve47 [4]  100.0%
 [5] 1542(100.0%)   0(0.0%)  prepare-points .../interface2/src/points.rkt:146:0
                               loop [6]           100.0%
--------------------------------------------------------
                               prepare-points [5] 100.0%
 [6] 1542(100.0%)   0(0.0%)  loop ...ies/herbie/interface2/src/points.rkt:122:4
                               loop [7]           100.0%
--------------------------------------------------------
                               loop [6]           100.0%
 [7] 1542(100.0%)   0(0.0%)  loop ...lies/herbie/interface2/src/points.rkt:81:2
                               ??? [8]            100.0%
--------------------------------------------------------
                               loop [7]           100.0%
 [8] 1542(100.0%)   0(0.0%)  ??? ...es/herbie/interface2/src/programs.rkt:115:2
                               ??? [9]            100.0%
--------------------------------------------------------
                               ??? [8]            100.0%
 [9] 1542(100.0%)   0(0.0%)  ??? ...t-7.2/collects/racket/private/kw.rkt:594:14
                               ??? [10]            61.0%
                               ??? [11]            39.0%
--------------------------------------------------------
                               ??? [9]            100.0%
[10]  940(61.0%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:360:33
                               ival-mult [12]     100.0%
--------------------------------------------------------
                               ??? [9]            100.0%
[11]  602(39.0%)  288(18.7%) ??? ...tract/private/arrow-higher-order.rkt:364:33
                               ival-sub [13]       52.2%
--------------------------------------------------------
                               ??? [10]           100.0%
[12]  940(61.0%)    0(0.0%)  ival-mult .../interface2/src/biginterval.rkt:111:0
                               bfmin* [14]         36.2%
                               bfnext [15]         31.9%
                               bfmax* [16]         31.9%
--------------------------------------------------------
                               ??? [11]           100.0%
[13]  314(20.4%)    0(0.0%)  ival-sub ...ie/interface2/src/biginterval.rkt:99:0
                               bfmin2 [17]        100.0%
--------------------------------------------------------
                               ival-mult [12]     100.0%
[14]  340(22.0%)    0(0.0%)  bfmin* ...bie/interface2/src/biginterval.rkt:105:0
                               bfmin2 [17]        100.0%
--------------------------------------------------------
                               ival-mult [12]     100.0%
[15]  300(19.5%)    0(0.0%)  bfnext ...lib/math/private/bigfloat/mpfr.rkt:867:0
                               ??? [18]           100.0%
--------------------------------------------------------
                               ival-mult [12]     100.0%
[16]  300(19.5%)    0(0.0%)  bfmax* ...bie/interface2/src/biginterval.rkt:108:0
                               bfmin2 [17]        100.0%
--------------------------------------------------------
                               bfmax* [16]         31.4%
                               ival-sub [13]       32.9%
                               bfmin* [14]         35.6%
[17]  954(61.9%)  340(22.0%) bfmin2 ...lib/math/private/bigfloat/mpfr.rkt:821:4
                               new-mpfr [19]       64.4%
--------------------------------------------------------
                               bfnext [15]        100.0%
[18]  300(19.5%)  300(19.5%) ??? /opt/racket-7.2/collects/ffi/unsafe.rkt:905:4
--------------------------------------------------------
                               bfmin2 [17]        100.0%
[19]  614(39.8%)  614(39.8%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0
--------------------------------------------------------