Profiling results
-----------------
  Total cpu time observed: 1394ms (out of 1548ms)
  Number of samples taken: 4 (once every 348ms)

========================================================
                               Caller
 Idx   Total       Self      Name+src             Local%
       ms(pct)     ms(pct)     Callee
========================================================
                               run [6]             50.0%
 [1] 1394(100.0%)   0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                               profile-thunk16 [4] 50.0%
                               run-improve47 [3]   50.0%
--------------------------------------------------------
                               hash-ref! [11]     100.0%
 [2]  344(24.7%)    0(0.0%)  ??? ...es/herbie/interface2/src/programs.rkt:161:5
                               loop [5]           100.0%
--------------------------------------------------------
                               ??? [1]            100.0%
 [3] 1394(100.0%)   0(0.0%)  run-improve47 ...interface2/src/mainloop.rkt:345:0
                               prepare-points [7] 100.0%
--------------------------------------------------------
                               ??? [1]            100.0%
 [4] 1394(100.0%)   0(0.0%)  profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0
                               run [6]            100.0%
--------------------------------------------------------
                               ??? [2]            100.0%
 [5]  344(24.7%)    0(0.0%)  loop ...-7.2/collects/racket/private/map.rkt:40:19
                               hash-ref! [11]     100.0%
--------------------------------------------------------
                               profile-thunk16 [4]100.0%
 [6] 1394(100.0%)   0(0.0%)  run ...et-7.2/share/pkgs/profile-lib/main.rkt:39:2
                               ??? [1]            100.0%
--------------------------------------------------------
                               run-improve47 [3]  100.0%
 [7] 1394(100.0%)   0(0.0%)  prepare-points .../interface2/src/points.rkt:146:0
                               loop [8]            75.3%
                               eval-prog [9]       24.7%
--------------------------------------------------------
                               prepare-points [7] 100.0%
 [8] 1050(75.3%)    0(0.0%)  loop ...ies/herbie/interface2/src/points.rkt:122:4
                               loop [10]          100.0%
--------------------------------------------------------
                               prepare-points [7] 100.0%
 [9]  344(24.7%)    0(0.0%)  eval-prog ...rbie/interface2/src/programs.rkt:83:0
                               hash-ref! [11]     100.0%
--------------------------------------------------------
                               loop [8]           100.0%
[10] 1050(75.3%)    0(0.0%)  loop ...lies/herbie/interface2/src/points.rkt:81:2
                               ??? [12]           100.0%
--------------------------------------------------------
                               eval-prog [9]       25.0%
                               loop [5]            75.0%
[11]  344(24.7%)    0(0.0%)  hash-ref! .../racket/private/more-scheme.rkt:376:2
                               ??? [2]             75.0%
                               bigfloat-hash [13]  25.0%
--------------------------------------------------------
                               loop [10]          100.0%
[12] 1050(75.3%)    0(0.0%)  ??? ...es/herbie/interface2/src/programs.rkt:115:2
                               ??? [14]           100.0%
--------------------------------------------------------
                               hash-ref! [11]     100.0%
[13]  344(24.7%)    0(0.0%)  bigfloat-hash ...h/private/bigfloat/mpfr.rkt:167:0
                               bfcanonicalize [15]100.0%
--------------------------------------------------------
                               ??? [12]           100.0%
[14] 1050(75.3%)    0(0.0%)  ??? ...t-7.2/collects/racket/private/kw.rkt:594:14
                               ??? [16]            66.7%
                               ??? [17]            33.3%
--------------------------------------------------------
                               bigfloat-hash [13] 100.0%
[15]  344(24.7%)  344(24.7%) bfcanonicalize .../private/bigfloat/mpfr.rkt:157:0
--------------------------------------------------------
                               ??? [14]           100.0%
[16]  700(50.2%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:364:33
                               ival-div [18]      100.0%
--------------------------------------------------------
                               ??? [14]           100.0%
[17]  350(25.1%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:360:33
                               ival-mult [19]     100.0%
--------------------------------------------------------
                               ??? [16]           100.0%
[18]  700(50.2%)  348(25.0%) ival-div ...e/interface2/src/biginterval.rkt:147:0
                               bfmul [20]          50.3%
--------------------------------------------------------
                               ??? [17]           100.0%
[19]  350(25.1%)    0(0.0%)  ival-mult .../interface2/src/biginterval.rkt:111:0
                               bfmul [20]         100.0%
--------------------------------------------------------
                               ival-mult [19]      49.9%
                               ival-div [18]       50.1%
[20]  702(50.4%)    0(0.0%)  bfmul ...-lib/math/private/bigfloat/mpfr.rkt:821:4
                               ??? [21]            50.1%
                               new-mpfr [22]       49.9%
--------------------------------------------------------
                               bfmul [20]         100.0%
[21]  352(25.3%)  352(25.3%) ??? /opt/racket-7.2/collects/ffi/unsafe.rkt:905:4
--------------------------------------------------------
                               bfmul [20]         100.0%
[22]  350(25.1%)  350(25.1%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0
--------------------------------------------------------