Profiling results
-----------------
  Total cpu time observed: 1600ms (out of 1688ms)
  Number of samples taken: 4 (once every 400ms)

========================================================
                               Caller
 Idx   Total       Self      Name+src             Local%
       ms(pct)     ms(pct)     Callee
========================================================
                               run [4]             32.1%
 [1] 1600(100.0%)   0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                               profile-thunk16 [2] 67.9%
                               run-improve43 [3]   32.1%
--------------------------------------------------------
                               ??? [1]            100.0%
 [2] 1600(100.0%)   0(0.0%)  profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0
                               run [4]            100.0%
--------------------------------------------------------
                               ??? [1]            100.0%
 [3] 1028(64.2%)    0(0.0%)  run-improve43 ...us-cleanup/src/mainloop.rkt:339:0
                               setup-prog!34 [5]  100.0%
--------------------------------------------------------
                               profile-thunk16 [2]100.0%
 [4] 1600(100.0%) 572(35.8%) run ...et-7.0/share/pkgs/profile-lib/main.rkt:39:2
                               ??? [1]             64.2%
--------------------------------------------------------
                               run-improve43 [3]  100.0%
 [5] 1028(64.2%)    0(0.0%)  setup-prog!34 ...ous-cleanup/src/mainloop.rkt:67:0
                               prepare-points [6] 100.0%
--------------------------------------------------------
                               setup-prog!34 [5]  100.0%
 [6] 1028(64.2%)    0(0.0%)  prepare-points ...ous-cleanup/src/points.rkt:166:0
                               loop [7]           100.0%
--------------------------------------------------------
                               prepare-points [6] 100.0%
 [7] 1028(64.2%)    0(0.0%)  loop ...erbie/various-cleanup/src/points.rkt:143:4
                               loop [8]           100.0%
--------------------------------------------------------
                               loop [7]           100.0%
 [8] 1028(64.2%)    0(0.0%)  loop ...erbie/various-cleanup/src/points.rkt:102:2
                               ??? [9]            100.0%
--------------------------------------------------------
                               loop [8]           100.0%
 [9] 1028(64.2%)    0(0.0%)  ??? ...erbie/various-cleanup/src/programs.rkt:99:2
                               ??? [10]           100.0%
--------------------------------------------------------
                               ??? [9]            100.0%
[10] 1028(64.2%)    0(0.0%)  ??? ...t-7.0/collects/racket/private/kw.rkt:592:14
                               ??? [11]            67.7%
                               ??? [12]            32.3%
--------------------------------------------------------
                               ??? [10]           100.0%
[11]  696(43.5%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:361:33
                               ival-exp [13]       58.6%
                               ival-div [15]       41.4%
--------------------------------------------------------
                               ??? [10]           100.0%
[12]  332(20.8%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:357:33
                               ival-mult [14]     100.0%
--------------------------------------------------------
                               ??? [11]           100.0%
[13]  408(25.5%)  408(25.5%) ival-exp ...ious-cleanup/src/biginterval.rkt:180:0
--------------------------------------------------------
                               ??? [12]           100.0%
[14]  332(20.8%)    0(0.0%)  ival-mult ...ous-cleanup/src/biginterval.rkt:112:0
                               bfmul [16]         100.0%
--------------------------------------------------------
                               ??? [11]           100.0%
[15]  288(18.0%)    0(0.0%)  ival-div ...ious-cleanup/src/biginterval.rkt:148:0
                               bfmul [16]         100.0%
--------------------------------------------------------
                               ival-div [15]       46.5%
                               ival-mult [14]      53.5%
[16]  620(38.8%)    0(0.0%)  bfmul ...-lib/math/private/bigfloat/mpfr.rkt:821:4
                               new-mpfr [17]       53.5%
                               ??? [18]            46.5%
--------------------------------------------------------
                               bfmul [16]         100.0%
[17]  332(20.8%)  332(20.8%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0
--------------------------------------------------------
                               bfmul [16]         100.0%
[18]  288(18.0%)  288(18.0%) ??? /opt/racket-7.0/collects/ffi/unsafe.rkt:898:4
--------------------------------------------------------