Profiling results
-----------------
  Total cpu time observed: 1246ms (out of 1524ms)
  Number of samples taken: 7 (once every 178ms)

===================================================================
                               Caller
 Idx   Total       Self      Name+src                        Local%
       ms(pct)     ms(pct)     Callee
===================================================================
 [1] 1246(100.0%)   0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                               profile-thunk16 [2]           100.0%
-------------------------------------------------------------------
                               ??? [1]                       100.0%
 [2] 1246(100.0%)   0(0.0%)  profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0
                               run [3]                       100.0%
-------------------------------------------------------------------
                               profile-thunk16 [2]           100.0%
 [3] 1246(100.0%)   0(0.0%)  run ...et-7.5/share/pkgs/profile-lib/main.rkt:39:2
                               .../more-scheme.rkt:261:28 [4]100.0%
-------------------------------------------------------------------
                               run [3]                       100.0%
 [4] 1246(100.0%)   0(0.0%)  .../more-scheme.rkt:261:28 (unknown source)
                               prepare-points-intervals [5]   87.2%
                               oracle-error [6]               12.8%
-------------------------------------------------------------------
                               .../more-scheme.rkt:261:28 [4]100.0%
 [5] 1086(87.2%)    0(0.0%)  prepare-points-intervals ...s/src/points.rkt:128:0
                               loop [7]                      100.0%
-------------------------------------------------------------------
                               .../more-scheme.rkt:261:28 [4]100.0%
 [6]  160(12.8%)    0(0.0%)  oracle-error ...ion-both-ends/src/points.rkt:185:0
                               for-loop [8]                  100.0%
-------------------------------------------------------------------
                               prepare-points-intervals [5]  100.0%
 [7] 1086(87.2%)    0(0.0%)  loop ...w-detection-both-ends/src/points.rkt:140:4
                               loop [9]                       85.3%
                               ??? [10]                       14.7%
-------------------------------------------------------------------
                               oracle-error [6]              100.0%
 [8]  160(12.8%)  160(12.8%) for-loop ...tection-both-ends/src/points.rkt:186:2
-------------------------------------------------------------------
                               loop [7]                      100.0%
 [9]  926(74.3%)  184(14.8%) loop ...ow-detection-both-ends/src/points.rkt:81:2
                               ??? [11]                       60.3%
                               ??? [12]                       19.9%
-------------------------------------------------------------------
                               loop [7]                      100.0%
[10]  160(12.8%)  160(12.8%) ??? ...ow-detection-both-ends/src/points.rkt:121:6
-------------------------------------------------------------------
                               loop [9]                      100.0%
[11]  558(44.8%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:375:33
                               ival-mult [13]                 64.9%
                               ival-div [14]                  35.1%
-------------------------------------------------------------------
                               loop [9]                      100.0%
[12]  184(14.8%)  184(14.8%) ??? ...contract/private/arrow-val-first.rkt:486:18
-------------------------------------------------------------------
                               ??? [11]                      100.0%
[13]  362(29.1%)  172(13.8%) ival-mult ...n-both-ends/src/biginterval.rkt:210:0
                               epmul [16]                     52.5%
-------------------------------------------------------------------
                               ??? [11]                      100.0%
[14]  196(15.7%)    0(0.0%)  ival-div ...on-both-ends/src/biginterval.rkt:248:0
                               epdiv [15]                    100.0%
-------------------------------------------------------------------
                               ival-div [14]                 100.0%
[15]  196(15.7%)    0(0.0%)  epdiv ...ction-both-ends/src/biginterval.rkt:237:0
                               bfdiv [17]                    100.0%
-------------------------------------------------------------------
                               ival-mult [13]                100.0%
[16]  190(15.2%)    0(0.0%)  epmul ...ction-both-ends/src/biginterval.rkt:199:0
                               bfdiv [17]                    100.0%
-------------------------------------------------------------------
                               epmul [16]                     49.2%
                               epdiv [15]                     50.8%
[17]  386(31.0%)    0(0.0%)  bfdiv ...-lib/math/private/bigfloat/mpfr.rkt:835:4
                               new-mpfr [18]                  50.8%
                               ??? [19]                       49.2%
-------------------------------------------------------------------
                               bfdiv [17]                    100.0%
[18]  196(15.7%)  196(15.7%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:348:0
-------------------------------------------------------------------
                               bfdiv [17]                    100.0%
[19]  190(15.2%)  190(15.2%) ??? /opt/racket-7.5/collects/ffi/unsafe.rkt:938:4
-------------------------------------------------------------------