Profiling results
-----------------
  Total cpu time observed: 1190ms (out of 1424ms)
  Number of samples taken: 6 (once every 198ms)

===================================================================
                               Caller
 Idx   Total       Self      Name+src                        Local%
       ms(pct)     ms(pct)     Callee
===================================================================
 [1] 1190(100.0%)   0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                               profile-thunk16 [2]           100.0%
-------------------------------------------------------------------
                               ??? [1]                       100.0%
 [2] 1190(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] 1190(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%
-------------------------------------------------------------------
                               for-loop [9]                    8.1%
                               run [3]                        91.9%
 [4] 1190(100.0%)   0(0.0%)  .../more-scheme.rkt:261:28 (unknown source)
                               prepare-points-intervals [5]   67.1%
                               errors [6]                     24.9%
                               ulp-difference [7]              8.1%
-------------------------------------------------------------------
                               .../more-scheme.rkt:261:28 [4]100.0%
 [5]  798(67.1%)    0(0.0%)  prepare-points-intervals ...2/src/points.rkt:120:0
                               loop [8]                      100.0%
-------------------------------------------------------------------
                               .../more-scheme.rkt:261:28 [4]100.0%
 [6]  392(32.9%)    0(0.0%)  errors ...egraph-rebuilding-2/src/points.rkt:190:0
                               for-loop [9]                  100.0%
-------------------------------------------------------------------
                               .../more-scheme.rkt:261:28 [4]100.0%
 [7]  192(16.1%)  192(16.1%) ulp-difference ...-rebuilding-2/src/float.rkt:19:0
-------------------------------------------------------------------
                               prepare-points-intervals [5]  100.0%
 [8]  798(67.1%)    0(0.0%)  loop ...-regraph-rebuilding-2/src/points.rkt:132:4
                               loop [10]                     100.0%
-------------------------------------------------------------------
                               errors [6]                    100.0%
 [9]  392(32.9%)  200(16.8%) for-loop ...raph-rebuilding-2/src/points.rkt:192:2
                               .../more-scheme.rkt:261:28 [4] 49.0%
-------------------------------------------------------------------
                               loop [8]                      100.0%
[10]  798(67.1%)  200(16.8%) loop ...y-regraph-rebuilding-2/src/points.rkt:79:2
                               ??? [11]                       25.3%
                               ??? [12]                       25.1%
                               real->precision [13]           24.6%
-------------------------------------------------------------------
                               loop [10]                     100.0%
[11]  202(17.0%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:379:33
                               ival-sub [14]                 100.0%
-------------------------------------------------------------------
                               loop [10]                     100.0%
[12]  200(16.8%)  200(16.8%) ??? /opt/racket-7.5/collects/ffi/unsafe.rkt:938:4
-------------------------------------------------------------------
                               loop [10]                     100.0%
[13]  196(16.5%)    0(0.0%)  real->precision ...ilding-2/src/programs.rkt:94:11
                               ??? [15]                      100.0%
-------------------------------------------------------------------
                               ??? [11]                      100.0%
[14]  202(17.0%)    0(0.0%)  ival-sub ...rebuilding-2/src/biginterval.rkt:108:0
                               bfsub [16]                    100.0%
-------------------------------------------------------------------
                               real->precision [13]          100.0%
[15]  196(16.5%)  196(16.5%) ??? ...tract/private/arrow-higher-order.rkt:375:33
-------------------------------------------------------------------
                               ival-sub [14]                 100.0%
[16]  202(17.0%)  202(17.0%) bfsub ...-lib/math/private/bigfloat/mpfr.rkt:835:4
-------------------------------------------------------------------