Profiling results
-----------------
  Total cpu time observed: 1166ms (out of 1340ms)
  Number of samples taken: 6 (once every 194ms)

===================================================================
                               Caller
 Idx   Total       Self      Name+src                        Local%
       ms(pct)     ms(pct)     Callee
===================================================================
 [1] 1166(100.0%)   0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                               profile-thunk16 [2]           100.0%
-------------------------------------------------------------------
                               ??? [1]                       100.0%
 [2] 1166(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] 1166(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] 1166(100.0%)   0(0.0%)  .../more-scheme.rkt:261:28 (unknown source)
                               prepare-points-intervals [5]   65.7%
                               errors [6]                     34.3%
-------------------------------------------------------------------
                               .../more-scheme.rkt:261:28 [4]100.0%
 [5]  766(65.7%)    0(0.0%)  prepare-points-intervals ...s/src/points.rkt:133:0
                               loop [7]                      100.0%
-------------------------------------------------------------------
                               .../more-scheme.rkt:261:28 [4]100.0%
 [6]  400(34.3%)    0(0.0%)  errors ...detection-both-ends/src/points.rkt:203:0
                               for-loop [8]                  100.0%
-------------------------------------------------------------------
                               prepare-points-intervals [5]  100.0%
 [7]  766(65.7%)    0(0.0%)  loop ...w-detection-both-ends/src/points.rkt:145:4
                               loop [9]                       74.9%
                               ??? [11]                       25.1%
-------------------------------------------------------------------
                               errors [6]                    100.0%
 [8]  400(34.3%)  200(17.2%) for-loop ...tection-both-ends/src/points.rkt:205:2
                               ??? [10]                       50.0%
-------------------------------------------------------------------
                               loop [7]                      100.0%
 [9]  574(49.2%)  574(49.2%) loop ...ow-detection-both-ends/src/points.rkt:81:2
-------------------------------------------------------------------
                               for-loop [8]                  100.0%
[10]  200(17.2%)  200(17.2%) ??? ...7.5/collects/racket/private/for.rkt:1236:14
-------------------------------------------------------------------
                               loop [7]                      100.0%
[11]  192(16.5%)  192(16.5%) ??? ...ow-detection-both-ends/src/points.rkt:126:6
-------------------------------------------------------------------