Profiling results
-----------------
  Total cpu time observed: 1072ms (out of 1168ms)
  Number of samples taken: 5 (once every 214ms)

===================================================================
                               Caller
 Idx   Total       Self      Name+src                        Local%
       ms(pct)     ms(pct)     Callee
===================================================================
 [1] 1072(100.0%)   0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                               profile-thunk16 [2]           100.0%
-------------------------------------------------------------------
                               ??? [1]                       100.0%
 [2] 1072(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] 1072(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] 1072(100.0%)   0(0.0%)  .../more-scheme.rkt:261:28 (unknown source)
                               run-improve47 [5]             100.0%
-------------------------------------------------------------------
                               .../more-scheme.rkt:261:28 [4]100.0%
 [5] 1072(100.0%)   0(0.0%)  run-improve47 ...mpler-alts/src/mainloop.rkt:365:0
                               prepare-points-intervals [6]  100.0%
-------------------------------------------------------------------
                               run-improve47 [5]             100.0%
 [6] 1072(100.0%)   0(0.0%)  prepare-points-intervals ...s/src/points.rkt:122:0
                               loop [7]                      100.0%
-------------------------------------------------------------------
                               prepare-points-intervals [6]  100.0%
 [7] 1072(100.0%)   0(0.0%)  loop ...s/herbie/simpler-alts/src/points.rkt:134:4
                               loop [8]                      100.0%
-------------------------------------------------------------------
                               loop [7]                      100.0%
 [8] 1072(100.0%)   0(0.0%)  loop ...es/herbie/simpler-alts/src/points.rkt:79:2
                               ??? [9]                        63.1%
                               ??? [10]                       36.9%
-------------------------------------------------------------------
                               loop [8]                      100.0%
 [9]  676(63.1%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:379:33
                               ival-sqrt [11]                 69.5%
                               ival-add [12]                  30.5%
-------------------------------------------------------------------
                               loop [8]                      100.0%
[10]  396(36.9%)  396(36.9%) ??? ...contract/private/arrow-val-first.rkt:486:18
-------------------------------------------------------------------
                               ??? [9]                       100.0%
[11]  470(43.8%)  226(21.1%) ival-sqrt ...impler-alts/src/biginterval.rkt:205:0
                               bfsqrt [13]                    51.9%
-------------------------------------------------------------------
                               ??? [9]                       100.0%
[12]  206(19.2%)    0(0.0%)  ival-add ...simpler-alts/src/biginterval.rkt:111:0
                               bfadd [14]                    100.0%
-------------------------------------------------------------------
                               ival-sqrt [11]                100.0%
[13]  244(22.8%)    0(0.0%)  bfsqrt ...lib/math/private/bigfloat/mpfr.rkt:632:4
                               new-mpfr [15]                 100.0%
-------------------------------------------------------------------
                               ival-add [12]                 100.0%
[14]  206(19.2%)    0(0.0%)  bfadd ...-lib/math/private/bigfloat/mpfr.rkt:835:4
                               ??? [16]                      100.0%
-------------------------------------------------------------------
                               bfsqrt [13]                   100.0%
[15]  244(22.8%)  244(22.8%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:348:0
-------------------------------------------------------------------
                               bfadd [14]                    100.0%
[16]  206(19.2%)  206(19.2%) ??? /opt/racket-7.5/collects/ffi/unsafe.rkt:938:4
-------------------------------------------------------------------