Profiling results
-----------------
  Total cpu time observed: 1698ms (out of 1824ms)
  Number of samples taken: 5 (once every 340ms)

=================================================================
                               Caller
 Idx   Total       Self      Name+src                      Local%
       ms(pct)     ms(pct)     Callee
=================================================================
                               ??? [3]                     100.0%
 [1] 1698(100.0%)   0(0.0%)  profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0
                               run [2]                     100.0%
-----------------------------------------------------------------
                               profile-thunk16 [1]         100.0%
 [2] 1698(100.0%)   0(0.0%)  run ...et-7.2/share/pkgs/profile-lib/main.rkt:39:2
                               ??? [3]                     100.0%
-----------------------------------------------------------------
                               run [2]                      50.0%
 [3] 1698(100.0%)   0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                               profile-thunk16 [1]          50.0%
                               run-improve47 [4]            50.0%
-----------------------------------------------------------------
                               ??? [3]                     100.0%
 [4] 1698(100.0%)   0(0.0%)  run-improve47 ...lid-values/src/mainloop.rkt:345:0
                               prepare-points-intervals [5]100.0%
-----------------------------------------------------------------
                               run-improve47 [4]           100.0%
 [5] 1698(100.0%)   0(0.0%)  prepare-points-intervals ...s/src/points.rkt:110:0
                               loop [6]                    100.0%
-----------------------------------------------------------------
                               prepare-points-intervals [5]100.0%
 [6] 1698(100.0%)   0(0.0%)  loop ...etter-no-valid-values/src/points.rkt:123:4
                               loop [7]                    100.0%
-----------------------------------------------------------------
                               loop [6]                    100.0%
 [7] 1698(100.0%)   0(0.0%)  loop ...better-no-valid-values/src/points.rkt:81:2
                               ??? [8]                     100.0%
-----------------------------------------------------------------
                               loop [7]                    100.0%
 [8] 1698(100.0%)   0(0.0%)  ??? ...tter-no-valid-values/src/programs.rkt:115:2
                               ??? [9]                     100.0%
-----------------------------------------------------------------
                               ??? [8]                     100.0%
 [9] 1698(100.0%) 334(19.7%) ??? ...t-7.2/collects/racket/private/kw.rkt:594:14
                               ??? [10]                     40.4%
                               ??? [11]                     39.9%
-----------------------------------------------------------------
                               ??? [9]                     100.0%
[10]  686(40.4%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:360:33
                               ival-pow [13]                50.7%
                               ival-mult [14]               49.3%
-----------------------------------------------------------------
                               ??? [9]                     100.0%
[11]  678(39.9%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:364:33
                               ival-sqrt [12]               53.1%
                               ival-div [15]                46.9%
-----------------------------------------------------------------
                               ??? [11]                    100.0%
[12]  360(21.2%)    0(0.0%)  ival-sqrt ...alid-values/src/biginterval.rkt:197:0
                               bfsqrt [16]                 100.0%
-----------------------------------------------------------------
                               ??? [10]                    100.0%
[13]  348(20.5%)  348(20.5%) ival-pow ...valid-values/src/biginterval.rkt:215:0
-----------------------------------------------------------------
                               ??? [10]                    100.0%
[14]  338(19.9%)    0(0.0%)  ival-mult ...alid-values/src/biginterval.rkt:111:0
                               bfmul [17]                  100.0%
-----------------------------------------------------------------
                               ??? [11]                    100.0%
[15]  318(18.7%)  318(18.7%) ival-div ...valid-values/src/biginterval.rkt:147:0
-----------------------------------------------------------------
                               ival-sqrt [12]              100.0%
[16]  360(21.2%)    0(0.0%)  bfsqrt ...lib/math/private/bigfloat/mpfr.rkt:618:4
                               ??? [18]                    100.0%
-----------------------------------------------------------------
                               ival-mult [14]              100.0%
[17]  338(19.9%)    0(0.0%)  bfmul ...-lib/math/private/bigfloat/mpfr.rkt:821:4
                               ??? [18]                    100.0%
-----------------------------------------------------------------
                               bfmul [17]                   48.4%
                               bfsqrt [16]                  51.6%
[18]  698(41.1%)  698(41.1%) ??? /opt/racket-7.2/collects/ffi/unsafe.rkt:905:4
-----------------------------------------------------------------