Profiling results
-----------------
  Total cpu time observed: 810ms (out of 908ms)
  Number of samples taken: 4 (once every 202ms)

==================================================================
                              Caller
 Idx  Total       Self      Name+src                        Local%
      ms(pct)     ms(pct)     Callee
==================================================================
 [1] 810(100.0%)   0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                              profile-thunk16 [2]           100.0%
------------------------------------------------------------------
                              ??? [1]                       100.0%
 [2] 810(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] 810(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] 810(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] 810(100.0%)   0(0.0%)  run-improve47 .../faster-rr/src/mainloop.rkt:346:0
                              prepare-points-intervals [6]  100.0%
------------------------------------------------------------------
                              run-improve47 [5]             100.0%
 [6] 810(100.0%)   0(0.0%)  prepare-points-intervals ...r/src/points.rkt:120:0
                              loop [7]                      100.0%
------------------------------------------------------------------
                              prepare-points-intervals [6]  100.0%
 [7] 810(100.0%)   0(0.0%)  loop ...lies/herbie/faster-rr/src/points.rkt:132:4
                              loop [8]                       75.3%
                              ??? [9]                        24.7%
------------------------------------------------------------------
                              loop [7]                      100.0%
 [8] 610(75.3%)    0(0.0%)  loop ...tlies/herbie/faster-rr/src/points.rkt:79:2
                              ??? [10]                       67.9%
                              ??? [12]                       32.1%
------------------------------------------------------------------
                              loop [7]                      100.0%
 [9] 200(24.7%)    0(0.0%)  ??? ...tlies/herbie/faster-rr/src/points.rkt:113:6
                              sample-multi-bounded [11]     100.0%
------------------------------------------------------------------
                              loop [8]                      100.0%
[10] 414(51.1%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:375:33
                              ival-mult [13]                100.0%
------------------------------------------------------------------
                              ??? [9]                       100.0%
[11] 200(24.7%)    0(0.0%)  sample-multi-bounded ...ter-rr/src/points.rkt:14:0
                              random-ranges [14]            100.0%
------------------------------------------------------------------
                              loop [8]                      100.0%
[12] 196(24.2%)    0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:379:33
                              ival-fabs [15]                100.0%
------------------------------------------------------------------
                              ??? [10]                      100.0%
[13] 414(51.1%)  206(25.4%) ival-mult ...e/faster-rr/src/biginterval.rkt:120:0
                              bfmul [16]                     50.2%
------------------------------------------------------------------
                              sample-multi-bounded [11]     100.0%
[14] 200(24.7%)    0(0.0%)  random-ranges ...ie/faster-rr/src/common.rkt:164:0
                              build--> [17]                 100.0%
------------------------------------------------------------------
                              ??? [12]                      100.0%
[15] 196(24.2%)  196(24.2%) ival-fabs ...e/faster-rr/src/biginterval.rkt:368:0
------------------------------------------------------------------
                              ival-mult [13]                100.0%
[16] 208(25.7%)    0(0.0%)  bfmul ...-lib/math/private/bigfloat/mpfr.rkt:835:4
                              ??? [18]                      100.0%
------------------------------------------------------------------
                              random-ranges [14]            100.0%
[17] 200(24.7%)  200(24.7%) build--> ...act/private/arrow-val-first.rkt:1214:0
------------------------------------------------------------------
                              bfmul [16]                    100.0%
[18] 208(25.7%)  208(25.7%) ??? /opt/racket-7.5/collects/ffi/unsafe.rkt:938:4
------------------------------------------------------------------