Profiling results
-----------------
  Total cpu time observed: 1856ms (out of 2180ms)
  Number of samples taken: 6 (once every 309ms)

=========================================================
                                Caller
 Idx   Total        Self      Name+src             Local%
       ms(pct)      ms(pct)     Callee
=========================================================
                                ??? [3]            100.0%
 [1] 1856(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] 1856(100.0%)    0(0.0%)  run ...et-7.0/share/pkgs/profile-lib/main.rkt:39:2
                                ??? [3]            100.0%
---------------------------------------------------------
                                run [2]             50.0%
 [3] 1856(100.0%)    0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                                profile-thunk16 [1] 50.0%
                                run-improve43 [4]   50.0%
---------------------------------------------------------
                                ??? [3]            100.0%
 [4] 1856(100.0%)    0(0.0%)  run-improve43 ...bie/master/src/mainloop.rkt:339:0
                                setup-prog!34 [5]  100.0%
---------------------------------------------------------
                                run-improve43 [4]  100.0%
 [5] 1856(100.0%)    0(0.0%)  setup-prog!34 ...rbie/master/src/mainloop.rkt:67:0
                                prepare-points [6] 100.0%
---------------------------------------------------------
                                setup-prog!34 [5]  100.0%
 [6] 1856(100.0%)    0(0.0%)  prepare-points ...rbie/master/src/points.rkt:166:0
                                loop [7]           100.0%
---------------------------------------------------------
                                prepare-points [6] 100.0%
 [7] 1856(100.0%)    0(0.0%)  loop ...ghtlies/herbie/master/src/points.rkt:143:4
                                loop [8]           100.0%
---------------------------------------------------------
                                loop [7]           100.0%
 [8] 1856(100.0%)    0(0.0%)  loop ...ghtlies/herbie/master/src/points.rkt:102:2
                                ??? [9]            100.0%
---------------------------------------------------------
                                loop [8]           100.0%
 [9] 1856(100.0%)    0(0.0%)  ??? ...ghtlies/herbie/master/src/programs.rkt:99:2
                                ??? [10]           100.0%
---------------------------------------------------------
                                ??? [9]            100.0%
[10] 1856(100.0%) 1264(68.1%) ??? ...t-7.0/collects/racket/private/kw.rkt:592:14
                                ??? [11]            31.9%
---------------------------------------------------------
                                ??? [10]           100.0%
[11]  592(31.9%)     0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:361:33
                                ival-sqrt [12]      50.7%
                                ival-div [13]       49.3%
---------------------------------------------------------
                                ??? [11]           100.0%
[12]  300(16.2%)   300(16.2%) ival-sqrt ...rbie/master/src/biginterval.rkt:198:0
---------------------------------------------------------
                                ??? [11]           100.0%
[13]  292(15.7%)   292(15.7%) ival-div ...erbie/master/src/biginterval.rkt:148:0
---------------------------------------------------------