Profiling results
-----------------
  Total cpu time observed: 408ms (out of 668ms)
  Number of samples taken: 2 (once every 204ms)

===================================================================
                               Caller
 Idx  Total       Self       Name+src                        Local%
      ms(pct)     ms(pct)      Callee
===================================================================
                               matcher [14]                  100.0%
 [1] 408(100.0%)   0(0.0%)   ??? ...-interface-bugs/src/core/matcher.rkt:128:11
                               for-loop [3]                  100.0%
-------------------------------------------------------------------
                               run [6]                        50.0%
 [2] 408(100.0%)   0(0.0%)   ??? ...lects/racket/private/more-scheme.rkt:261:28
                               profile-thunk16 [5]            50.0%
                               run-improve47 [4]              50.0%
-------------------------------------------------------------------
                               ??? [1]                       100.0%
 [3] 408(100.0%)   0(0.0%)   for-loop ...rface-bugs/src/core/matcher.rkt:130:15
                               matcher [14]                  100.0%
-------------------------------------------------------------------
                               ??? [2]                       100.0%
 [4] 408(100.0%)   0(0.0%)   run-improve47 ...rface-bugs/src/mainloop.rkt:345:0
                               for-loop [7]                  100.0%
-------------------------------------------------------------------
                               ??? [2]                       100.0%
 [5] 408(100.0%)   0(0.0%)   profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0
                               run [6]                       100.0%
-------------------------------------------------------------------
                               profile-thunk16 [5]           100.0%
 [6] 408(100.0%)   0(0.0%)   run ...et-7.2/share/pkgs/profile-lib/main.rkt:39:2
                               ??? [2]                       100.0%
-------------------------------------------------------------------
                               run-improve47 [4]             100.0%
 [7] 408(100.0%)   0(0.0%)   for-loop ...-interface-bugs/src/mainloop.rkt:364:4
                               run-iter! [8]                 100.0%
-------------------------------------------------------------------
                               for-loop [7]                  100.0%
 [8] 408(100.0%)   0(0.0%)   run-iter! ...interface-bugs/src/mainloop.rkt:326:0
                               gen-rewrites! [9]             100.0%
-------------------------------------------------------------------
                               run-iter! [8]                 100.0%
 [9] 408(100.0%)   0(0.0%)   gen-rewrites! ...rface-bugs/src/mainloop.rkt:182:0
                               for-loop [10]                 100.0%
-------------------------------------------------------------------
                               gen-rewrites! [9]             100.0%
[10] 408(100.0%)   0(0.0%)   for-loop ...interface-bugs/src/mainloop.rkt:190:11
                               rewrite-expression-head20 [11]100.0%
-------------------------------------------------------------------
                               for-loop [10]                 100.0%
[11] 408(100.0%)   0(0.0%)   rewrite-expression-head20 ...core/matcher.rkt:86:0
                               rewriter [12]                 100.0%
-------------------------------------------------------------------
                               rewrite-expression-head20 [11] 25.0%
                               matcher [14]                   75.0%
[12] 408(100.0%) 408(100.0%) rewriter ...terface-bugs/src/core/matcher.rkt:88:2
                               for-loop [13]                  75.0%
-------------------------------------------------------------------
                               rewriter [12]                 100.0%
[13] 408(100.0%)   0(0.0%)   for-loop ...terface-bugs/src/core/matcher.rkt:90:4
                               matcher [14]                  100.0%
-------------------------------------------------------------------
                               for-loop [3]                   50.0%
                               for-loop [13]                  50.0%
[14] 408(100.0%)   0(0.0%)   matcher ...terface-bugs/src/core/matcher.rkt:116:2
                               ??? [1]                        50.0%
                               rewriter [12]                  50.0%
-------------------------------------------------------------------