--- /dev/null
+#!/usr/bin/env tesh
+! expect return 1
+$ ${bindir:=.}/../../../bin/simgrid-mc ${bindir:=.}/random-bug assert ${platfdir}/small_platform.xml "--log=root.fmt:[%10.6r]%e(%i:%P@%h)%e%m%n" --log=xbt_cfg.thresh:warning
+> [ 0.000000] (0:maestro@) Check a safety property. Reduction is: dpor.
+> [ 0.000000] (0:maestro@) Behavior: assert
+> [ 0.000000] (0:maestro@) **************************
+> [ 0.000000] (0:maestro@) *** PROPERTY NOT VALID ***
+> [ 0.000000] (0:maestro@) **************************
+> [ 0.000000] (0:maestro@) Counter-example execution trace:
+> [ 0.000000] (0:maestro@) [(1)Fafard (app)] MC_RANDOM(3)
+> [ 0.000000] (0:maestro@) [(1)Fafard (app)] MC_RANDOM(4)
+> [ 0.000000] (0:maestro@) Path = 1/3;1/4
+> [ 0.000000] (0:maestro@) Expanded states = 27
+> [ 0.000000] (0:maestro@) Visited states = 68
+> [ 0.000000] (0:maestro@) Executed transitions = 46
+
+$ ${bindir:=.}/../../../bin/simgrid-mc ${bindir:=.}/random-bug printf ${platfdir}/small_platform.xml "--log=root.fmt:[%10.6r]%e(%i:%P@%h)%e%m%n" --log=xbt_cfg.thresh:warning
+> [ 0.000000] (0:maestro@) Check a safety property. Reduction is: dpor.
+> [ 0.000000] (0:maestro@) Behavior: printf
+> [ 0.000000] (1:app@Fafard) Error reached
+> [ 0.000000] (0:maestro@) No property violation found.
+> [ 0.000000] (0:maestro@) Expanded states = 43
+> [ 0.000000] (0:maestro@) Visited states = 108
+> [ 0.000000] (0:maestro@) Executed transitions = 72