#Centipede Change the watchdog to abort instead of exiting on errors.

This is needed for the single-process integration with FuzzTest to capture the errors from the watchdog.

PiperOrigin-RevId: 588890794

centipede/runner.cc

diff --git a/centipede/runner.cc b/centipede/runner.cc
index 382e4f2..a6e9267 100644
--- a/centipede/runner.cc
+++ b/centipede/runner.cc
@@ -236,7 +236,7 @@
                 " (%s); exiting\n",
                 resource.what, resource.value, resource.limit, resource.units);
         WriteFailureDescription(resource.failure);
-        _exit(EXIT_FAILURE);
+        abort();
       }
     }
   }