Avoid tripping up debuggered with the fatal crash abort

Bug: 13226780
Change-Id: Ia876d1dc7774713ec49fb8e6b0625f118fffb198
diff --git a/runtime/utils.cc b/runtime/utils.cc
index df1ab94..d8f8f8f 100644
--- a/runtime/utils.cc
+++ b/runtime/utils.cc
@@ -1232,8 +1232,8 @@
 
     execv(program, &args[0]);
 
-    PLOG(FATAL) << "Failed to execv(" << command_line << ")";
-    return false;
+    PLOG(ERROR) << "Failed to execv(" << command_line << ")";
+    exit(1);
   } else {
     if (pid == -1) {
       *error_msg = StringPrintf("Failed to execv(%s) because fork failed: %s",