hg: code-tools/jmh: runners: print user-friendly error messages when forked VM is not executable or something else goes wrong.

[aleksey.shipilev at oracle.com]

Changeset: 32d412b1693a
Author:    shade
Date:      2014-08-13 23:37 +0400
URL:       http://hg.openjdk.java.net/code-tools/jmh/rev/32d412b1693a

runners: print user-friendly error messages when forked VM is not executable or something else goes wrong.

! jmh-core/src/main/java/org/openjdk/jmh/runner/Runner.java