[csmith-project/creduce] 3be21c: mostly debugging improvements

[John Regehr <regehr@cs.utah.edu>]

  Branch: refs/heads/core-fixes
  Home:   https://github.com/csmith-project/creduce
  Commit: 3be21ca30abbf15598fed49ab3e11f6057faa08b
      https://github.com/csmith-project/creduce/commit/3be21ca30abbf15598fed49ab3e11f6057faa08b
  Author: John Regehr <regehr@cs.utah.edu>
  Date:   2015-10-30 (Fri, 30 Oct 2015)

  Changed paths:
    M creduce/creduce.in
    M creduce/creduce_utils.pm
    M creduce/pass_clang.pm
    M creduce/pass_clang_binsrch.pm
    M creduce/pass_clex.pm
    M creduce/pass_lines.pm

  Log Message:
  -----------
  mostly debugging improvements