Debug testing

So the exclude negated node_modules test worked last time, but the debug out triggered a different test failure.
If this works how I think, it should fail the exclude negated test but pass the source-maps --all test

index.js

@@ -255,9 +255,10 @@ NYC.prototype.walkAllFiles = function (dir, visitor) {
   )
   const filesLessExcludes = glob.sync(sourceGlob, { cwd: dir, nodir: true, ignore: this.exclude.exclude })
 
-  console.log(`unExcludeFiles: ${unExcludeFiles}`)
+  const allFiles = filesLessExcludes.concat(unExcludeFiles)
+  const uniqFiles = arrayUniq(allFiles)
 
-  return arrayUniq(filesLessExcludes.concat(unExcludeFiles)).forEach(visitor)
+  return uniqFiles.forEach(visitor)
 }
 
 NYC.prototype._maybeInstrumentSource = function (code, filename, relFile) {