Revert "Remove debug output from mkdirer and improve error msg"
Revert "Remove debug output from mkdirer and improve error msg"

This reverts commit b8601400c9c9e30ea4864d3be3098640cc9bdf7e.

Co-authored-by: Kieron Browne <c440ca4001e1bac635249757b129604e7589fc3c@pivotal.io>

cloudfoundry-incubator/guardian,cloudfoundry-incubator/guardian,cloudfoundry-incubator/guardian