CA-31274: add an extra bit of debugging to help us determine whether losetup returned or not.
CA-31274: add an extra bit of debugging to help us determine whether losetup returned or not.

robhoes/squeezed,koushikcgit/xcp-rrdd,djs55/xcp-rrdd,koushikcgit/xcp-rrdd,djs55/xcp-rrdd,simonjbeaumont/xcp-rrdd,johnelse/xcp-rrdd,koushikcgit/xcp-networkd,koushikcgit/xcp-networkd,sharady/xcp-networkd,sharady/xcp-networkd,johnelse/xcp-rrdd,simonjbeaumont/xcp-rrdd,koushikcgit/xcp-rrdd,djs55/squeezed,djs55/xcp-networkd,djs55/xcp-networkd