As seen in
http://juju-ci.vapour.ws:8080/view/Juju%20Revisions/job/run-unit-tests-win2012-amd64/1285
volumeSuite.TestListVolumesStorageLocationBlockDevicePath fails consistently in 3 tries.
volumelist_test.go:197:
c.Assert(found.Results[0], jc.DeepEquals, expected)
... obtained params.VolumeDetailsResult = params.VolumeDetailsResult{Details:(*params.VolumeDetails)(0xc084042880), LegacyVolume:(*params.LegacyVolumeDetails)(0xc0840bc870), LegacyAttachments:[]params.VolumeAttachment{params.VolumeAttachment{VolumeTag:"volume-22", MachineTag:"machine-66", Info:params.VolumeAttachmentInfo{DeviceName:"", BusAddress:"bus-addr", ReadOnly:true}}}, Error:<nil>}
... expected params.VolumeDetailsResult = params.VolumeDetailsResult{Details:(*params.VolumeDetails)(0xc084042900), LegacyVolume:(*params.LegacyVolumeDetails)(0xc0840bc900), LegacyAttachments:[]params.VolumeAttachment{params.VolumeAttachment{VolumeTag:"volume-22", MachineTag:"machine-66", Info:params.VolumeAttachmentInfo{DeviceName:"", BusAddress:"bus-addr", ReadOnly:true}}}, Error:<nil>}
... mismatch at (*(*.Details).Storage).Attachments["unit-mysql-0"].Location: unequal; obtained "\\dev\\sdd"; expected "/dev/sdd"