52         PLOG(ERROR) << "Failed to open loop-control";  in create()
58         PLOG(ERROR) << "Failed LOOP_CTL_GET_FREE";  in create()
66         PLOG(ERROR) << "Failed to open " << target;  in create()
71         PLOG(ERROR) << "Failed to open " << out_device;  in create()
76         PLOG(ERROR) << "Failed to LOOP_SET_FD";  in create()
84         PLOG(ERROR) << "Failed to LOOP_SET_STATUS64";  in create()
96         PLOG(ERROR) << "Failed to open " << loopDevice;  in destroyByDevice()
101         PLOG(ERROR) << "Failed to destroy " << loopDevice;  in destroyByDevice()
116         PLOG(ERROR) << "Failed to opendir";  in destroyAll()
159         PLOG(ERROR) << "Failed to create image " << file;  in createImageFile()
165             PLOG(ERROR) << "Failed to ftruncate";  in createImageFile()
176         PLOG(ERROR) << "Failed to open " << file;  in resizeImageFile()
186                 PLOG(ERROR) << "Failed to ftruncate";  in resizeImageFile()
191             PLOG(ERROR) << "Failed to fallocate";  in resizeImageFile()