if requested, write test results to the disk image
if requested, write test results to the disk image

ujamjar/rumpuser-baremetal,rumpkernel-attic/rumprun-baremetal,rumpkernel-attic/rumprun-baremetal,ujamjar/rumpuser-baremetal,rumpkernel-attic/rumprun-baremetal,ujamjar/rumpuser-baremetal