$ sudo ./udf core 16 --channel edge --kernel canonical-pc-linux --os ubuntu-core --gadget canonical-pc --developer-mode -o pc-devel.imgDetermining gadget configuration
84.00 KB / 84.00 KB [========================================================] 100.00 % 1.93 MB/s 0
Parallel unsquashfs: Using 4 processors
5 inodes (4 blocks) to write

/tmp/gadget645831966/gadget/fake-gadget/1.0-fake
/tmp/gadget645831966/gadget/fake-gadget/1.0-fake/canonical-pc_3.0_all.snap
/tmp/gadget645831966/gadget/fake-gadget/1.0-fake/canonical-pc_3.1_all.snap
/tmp/gadget645831966/gadget/fake-gadget/1.0-fake/grub.cfg
/tmp/gadget645831966/gadget/fake-gadget/1.0-fake/meta
/tmp/gadget645831966/gadget/fake-gadget/1.0-fake/meta/icon.png
/tmp/gadget645831966/gadget/fake-gadget/1.0-fake/meta/snap.yaml

created 5 files
created 2 directories
created 0 symlinks
created 0 devices
created 0 fifos

expected 3 partitons but found 0