Remote build failing

Spoke to @sergiusens who suggested I track it here for him and @kalikiana to look at.

Here’s the pertinent bit of the log, but the full log is on pastebin.

Installing /run/snapcraft_433.snap
error: cannot perform the following tasks:
- Mount snap "snapcraft" (433) (internal error: could not unmarshal state entry "snap-type": invalid snap type: "")
- Setup snap "snapcraft" (433) security profiles (cannot find installed snap "snapcraft" at revision 433)
Stopping colossus:snapcraft-loverly-cenotaphic-altha
Traceback (most recent call last):
  File "/snap/snapcraft/433/bin/snapcraft", line 11, in <module>
    load_entry_point('snapcraft==2.33', 'console_scripts', 'snapcraft')()
  File "/snap/snapcraft/433/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 565, in load_entry_point
    return get_distribution(dist).load_entry_point(group, name)
  File "/snap/snapcraft/433/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 2631, in load_entry_point
    return ep.load()
  File "/snap/snapcraft/433/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 2291, in load
    return self.resolve()
  File "/snap/snapcraft/433/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 2297, in resolve
    module = __import__(self.module_name, fromlist=['__name__'], level=0)
  File "/snap/snapcraft/433/lib/python3.6/site-packages/snapcraft/cli/__main__.py", line 19, in <module>
    run(prog_name='snapcraft')
  File "/snap/snapcraft/433/lib/python3.6/site-packages/click/core.py", line 722, in __call__
    return self.main(*args, **kwargs)
  File "/snap/snapcraft/433/lib/python3.6/site-packages/click/core.py", line 697, in main
    rv = self.invoke(ctx)
  File "/snap/snapcraft/433/lib/python3.6/site-packages/click/core.py", line 1066, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/snap/snapcraft/433/lib/python3.6/site-packages/click/core.py", line 895, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/snap/snapcraft/433/lib/python3.6/site-packages/click/core.py", line 535, in invoke
    return callback(*args, **kwargs)
  File "/snap/snapcraft/433/lib/python3.6/site-packages/snapcraft/cli/lifecycle.py", line 188, in cleanbuild
    lifecycle.cleanbuild(project_options, remote)
  File "/snap/snapcraft/433/lib/python3.6/site-packages/snapcraft/internal/lifecycle.py", line 357, in cleanbuild
    metadata=config.get_metadata(), remote=remote).execute()
  File "/snap/snapcraft/433/lib/python3.6/site-packages/snapcraft/internal/lxd.py", line 140, in execute
    self._inject_snapcraft()
  File "/snap/snapcraft/433/lib/python3.6/site-packages/snapcraft/internal/lxd.py", line 185, in _inject_snapcraft
    self._inject_snap('snapcraft')
  File "/snap/snapcraft/433/lib/python3.6/site-packages/snapcraft/internal/lxd.py", line 240, in _inject_snap
    self._container_run(cmd)
  File "/snap/snapcraft/433/lib/python3.6/site-packages/snapcraft/internal/lxd.py", line 104, in _container_run
    check_call(['lxc', 'exec', self._container_name, '--'] + cmd)
  File "/snap/snapcraft/433/usr/lib/python3.6/subprocess.py", line 291, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['lxc', 'exec', 'colossus:snapcraft-loverly-cenotaphic-altha', '--', 'snap', 'install', '/run/snapcraft_433.snap', '--classic']' returned non-zero exit status 1.

I’m doing a snapcraft cleanbuild --remote colossus where colossus is a server on my lan which has lxd installed as a deb.

alan@colossus:~$ apt-cache policy lxd
lxd:
  Installed: 2.0.10-0ubuntu1~16.04.1
  Candidate: 2.0.10-0ubuntu1~16.04.1
  Version table:
     2.16-0ubuntu2~ubuntu16.04.1 100
        100 http://gb.archive.ubuntu.com/ubuntu xenial-backports/main amd64 Packages
 *** 2.0.10-0ubuntu1~16.04.1 500
        500 http://gb.archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages
        100 /var/lib/dpkg/status
     2.0.2-0ubuntu1~16.04.1 500
        500 http://security.ubuntu.com/ubuntu xenial-security/main amd64 Packages
     2.0.0-0ubuntu4 500
        500 http://gb.archive.ubuntu.com/ubuntu xenial/main amd64 Packages