Stopping target if it is up
Making a new image copy
lxc-init: missing container name, use --name option
bin/gbuild:21:in `system!': failed to run make-clean-vm --suite bionic --arch amd64 (RuntimeError)
        from bin/gbuild:57:in `build_one_configuration'
        from bin/gbuild:308:in `block (2 levels) in <main>'
        from bin/gbuild:303:in `each'
        from bin/gbuild:303:in `block in <main>'
        from bin/gbuild:301:in `each'
        from bin/gbuild:301:in `<main>'
Traceback (most recent call last):
  File "./gitian-build.py", line 160, in <module>
    main()
  File "./gitian-build.py", line 157, in main
    build()
  File "./gitian-build.py", line 56, in build
    subprocess.check_call(['bin/gbuild', '-j', args.jobs, '-m', args.memory, '--commit', 'PrivateBTC='+args.commit, '--url', 'bitcoin='+args.url, '../PrivateBTC/contrib/gitian-descriptors/gitian-linux.yml'])
  File "/usr/lib/python3.5/subprocess.py", line 581, in check_call
    raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['bin/gbuild', '-j', '2', '-m', '2000', '--commit', 'PrivateBTC=v0.1', '--url', 'bitcoin=https://github.com/giaki3003/PrivateBTC', '../PrivateBTC/contrib/gitian-descriptors/gitian-linux.yml']' returned non-zero exit status 1