warning: no files found matching 'seneca/constants/cu_costs.const'
unable to execute 'x86_64-linux-gnu-gcc': No such file or directory
Traceback (most recent call last):
  File "/usr/lib/python3.6/distutils/unixccompiler.py", line 118, in _compile
    extra_postargs)
  File "/usr/lib/python3.6/distutils/ccompiler.py", line 909, in spawn
    spawn(cmd, dry_run=self.dry_run)
  File "/usr/lib/python3.6/distutils/spawn.py", line 36, in spawn
    _spawn_posix(cmd, search_path, dry_run=dry_run)
  File "/usr/lib/python3.6/distutils/spawn.py", line 159, in _spawn_posix
    % (cmd, exit_status))
distutils.errors.DistutilsExecError: command 'x86_64-linux-gnu-gcc' failed with exit status 1