this derivation will be built:
  /nix/store/77xasccmsf7jqvhvwb58chf7sd4hp55l-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/77xasccmsf7jqvhvwb58chf7sd4hp55l-bcachefs-module-7.0.0-38-generic.drv'...