this derivation will be built:
  /nix/store/44qjslclpwmc5m8kny187qi3ma1bqwbd-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/44qjslclpwmc5m8kny187qi3ma1bqwbd-bcachefs-module-7.0.0-39-generic.drv'...