this derivation will be built:
  /nix/store/18w5y3zs9181xvb395ch0xa4mfnfdwm5-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/18w5y3zs9181xvb395ch0xa4mfnfdwm5-bcachefs-module-7.0.0-28-generic.drv'...