this derivation will be built:
  /nix/store/a21mgcbdy58qcm3ybyabcbdwg79axr4x-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/a21mgcbdy58qcm3ybyabcbdwg79axr4x-bcachefs-module-7.0.0-14-generic.drv'...