this derivation will be built:
  /nix/store/w55bhlz4lqb52f4iy6swhq1kjfhrplmb-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/w55bhlz4lqb52f4iy6swhq1kjfhrplmb-bcachefs-module-7.0.0-39-generic.drv'...