this derivation will be built:
  /nix/store/kr8p4b2lg8y2kplq1dl3k55mj9lfjzar-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/kr8p4b2lg8y2kplq1dl3k55mj9lfjzar-bcachefs-module-7.0.0-39-generic.drv'...