this derivation will be built:
  /nix/store/njysfyph9ls6zzp2z6b98d0qfgwxqciz-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/njysfyph9ls6zzp2z6b98d0qfgwxqciz-bcachefs-module-7.0.0-29-generic.drv'...