this derivation will be built:
  /nix/store/gknycjz1x9r43qlkrbi783lgjzb379gl-bcachefs-module-7.0.0-29-generic-64k.drv
building '/nix/store/gknycjz1x9r43qlkrbi783lgjzb379gl-bcachefs-module-7.0.0-29-generic-64k.drv'...