this derivation will be built:
  /nix/store/mircjikpv6qlr9yma1b3fcg335kk7jna-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/mircjikpv6qlr9yma1b3fcg335kk7jna-bcachefs-module-7.0.0-29-generic.drv'...