this derivation will be built:
  /nix/store/b31f16yq8pyyk3w8h3vrws1na72k5kvw-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/b31f16yq8pyyk3w8h3vrws1na72k5kvw-bcachefs-module-7.0.0-28-generic.drv'...