this derivation will be built:
  /nix/store/1963q6p3slsp96gla80pz27ffn98rfz0-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/1963q6p3slsp96gla80pz27ffn98rfz0-bcachefs-module-7.0.0-38-generic.drv'...