this derivation will be built:
  /nix/store/fhv0yvb2g5hlr6in6qp82zr8samcpzl2-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/fhv0yvb2g5hlr6in6qp82zr8samcpzl2-bcachefs-module-7.0.0-34-generic.drv'...