this derivation will be built:
  /nix/store/dy5mxnr26dvy8xy4blc424j440bj5rjc-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/dy5mxnr26dvy8xy4blc424j440bj5rjc-bcachefs-module-7.0.0-39-generic.drv'...