this derivation will be built:
  /nix/store/cknmmwhb9lwimn3vyh5jxmc803v4rdm5-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/cknmmwhb9lwimn3vyh5jxmc803v4rdm5-bcachefs-module-7.0.0-28-generic.drv'...