this derivation will be built:
  /nix/store/8fmcvmbahj22hqjb7dv1a4bpz1xskhz8-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/8fmcvmbahj22hqjb7dv1a4bpz1xskhz8-bcachefs-module-7.0.0-34-generic.drv'...