these 5 derivations will be built:
  /nix/store/q4phv6y8qrpv8b51zjw1ywmfj8qv595h-source.drv
  /nix/store/vw4qrjbf4qva2zvr2yzjw7gbi04jxz86-clauth-0.18.0-vendor-staging.drv
  /nix/store/cz3f3iqvdclyqah0zz1xwgb4z6ak1qx3-clauth-0.18.0-vendor.drv
  /nix/store/fhvnvnli14dmjpdy65fps7l0bnbgyi1s-clauth-0.18.0.drv
  /nix/store/7gbzyb0zzllklxxvdzjlg5jv09a6w30v-check-clauth.drv