these 2 derivations will be built:
  /nix/store/qw0xb2fhfbglxz6ysh7nsnngh0sj778k-rbw-1.15.0.drv
  /nix/store/gsmldq6h46bg3z53l353hsq0km3jjrqd-email-sync.drv
these 2 paths will be fetched (41.1 MiB download, 317.8 MiB unpacked):
  /nix/store/c953fsvfggz7cq51jxnld2v9sdzzalgv-rbw-1.15.0-vendor
  /nix/store/972lp40096pxkzkkyd4lfklqprny6sr4-source