these 6 derivations will be built:
  /nix/store/8rvzaxa2vsrpvxn2bvzqyis8s6d9217a-source.drv
  /nix/store/d4bs9frg7976gxrk1k3ri85a11701h5f-ccusage-20.0.44-vendor-staging.drv
  /nix/store/4wljmmzgqmfk759j3ypqvxc3q78an110-ccusage-20.0.44-vendor.drv
  /nix/store/hjkv1sxfng14s3ajcg6m11c38d0kjjh6-model_prices_and_context_window.json.drv
  /nix/store/a8zhig98b98ap86ihlblxy0dj9qax0kb-ccusage-20.0.44.drv
  /nix/store/xgh4cr16032wdq5jpjk4hlzwjja2pr8g-check-ccusage.drv