these 6 derivations will be built:
  /nix/store/6i0h4makk0mg2gb6ggsa7nnykx2hynd2-source.drv
  /nix/store/180bna9yc5px26rw9j35axckiqak95jb-ccusage-20.0.43-vendor-staging.drv
  /nix/store/9cqkqhamgl5185214ha5acl2ymyw8rj7-model_prices_and_context_window.json.drv
  /nix/store/r6hmfxvdi4vcbfv2zgxpjzgk5p5rfij5-ccusage-20.0.43-vendor.drv
  /nix/store/dpkmkcpxlv21fmc9aczl7lx0a4x7rnyi-ccusage-20.0.43.drv
  /nix/store/bqnzap2nb3h982r0q0czpm0q8fnc0la0-check-ccusage.drv