these 6 derivations will be built:
  /nix/store/6m9gnsnar4k8c8blzqzgklhdrn3agx1v-source.drv
  /nix/store/087cnry5bzfwlq04cgxryi6ln9cn6wy9-ccusage-20.0.33-vendor-staging.drv
  /nix/store/bg3zmi6m5cnlv5vikrch4i207si86qc5-model_prices_and_context_window.json.drv
  /nix/store/flvsgmbcz952jrcs80p1wnmrgcb69y57-ccusage-20.0.33-vendor.drv
  /nix/store/hcynd7ih3gjy7hv51jxc02knwkzcf6az-ccusage-20.0.33.drv
  /nix/store/kazhqy5vrbd54cryg6dx0a6dvlvlyscj-check-ccusage.drv