these 6 derivations will be built:
  /nix/store/2fbdq5js5mhmvg4aq286m0mcgp8sich0-model_prices_and_context_window.json.drv
  /nix/store/wmh39sjnshf9izikffwmvfbbdmh8s942-source.drv
  /nix/store/3ydfd4dgylyccqfva8mvfgrq7x77c0p1-ccusage-20.0.29-vendor-staging.drv
  /nix/store/3cdlsg13pgc50lg8lmlky2rapvs383nk-ccusage-20.0.29-vendor.drv
  /nix/store/xmay4rasni5p9nb9w7mf42r8mkmh58fg-ccusage-20.0.29.drv
  /nix/store/cpfijmw8k3m0v6wwpw74mxwgs72isziw-check-ccusage.drv