build checks.x86_64-linux.impure-test

Reproduce this run
  1. 0.11 s $ /nix/store/9ypz3flqsrl5xl495mm8h645gadjsxi1-coreutils-9.11/bin/timeout --kill-after=15s 7200s /nix/store/23zk8sgzamrbmj1fday15szf7f2279s8-nix-2.34.7/bin/nix --extra-experimental-features nix-command --extra-experimental-features flakes --log-format internal-json build --no-link --print-out-paths git+https://github.com/NorfairKing/dspy?ref=your-first-flake&rev=453ecf257a343742170b3e1cef20271508c3e6a4#checks.x86_64-linux.impure-test --print-build-logs
  2. 0.13 s
  3. 0.30 s Downloading cached dspy from https://cache.staging.nix-ci.com
  4. 0.39 s Progress: 0 of 1 built, 1 of 3 downloaded from cache
  5. 0.40 s Downloading cached dspy-test-env from https://cache.staging.nix-ci.com
  6. 0.66 s Progress: 0 of 1 built, 2 of 3 downloaded from cache
  7. 0.66 s Downloading cached dspy-impure-test from https://cache.staging.nix-ci.com
  8. 0.67 s Progress: 0 of 1 built, 3 of 3 downloaded from cache
  9. 0.67 s /nix/store/sgavx4hclhrg8ydxwfc5ykign8028fqw-dspy-impure-test
  10. 0.69 s Build succeeded.