build checks.x86_64-linux.pytest

Reproduce this run
  1. 0.21 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=refs%2Fpull%2F1%2Fmerge&rev=df3dfcdd288ca1ec0f62f5292706f37f96d112a4#checks.x86_64-linux.pytest --print-build-logs
  2. 0.30 s
  3. 0.43 s Downloading cached dspy-pytest from https://cache.staging.nix-ci.com
  4. 0.45 s Progress: 0 of 1 built, 1 of 1 downloaded from cache
  5. 0.45 s /nix/store/937ql5fprrmjc3blvqq9pnxdr4xma7hi-dspy-pytest
  6. 0.46 s Build succeeded.