nix build runs the tests with cabal test which eats the test suite except on failure. This seems to lead to CircleCI hitting an idle timeout and killing the job.
Now run the suite with cabal run test:tests which streams test suite output and hopefully fixes this problem.
nix build
runs the tests withcabal test
which eats the test suite except on failure. This seems to lead to CircleCI hitting an idle timeout and killing the job.Now run the suite with
cabal run test:tests
which streams test suite output and hopefully fixes this problem.