add back failing

Signed-off-by: Max Jeblick <maximilianjeblick@gmail.com>

Author: maxjeblick

Makefile

@@ -42,7 +42,7 @@ reports:
 .PHONY: test
 test: reports
 	$(UV) pip install optimum-quanto
-	$(UV) pip install flash-attn --no-build-isolation
+	$(UV) pip install flash-attn
 	PYTHONPATH=. \
 	$(UV) run pytest \
 		--cov-report xml:reports/coverage.xml \
@@ -55,3 +55,8 @@ test: reports
 		grep "SKIPPED" reports/pytest_output.log; \
 		exit 1; \
 	fi
+	@if grep -q "FAILED" reports/pytest_output.log; then \
+		echo "Error: Some tests failed."; \
+		grep "FAILED" reports/pytest_output.log; \
+		exit 1; \
+	fi