[CI] Add extra printing to try to figure out sporadic failure (#6861)

Author: ThomasRaoux

Makefile

@@ -37,7 +37,7 @@ test-unit: all
 	$(PYTEST) -s -n 8 python/triton_kernels/tests/
 	TRITON_DISABLE_LINE_INFO=0 $(PYTEST) -s python/test/unit/language/test_line_info.py
 	# Run attention separately to avoid out of gpu memory
-	$(PYTEST) -s python/tutorials/06-fused-attention.py
+	TRITON_PRINT_AUTOTUNING=1 $(PYTEST) -vs python/tutorials/06-fused-attention.py
 	TRITON_ALWAYS_COMPILE=1 TRITON_DISABLE_LINE_INFO=0 LLVM_PASS_PLUGIN_PATH=python/triton/instrumentation/libGPUInstrumentationTestLib.so \
 		$(PYTEST) --capture=tee-sys -rfs -vvv python/test/unit/instrumentation/test_gpuhello.py