Setup environment variable NO_BUCKD when running the integration test for Buck

Summary:public
This can avoid watchman to freeze or slow down the test. We don't need to Buck daemon anyway when running the test as setting up the configutation to run Infer as an external compiler invalidates the Buck in-memory data anyway.

Reviewed By: jberdine

Differential Revision: D2942424

fb-gh-sync-id: 38a39d7
shipit-source-id: 38a39d7

Makefile.in

@@ -87,7 +87,7 @@ buck_test_xml: $(INFER_ANALYZERS)
 	NO_BUCKD=1 buck test --xml test.xml $(TARGETS_TO_TEST)
 
 build_integration_tests: $(INFER_ANALYZERS)
-	./scripts/build_integration_tests.py
+	NO_BUCKD=1 ./scripts/build_integration_tests.py
 
 test: buck_test