Another test sensitive to timing under coverage. [skip appveyor]

.travis.yml

@@ -10,14 +10,13 @@ env:
     matrix:
       # These are ordered to get as much diversity in the
       # first group of parallel runs (4) as posible
-      - TASK=test-py27-noembed
+      - TASK=lint-py27
       - TASK=test-pypy
       - TASK=test-py36
       - TASK=test-py37
-      - TASK=lint-py27
+      - TASK=test-py27-noembed
       - TASK=test-pypy3
       - TASK=test-py35
-      - TASK=test-py27
       - TASK=test-py34
 
 matrix:

Makefile

@@ -201,11 +201,11 @@ develop:
 # Then start installing our deps so they can be cached. Note that use of --build-options / --global-options / --install-options
 # disables the cache.
 # We need wheel>=0.26 on Python 3.5. See previous revisions.
-	python -m pip install -U -r dev-requirements.txt
+	GEVENTSETUP_EV_VERIFY=3 python -m pip install -U -r dev-requirements.txt
 	${PYTHON} scripts/travis.py fold_end install
 
 lint-py27: $(PY27)
-	PYTHON=python2.7.14 PATH=$(BUILD_RUNTIMES)/versions/python2.7.14/bin:$(PATH) GEVENTSETUP_EV_VERIFY=3 make develop travis_test_linters
+	PYTHON=python2.7.14 PATH=$(BUILD_RUNTIMES)/versions/python2.7.14/bin:$(PATH) make develop travis_test_linters
 
 test-py27: $(PY27)
 	PYTHON=python2.7.14 PATH=$(BUILD_RUNTIMES)/versions/python2.7.14/bin:$(PATH) make develop allbackendtest

src/greentest/greentest/patched_tests_setup.py

@@ -392,6 +392,10 @@ if RUN_COVERAGE and CFFI_BACKEND:
 
         # This test sometimes gets the wrong answer (due to changed timing?)
         'test_socketserver.SocketServerTest.test_ForkingUDPServer',
+
+        # Timing and signals are off, so a handler exception doesn't get raised.
+        # Seen under libev
+        'test_signal.InterProcessSignalTests.test_main',
     ]
 
 def _make_run_with_original(mod_name, func_name):