REMOVEME: reduce the rerun count to see where test_pay_routeboost fails

.travis/build.sh

@@ -52,7 +52,7 @@ echo -en 'travis_fold:end:script.1\\r'
 
 cat > pytest.ini << EOF
 [pytest]
-addopts=-p no:logging --color=no --reruns=5
+addopts=-p no:logging --color=no --reruns=0
 EOF
 
 if [ "$TARGET_HOST" == "arm-linux-gnueabihf" ] || [ "$TARGET_HOST" == "aarch64-linux-gnu" ]

tests/test_pay.py

@@ -1678,7 +1678,6 @@ def test_pay_retry(node_factory, bitcoind, executor, chainparams):
 
 
 @unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1 otherwise gossip takes 5 minutes!")
-@unittest.skipIf(VALGRIND, "temporarily disabled due to timeouts")
 def test_pay_routeboost(node_factory, bitcoind, compat):
     """Make sure we can use routeboost information. """
     # l1->l2->l3--private-->l4