travis: Simplify config to hammer a single test for flakyness

.travis.yml

@@ -8,33 +8,7 @@ before_install:
   sudo apt-get install -y libsqlite3-dev cppcheck valgrind gcc-4.8 gettext libc6-dev-armhf-cross libc6-dev-arm64-cross gcc-aarch64-linux-gnu gcc-arm-linux-gnueabihf qemu-user-static binfmt-support libsecp256k1-dev
 
 env:
-  - ARCH=64 SOURCE_CHECK_ONLY=true COPTFLAGS="-O3"
-  - ARCH=32 SOURCE_CHECK_ONLY=true DEVELOPER=0
-  - ARCH=64 SOURCE_CHECK_ONLY=true DEVELOPER=0 COMPILER=gcc-4.8
-  - ARCH=64 SOURCE_CHECK_ONLY=true DEVELOPER=1 EXPERIMENTAL_FEATURES=1
-#  - VALGRIND=0 ARCH=32 DEVELOPER=1 COMPILER=gcc TEST_GROUP=1 TEST_GROUP_COUNT=2 SOURCE_CHECK_ONLY=false
-#  - VALGRIND=0 ARCH=32 DEVELOPER=1 COMPILER=gcc TEST_GROUP=2 TEST_GROUP_COUNT=2 SOURCE_CHECK_ONLY=false
-  - VALGRIND=0 ARCH=64 DEVELOPER=1 COMPILER=gcc SOURCE_CHECK_ONLY=false
-  - VALGRIND=0 ARCH=64 DEVELOPER=0 COMPILER=gcc COMPAT=0 TEST_GROUP=1 TEST_GROUP_COUNT=2 SOURCE_CHECK_ONLY=false
-  - VALGRIND=0 ARCH=64 DEVELOPER=0 COMPILER=gcc COMPAT=0 TEST_GROUP=2 TEST_GROUP_COUNT=2 SOURCE_CHECK_ONLY=false
-#  - VALGRIND=1 ARCH=64 DEVELOPER=0 COMPILER=gcc TEST_GROUP=1 TEST_GROUP_COUNT=3 SOURCE_CHECK_ONLY=false
-#  - VALGRIND=1 ARCH=64 DEVELOPER=0 COMPILER=gcc TEST_GROUP=2 TEST_GROUP_COUNT=3 SOURCE_CHECK_ONLY=false
-#  - VALGRIND=1 ARCH=64 DEVELOPER=0 COMPILER=gcc TEST_GROUP=3 TEST_GROUP_COUNT=3 SOURCE_CHECK_ONLY=false
-  - VALGRIND=0 ARCH=64 DEVELOPER=1 COMPILER=clang SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=1 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=2 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=3 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=4 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=5 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=6 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=7 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=8 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=9 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=10 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=11 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=1 ARCH=64 DEVELOPER=1 COMPILER=gcc TEST_GROUP=12 TEST_GROUP_COUNT=12 SOURCE_CHECK_ONLY=false
-  - VALGRIND=0 ARCH=arm32v7 DEVELOPER=1 TARGET_HOST=arm-linux-gnueabihf
-  - VALGRIND=0 ARCH=arm64v8 DEVELOPER=1 TARGET_HOST=aarch64-linux-gnu
+  - VALGRIND=0 ARCH=64 DEVELOPER=0 COMPILER=gcc COMPAT=0
 cache:
   directories:
     - dependencies

.travis/build.sh

@@ -101,7 +101,9 @@ elif [ "$SOURCE_CHECK_ONLY" == "false" ]; then
     echo -en 'travis_fold:end:script.2\\r'
 
     echo -en 'travis_fold:start:script.3\\r'
-    make -j$PYTEST_PAR check
+    make -j$PYTEST_PAR default
+
+    pytest -vvv -n $PYTEST_PAR --count=50 -k test_replacement_payload
     echo -en 'travis_fold:end:script.3\\r'
 else
     git clone https://github.com/lightningnetwork/lightning-rfc.git