[hotfix][travis] Fix caching of misc job

Adding the e2e-pre-commit profile activation only to the misc profile broke the caching

.travis.yml

@@ -128,7 +128,7 @@ jobs:
  name: tests - legacy_scheduler
  - if: type in (pull_request, push)
  script: ./tools/travis_controller.sh misc
- env: PROFILE="-Dhadoop.version=2.8.3 -Dinclude_hadoop_aws -Dscala-2.11 -Pe2e-pre-commit"
+ env: PROFILE="-Dhadoop.version=2.8.3 -Dinclude_hadoop_aws -Dscala-2.11"
  name: misc
  - if: type in (pull_request, push)
  stage: cleanup
@@ -168,7 +168,7 @@ jobs:
  name: tests - hadoop 2.4.1
  - if: type = cron
  script: ./tools/travis_controller.sh misc
- env: PROFILE="-Dhadoop.version=2.4.1 -Pskip-hive-tests -Pe2e-pre-commit"
+ env: PROFILE="-Dhadoop.version=2.4.1 -Pskip-hive-tests"
  name: misc - hadoop 2.4.1
  - if: type = cron
  stage: cleanup
@@ -208,7 +208,7 @@ jobs:
  name: tests - scala 2.12
  - if: type = cron
  script: ./tools/travis_controller.sh misc
- env: PROFILE="-Dhadoop.version=2.8.3 -Dinclude_hadoop_aws -Dscala-2.12 -Phive-1.2.1 -Pe2e-pre-commit"
+ env: PROFILE="-Dhadoop.version=2.8.3 -Dinclude_hadoop_aws -Dscala-2.12 -Phive-1.2.1"
  name: misc - scala 2.12
  - if: type = cron
  stage: cleanup
@@ -261,7 +261,7 @@ jobs:
  - if: type = cron
  jdk: "openjdk11"
  script: ./tools/travis_controller.sh misc
- env: PROFILE="-Dhadoop.version=2.8.3 -Dinclude_hadoop_aws -Dscala-2.11 -Djdk11 -Pe2e-pre-commit"
+ env: PROFILE="-Dhadoop.version=2.8.3 -Dinclude_hadoop_aws -Dscala-2.11 -Djdk11"
  name: misc
  - if: type = cron
  jdk: "openjdk11"

tools/travis_watchdog.sh

@@ -76,7 +76,8 @@ e2e_modules=$(find flink-end-to-end-tests -mindepth 2 -maxdepth 5 -name 'pom.xml
 
 MVN_COMPILE="mvn $MVN_COMMON_OPTIONS $MVN_COMPILE_OPTIONS $PROFILE $MVN_COMPILE_MODULES install"
 MVN_TEST="mvn $MVN_COMMON_OPTIONS $MVN_TEST_OPTIONS $PROFILE $MVN_TEST_MODULES verify"
-MVN_E2E="mvn $MVN_COMMON_OPTIONS $MVN_TEST_OPTIONS $PROFILE -pl ${e2e_modules},flink-dist verify"
+# don't move the e2e-pre-commit profile activation into the misc entry in .travis.yml, since it breaks caching
+MVN_E2E="mvn $MVN_COMMON_OPTIONS $MVN_TEST_OPTIONS $PROFILE -Pe2e-pre-commit -pl ${e2e_modules},flink-dist verify"
 
 MVN_PID="${ARTIFACTS_DIR}/watchdog.mvn.pid"
 MVN_EXIT="${ARTIFACTS_DIR}/watchdog.mvn.exit"