confirm circleci docker test is fixed?

package.json

@@ -25,7 +25,7 @@
     "eslint": "eslint \"{bin,example,src,test}/**/*.js\"",
     "tslint": "tslint \"{bin,example,src,test}/**/*.ts\" && tsc --noEmit",
     "shlint": "bash -n bin/*.sh && shellcheck bin/*.sh",
-    "pretest": "npm run clean && npm run lint && npm run build",
+    "pretest": "false && npm run clean && npm run lint && npm run build",
     "sloc": "sloc bin example src test index.ts --details --format cli-table --keys total,source,comment && sloc bin example src test index.ts",
     "test": "npm run test:chrome",
     "posttest": "npm run clean && npm run sloc",

script/docker.sh

@@ -11,9 +11,15 @@ optRm='--rm'
 if [ "$1" = "build" ] || [ "$1" = "" ]; then
   echo docker build "$optRm" -t "$imageName" .
   exec docker build "$optRm" -t "$imageName" .
-  exit $?
+
+  ret=$?
+  echo "ERROR: exec return $ret ???"
+  exit $ret
 fi
 
 echo docker run -ti "$optRm" -v /dev/shm:/dev/shm "$imageName" $@
 exec docker run -ti "$optRm" -v /dev/shm:/dev/shm "$imageName" $@
-exit $?
+
+ret=$?
+echo "ERROR: exec return $ret ???"
+exit $ret