diff --git a/test/Dockerfile b/test/Dockerfile
index 7a806df4..804c8e02 100644
--- a/test/Dockerfile
+++ b/test/Dockerfile
@@ -1,10 +1,11 @@
-FROM openjdk:12 AS build
+FROM openjdk:9 AS build
 
 # Build the Spring "Pet Clinic" sample application
 WORKDIR /
 
 RUN mkdir -p /build \
-    && yum install -y git \
+    && apt-get update
+    && apt-get install -y git \
     && git clone https://github.com/spring-projects/spring-petclinic.git \
     && cd spring-petclinic \
     && ./mvnw package -Dmaven.test.skip=true \
@@ -22,7 +23,7 @@ ADD src                 ./src/
 RUN ./gradlew --no-daemon build-release \
     && mv build/libs/*.jar /build/appmap.jar
 
-FROM openjdk:12-alpine
+FROM openjdk:13-alpine
 LABEL maintainer="Dustin Byrne <dustin@app.land>"
 
 RUN apk add -U bash curl git jq \
diff --git a/test/entrypoint b/test/entrypoint
index 1fbef45f..f6da69a4 100755
--- a/test/entrypoint
+++ b/test/entrypoint
@@ -1,13 +1,21 @@
 #!/bin/bash
 set -e
 
-java -javaagent:/appmap.jar -jar /petclinic.jar &>/dev/null &
+LOG_FILE=/tmp/output.log
+
+java -javaagent:/appmap.jar -jar /petclinic.jar &> ${LOG_FILE} &
 JVM_PID=$!
 
 export WS_URL="http://localhost:8080"
 
 printf 'getting set up'
 while [ -z "$(curl -sI "${WS_URL}" | grep 'HTTP/1.1 200')" ]; do
+  if ! kill -0 "${JVM_PID}" 2> /dev/null; then
+    printf '. failed!\n\nprocess exited unexpectedly:\n'
+    cat "${LOG_FILE}"
+    exit 1
+  fi
+
   printf '.'
   sleep 1
 done