[CI] DockerTests test025SyncPluginsUsingProxy failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-periodic-packaging #7719 / oraclelinux-9_packaging-tests-unix
• elasticsearch-periodic-packaging #7719 / oraclelinux-9_packaging-tests-unix
• elasticsearch-periodic-packaging #7719 / rhel-8_packaging-tests-unix
• elasticsearch-periodic-packaging #7719 / rhel-8_packaging-tests-unix
• elasticsearch-periodic-packaging #7719 / ubuntu-2404_packaging-tests-unix
• elasticsearch-periodic-packaging #7719 / ubuntu-2404_packaging-tests-unix
• elasticsearch-periodic-packaging #7719 / almalinux-8_packaging-tests-unix
• elasticsearch-periodic-packaging #7719 / almalinux-8_packaging-tests-unix
• elasticsearch-periodic-packaging #7719 / oraclelinux-8_packaging-tests-unix
• elasticsearch-periodic-packaging #7719 / oraclelinux-8_packaging-tests-unix

Reproduction Line:

null

Applicable branches:
main

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

java.lang.AssertionError: Elasticsearch container did not start successfully.

ps output:
PID   USER     TIME  COMMAND
    1 elastics  0:00 /sbin/tini -- /app/elasticsearch.sh
    8 elastics  0:13 /usr/share/elasticsearch/jdk/bin/java -Xms4m -Xmx64m -XX:+UseSerialGC -Djava.security.egd=file:/dev/urandom -Dcli.name=server -Dcli.script=/usr/share/elasticsearch/bin/elasticsearch -Dcli.libs=lib/tools/server-cli -Des.path.home=/usr/share/elasticsearch -Des.path.conf=/usr/share/elasticsearch/config -Des.distribution.type=docker -Des.java.type=bundled JDK -cp /usr/share/elasticsearch/lib/*:/usr/share/elasticsearch/lib/cli-launcher/* org.elasticsearch.launcher.CliToolLauncher
  286 elastics  1:00 /usr/share/elasticsearch/jdk/bin/java -Des.networkaddress.cache.ttl=60 -Des.networkaddress.cache.negative.ttl=10 -XX:+AlwaysPreTouch -Xss1m -Djava.awt.headless=true -Dfile.encoding=UTF-8 -Djna.nosys=true -XX:-OmitStackTraceInFastThrow -Dio.netty.noUnsafe=true -Dio.netty.noKeySetOptimization=true -Dio.
[truncated]

Issue Reasons:

• [main] 304 failures in test test025SyncPluginsUsingProxy (32.2% fail rate in 943 executions)
• [main] 12 failures in step oraclelinux-9_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 12 failures in step rhel-8_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 12 failures in step ubuntu-2404_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 12 failures in step almalinux-8_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 12 failures in step oraclelinux-8_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 12 failures in step ubuntu-2004_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 12 failures in step debian-12_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 12 failures in step rhel-9_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 12 failures in step almalinux-9_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 12 failures in step rocky-9_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 7 failures in step opensuse-leap-15_packaging-tests-unix (100.0% fail rate in 7 executions)
• [main] 12 failures in step rocky-8_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 12 failures in step ubuntu-2204_packaging-tests-unix (100.0% fail rate in 12 executions)
• [main] 12 failures in pipeline elasticsearch-periodic-packaging (100.0% fail rate in 12 executions)

Note:
This issue was created using new test triage automation. Please report issues or feedback to es-delivery.

[elasticsearchmachine]

Pinging @elastic/es-delivery (Team:Delivery)