The following build task failed in the JDK17u-cpu CI:

macosx-aarch64-next-interim-dummy

Here's a snippet from the stdout log:

[2025-07-19T09:56:59,455Z] Compiling 4 files for BUILD_JIGSAW_TOOLS
[2025-07-19T09:56:59,951Z] Connection attempt failed: Connection refused
[2025-07-19T09:57:02,073Z] Connection attempt failed: Connection refused
[2025-07-19T09:57:03,140Z] [signing][Sat Jul 19 09:57:03 GMT 2025] Timeout set to 60 seconds
[2025-07-19T09:57:03,150Z] [signing][Sat Jul 19 09:57:03 GMT 2025] Trying with default random server
[2025-07-19T09:57:03,154Z] [signing][Sat Jul 19 09:57:03 GMT 2025] Running command 'CODESIGNBUREAU_CREDFILE=/System/Volumes/Data/mesos/work_dir/secrets/ccss_signingcred /System/Volumes/Data/mesos/work_dir/jib-master/install/jdk/17/35/bundles/macos-aarch64/jdk-17_macos-aarch64_bin.tar.gz/jdk-17.jdk/Contents/Home/bin/java -XX:+UseSerialGC -Xms32M -Xmx512M -XX:TieredStopAtLevel=1 -Duser.language=en -Duser.country=US -XX:+UnlockDiagnosticVMOptions -XX:-VerifySharedSpaces -XX:SharedArchiveFile=/System/Volumes/Data/mesos/work_dir/slaves/d2398cde-9325-49c3-b030-8961a4f0a253-S571841/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/c613308c-9ef3-40df-b555-fc62c9d5927f/runs/a63a8d46-e3fe-4e6d-9ca2-a930c839c166/workspace/build/macosx-aarch64-next-interim-dummy/configure-support/classes.jsa -Xshare:auto -jar /System/Volumes/Data/mesos/work_dir/jib-master/install/jpg/infra/builddeps/ccss-signing/6.5+1.0/ccss-signing-6.5+1.0.tar.gz/Client.jar sign -user java_re_grp -global_uid javaregp -file_to_sign /System/Volumes/Data/mesos/work_dir/slaves/d2398cde-9325-49c3-b030-8961a4f0a253-S571841/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/c613308c-9ef3-40df-b555-fc62c9d5927f/runs/a63a8d46-e3fe-4e6d-9ca2-a930c839c166/workspace/build/macosx-aarch64-next-interim-dummy/support/modules_libs/java.desktop/libjsound.dylib -signed_location /System/Volumes/Data/mesos/work_dir/slaves/d2398cde-9325-49c3-b030-8961a4f0a253-S571841/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/c613308c-9ef3-40df-b555-fc62c9d5927f/runs/a63a8d46-e3fe-4e6d-9ca2-a930c839c166/workspace/build/macosx-aarch64-next-interim-dummy/support/sign/14142.18986.libjsound.dylib -sign_method binary -desc Java(TM) SE Runtime Environment -hardened_runtime'
[2025-07-19T09:57:04,223Z] Connection attempt failed: Connection refused
[2025-07-19T09:57:04,224Z] Giving up
[2025-07-19T09:57:04,225Z] IOException caught during compilation: Could not connect to server
[2025-07-19T09:57:04,254Z] CompileModuleTools.gmk:47: recipe for target '/System/Volumes/Data/mesos/work_dir/slaves/d2398cde-9325-49c3-b030-8961a4f0a253-S571841/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/c613308c-9ef3-40df-b555-fc62c9d5927f/runs/a63a8d46-e3fe-4e6d-9ca2-a930c839c166/workspace/build/macosx-aarch64-next-interim-dummy/buildtools/tools_jigsaw_classes/_the.BUILD_JIGSAW_TOOLS_batch' failed
[2025-07-19T09:57:04,254Z] make[3]: *** [/System/Volumes/Data/mesos/work_dir/slaves/d2398cde-9325-49c3-b030-8961a4f0a253-S571841/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/c613308c-9ef3-40df-b555-fc62c9d5927f/runs/a63a8d46-e3fe-4e6d-9ca2-a930c839c166/workspace/build/macosx-aarch64-next-interim-dummy/buildtools/tools_jigsaw_classes/_the.BUILD_JIGSAW_TOOLS_batch] Error 1
[2025-07-19T09:57:04,257Z] make/Main.gmk:91: recipe for target 'buildtools-modules' failed
[2025-07-19T09:57:04,257Z] make[2]: *** [buildtools-modules] Error 2
[2025-07-19T09:57:04,257Z] make[2]: *** Waiting for unfinished jobs....