Dear Rory, dear all, JaCoCo project here. It looks like that OpenJDK build for jdk main dev branch (Java 15) is broken for us on ARM32 since commit
changeset 59296:e25b21095e86 8242524: Use different default CDS archives depending on UseCompressOops Reviewed-by: erikj, iklam, ccheung The logged error is: === Output from failing command(s) repeated here === * For target support_images_jdk__gen_cds_nocoops_archive_jdk_exec: Unrecognized VM option 'UseCompressedOops' Did you mean '(+/-)CheckCompressedOops'? Error: Could not create the Java Virtual Machine. Error: A fatal exception has occurred. Program will exit. Best regards, -marc