* Package:    dev-java/eclipse-ecj-4.5.1
 * Repository: gentoo
 * Maintainer: java@gentoo.org
 * USE:        abi_x86_64 amd64 ant elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
 * Using: openjdk-bin-11
>>> Unpacking source...
>>> Unpacking ecjsrc-4.5.1.jar to /var/tmp/portage/dev-java/eclipse-ecj-4.5.1/work
>>> Source unpacked in /var/tmp/portage/dev-java/eclipse-ecj-4.5.1/work
>>> Preparing source in /var/tmp/portage/dev-java/eclipse-ecj-4.5.1/work ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-java/eclipse-ecj-4.5.1/work ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-java/eclipse-ecj-4.5.1/work ...
 * Compiling ...
warning: [options] bootstrap class path not set in conjunction with -source 7
./org/eclipse/jdt/internal/compiler/tool/EclipseCompiler.java:181: error: <anonymous org.eclipse.jdt.internal.compiler.tool.EclipseCompiler$1> is not abstract and does not override abstract method addModules(Iterable<String>) in CompilationTask
		return new CompilationTask() {
		                             ^
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
1 error
1 warning
 * ERROR: dev-java/eclipse-ecj-4.5.1::gentoo failed (compile phase):
 *   ejavac failed
 * 
 * Call stack:
 *     ebuild.sh, line  127:  Called src_compile
 *   environment, line 4041:  Called java-pkg-simple_src_compile
 *   environment, line 1784:  Called ejavac '-d' 'target/classes' '-encoding' 'UTF-8' '@sources.lst'
 *   environment, line  744:  Called die
 * The specific snippet of code:
 *       ${compiler_executable} ${javac_args} "${@}" || die "ejavac failed"
 * 
 * If you need support, post the output of `emerge --info '=dev-java/eclipse-ecj-4.5.1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-java/eclipse-ecj-4.5.1::gentoo'`.
!!! When you file a bug report, please include the following information:
GENTOO_VM=openjdk-bin-11  CLASSPATH="" JAVA_HOME="/opt/openjdk-bin-11.0.13_p8"
JAVACFLAGS="-source 1.7 -target 1.7" COMPILER=""
and of course, the output of emerge --info =eclipse-ecj-4.5.1
 * The complete build log is located at '/var/log/portage/dev-java:eclipse-ecj-4.5.1:20220112-205521.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/dev-java/eclipse-ecj-4.5.1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-java/eclipse-ecj-4.5.1/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-java/eclipse-ecj-4.5.1/work'
 * S: '/var/tmp/portage/dev-java/eclipse-ecj-4.5.1/work'