using JDK 14 build: https://jpg-data.us.oracle.com/artifactory/jdk-dev-local/jdk/14/jpackage/ci/60/bundles/osx-x64/jdk-14_osx-x64_bin.tar.gz

there is a failure when running jtreg tests on Mac in AdditionalLaunchersTest:
TRACE: Execute [/Users/uadmin/Downloads/jdk-14.jdk/Contents/Home/bin/jpackage --input ./test/input --dest /Users/uadmin/output --name AdditionalLaunchersTest --package-type pkg --main-jar hello.jar --main-class Hello --file-associations ./test/fa.properties --arguments Duke --arguments is --arguments the --arguments King --main-jar hello.jar --main-class Hello --add-launcher Baz2=./test/Baz2.properties --add-launcher foo=./test/foo.properties --add-launcher Bar=./test/Bar.properties --verbose](34); inherit I/O...
TRACE: Done. Exit code: 134
ERROR: Expected [0]. Actual [134]: Check command [/Users/uadmin/Downloads/jdk-14.jdk/Contents/Home/bin/jpackage --input ./test/input --dest /Users/uadmin/output --name AdditionalLaunchersTest --package-type pkg --main-jar hello.jar --main-class Hello --file-associations ./test/fa.properties --arguments Duke --arguments is --arguments the --arguments King --main-jar hello.jar --main-class Hello --add-launcher Baz2=./test/Baz2.properties --add-launcher foo=./test/foo.properties --add-launcher Bar=./test/Bar.properties --verbose](34) exited with 0 code (edited) 

as you see  jpackage command returned 134 instead of 0.