se https://travis-ci.org/github/camel-tooling/camel-language-server/jobs/720554049#L163-L169
Installing openjdk14
164$ export JAVA_HOME=~/openjdk14
165$ export PATH="$JAVA_HOME/bin:$PATH"
166$ ~/bin/install-jdk.sh --target "/home/travis/openjdk14" --workspace "/home/travis/.cache/install-jdk" --feature "14" --license "GPL" --cacerts
167Ignoring license option: GPL -- using GPLv2+CE by default
168install-jdk.sh 2020-06-02
169The command "~/bin/install-jdk.sh --target "/home/travis/openjdk14" --workspace "/home/travis/.cache/install-jdk" --feature "14" --license "GPL" --cacerts" failed and exited with 56 during .