I have this travis build
https://travis-ci.org/emeraldjava/spring-social-yammer/builds/191685784
which started failing with this error today
This job is running on container-based infrastructure, which does not allow use of 'sudo', setuid and setguid executables.
If you require sudo, add 'sudo: required' to your .travis.yml
See https://docs.travis-ci.com/user/workers/container-based-infrastructure/ for details.
$ jdk_switcher use oraclejdk8
Switching to Oracle JDK8 (java-8-oracle), JAVA_HOME will be set to /usr/lib/jvm/java-8-oracle
$ export TERM=dumb
Setting up build cache
$ export CASHER_DIR=$HOME/.casher
355.03s$ Installing caching utilities
The command "eval curl https://raw.githubusercontent.com/travis-ci/casher/production/bin/casher -L -o $CASHER_DIR/bin/casher -s --fail" failed. Retrying, 2 of 3.
The command "eval curl https://raw.githubusercontent.com/travis-ci/casher/production/bin/casher -L -o $CASHER_DIR/bin/casher -s --fail" failed. Retrying, 3 of 3.
The command "eval curl https://raw.githubusercontent.com/travis-ci/casher/production/bin/casher -L -o $CASHER_DIR/bin/casher -s --fail" failed 3 times.
The command "curl https://raw.githubusercontent.com/travis-ci/casher/production/bin/casher -L -o $CASHER_DIR/bin/casher -s --fail" failed and exited with 22 during .
Your build has been stopped.