Travis CI failed to deploy because /build directory is not found
cd /tmp/d20180501-4868-ecxu91/work
rsync: change_dir "/home/travis/build/MindongLab/foochow-idioms/build" failed: No such file or directory (2)
rsync error: some files/attrs were not transferred (see previous errors) (code 23) at main.c(1183) [sender=3.1.0]
Could not copy /home/travis/build/MindongLab/foochow-idioms/build.
/build
directory is not foundNo idea why it worked before.