Gently kill em all

Author: polytypic

travis-ci

@@ -137,3 +137,6 @@ if [ "$TRAVIS_OS_NAME" = osx ]; then
   [ "$FORMAT_CHECK" = 0 ] || folded ... finish FORMAT_INSTALL_PID
   [ "$FORMAT_CHECK" = 0 ] || folded 'Format check' format-check
 fi
+
+# shellcheck disable=SC2046
+kill $(ps -xf | grep -o "^ \\+[0-9]\\+ \\+\\([0-9]\\+\\) \\+$$" | sed -e 's#^ *[0-9]* *##g' -e 's# *[0-9]*$##g')