org.codehaus.groovy.control.MultipleCompilationErrorsException: startup failed:
/home/jU8Tzi/prog.groovy: 1: illegal string body character after dollar sign;
solution: either escape a literal dollar sign "\$5" or bracket the value expression "${5}" @ line 1, column 114.
a7b032491ee9d2f662\n1".matches("^https:\
^
1 error