Denys Vlasenko bfa1b2e8e8 randomtest fixes %!s(int64=14) %!d(string=hai) anos
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tail-n-works abe49fa54f testsuite: uniformly use $ECHO with -n -e %!s(int64=16) %!d(string=hai) anos
tail-works bfa1b2e8e8 randomtest fixes %!s(int64=14) %!d(string=hai) anos