Hello, This occurred on the current master branch (92951bf46c42021f6f6521839c9c4ff2f88b8386), building PHP using an emulated armhf-linux system.
Here's the failed test summary: ===================================================================== FAILED TEST SUMMARY --------------------------------------------------------------------- Concatenating many small strings should not slowdown allocations [Zend/tests/concat_003.phpt] pcntl_unshare() with CLONE_NEWUSER [ext/pcntl/tests/pcntl_unshare_01.phpt] Compiled regex cache limit [ext/pcre/tests/cache_limit.phpt] mixed socket_getopt( resource $socket , int $level , int $optname ) ; [ext/sockets/tests/socket_getopt.phpt] Error during socket_sendmsg() or socket_recvmsg() [ext/sockets/tests/socket_sendrecvmsg_error.phpt] Check cli_process_title support on Unix [sapi/cli/tests/cli_process_title_unix.phpt] FPM: Main invocation with prefix [sapi/fpm/tests/main-global-prefix.phpt] FPM: Pool prefix [sapi/fpm/tests/pool-prefix.phpt] ===================================================================== Thanks, Maxim