clang: error: unable to execute command: Terminated: 15 clang: error: clang frontend command failed due to signal (use -v to see invocation) Apple LLVM version 9.1.0 (clang-902.0.39.2) Target: x86_64-apple-darwin18.2.0 Thread model: posix InstalledDir: /Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin clang: note: diagnostic msg: PLEASE submit a bug report to http://developer.apple.com/bugreporter/ and include the crash backtrace, preprocessed source, and associated run script. make: *** [Objects/typeobject.o] Terminated: 15 make: *** Waiting for unfinished jobs.... make: *** [Objects/unicodeobject.o] Terminated: 15 make: *** [Python/Python-ast.o] Terminated: 15 make: *** [Python/ast.o] Terminated: 15 make: *** [Python/bltinmodule.o] Terminated: 15 make: *** [Python/ceval.o] Terminated: 15 make: *** [Python/compile.o] Terminated: 15 make: *** [Python/codecs.o] Terminated: 15 ERROR: Exiting with code: 5