configure: WARNING: --with(out)-system-ffi is ignored on this platform clang: error: unable to execute command: Terminated clang: error: clang frontend command failed due to signal (use -v to see invocation) clang version 3.9.1-17ubuntu1 (tags/RELEASE_391/rc2) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin clang: note: diagnostic msg: PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script. make: *** [Python/ast_opt.o] Terminated make: *** Waiting for unfinished jobs.... clang: error: unable to execute command: Terminated clang: error: clang frontend command failed due to signal (use -v to see invocation) clang version 3.9.1-17ubuntu1 (tags/RELEASE_391/rc2) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin clang: note: diagnostic msg: PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script. make: *** [Objects/unicodeobject.o] Terminated make: *** [Python/ast_unparse.o] Terminated Terminated cpython/3.7.9: ERROR: Package '12e5fbc2e1542d54b2ece48449224e28574876ae' build failed cpython/3.7.9: WARN: Build folder /home/conan/w/cci_PR-1510/.conan/data/cpython/3.7.9/_/_/build/12e5fbc2e1542d54b2ece48449224e28574876ae ERROR: Exiting with code: 5