exit status: 134 with stderr:
error type should not appear in IRGen UNREACHABLE executed at /home/buildnode/jenkins/workspace/oss-swift-package-linux-ubuntu-16_04/swift/lib/IRGen/MetadataRequest.cpp:1230! Stack dump: 0. Program arguments: /usr/bin/swift -frontend -interpret - -disable-objc-interop -I /Libraries/.build/x86_64-unknown-linux/debug -I /Libraries/.build/checkouts/swift-nio-b68c973e/Sources/CNIOZlib/include -I /Libraries/.build/checkouts/swift-nio-b68c973e/Sources/CNIOHTTPParser/include -I /Libraries/.build/checkouts/swift-nio-ssl-93eb7dfa/Sources/CNIOOpenSSL/include -I /Libraries/.build/checkouts/crypto-36ec1aea/Sources/libbcrypt/include -I /Libraries/.build/checkouts/swift-nio-b68c973e/Sources/CNIOSHA1/include -I /Libraries/.build/checkouts/swift-nio-b68c973e/Sources/CNIOAtomics/include -I /Libraries/.build/checkouts/swift-nio-b68c973e/Sources/CNIODarwin/include -I /Libraries/.build/checkouts/swift-nio-b68c973e/Sources/CNIOLinux/include -I /Libraries/.build/checkouts/SwiftBacktrace-fcbf89ea/Sources/CSwiftBacktrace/include -I /Libraries/.build/checkouts/SwiftBacktrace-fcbf89ea/Sources/Clibunwind/include -module-cache-path /Libraries/.build/x86_64-unknown-linux/debug/ModuleCache -D DEBUG -Xcc -fmodule-map-file=/Libraries/.build/x86_64-unknown-linux/debug/CNIOZlib.build/module.modulemap -Xcc -fmodule-map-file=/Libraries/.build/x86_64-unknown-linux/debug/CNIOHTTPParser.build/module.modulemap -Xcc -fmodule-map-file=/Libraries/.build/x86_64-unknown-linux/debug/CNIOOpenSSL.build/module.modulemap -Xcc -fmodule-map-file=/Libraries/.build/checkouts/swift-nio-ssl-support-a3e27b6f/module.modulemap -Xcc -fmodule-map-file=/Libraries/.build/checkouts/crypto-36ec1aea/Sources/libbcrypt/include/module.modulemap -Xcc -fmodule-map-file=/Libraries/.build/x86_64-unknown-linux/debug/CNIOSHA1.build/module.modulemap -Xcc -fmodule-map-file=/Libraries/.build/x86_64-unknown-linux/debug/CNIOAtomics.build/module.modulemap -Xcc -fmodule-map-file=/Libraries/.build/x86_64-unknown
stderr.txt
https://file.io/auV1k2