[omochi@omochi-iMacPro swift-DEVELOPMENT-SNAPSHOT-2022-08-18-a.xctoolchain]$ find . | grep XCTest
なさそうswift test
なら通るんだよね、そもそも。swift test --filter foo
するとXCTestが見つからなくなる'/Users/ec2-user/jenkins/workspace/oss-swift-package-macos/build/buildbot_osx/intermediate-install/macosx-x86_64/Applications/Xcode.app/Contents/Developer/Toolchains/swift-DEVELOPMENT-SNAPSHOT-2022-08-18-a.xctoolchain/usr/lib/swift/macosx/../../swift-5.5/macosx/XCTest.framework/Versions/A/XCTest' (no such file),