Test Case '-[SE0295PolyfillTests.JSONCodingTests test01]' started. generate: Command-SE0295.gen.swift 2021-06-07 11:16:01.228423+0900 swiftc[77103:15204344] Failed to open macho file at /Applications/Xcode12.5.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc for reading: Too many levels of symbolic links Test Case '-[SE0295PolyfillTests.JSONCodingTests test01]' passed (1.409 seconds).