/Library/Developer/Toolchains/swift-DEVELOPMENT-SNAPSHOT-2016-02-08-a.xctoolchain/usr/bin/swiftc --driver-mode=swift -I /Library/Developer/Toolchains/swift-DEVELOPMENT-SNAPSHOT-2016-02-08-a.xctoolchain/usr/lib/swift/pm -L /Library/Developer/Toolchains/swift-DEVELOPMENT-SNAPSHOT-2016-02-08-a.xctoolchain/usr/lib/swift/pm -lPackageDescription -target x86_64-apple-macosx10.10 /Users/USER/Developer/swiftweb/Clones/swift-package-manager/Package.swift
/Users/USER/Developer/swiftweb/Clones/swift-package-manager/Package.swift:60:13: error: use of unresolved identifier 'Product'
let dylib = Product(name: "PackageDescription", type: .Library(.Dynamic), modules: "PackageDescription")
            ^~~~~~~
/Users/USER/Developer/swiftweb/Clones/swift-package-manager/Package.swift:62:1: error: use of unresolved identifier 'products'
products.append(dylib)
^~~~~~~~
swift-build: error: exit(1): ["/Library/Developer/Toolchains/swift-DEVELOPMENT-SNAPSHOT-2016-02-08-a.xctoolchain/usr/bin/swiftc", "--driver-mode=swift", "-I", "/Library/Developer/Toolchains/swift-DEVELOPMENT-SNAPSHOT-2016-02-08-a.xctoolchain/usr/lib/swift/pm", "-L", "/Library/Developer/Toolchains/swift-DEVELOPMENT-SNAPSHOT-2016-02-08-a.xctoolchain/usr/lib/swift/pm", "-lPackageDescription", "-target", "x86_64-apple-macosx10.10", "/Users/USER/Developer/swiftweb/Clones/swift-package-manager/Package.swift"]