Can't install apps as instructed. make bootstrap - Skipping secrets. about ios-oss HOT 6 CLOSED

Unrecognized command: '.'. See `carthage help`.

Available commands:

   archive           Archives built frameworks into a zip that Carthage can use
   bootstrap         Check out and build the project's dependencies
   build             Build the project's dependencies
   checkout          Check out the project's dependencies
   copy-frameworks   In a Run Script build phase, copies each framework specified by a SCRIPT_INPUT_FILE and/or SCRIPT_INPUT_FILE_LIST environment variables into the built app bundle
   fetch             Clones or fetches a Git repository ahead of time
   help              Display general or command-specific help
   outdated          Check for compatible updates to the project's dependencies
   update            Update and rebuild the project's dependencies
   validate          Validate that the versions in Cartfile.resolved are compatible with the Cartfile requirements
   version           Display the current version of Carthage

$ bin/carthage.sh bootstrap --platform iOS
*** Checking out AlamofireImage at "4.1.0"
*** Checking out Kickstarter-Prelude at "9118beee2b37fa5fc5a4f56502c1fa99030b9f9e"
*** Checking out ios-snapshot-test-case at "6.2.0"
*** Checking out Kickstarter-ReactiveExtensions at "2fceab5217b819986c7adf7334e27ad6e008b4b6"
*** Cloning ios-snapshot-test-case
*** Cloning AlamofireImage
*** Cloning Kickstarter-ReactiveExtensions
*** Cloning Kickstarter-Prelude
*** Checking out analytics-ios at "4.1.2"
*** Cloning analytics-ios
*** Checking out stripe-ios at "v18.0.0"
*** Cloning stripe-ios
*** Checking out ReactiveSwift at "6.5.0"
*** Cloning ReactiveSwift
*** Checking out appcenter-sdk-apple at "4.0.0"
*** Cloning appcenter-sdk-apple
*** Checking out Alamofire at "5.4.1"
*** Cloning Alamofire
*** Checking out swift-sdk at "v3.6.1"
*** Cloning swift-sdk
*** Checking out facebook-objc-sdk at "v6.5.2"
*** Cloning facebook-objc-sdk
*** xcodebuild output can be found in /var/folders/2p/kz5hwvys7pl4gjvpgyww69bh_tbwp3/T/carthage-xcodebuild.BkvW7K.log
*** Downloading binary-only framework FirebaseAnalyticsBinary at "https://dl.google.com/dl/firebase/ios/carthage/FirebaseAnalyticsBinary.json"
*** Downloading analytics-ios.framework binary at "4.1.2"
*** Downloading appcenter-sdk-apple.framework binary at "4.0.0"
*** Downloading FirebaseAnalyticsBinary.framework binary at "7.4.0"
*** Downloading facebook-objc-sdk.framework binary at "Facebook SDK v6.5.2"
*** Downloading binary-only framework FirebaseCrashlyticsBinary at "https://dl.google.com/dl/firebase/ios/carthage/FirebaseCrashlyticsBinary.json"
*** Downloading FirebaseCrashlyticsBinary.framework binary at "7.4.0"
*** Downloading binary-only framework FirebasePerformanceBinary at "https://dl.google.com/dl/firebase/ios/carthage/FirebasePerformanceBinary.json"
*** Downloading FirebasePerformanceBinary.framework binary at "7.4.0"
*** Downloading binary-only framework FirebaseProtobufBinary at "https://dl.google.com/dl/firebase/ios/carthage/FirebaseProtobufBinary.json"
*** Downloading FirebaseProtobufBinary.framework binary at "7.4.0"
*** Downloading ios-snapshot-test-case.framework binary at "6.2.0"
*** Downloading stripe-ios.framework binary at "Version 18.0.0"
***  Skipped installing ios-snapshot-test-case.framework binary due to the error:
	"Incompatible Swift version - framework was built with 5.1 (swiftlang-1100.0.270.13 clang-1100.0.33.7) and the local version is 5.3.2 (swiftlang-1200.0.45 clang-1200.0.32.28)."

    Falling back to building from the source
*** Building scheme "Alamofire iOS" in Alamofire.xcworkspace
*** Building scheme "AlamofireImage iOS" in AlamofireImage.xcworkspace
*** Building scheme "FBSnapshotTestCase iOS" in FBSnapshotTestCase.xcworkspace
*** Building scheme "Prelude-iOS" in Prelude.xcodeproj
*** Building scheme "Prelude-UIKit-iOS" in Prelude.xcodeproj
*** Building scheme "ReactiveExtensions-TestHelpers-iOS" in ReactiveExtensions.xcodeproj
*** Building scheme "ReactiveExtensions-iOS" in ReactiveExtensions.xcodeproj
*** Building scheme "ReactiveSwift-iOS" in ReactiveSwift.xcworkspace
*** Building scheme "OptimizelySwiftSDK-iOS" in OptimizelySwiftSDK.xcworkspace