       "-driver-emit-fine-grained-dependency-dot-file-after-every-import",
     ])
     removeDotFiles()
-    tryTouchingOther(extraArguments: [
+    try tryTouchingOther(extraArguments: [
       "-driver-emit-fine-grained-dependency-dot-file-after-every-import",
     ])
 

  }
  private func tryTouchingOther(checkDiagnostics: Bool = false,
                        extraArguments: [String] = []
  ) {
    touch("other")
    try! doABuild(
      "non-propagating",
      checkDiagnostics: checkDiagnostics,
      extraArguments: extraArguments,

                extraArguments: [String],
                expectingRemarks texts: [String],
                whenAutolinking: [String]
  ) throws -> Driver {
    try doABuild(
      message,
      checkDiagnostics: checkDiagnostics,
