anchor.diff:                  |> List.distinct
               let libDirs = mscorlibDir :: references
               let targetApiDir = docsApiDir cfg.DocsOutputDirectory.FullName @@ IO.Path.GetFileNameWithoutExtension(projInfo.TargetPath.Name)
  -
               let generatorOutput =
                   MetadataFormat.Generate(
                       projInfo.TargetPath.FullName,
  
positive.code:                     libDirs
                      |> Array.map(fun fi -> fi.DirectoryName)
                      |> Array.distinct
                      |> Array.map(sprintf "-I:%s")
                  let runtimeDeps =
                      [|
                          "-r:System.Runtime"
  
negative.code:             WebServer.serveDocs config.DocsOutputDirectory.FullName
          0
      with e ->
          eprintfn "Fatal error: %A" e
          1
  