Target AfterBuild:
Task "Using task CreateItem from Microsoft.Build.Tasks.CreateItem, Microsoft.Build.Tasks.v4.0, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a
/Users/thill/Projects/libgit2sharp/LibGit2Sharp/CopyNativeDependencies.targets: error : Error executing task CreateItem: Invalid path
Error executing task CreateItem: System.ArgumentException: Invalid path
  at System.IO.Path.GetDirectoryName (System.String path) [0x00000] in <filename unknown>:0
  at Microsoft.Build.BuildEngine.DirectoryScanner.ProcessInclude (ITaskItem include_item, System.Collections.Generic.Dictionary`2 excludedItems, System.Collections.Generic.List`1 includedItems) [0x00000] in <filename unknown>:0
  at Microsoft.Build.BuildEngine.DirectoryScanner.Scan () [0x00000] in <filename unknown>:0
  at Microsoft.Build.Tasks.CreateItem.Execute () [0x00000] in <filename unknown>:0
  at Microsoft.Build.BuildEngine.TaskEngine.Execute () [0x00000] in <filename unknown>:0
  at Microsoft.Build.BuildEngine.BuildTask.Execute () [0x00000] in <filename unknown>:0

Task "CreateItem" execution -- FAILED
Done building target "AfterBuild" in project "/Users/thill/Projects/libgit2sharp/LibGit2Sharp.Tests/LibGit2Sharp.Tests.csproj".-- FAILED
Sone building target "AfterBuild" in project "/Users/thill/Projects/libgit2sharp/LibGit2Sharp.Tests/LibGit2Sharp.Tests.csproj" ("/Users/thill/Projects/libgit2sharp/LibGit2Sharp/CopyNativeDependencies.targets"); "Build" depends on it.
Done building target "Build" in project "/Users/thill/Projects/libgit2sharp/LibGit2Sharp.Tests/LibGit2Sharp.Tests.csproj" ("/Library/Frameworks/Mono.framework/Versions/3.4.0/lib/mono/4.5/Microsoft.Common.targets").
Done building project "/Users/thill/Projects/libgit2sharp/LibGit2Sharp.Tests/LibGit2Sharp.Tests.csproj".-- FAILED

Task "MSBuild" execution -- FAILED
Done building target "Build" in project "/Users/thill/Projects/libgit2sharp/LibGit2Sharp.sln".-- FAILED
Done building target "Build" in project "/Users/thill/Projects/libgit2sharp/LibGit2Sharp.sln" ("/Users/thill/Projects/libgit2sharp/LibGit2Sharp.sln").
Done building project "/Users/thill/Projects/libgit2sharp/LibGit2Sharp.sln".-- FAILED

Task "MSBuild" execution -- FAILED
Done building target "Build" in project "/Users/thill/Projects/libgit2sharp/CI/build.msbuild".-- FAILED
Done building target "Build" in project "/Users/thill/Projects/libgit2sharp/CI/build.msbuild" ("/Users/thill/Projects/libgit2sharp/CI/build.msbuild"); "Test" depends on it.
Done building target "Test" in project "/Users/thill/Projects/libgit2sharp/CI/build.msbuild" ("/Users/thill/Projects/libgit2sharp/CI/build.msbuild"); "Deploy" depends on it.
Done building target "Deploy" in project "/Users/thill/Projects/libgit2sharp/CI/build.msbuild" ("/Users/thill/Projects/libgit2sharp/CI/build.msbuild").
Done building project "/Users/thill/Projects/libgit2sharp/CI/build.msbuild".-- FAILED

Build FAILED.
Errors:

/Users/thill/Projects/libgit2sharp/CI/build.msbuild (Deploy) ->
(Build target) ->
/Users/thill/Projects/libgit2sharp/LibGit2Sharp.sln (Build) ->
(Build target) ->
/Users/thill/Projects/libgit2sharp/LibGit2Sharp.Tests/LibGit2Sharp.Tests.csproj (default targets) ->
/Users/thill/Projects/libgit2sharp/LibGit2Sharp/CopyNativeDependencies.targets (AfterBuild target) ->

    /Users/thill/Projects/libgit2sharp/LibGit2Sharp/CopyNativeDependencies.targets: error : Error executing task CreateItem: Invalid path

     0 Warning(s)
     1 Error(s)

Time Elapsed 00:00:01.4838770