try fix travis

Author: dsyme

tests/service/ExprTests.fs

@@ -686,8 +686,13 @@ let ``Check use of type provider that provides calls to F# code`` () =
 #else
         ["Configuration", "Release"]
 #endif
-    let res =
+    let options =
         ProjectCracker.GetProjectOptionsFromProjectFile (Path.Combine(Path.Combine(__SOURCE_DIRECTORY__, "TestProject"),"TestProject.fsproj"), config)
+
+    printfn "options = %A" options
+
+    let res =
+        options
         |> checker.ParseAndCheckProject 
         |> Async.RunSynchronously
 

tests/service/TestProject/TestProject.fsproj

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -9,8 +9,8 @@
     <OutputType>Library</OutputType>
     <RootNamespace>TestProject</RootNamespace>
     <AssemblyName>TestProject</AssemblyName>
-    <TargetFrameworkVersion>v4.5.2</TargetFrameworkVersion>
-    <TargetFSharpCoreVersion>4.4.0.0</TargetFSharpCoreVersion>
+    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFSharpCoreVersion>4.3.0.0</TargetFSharpCoreVersion>
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
     <Name>TestProject</Name>
   </PropertyGroup>