Please provide a succinct description of the issue.
The compiler doesn't build under the default build.cmd

Repro steps

Provide the steps required to reproduce the problem

1. Step A
   run build.cmd after cloning repo

Expected behavior

A successful build of the visualfsharp compiler

Actual behavior

Get two error messages below:

"C:\Users\John Peter\Documents\visualfsharp\src\fsharp-proto-build.proj" (default target) (1) ->
"C:\Users\John Peter\Documents\visualfsharp\src\fsharp\FSharp.Build-proto\FSharp.Build-proto.fsproj" (Build target) (2)
->
(CallFsSrGen target) ->
C:\Users\John Peter\Documents\visualfsharp\src\scripts\fssrgen.targets(27,5): error MSB3073: The command "C:\Users\John Peter\Documents\visualfsharp\src\fsharp\FSharp.Build-proto......\packages\FSharp.Compiler.Tools.4.0.1.19\tools\fsi.exe --exec C:\Users\John Peter\Documents\visualfsharp\src\scripts\fssrgen.fsx "C:\Users\John Peter\Documents\visualfs
harp\src\fsharp\FSharp.Build\FSBuild.txt" "obj\Proto\net40\FSBuild.fs" "obj\Proto\net40\FSBuild.resx" " exited with code 9009. [C:\Users\John Peter\Documents\visualfsharp\src\fsharp\FSharp.Build-proto\FSharp.Build-proto.fsproj]

"C:\Users\John Peter\Documents\visualfsharp\src\fsharp-proto-build.proj" (default target) (1) ->
"C:\Users\John Peter\Documents\visualfsharp\src\fsharp\FSharp.Compiler-proto\FSharp.Compiler-proto.fsproj" (Build targe
t) (3) ->
C:\Users\John Peter\Documents\visualfsharp\src\scripts\fssrgen.targets(27,5): error MSB3073: The command "C:\Users\John Peter\Documents\visualfsharp\src\fsharp\FSharp.Compiler-proto......\packages\FSharp.Compiler.Tools.4.0.1.19\tools
\fsi.exe --exec C:\Users\John Peter\Documents\visualfsharp\src\scripts\fssrgen.fsx "C:\Users\John Peter\Documents\visualfsharp\src\fsharp\FSComp.txt" "obj\Proto\net40\FSComp.fs" "obj\Proto\net40\FSComp.resx" " exited with code 9009. [C:\Users\John Peter\Documents\visualfsharp\src\fsharp\FSharp.Compiler-proto\FSharp.Compiler-proto.fsproj]

Related information

Provide any related information

• Operating system - Windows 10
• Branch
• .NET Runtime, CoreCLR or Mono Version- .NET 4.6.2
• Editing Tools (e.g. Visual Studio Version) Visual Studio Enterprise 2015