F# does not execute do statements in Foo.fs

Bar.fs

module Bar

open Foo

do
    System.Console.WriteLine(foo)
    System.Console.WriteLine("Bar")

fableconfig.json

{
  "sourceMaps": true,
  "projFile": "./Main.fsproj",
  "rollup": {
    "dest": "./dist/Main.js",
    "format": "umd"
  }
}

Foo.fs

module Foo

let foo = "Test!"

do
    System.Console.WriteLine("Foo")

Main.fsproj

<?xml version="1.0" encoding="utf-8" standalone="yes"?>
<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
  <PropertyGroup>
    <ProjectGuid>{4057826A-1B4A-4553-832E-9570A3394346}</ProjectGuid>
  </PropertyGroup>

  <ItemGroup>
    <Compile Include="Foo.fs" />
    <Compile Include="Bar.fs" />
  </ItemGroup>

  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <SchemaVersion>2.0</SchemaVersion>
    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
    <TargetFSharpCoreVersion>4.4.0.0</TargetFSharpCoreVersion>
    <DebugSymbols>false</DebugSymbols>
    <DebugType>None</DebugType>
    <Optimize>false</Optimize>
    <Tailcalls>false</Tailcalls>
    <WarningLevel>3</WarningLevel>
  </PropertyGroup>
  <ItemGroup>
    <Reference Include="mscorlib" />
    <Reference Include="FSharp.Core, Version=$(TargetFSharpCoreVersion), Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
      <Private>True</Private>
    </Reference>
    <Reference Include="System" />
    <Reference Include="System.Core" />
    <Reference Include="System.Numerics" />
  </ItemGroup>
  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
  <Choose>
    <When Condition="Exists('$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)\FSharp\Microsoft.FSharp.Targets')">
      <PropertyGroup>
        <FSharpTargetsPath>$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)\FSharp\Microsoft.FSharp.Targets</FSharpTargetsPath>
      </PropertyGroup>
    </When>
    <Otherwise>
      <PropertyGroup Condition="Exists('$(MSBuildExtensionsPath32)\..\Microsoft SDKs\F#\4.0\Framework\v4.0\Microsoft.FSharp.Targets')">
        <FSharpTargetsPath>$(MSBuildExtensionsPath32)\..\Microsoft SDKs\F#\4.0\Framework\v4.0\Microsoft.FSharp.Targets</FSharpTargetsPath>
      </PropertyGroup>
    </Otherwise>
  </Choose>
  <Import Project="$(FSharpTargetsPath)" Condition="Exists('$(FSharpTargetsPath)')" />
</Project>