Bump Boogie to v3.0.12 (#5105)

### Description

Bump Boogie to v3.0.12. This adds features useful for debugging and
experimentation that we don't expect most people to use.

### How has this been tested?

The existing test suite covers the relevant functionality.

By submitting this pull request, I confirm that my contribution is made
under the terms of the MIT license.

Source/DafnyCore/DafnyCore.csproj

@@ -34,7 +34,7 @@
       <PackageReference Include="System.CommandLine" Version="2.0.0-beta4.22272.1" />
       <PackageReference Include="System.Runtime.Numerics" Version="4.3.0" />
       <PackageReference Include="System.Collections.Immutable" Version="1.7.1" />
-      <PackageReference Include="Boogie.ExecutionEngine" Version="3.0.11" />
+      <PackageReference Include="Boogie.ExecutionEngine" Version="3.0.12" />
       <PackageReference Include="Tomlyn" Version="0.16.2" />
   </ItemGroup>
 

customBoogie.patch

@@ -61,7 +61,7 @@ index 4a8b2f89b..a308be9bf 100644
        <PackageReference Include="System.CommandLine" Version="2.0.0-beta4.22272.1" />
        <PackageReference Include="System.Runtime.Numerics" Version="4.3.0" />
        <PackageReference Include="System.Collections.Immutable" Version="1.7.1" />
--      <PackageReference Include="Boogie.ExecutionEngine" Version="3.0.11" />
+-      <PackageReference Include="Boogie.ExecutionEngine" Version="3.0.12" />
 +      <ProjectReference Include="..\..\boogie\Source\ExecutionEngine\ExecutionEngine.csproj" />
 +      <ProjectReference Include="..\..\boogie\Source\BaseTypes\BaseTypes.csproj" />
 +      <ProjectReference Include="..\..\boogie\Source\Core\Core.csproj" />

docs/DafnyRef/Options.txt

@@ -619,12 +619,14 @@ Usage: dafny [ option ... ] [ filename ... ]
                 the SMT theory of arrays. This option allows the use of axioms instead.
   /reflectAdd   In the VC, generate an auxiliary symbol, elsewhere defined
                 to be +, instead of +.
-  /prune
-                Turn on pruning. Pruning will remove any top-level Boogie declarations 
-                that are not accessible by the implementation that is about to be verified.
-                Without pruning, due to the unstable nature of SMT solvers,
-                a change to any part of a Boogie program has the potential 
-                to affect the verification of any other part of the program.
+  /prune:<n>
+                0 - Turn off pruning.
+                1 - Turn on pruning (default). Pruning will remove any top-level
+                Boogie declarations that are not accessible by the implementation
+                that is about to be verified. Without pruning, due to the unstable
+                nature of SMT solvers, a change to any part of a Boogie program
+                has the potential to affect the verification of any other part of
+                the program.
 
                 Only use this if your program contains uses clauses
                 where required, otherwise pruning will break your program.

dotnet-tools.json

@@ -9,7 +9,7 @@
       ]
     },
     "boogie": {
-      "version": "3.0.9",
+      "version": "3.0.12",
       "commands": [
         "boogie"
       ]