[Runtime Issue]: Quitting the game causes “Debug Assertion Failed! `_CrtlsValidHeapPointer(block)`”

[Jayman2000]

Build Version

v1.5 a059b14677204681030d41706b8296962cbb9be8

Operating System Environment

• [ ] Microsoft Windows (32-bit)
• [X] Microsoft Windows (64-bit)
• [ ] Mac OS X
• [ ] Linux (specify distribution and version below)

CPU Environment

• [ ] x86 (32-bit Intel/AMD)
• [X] x86_64 (64-bit Intel/AMD)
• [ ] ARM (32-bit)
• [ ] ARM64 (64-bit; sometimes called AArch64)
• [ ] Other (RISC V, PPC...)

Game Modes Affected

• [X] Single player
• [X] Anarchy
• [X] Hyper-Anarchy
• [X] Robo-Anarchy
• [X] Team Anarchy
• [X] Capture the Flag
• [X] Bounty
• [X] Entropy
• [X] Hoard
• [X] Monsterball
• [X] Cooperative

Game Environment

I’m using game data from the Windows Dual-Jewel version of Descent 3 v1.4.

Description

When I quit the game, this message appears:

Regression Status

I don’t know.

Steps to Reproduce

1. Run Descent3 -nointro -pilot <pilot-name>
2. Wait for the main menu to load.
3. Press Q.
4. Press Y.

[pzychotic]

This seems to be introduced by #436. Disabling the CMake option ENABLE_MEM_RTL fixes the problem for me.