How to reproduce:
1. Open the project attached by the user

Reproducible with: 2019.4.17f1, 2020.1.11f1, 2020.2.0b9, 2021.1.0a5

First lines of the stacktrace:
Thread 0x700008f1a000 may have been prematurely finalized
#0 0x0000010a2f229d in Socket::WaitForAvailableRecvData(long)
Thread 0x700008f1a000 may have been prematurely finalized
#1 0x00700008f197e0 in (Unknown)
Thread 0x700008f1a000 may have been prematurely finalized
#2 0x0000010a2f2189 in SocketStream::SendAll(void const*, unsigned long, long)
Thread 0x700008f1a000 may have been prematurely finalized
#3 0x0000010c2b2cab in shadercompiler::WriteLine(ShaderCompilerConnection&, core::basic_string<char, core::StringStorageDefault<char> > const&)

Thread 0x70000bd67000 may have been prematurely finalized
#0 0x007fff6e8fe5ad in pthread_mutex_lock
Thread 0x70000bd67000 may have been prematurely finalized
#1 0x0000010b6a6111 in CompileKernelVariantJobForEach(KernelCompileJobData*, unsigned int)
Thread 0x70000bd67000 may have been prematurely finalized
#2 0x0000010a328dd0 in JobQueue::Exec(JobInfo*, long long, int, bool)
Thread 0x70000bd67000 may have been prematurely finalized
#3 0x0000010a3293f3 in JobQueue::Steal(JobGroup*, JobInfo*, long long, int, bool, bool)

Thread 0x7000029d7000 may have been prematurely finalized
#0 0x0000010e00d5fb in GfxDeviceMetalBase::CommonDrawSetup(VertexDeclarationMetal*, GfxBuffer* const*, unsigned int const*, int, GfxPrimitiveType, bool)
Thread 0x7000029d7000 may have been prematurely finalized
#1 0x0000010e015ba7 in non-virtual thunk to GfxDeviceMetalBase::DrawBufferRangesPlatform(GfxBuffer*, unsigned int, GfxBuffer* const*, unsigned int const*, int, DrawBuffersRange const*, int, VertexDeclaration*, unsigned long, int)
Thread 0x7000029d7000 may have been prematurely finalized
#2 0x0000010c3440c9 in SinglePassStereoSupportExt::DrawBuffersStereo(GfxBuffer*, unsigned int, GfxBuffer* const*, unsigned int const*, int, DrawBuffersRange const*, int, VertexDeclaration*, unsigned long)
Thread 0x7000029d7000 may have been prematurely finalized
#3 0x0000010e00daa5 in GfxDeviceMetalBase::DrawBuffers(GfxBuffer*, unsigned int, GfxBuffer* const*, unsigned int const*, int, DrawBuffersRange const*, int, VertexDeclaration*)

Notes:
- Doesn't reproduce on Windows
- Doesn't happen with any WWise project and we currently don't know what specifically has to happen to trigger this
- Tested on 10.15.6