How to reproduce:
1. Open the attached 'RenderTexture Bug Project.zip' project
2. Open 'SampleScene' Scene
3. Observe that the RenderTexture is present in the Game View
4. Build for Standalone

Expected result: RenderTexture is present in player
Actual result: RenderTexture disappears in player

Reproducible with: 9.0.0-preview.13, 9.0.0-preview.33(2020.1.1f1,2020.2.0a18)
Not reproducible with: 4.1.0(2018.4.26f1), 7.4.1(2019.4.6f1), 8.1.0(2020.2.0a18), 8.2.0(2020.1.1f1)

Reproducible with:
- macOS 10.15.5, 3,4 Ghz Quad-Core Intel Core i5, AMD Radeon Pro 570 4 GB
- macOS 10.15.5, 2,5 GHz Intel Core i7, AMD Radeon R9 M370X 2 GB Intel Iris Pro 1536 MB
- macOS 10.14.6, 2,5 GHz Intel Core i7, AMD Radeon R9 M370X 2 GB Intel Iris Pro 1536 MB
- Microsoft Windows Enterprise 64-bit, Intel(R) Xeon(R) W-2145 CPU @ 3.70GHz, 32GB, NVIDIA GeForce GTX 1080 8GB
- AMD Ryzen 5 2600 Six-Core Processor ; Radeon RX 580 Series Radeon RX 580 Series; Windows 10 (10.0.0) 64bit (user info)
- Microsoft Windows 10 Enterprise 64-bit, Intel(R) Core(TM) i7-8700 CPU @ 3.20GHz, NVIDIA GeForce GTX 1660 Ti 6GB

Not reproducible with:
- Microsoft Windows 10 Enterprise 64-bit, Intel(R) Xeon(R) W-2102 CPU @ 2.90GHz, Radeon (TM) Pro WX 5100
- Microsoft Windows Enterprise 64-bit, Intel(R) Core(TM) i7-8700 CPU @ 3.20GHz, NVIDIA GeForce GTX 1060 6GB
- iMac_10.14.2, i5-4570R @ 2.7GHz, Intel Iris Pro 1536 MB
- MacMini_10.15, i7-8700B @ 3.20 GHz, Intel UHD 630 1536 Mb
- Microsoft Windows Enterprise 64-bit Intel(R) Core(TM) i7-9700K CPU @ 3.60GHz 16GB NVIDIA GeForce RTX 2060 6GB
- Microsoft Windows 10 Enterprise 64-bit, AMD FX(TM)-8350 Eight-Core Processor 4.00 GHz, 16GB, NVidia GeForce GTX 960
- macOS 10.15.5, 3,4 GHz Quad-Core Intel Core i5, Radeon Pro 570 4 GB
- macOS 10.14.6, 3,4 Ghz Quad-Core Intel Core i5, AMD Radeon Pro 570 4 GB
- macOS 10.15.2, 2,9Ghz 6-Core Intel Core i9, Intel UHD Graphics 630 1536 MB

Notes:
- Reproducible with: R8G8B8A8_UNORM, R8G8B8A8_SNORM, R16G16B8A16_UNORM color format; Not reproducible with: B10G11R11_UFLOAT_PACK32 color format
- Not reproducible when Development Build flag is checked in Build Settings
- Reproducible with Mono and IL2CPP scripting backends
- Sometimes when project is built, RenderTexture also disappears in Editor