Reproduction steps:
1) Download and open user's attached project
2) Build and run "Test" scene on an Android device
-- Notice that "-------- GLSL link failed, no info log provided." is thrown (in ADB)

Reproduced with:
2017.1.0a6, 5.6.0f3, 5.5.3f1, 5.4.5p1

DUT:
LG G4, Android 6.0, Adreno 418adb
Google Pixel, Android 7.1

DUT (unable to reproduce):
Samsung Galaxy S6 Edge, Android 6.0, Mali-T760
Nvidia Shield Tablet, Android 6.0, Nvidia Tegra K1

Unable to reproduce on iOS

Reproducible only with Adreno GPU

Note:
When setting Graphics API to OpenGLES 2 "-------- GLSL link failed, no info log provided." line is not thrown. But these messages still persist:
WARNING: Shader
03-31 20:20:41.499 12214 12230 D Unity : Unsupported: 'Raytraced/Dunes' - Pass 'A' has no vertex shader
03-31 20:20:41.499 12214 12230 D Unity : WARNING: Shader
03-31 20:20:41.499 12214 12230 D Unity : Unsupported: 'Raytraced/Dunes' - Setting to default shader.