These are the two lines after the error code in the log report:
Exception code: C0000005 ACCESS_VIOLATION at BEC7D2BD
graphics: D3D11, Device: NVIDIA GeForce GTX 980 Ti
resolution: 1920x1080x32
This is the Arma 3 log report that I created afterwards:
https://www.dropbox.com/s/rw2rvn51pbgil20/ArmaReport_Log_20160712T183915_David.zip?dl=0