When I go to inspect the file path where deadline_test_head_v1_tiles_v1_2.0000.exr is being written to, there is no data (no file) stored there:
C:\ProgramData\Thinkbox\Deadline10\workers\NAME\jobsData\6511fa505508f4981ea4d6f9\AssembledImage_tempilpI70\deadline_test_head_v1_tiles_v1_2.0000.exr