add FillArrays@0.8.2
 Resolving package versions...
ERROR: Unsatisfiable requirements detected for package CuArrays [3a865a2d]:
 CuArrays [3a865a2d] log:
 ├─possible versions are: [0.2.1, 0.3.0, 0.4.0, 0.5.0, 0.6.0-0.6.2, 0.7.0-0.7.3, 0.8.0-0.8.1, 0.9.0-0.9.1, 1.0.0-1.0.2, 1.1.0, 1.2.0-1.2.1, 1.3.0, 1.4.0-1.4.7, 1.5.0, 1.6.0] or uninstalled
 ├─restricted by compatibility requirements with Flux [587475ba] to versions: [1.2.0-1.2.1, 1.3.0]
 │ └─Flux [587475ba] log:
 │   ├─possible versions are: [0.4.1, 0.5.0-0.5.4, 0.6.0-0.6.10, 0.7.0-0.7.3, 0.8.0-0.8.3, 0.9.0, 0.10.0] or uninstalled
 │   └─restricted to versions 0.9.0 by an explicit requirement, leaving only versions 0.9.0
 └─restricted by compatibility requirements with GPUArrays [0c68f7d7] to versions: [0.2.1, 0.3.0, 0.4.0, 0.5.0, 0.6.0-0.6.2, 0.7.0-0.7.3, 1.4.2-1.4.7, 1.5.0, 1.6.0] or uninstalled — no versions left
   └─GPUArrays [0c68f7d7] log:
     ├─possible versions are: [0.3.0-0.3.4, 0.4.0-0.4.2, 0.5.0, 0.6.0-0.6.1, 0.7.0-0.7.2, 1.0.0-1.0.4, 2.0.0-2.0.1] or uninstalled
     ├─restricted by compatibility requirements with FillArrays [1a297f60] to versions: [0.3.0, 0.7.0, 2.0.0-2.0.1] or uninstalled
     │ └─FillArrays [1a297f60] log:
     │   ├─possible versions are: [0.2.0-0.2.1, 0.3.0, 0.4.0, 0.5.0, 0.6.0-0.6.4, 0.7.0-0.7.4, 0.8.0-0.8.2] or uninstalled
     │   └─restricted to versions 0.8.2 by an explicit requirement, leaving only versions 0.8.2
     └─restricted by compatibility requirements with Adapt [79e6a3ab] to versions: [0.3.0-0.3.4, 0.4.0-0.4.2, 0.5.0, 1.0.0-1.0.4, 2.0.0-2.0.1] or uninstalled, leaving only versions: [0.3.0, 2.0.0-2.0.1] or uninstalled
       └─Adapt [79e6a3ab] log:
         ├─possible versions are: [0.3.0-0.3.1, 0.4.0-0.4.2, 1.0.0] or uninstalled
         └─restricted by compatibility requirements with DiffEqFlux [aae7a2af] to versions: 1.0.0
           └─DiffEqFlux [aae7a2af] log:
             ├─possible versions are: [0.0.1, 0.1.0, 0.2.0, 0.3.0, 0.4.0, 0.5.0-0.5.2, 0.6.0-0.6.1, 0.7.0, 0.8.0-0.8.1, 0.9.0, 0.10.0-0.10.2] or uninstalled
             └─restricted to versions 0.10.2 by an explicit requirement, leaving only versions 0.10.2