Buildkite: Attempt to fix CUDA install

.buildkite/pipeline.yaml

@@ -7,7 +7,7 @@ steps:
     matrix:
       setup:
         julia_version:
-          - "1.6"
+          - "1.7" # For Pkg artifact selection
         cuda_version:
           - "10.2"
           - "11.3"
@@ -17,11 +17,12 @@ steps:
       - JuliaCI/julia-test#v1: ~
     env:
       CUDA_VERSION: "{{matrix.cuda_version}}"
+      JULIA_DEBUG: Pkg
     command: |
       CUDA_VERSION_MAJOR_MINOR=$$(echo $$CUDA_VERSION | cut -d . -f 1-2)
-      TMP_PROJECT=$$(mktemp -d)
-      cd $$TMP_PROJECT
-      touch Project.toml
+      # TMP_PROJECT=$$(mktemp -d)
+      # cd $$TMP_PROJECT
+      # touch Project.toml
       cat <<EOT > LocalPreferences.toml
       [CUDA_Runtime_jll]
       version = "$$CUDA_VERSION_MAJOR_MINOR"
@@ -37,12 +38,14 @@ steps:
         else
             Pkg.add(name="CUDA_Runtime_jll")
         end
+        Pkg.add(name="CEnum", version="0.4") # To support CUDA v2.5
+
         using CUDA_Runtime_jll
         println(CUDA_Runtime_jll.artifact_dir)
       '`
 
       ls -1 $$CUDA_RUNTIME_ROOT/lib/libcudart*
       export LD_LIBRARY_PATH=$$CUDA_RUNTIME_ROOT/lib
 
-      cd $$BUILDKITE_BUILD_CHECKOUT_PATH
+      # cd $$BUILDKITE_BUILD_CHECKOUT_PATH
     timeout_in_minutes: 60