Print disk usage if not freeing disk space

Author: ChrisDenton

.github/workflows/ci.yml

@@ -109,12 +109,6 @@ jobs:
             echo "$HOME/.cargo/bin" >> $GITHUB_PATH
           fi
 
-      # Always print disk usage, even for jobs that don't free up disk space.
-      - name: print disk usage
-        run: |
-          echo "disk usage:"
-          df -h
-
       - name: disable git crlf conversion
         run: git config --global core.autocrlf false
 
@@ -131,6 +125,13 @@ jobs:
         run: src/ci/scripts/free-disk-space.sh
         if: matrix.free_disk
 
+      # If we don't need to free up disk space then just report how much space we have
+      - name: print disk usage
+        run: |
+          echo "disk usage:"
+          df -h
+        if: !matrix.free_disk
+
       # Rust Log Analyzer can't currently detect the PR number of a GitHub
       # Actions build on its own, so a hint in the log message is needed to
       # point it in the right direction.