[INFO] fetching crate varstack 0.2.4...
[INFO] checking varstack-0.2.4 against master#d8810e3e2dab96778d20dd6d746ff95465515509 for pr-137033
[INFO] extracting crate varstack 0.2.4 into /workspace/builds/worker-5-tc1/source


unable to download varstack version 0.2.4

Caused by:
    unexpected end of file