[INFO] fetching crate prefer-dynamic 0.2.1... [INFO] checking prefer-dynamic-0.2.1 against master#2a023bf80a6fbd6a06d5460a34eb247b986286ed for pr-143764 [INFO] extracting crate prefer-dynamic 0.2.1 into /workspace/builds/worker-4-tc1/source unable to download prefer-dynamic version 0.2.1 Caused by: unexpected end of file