[INFO] fetching crate cfg-symbol 0.0.1...
[INFO] checking cfg-symbol-0.0.1 against master#613bdd49978298648ed05ace086bd1ecad54b44a for pr-136458
[INFO] extracting crate cfg-symbol 0.0.1 into /workspace/builds/worker-5-tc1/source


unable to download cfg-symbol version 0.0.1

Caused by:
    unexpected end of file