[INFO] fetching crate prefix_sum 0.1.0...
[INFO] checking prefix_sum-0.1.0 against master#613bdd49978298648ed05ace086bd1ecad54b44a for pr-136458
[INFO] extracting crate prefix_sum 0.1.0 into /workspace/builds/worker-5-tc1/source


unable to download prefix_sum version 0.1.0

Caused by:
    0: failed to unpack `prefix_sum-0.1.0/src/sum2d.rs` into `/workspace/builds/worker-5-tc1/source/src/sum2d.rs`
    1: No space left on device (os error 28)