[INFO] crate futures-zmq 0.4.0 is already in cache
[INFO] extracting crate futures-zmq 0.4.0 into work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/futures-zmq/0.4.0
[ERROR] this task or one of its parent failed!
[ERROR] unable to download futures-zmq version 0.4.0
[ERROR] caused by: failed to unpack `futures-zmq-0.4.0/src/polling/mod.rs` into `work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/futures-zmq/0.4.0/src/polling/mod.rs`
[ERROR]