[INFO] cloning repository https://github.com/en/cennznet-nbns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/en/cennznet-nbns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fen%2Fcennznet-nbns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fen%2Fcennznet-nbns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8737cd75d3894e2a090849877474f551072fd57a
[INFO] checking en/cennznet-nbns against master#e1ac0fa95ba15221ee195647cb12464df3164513 for pr-126090
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fen%2Fcennznet-nbns" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/en/cennznet-nbns on toolchain e1ac0fa95ba15221ee195647cb12464df3164513
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e1ac0fa95ba15221ee195647cb12464df3164513" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/en/cennznet-nbns
[INFO] finished tweaking git repo https://github.com/en/cennznet-nbns
[INFO] tweaked toml for git repo https://github.com/en/cennznet-nbns written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/en/cennznet-nbns already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e1ac0fa95ba15221ee195647cb12464df3164513" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/cennznet/plug-blockchain.git`
[INFO] [stderr]     Updating git repository `https://github.com/cennznet/cennznet`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/parity-common`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded twox-hash v1.4.2
[INFO] [stderr]   Downloaded trie-root v0.12.4
[INFO] [stderr]   Downloaded cc v1.0.26
[INFO] [stderr]   Downloaded hash-db v0.12.4
[INFO] [stderr]   Downloaded subtle v2.1.1
[INFO] [stderr]   Downloaded wasmi v0.4.5
[INFO] [stderr]   Downloaded schnorrkel v0.1.1
[INFO] [stderr]   Downloaded substrate-bip39 v0.2.2
[INFO] [stderr]   Downloaded hashmap_core v0.1.10
[INFO] [stderr]   Downloaded quick-error v0.1.4
[INFO] [stderr]   Downloaded slog-scope v4.1.2
[INFO] [stderr]   Downloaded libp2p-yamux v0.7.0
[INFO] [stderr]   Downloaded memory-db v0.12.4
[INFO] [stderr]   Downloaded hash256-std-hasher v0.12.4
[INFO] [stderr]   Downloaded environmental v1.0.1
[INFO] [stderr]   Downloaded integer-sqrt v0.1.2
[INFO] [stderr]   Downloaded unsigned-varint v0.2.2
[INFO] [stderr]   Downloaded impl-serde v0.1.1
[INFO] [stderr]   Downloaded trie-db v0.12.4
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]   Downloaded malloc_size_of_derive v0.1.0
[INFO] [stderr]   Downloaded parity-util-mem v0.1.0
[INFO] [stderr]   Downloaded libp2p-uds v0.7.0
[INFO] [stderr]   Downloaded parity-multihash v0.1.3
[INFO] [stderr]   Downloaded libp2p-websocket v0.7.0
[INFO] [stderr]   Downloaded nohash-hasher v0.1.1
[INFO] [stderr]   Downloaded libp2p-dns v0.7.0
[INFO] [stderr]   Downloaded libp2p-plaintext v0.7.0
[INFO] [stderr]   Downloaded crypto-mac v0.6.2
[INFO] [stderr]   Downloaded paste v0.1.5
[INFO] [stderr]   Downloaded pwasm-utils v0.6.2
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.2
[INFO] [stderr]   Downloaded sysinfo v0.8.6
[INFO] [stderr]   Downloaded clang-sys v0.26.4
[INFO] [stderr]   Downloaded snow v0.5.2
[INFO] [stderr] error: failed to unpack package `snow v0.5.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack entry at `snow-0.5.2/src/constants.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/snow-0.5.2/src/constants.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack `snow-0.5.2/src/constants.rs` into `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/snow-0.5.2/src/constants.rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.