[INFO] cloning repository https://github.com/SchoolOfFreelancing/PolkaDot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SchoolOfFreelancing/PolkaDot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchoolOfFreelancing%2FPolkaDot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchoolOfFreelancing%2FPolkaDot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eba3eeae646809f0a51fd592e0bc25320bab6dae
[INFO] checking SchoolOfFreelancing/PolkaDot against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchoolOfFreelancing%2FPolkaDot" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SchoolOfFreelancing/PolkaDot on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SchoolOfFreelancing/PolkaDot
[INFO] finished tweaking git repo https://github.com/SchoolOfFreelancing/PolkaDot
[INFO] tweaked toml for git repo https://github.com/SchoolOfFreelancing/PolkaDot written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/SchoolOfFreelancing/PolkaDot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/reed-solomon-erasure`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/slog-async`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slog_derive v0.1.1
[INFO] [stderr]   Downloaded hex-literal-impl v0.2.0
[INFO] [stderr]   Downloaded parity-util-mem v0.2.0
[INFO] [stderr]   Downloaded zeroize_derive v0.9.3
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.2.3
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded trie-root v0.15.0
[INFO] [stderr]   Downloaded getrandom v0.1.8
[INFO] [stderr]   Downloaded ws v0.8.1
[INFO] [stderr]   Downloaded primitive-types v0.5.0
[INFO] [stderr]   Downloaded parity-scale-codec v1.0.5
[INFO] [stderr]   Downloaded pretty_assertions v0.5.1
[INFO] [stderr]   Downloaded rocksdb v0.10.1
[INFO] [stderr]   Downloaded memrange v0.1.3
[INFO] [stderr]   Downloaded syn v0.15.43
[INFO] [stderr]   Downloaded bstr v0.2.6
[INFO] [stderr]   Downloaded bitvec v0.14.0
[INFO] [stderr]   Downloaded theban_interval_tree v0.7.1
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.2
[INFO] [stderr]   Downloaded parity-scale-codec-derive v1.0.2
[INFO] [stderr]   Downloaded impl-codec v0.4.0
[INFO] [stderr]   Downloaded uint v0.8.1
[INFO] [stderr]   Downloaded trie-db v0.15.0
[INFO] [stderr]   Downloaded fixed-hash v0.4.0
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.25
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded web-sys v0.3.25
[INFO] [stderr]   Downloaded jsonrpc-core v12.2.0
[INFO] [stderr]   Downloaded jsonrpc-pubsub v12.2.0
[INFO] [stderr]   Downloaded hex-literal v0.2.0
[INFO] [stderr]   Downloaded futures-timer v0.2.1
[INFO] [stderr]   Downloaded libp2p-websocket v0.11.0
[INFO] [stderr]   Downloaded jsonrpc-server-utils v12.2.0
[INFO] [stderr]   Downloaded hash256-std-hasher v0.15.0
[INFO] [stderr]   Downloaded tokio-rustls v0.10.0-alpha.4
[INFO] [stderr]   Downloaded libp2p-deflate v0.3.0
[INFO] [stderr]   Downloaded jsonrpc-client-transports v12.2.0
[INFO] [stderr]   Downloaded libp2p-floodsub v0.11.0
[INFO] [stderr]   Downloaded webpki-roots v0.16.0
[INFO] [stderr]   Downloaded substrate-wasm-builder-runner v1.0.2
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded jsonrpc-ws-server v12.2.0
[INFO] [stderr]   Downloaded memory-db v0.15.0
[INFO] [stderr]   Downloaded libp2p-core-derive v0.11.0
[INFO] [stderr]   Downloaded libp2p-dns v0.11.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.11.0
[INFO] [stderr]   Downloaded spin v0.5.1
[INFO] [stderr]   Downloaded libp2p-tcp v0.11.0
[INFO] [stderr]   Downloaded libp2p-uds v0.11.0
[INFO] [stderr]   Downloaded parity-multiaddr v0.5.0
[INFO] [stderr]   Downloaded jsonrpc-core-client v12.2.0
[INFO] [stderr]   Downloaded libp2p-mplex v0.11.0
[INFO] [stderr]   Downloaded hash-db v0.15.0
[INFO] [stderr]   Downloaded jsonrpc-http-server v12.2.0
[INFO] [stderr]   Downloaded libp2p-plaintext v0.11.0
[INFO] [stderr]   Downloaded libp2p-ratelimit v0.11.0
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.4.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.11.0
[INFO] [stderr]   Downloaded zeroize v0.9.3
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.48
[INFO] [stderr]   Downloaded wasm-timer v0.1.2
[INFO] [stderr]   Downloaded strum v0.15.0
[INFO] [stderr]   Downloaded strum_macros v0.15.0
[INFO] [stderr]   Downloaded sysinfo v0.9.1
[INFO] [stderr]   Downloaded jsonrpc-derive v12.2.0
[INFO] [stderr]   Downloaded libp2p-swarm v0.1.0
[INFO] [stderr]   Downloaded libp2p-identify v0.11.0
[INFO] [stderr]   Downloaded shared_memory v0.8.2
[INFO] [stderr]   Downloaded substrate-bip39 v0.3.1
[INFO] [stderr]   Downloaded soketto v0.2.2
[INFO] [stderr]   Downloaded ipnet v2.0.0
[INFO] [stderr]   Downloaded libp2p-noise v0.9.0
[INFO] [stderr]   Downloaded libp2p-secio v0.11.0
[INFO] [stderr]   Downloaded libp2p-ping v0.11.0
[INFO] [stderr]   Downloaded libp2p v0.11.0
[INFO] [stderr]   Downloaded miniz_oxide v0.3.1
[INFO] [stderr]   Downloaded libp2p-core v0.11.0
[INFO] [stderr]   Downloaded dlmalloc v0.1.3
[INFO] [stderr]   Downloaded schnorrkel v0.8.4
[INFO] [stderr]   Downloaded finality-grandpa v0.9.0
[INFO] [stderr]   Downloaded wasmi v0.5.0
[INFO] [stderr]   Downloaded libp2p-kad v0.11.0
[INFO] [stderr]   Downloaded nix v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 79f361277479052150d3691c1e980da360e15215db6d49790390c99e7fdf1fa1
[INFO] running `Command { std: "docker" "start" "-a" "79f361277479052150d3691c1e980da360e15215db6d49790390c99e7fdf1fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79f361277479052150d3691c1e980da360e15215db6d49790390c99e7fdf1fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79f361277479052150d3691c1e980da360e15215db6d49790390c99e7fdf1fa1", kill_on_drop: false }`
[INFO] [stdout] 79f361277479052150d3691c1e980da360e15215db6d49790390c99e7fdf1fa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d359c06b3f7e4c63c1a2194f075a8e8fd4765f3182790807ed6b567efc523289
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d359c06b3f7e4c63c1a2194f075a8e8fd4765f3182790807ed6b567efc523289", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "d359c06b3f7e4c63c1a2194f075a8e8fd4765f3182790807ed6b567efc523289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d359c06b3f7e4c63c1a2194f075a8e8fd4765f3182790807ed6b567efc523289", kill_on_drop: false }`
[INFO] [stdout] d359c06b3f7e4c63c1a2194f075a8e8fd4765f3182790807ed6b567efc523289