[INFO] cloning repository https://github.com/andor0/substrate-1_0-grandpa-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andor0/substrate-1_0-grandpa-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandor0%2Fsubstrate-1_0-grandpa-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandor0%2Fsubstrate-1_0-grandpa-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef06be85ea18642e57f266f2a9bb9539ec9bca9b
[INFO] documenting andor0/substrate-1_0-grandpa-example against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandor0%2Fsubstrate-1_0-grandpa-example" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andor0/substrate-1_0-grandpa-example on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andor0/substrate-1_0-grandpa-example
[INFO] finished tweaking git repo https://github.com/andor0/substrate-1_0-grandpa-example
[INFO] tweaked toml for git repo https://github.com/andor0/substrate-1_0-grandpa-example written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/andor0/substrate-1_0-grandpa-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate.git`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/parity-common`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scrypt v0.1.2
[INFO] [stderr]   Downloaded schnorrkel v0.1.1
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[INFO] [stderr]   Downloaded uint v0.7.1
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[INFO] [stderr]   Downloaded jsonrpc-ws-server v10.1.0
[INFO] [stderr]   Downloaded jsonrpc-core v10.1.0
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[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91913684cc99c7d76a5f55d3a8a33d326535d63ba9d7c34310e63572fa460d3d
[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" "91913684cc99c7d76a5f55d3a8a33d326535d63ba9d7c34310e63572fa460d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91913684cc99c7d76a5f55d3a8a33d326535d63ba9d7c34310e63572fa460d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91913684cc99c7d76a5f55d3a8a33d326535d63ba9d7c34310e63572fa460d3d", kill_on_drop: false }`
[INFO] [stdout] 91913684cc99c7d76a5f55d3a8a33d326535d63ba9d7c34310e63572fa460d3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2a82fe364ef8f59d9d8d13cc409bd03dcd4211e67db49a6939ad997f5d4f71e
[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" "b2a82fe364ef8f59d9d8d13cc409bd03dcd4211e67db49a6939ad997f5d4f71e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.61
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling subtle v2.1.1
[INFO] [stderr]     Checking spin v0.5.1
[INFO] [stderr]    Compiling getrandom v0.1.9
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]     Checking hash-db v0.12.4
[INFO] [stderr]     Checking hashmap_core v0.1.10
[INFO] [stderr]    Compiling protobuf v2.8.0
[INFO] [stderr]     Checking environmental v1.0.1
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]     Checking integer-sqrt v0.1.2
[INFO] [stderr]     Checking bs58 v0.2.2
[INFO] [stderr]     Checking zeroize v0.5.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.0
[INFO] [stderr]     Checking safemem v0.3.1
[INFO] [stderr]     Checking static_slice v0.0.3
[INFO] [stderr]     Checking nohash-hasher v0.1.1
[INFO] [stderr]     Checking strum v0.14.0
[INFO] [stderr]     Checking quick-error v0.1.4
[INFO] [stderr]    Compiling syn v1.0.1
[INFO] [stderr]     Checking parity-bytes v0.1.0 (https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d#b0317f64)
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling bindgen v0.47.3
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling sysinfo v0.8.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking trie-root v0.12.4
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling sr-std v1.0.0 (https://github.com/paritytech/substrate.git?rev=fc206f3a009b64fc746202e5b4c701bf7e24d1f1#fc206f3a)
[INFO] [stderr]    Compiling sr-io v1.0.0 (https://github.com/paritytech/substrate.git?rev=fc206f3a009b64fc746202e5b4c701bf7e24d1f1#fc206f3a)
[INFO] [stderr]    Compiling snow v0.5.2
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking bstr v0.2.7
[INFO] [stderr]     Checking elastic-array v0.10.2
[INFO] [stderr]     Checking uint v0.7.1
[INFO] [stderr]     Checking hash256-std-hasher v0.12.4
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking bigint v4.4.1
[INFO] [stderr]     Checking slog-scope v4.1.2
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.4.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking stream-cipher v0.3.0
[INFO] [stderr]     Checking crypto-mac v0.6.2
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling hex-literal-impl v0.1.2
[INFO] [stderr]     Checking kvdb v0.1.0 (https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d#b0317f64)
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking fs-swap v0.2.4
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking fdlimit v0.1.1
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking blake2 v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking ripemd160 v0.8.0
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.6.3
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking wasmi-validation v0.1.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]    Compiling quote v1.0.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking hex-literal v0.1.4
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking scrypt v0.1.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking libsecp256k1 v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking wasmi v0.4.5
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking cuckoofilter v0.3.2
[INFO] [stderr]     Checking names v0.11.0
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.11/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=4d34e152d5c3fbc1 -C extra-filename=-4d34e152d5c3fbc1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b2a82fe364ef8f59d9d8d13cc409bd03dcd4211e67db49a6939ad997f5d4f71e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a82fe364ef8f59d9d8d13cc409bd03dcd4211e67db49a6939ad997f5d4f71e", kill_on_drop: false }`
[INFO] [stdout] b2a82fe364ef8f59d9d8d13cc409bd03dcd4211e67db49a6939ad997f5d4f71e
