[INFO] cloning repository https://github.com/w3f-community/canyon-network_substrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/w3f-community/canyon-network_substrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw3f-community%2Fcanyon-network_substrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw3f-community%2Fcanyon-network_substrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c868a269a3639b97c822e265624e65fedd6e73e
[INFO] documenting w3f-community/canyon-network_substrate 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%2Fw3f-community%2Fcanyon-network_substrate" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/w3f-community/canyon-network_substrate 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/w3f-community/canyon-network_substrate
[INFO] finished tweaking git repo https://github.com/w3f-community/canyon-network_substrate
[INFO] tweaked toml for git repo https://github.com/w3f-community/canyon-network_substrate written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/w3f-community/canyon-network_substrate 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 }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 1e18cbdd4daf41424639bb349b252c52d6590c186d53118b17e20964915bb7f8
[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" "1e18cbdd4daf41424639bb349b252c52d6590c186d53118b17e20964915bb7f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e18cbdd4daf41424639bb349b252c52d6590c186d53118b17e20964915bb7f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e18cbdd4daf41424639bb349b252c52d6590c186d53118b17e20964915bb7f8", kill_on_drop: false }`
[INFO] [stdout] 1e18cbdd4daf41424639bb349b252c52d6590c186d53118b17e20964915bb7f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] b140c8103990270bc3d1d648664a2597c7721d0cf11fa2d46c4ca6e17789195b
[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" "b140c8103990270bc3d1d648664a2597c7721d0cf11fa2d46c4ca6e17789195b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling quicksink v0.1.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking signal-hook v0.3.6
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking nb-connect v1.0.3
[INFO] [stderr]     Checking miow v0.3.6
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking directories v3.0.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling substrate-build-script-utils v3.0.0 (/opt/rustwide/workdir/utils/build-script-utils)
[INFO] [stderr]    Compiling http-body v0.4.2
[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 crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]  Documenting substrate-build-script-utils v3.0.0 (/opt/rustwide/workdir/utils/build-script-utils)
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking wat v1.0.37
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.20
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling sha-1 v0.9.4
[INFO] [stderr]     Checking salsa20 v0.7.2
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling pbkdf2 v0.4.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking lite-parser v0.1.2
[INFO] [stderr]     Checking sp-panic-handler v3.0.0 (/opt/rustwide/workdir/primitives/panic-handler)
[INFO] [stderr]  Documenting sp-panic-handler v3.0.0 (/opt/rustwide/workdir/primitives/panic-handler)
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]     Checking names v0.11.0
[INFO] [stderr]    Compiling node-template v3.0.0 (/opt/rustwide/workdir/bin/node-template/node)
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking simba v0.5.1
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.69/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=26b1a1b4e04d7967 -C extra-filename=-26b1a1b4e04d7967 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-78ed17d89430ef8a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5b0512160c462aae.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-277886716531362e.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (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" "b140c8103990270bc3d1d648664a2597c7721d0cf11fa2d46c4ca6e17789195b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b140c8103990270bc3d1d648664a2597c7721d0cf11fa2d46c4ca6e17789195b", kill_on_drop: false }`
[INFO] [stdout] b140c8103990270bc3d1d648664a2597c7721d0cf11fa2d46c4ca6e17789195b
