[INFO] cloning repository https://github.com/nblogist/kitties-pallet-benchmarks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nblogist/kitties-pallet-benchmarks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnblogist%2Fkitties-pallet-benchmarks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnblogist%2Fkitties-pallet-benchmarks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2230820cd992d4c3d78552f4b26c06b35bc34cd
[INFO] checking nblogist/kitties-pallet-benchmarks against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnblogist%2Fkitties-pallet-benchmarks" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nblogist/kitties-pallet-benchmarks on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nblogist/kitties-pallet-benchmarks
[INFO] finished tweaking git repo https://github.com/nblogist/kitties-pallet-benchmarks
[INFO] tweaked toml for git repo https://github.com/nblogist/kitties-pallet-benchmarks written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/nblogist/kitties-pallet-benchmarks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76d458333501a270962723ac0b8e5de8dd962565d10634fa299ba06a0cb18094
[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" "76d458333501a270962723ac0b8e5de8dd962565d10634fa299ba06a0cb18094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76d458333501a270962723ac0b8e5de8dd962565d10634fa299ba06a0cb18094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76d458333501a270962723ac0b8e5de8dd962565d10634fa299ba06a0cb18094", kill_on_drop: false }`
[INFO] [stdout] 76d458333501a270962723ac0b8e5de8dd962565d10634fa299ba06a0cb18094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10e926de4e49af37190e99a6e60dddb4f83eef3eaf1235941bb3f802693495ab
[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" "10e926de4e49af37190e99a6e60dddb4f83eef3eaf1235941bb3f802693495ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling node-template v2.0.1 (/opt/rustwide/workdir/node)
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]    Compiling wasmtime-runtime v0.19.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking async-process v1.0.1
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking parity-ws v0.10.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking aes-gcm v0.7.0
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]    Compiling snow v0.7.2
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking async-std v1.8.0
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking tokio-named-pipes v0.1.0
[INFO] [stderr]     Checking parity-tokio-ipc v0.4.0
[INFO] [stderr]     Checking ct-logs v0.7.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[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-1.0.58/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 --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=fc079c4a884311a3 -C extra-filename=-fc079c4a884311a3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1a6a39c3cd9b115f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c19654f4bfde824f.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-accda8c4d770d472.rmeta --cap-lints allow --cap-lints=forbid` (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" "10e926de4e49af37190e99a6e60dddb4f83eef3eaf1235941bb3f802693495ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10e926de4e49af37190e99a6e60dddb4f83eef3eaf1235941bb3f802693495ab", kill_on_drop: false }`
[INFO] [stdout] 10e926de4e49af37190e99a6e60dddb4f83eef3eaf1235941bb3f802693495ab