[INFO] cloning repository https://github.com/x2x4com/substrate_adv_homework
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/x2x4com/substrate_adv_homework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx2x4com%2Fsubstrate_adv_homework", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx2x4com%2Fsubstrate_adv_homework'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffc0d26ea9925ebea659871ff7458b101f3f57a9
[INFO] testing x2x4com/substrate_adv_homework against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fx2x4com%2Fsubstrate_adv_homework" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/x2x4com/substrate_adv_homework on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/x2x4com/substrate_adv_homework
[INFO] finished tweaking git repo https://github.com/x2x4com/substrate_adv_homework
[INFO] tweaked toml for git repo https://github.com/x2x4com/substrate_adv_homework written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/x2x4com/substrate_adv_homework already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonrpsee-ws-client v0.2.0
[INFO] [stderr]   Downloaded jsonrpsee-types v0.2.0
[INFO] [stderr]   Downloaded jsonrpsee-proc-macros v0.2.0
[INFO] [stderr]   Downloaded tokio-rustls v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] cb24dc18bef26da6a19014336c48230d45fea9c181e74a13cf830d589370636e
[INFO] running `Command { std: "docker" "start" "-a" "cb24dc18bef26da6a19014336c48230d45fea9c181e74a13cf830d589370636e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb24dc18bef26da6a19014336c48230d45fea9c181e74a13cf830d589370636e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb24dc18bef26da6a19014336c48230d45fea9c181e74a13cf830d589370636e", kill_on_drop: false }`
[INFO] [stdout] cb24dc18bef26da6a19014336c48230d45fea9c181e74a13cf830d589370636e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19b78bd3645f7410a4807987487a271ff71967bf512b8e1c4852a35e4dc72174
[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" "19b78bd3645f7410a4807987487a271ff71967bf512b8e1c4852a35e4dc72174", kill_on_drop: false }`
[INFO] [stderr]    Compiling sp-std v3.0.0 (https://github.com/paritytech/substrate.git?tag=monthly-2021-07#83808aa8)
[INFO] [stderr]    Compiling sc-consensus-slots v0.9.0 (https://github.com/paritytech/substrate.git?tag=monthly-2021-07#83808aa8)
[INFO] [stderr]    Compiling wast v36.0.0
[INFO] [stderr]    Compiling substrate-build-script-utils v3.0.0 (https://github.com/paritytech/substrate.git?tag=monthly-2021-07#83808aa8)
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]    Compiling sp-debug-derive v3.0.0 (https://github.com/paritytech/substrate.git?tag=monthly-2021-07#83808aa8)
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling minicbor-derive v0.6.3
[INFO] [stderr]    Compiling libp2p-swarm-derive v0.23.0
[INFO] [stderr]    Compiling wasmtime-fiber v0.27.0
[INFO] [stderr]    Compiling wasmtime-runtime v0.27.0
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.126/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=be79faa2e2bfe09d -C extra-filename=-be79faa2e2bfe09d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9790acb98a4afdab.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-c0010f3b07e49f7d.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-045b1c092767c44e.rlib --extern proc_macro --cap-lints allow --cap-lints=warn --cfg underscore_consts` (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" "19b78bd3645f7410a4807987487a271ff71967bf512b8e1c4852a35e4dc72174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b78bd3645f7410a4807987487a271ff71967bf512b8e1c4852a35e4dc72174", kill_on_drop: false }`
[INFO] [stdout] 19b78bd3645f7410a4807987487a271ff71967bf512b8e1c4852a35e4dc72174