[INFO] cloning repository https://github.com/paritytech/substrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paritytech/substrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fsubstrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fsubstrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d8f7bf6de1f447b706a121c83e759da807d3a01
[INFO] testing paritytech/substrate against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fsubstrate" "/workspace/builds/worker-109/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-109/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paritytech/substrate on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-109/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/paritytech/substrate
[INFO] finished tweaking git repo https://github.com/paritytech/substrate
[INFO] tweaked toml for git repo https://github.com/paritytech/substrate written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] crate git repo https://github.com/paritytech/substrate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77931fc0c4e5da69fa0c7ac4685224ec8cd4782ed19e53f863dc0115f3862e6f
[INFO] running `Command { std: "docker" "start" "-a" "77931fc0c4e5da69fa0c7ac4685224ec8cd4782ed19e53f863dc0115f3862e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77931fc0c4e5da69fa0c7ac4685224ec8cd4782ed19e53f863dc0115f3862e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77931fc0c4e5da69fa0c7ac4685224ec8cd4782ed19e53f863dc0115f3862e6f", kill_on_drop: false }`
[INFO] [stdout] 77931fc0c4e5da69fa0c7ac4685224ec8cd4782ed19e53f863dc0115f3862e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 537a228eb7595fcbf2a5704c6db37de27b075aff84c976dd5f2db95ec72c3da7
[INFO] running `Command { std: "docker" "start" "-a" "537a228eb7595fcbf2a5704c6db37de27b075aff84c976dd5f2db95ec72c3da7", kill_on_drop: false }`
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[INFO] [stderr]    Compiling more-asserts v0.2.1
[INFO] [stderr]    Compiling linux-raw-sys v0.0.28
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling wasmtime-cache v0.31.0
[INFO] [stderr]    Compiling wasmtime v0.31.0
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling sc-executor-wasmtime v0.10.0-dev (/opt/rustwide/workdir/client/executor/wasmtime)
[INFO] [stderr]    Compiling base-x v0.2.8
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling ip_network v0.4.0
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling bindgen v0.59.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.0.0
[INFO] [stderr] error: could not compile `target-lexicon`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/target-lexicon-0.12.0/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=cf43a4d8561ec74f -C extra-filename=-cf43a4d8561ec74f --out-dir /opt/rustwide/target/debug/build/target-lexicon-cf43a4d8561ec74f -L dependency=/opt/rustwide/target/debug/deps --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" "537a228eb7595fcbf2a5704c6db37de27b075aff84c976dd5f2db95ec72c3da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "537a228eb7595fcbf2a5704c6db37de27b075aff84c976dd5f2db95ec72c3da7", kill_on_drop: false }`
[INFO] [stdout] 537a228eb7595fcbf2a5704c6db37de27b075aff84c976dd5f2db95ec72c3da7