[INFO] fetching crate pallet-authority-discovery 2.0.0...
[INFO] checking pallet-authority-discovery-2.0.0 against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920
[INFO] extracting crate pallet-authority-discovery 2.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate pallet-authority-discovery 2.0.0 on toolchain bb9dbf1d07454a99066eabaabd5819851281494b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-authority-discovery 2.0.0
[INFO] finished tweaking crates.io crate pallet-authority-discovery 2.0.0
[INFO] tweaked toml for crates.io crate pallet-authority-discovery 2.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-authority-discovery v2.0.1
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5bee70fc7b8c78a1e4240b070a4208907d69594b731fb2a760bc27be2bb10c6
[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" "b5bee70fc7b8c78a1e4240b070a4208907d69594b731fb2a760bc27be2bb10c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5bee70fc7b8c78a1e4240b070a4208907d69594b731fb2a760bc27be2bb10c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5bee70fc7b8c78a1e4240b070a4208907d69594b731fb2a760bc27be2bb10c6", kill_on_drop: false }`
[INFO] [stdout] b5bee70fc7b8c78a1e4240b070a4208907d69594b731fb2a760bc27be2bb10c6
[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" "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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad1b2d5e54efcb35424943ea8833904f646d533c2eb7830152a9ab0d2e644fd1
[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" "ad1b2d5e54efcb35424943ea8833904f646d533c2eb7830152a9ab0d2e644fd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling futures-macro v0.3.9
[INFO] [stderr]    Compiling sp-debug-derive v2.0.1
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v2.0.1
[INFO] [stderr] error: could not compile `nalgebra`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nalgebra --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.18.1/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="default"' --cfg 'feature="matrixmultiply"' --cfg 'feature="std"' -C metadata=1bd472cccd8e3f8d -C extra-filename=-1bd472cccd8e3f8d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern alga=/opt/rustwide/target/debug/deps/libalga-62795a3b8bb03c75.rmeta --extern approx=/opt/rustwide/target/debug/deps/libapprox-894b42bb3276f1aa.rmeta --extern generic_array=/opt/rustwide/target/debug/deps/libgeneric_array-42d54078a8e97205.rmeta --extern matrixmultiply=/opt/rustwide/target/debug/deps/libmatrixmultiply-8596f712d105b8cf.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-f1dfd4dbaf77e23d.rmeta --extern num_rational=/opt/rustwide/target/debug/deps/libnum_rational-829f06ac517a6dad.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-d84035984b922642.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-8c87210d10f3bea3.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-49681cb3a11b6934.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" "ad1b2d5e54efcb35424943ea8833904f646d533c2eb7830152a9ab0d2e644fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad1b2d5e54efcb35424943ea8833904f646d533c2eb7830152a9ab0d2e644fd1", kill_on_drop: false }`
[INFO] [stdout] ad1b2d5e54efcb35424943ea8833904f646d533c2eb7830152a9ab0d2e644fd1