[INFO] fetching crate pallet-session-benchmarking 3.0.0...
[INFO] checking pallet-session-benchmarking-3.0.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate pallet-session-benchmarking 3.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pallet-session-benchmarking 3.0.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-session-benchmarking 3.0.0
[INFO] finished tweaking crates.io crate pallet-session-benchmarking 3.0.0
[INFO] tweaked toml for crates.io crate pallet-session-benchmarking 3.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac5e6b94ac2d6a5cca55e215605f9f3bb387276155a5568bad28879f18d9c2e6
[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" "ac5e6b94ac2d6a5cca55e215605f9f3bb387276155a5568bad28879f18d9c2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac5e6b94ac2d6a5cca55e215605f9f3bb387276155a5568bad28879f18d9c2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac5e6b94ac2d6a5cca55e215605f9f3bb387276155a5568bad28879f18d9c2e6", kill_on_drop: false }`
[INFO] [stdout] ac5e6b94ac2d6a5cca55e215605f9f3bb387276155a5568bad28879f18d9c2e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] e9d14cff7089bd760a5a48d2383ae891b4ccf37a301e8d592039121d531c236d
[INFO] running `Command { std: "docker" "start" "-a" "e9d14cff7089bd760a5a48d2383ae891b4ccf37a301e8d592039121d531c236d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking simba v0.4.0
[INFO] [stderr]     Checking nalgebra v0.19.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling sp-debug-derive v3.0.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling derive_more v0.99.13
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v3.0.0
[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-0.19.0/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="rand_distr"' --cfg 'feature="std"' -C metadata=cc88301c2440eba9 -C extra-filename=-cc88301c2440eba9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern alga=/opt/rustwide/target/debug/deps/libalga-21bc377b2b92e4c5.rmeta --extern approx=/opt/rustwide/target/debug/deps/libapprox-65a500c86597c6d2.rmeta --extern generic_array=/opt/rustwide/target/debug/deps/libgeneric_array-61adbdde16fd1c38.rmeta --extern matrixmultiply=/opt/rustwide/target/debug/deps/libmatrixmultiply-bfc9d4e69ddb5031.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-2668a05e97817ba0.rmeta --extern num_rational=/opt/rustwide/target/debug/deps/libnum_rational-5c69dba7ac466699.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-ea482ab16ed9c760.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-4dbe6fbff192cdf0.rmeta --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-745e89029736f483.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-a3b710b7a61f7674.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" "e9d14cff7089bd760a5a48d2383ae891b4ccf37a301e8d592039121d531c236d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d14cff7089bd760a5a48d2383ae891b4ccf37a301e8d592039121d531c236d", kill_on_drop: false }`
[INFO] [stdout] e9d14cff7089bd760a5a48d2383ae891b4ccf37a301e8d592039121d531c236d