[INFO] fetching crate frame-benchmarking 3.1.0...
[INFO] documenting frame-benchmarking-3.1.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate frame-benchmarking 3.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate frame-benchmarking 3.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frame-benchmarking 3.1.0
[INFO] finished tweaking crates.io crate frame-benchmarking 3.1.0
[INFO] tweaked toml for crates.io crate frame-benchmarking 3.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a43aa6f47a1f6a0bcb839ea606b0855a6d0cee1244f8d6a5dadbfe5fc0b78c2
[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" "9a43aa6f47a1f6a0bcb839ea606b0855a6d0cee1244f8d6a5dadbfe5fc0b78c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a43aa6f47a1f6a0bcb839ea606b0855a6d0cee1244f8d6a5dadbfe5fc0b78c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a43aa6f47a1f6a0bcb839ea606b0855a6d0cee1244f8d6a5dadbfe5fc0b78c2", kill_on_drop: false }`
[INFO] [stdout] 9a43aa6f47a1f6a0bcb839ea606b0855a6d0cee1244f8d6a5dadbfe5fc0b78c2
[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" "RUSTDOCFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 48f06ce1871a011fb9cea6eb713202ae79e4acd1152b6ad22e3520fe2d3f2e66
[INFO] running `Command { std: "docker" "start" "-a" "48f06ce1871a011fb9cea6eb713202ae79e4acd1152b6ad22e3520fe2d3f2e66", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking sp-std v3.0.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling parity-util-mem v0.9.0
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking environmental v1.1.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking sharded-slab v0.1.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking trie-root v0.16.0
[INFO] [stderr]     Checking ed25519 v1.2.0
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking sp-panic-handler v3.0.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking pbkdf2 v0.4.0
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking twox-hash v1.6.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking ahash v0.7.4
[INFO] [stderr]     Checking uint v0.9.1
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking rand_distr v0.4.1
[INFO] [stderr]     Checking trie-db v0.22.6
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking simba v0.5.1
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling sp-debug-derive v3.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v3.0.0
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr] error: could not compile `simba`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name simba --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/simba-0.5.1/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="std"' -C metadata=71a2cff2e056cdeb -C extra-filename=-71a2cff2e056cdeb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-734f1b8fd884d1d0.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-01aecb8396fd4020.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-36945435b346d9c6.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-a0be09445a5b8225.so --cap-lints allow` (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" "48f06ce1871a011fb9cea6eb713202ae79e4acd1152b6ad22e3520fe2d3f2e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f06ce1871a011fb9cea6eb713202ae79e4acd1152b6ad22e3520fe2d3f2e66", kill_on_drop: false }`
[INFO] [stdout] 48f06ce1871a011fb9cea6eb713202ae79e4acd1152b6ad22e3520fe2d3f2e66