[INFO] cloning repository https://github.com/ianhe8x/sturdy-parakeet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ianhe8x/sturdy-parakeet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianhe8x%2Fsturdy-parakeet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianhe8x%2Fsturdy-parakeet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a895b1b3c7f07554cf1de7c98bcf152f3080fd2e
[INFO] documenting ianhe8x/sturdy-parakeet against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianhe8x%2Fsturdy-parakeet" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ianhe8x/sturdy-parakeet 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 git repo https://github.com/ianhe8x/sturdy-parakeet
[INFO] finished tweaking git repo https://github.com/ianhe8x/sturdy-parakeet
[INFO] tweaked toml for git repo https://github.com/ianhe8x/sturdy-parakeet written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ianhe8x/sturdy-parakeet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 859849445c680d3c0cafa07478d781eb85b183bd8ca5fca73ba661a68da908b2
[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" "859849445c680d3c0cafa07478d781eb85b183bd8ca5fca73ba661a68da908b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "859849445c680d3c0cafa07478d781eb85b183bd8ca5fca73ba661a68da908b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "859849445c680d3c0cafa07478d781eb85b183bd8ca5fca73ba661a68da908b2", kill_on_drop: false }`
[INFO] [stdout] 859849445c680d3c0cafa07478d781eb85b183bd8ca5fca73ba661a68da908b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 5a91b09c672ce06668a14ddf661c20588f7338e63408c789a0a3e36f5ab7bb80
[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" "5a91b09c672ce06668a14ddf661c20588f7338e63408c789a0a3e36f5ab7bb80", kill_on_drop: false }`
[INFO] [stderr]    Compiling node-template-runtime v2.0.0 (/opt/rustwide/workdir/runtime)
[INFO] [stderr]    Compiling node-template v2.0.0 (/opt/rustwide/workdir/node)
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]     Checking statrs v0.10.0
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling minicbor-derive v0.4.1
[INFO] [stderr]    Compiling async-trait v0.1.38
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.2
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v2.0.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling slog_derive v0.2.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking parity-db v0.1.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking salsa20-core v0.2.3
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking polyval v0.4.0
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking poly1305 v0.6.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking blake2 v0.9.0
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking ref-cast v1.0.2
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' -C metadata=3f3906e481aae28b -C extra-filename=-3f3906e481aae28b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-e2a35aae900e64a8.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-bd9e50241dd0804f.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-f89ae4b715176e2d.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-b10957d572414a9c.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-3bb22fb43a400e8d.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-5cf7ed896e8bb5a9.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-07385fbe5fb99a77.rmeta --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" "5a91b09c672ce06668a14ddf661c20588f7338e63408c789a0a3e36f5ab7bb80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a91b09c672ce06668a14ddf661c20588f7338e63408c789a0a3e36f5ab7bb80", kill_on_drop: false }`
[INFO] [stdout] 5a91b09c672ce06668a14ddf661c20588f7338e63408c789a0a3e36f5ab7bb80
