[INFO] cloning repository https://github.com/rembo10/laptop-lights
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rembo10/laptop-lights" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frembo10%2Flaptop-lights", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frembo10%2Flaptop-lights'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5f4c2da9923907c823ff248eee73c971f96cd89
[INFO] documenting rembo10/laptop-lights against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frembo10%2Flaptop-lights" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rembo10/laptop-lights on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rembo10/laptop-lights
[INFO] finished tweaking git repo https://github.com/rembo10/laptop-lights
[INFO] tweaked toml for git repo https://github.com/rembo10/laptop-lights written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/rembo10/laptop-lights already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb3ea06d6fc4ee17c6d3d61e3f0934b038e8c923ca89d3131e6f538ae39d6fca
[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" "bb3ea06d6fc4ee17c6d3d61e3f0934b038e8c923ca89d3131e6f538ae39d6fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb3ea06d6fc4ee17c6d3d61e3f0934b038e8c923ca89d3131e6f538ae39d6fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb3ea06d6fc4ee17c6d3d61e3f0934b038e8c923ca89d3131e6f538ae39d6fca", kill_on_drop: false }`
[INFO] [stdout] bb3ea06d6fc4ee17c6d3d61e3f0934b038e8c923ca89d3131e6f538ae39d6fca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2c96f140eae9d6eb68133056d79203dbe883831754611cf0517275f8d3e33d9
[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" "a2c96f140eae9d6eb68133056d79203dbe883831754611cf0517275f8d3e33d9", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking rust-ini v0.12.2
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.3
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde-hjson v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking config v0.9.0
[INFO] [stderr]     Checking docopt v1.0.1
[INFO] [stderr]  Documenting laptop-lights v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.71s
[INFO] running `Command { std: "docker" "inspect" "a2c96f140eae9d6eb68133056d79203dbe883831754611cf0517275f8d3e33d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2c96f140eae9d6eb68133056d79203dbe883831754611cf0517275f8d3e33d9", kill_on_drop: false }`
[INFO] [stdout] a2c96f140eae9d6eb68133056d79203dbe883831754611cf0517275f8d3e33d9