[INFO] cloning repository https://github.com/zhuowei/Brainlift
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhuowei/Brainlift" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhuowei%2FBrainlift", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhuowei%2FBrainlift'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1248ea92b3516d848b7bb77a247f1026dcfcc3e7
[INFO] documenting zhuowei/Brainlift against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhuowei%2FBrainlift" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhuowei/Brainlift on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zhuowei/Brainlift
[INFO] finished tweaking git repo https://github.com/zhuowei/Brainlift
[INFO] tweaked toml for git repo https://github.com/zhuowei/Brainlift written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/zhuowei/Brainlift already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v0.4.29
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded goblin v0.0.22
[INFO] [stderr]   Downloaded string-interner v0.6.3
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.37.0
[INFO] [stderr]   Downloaded scroll_derive v0.9.5
[INFO] [stderr]   Downloaded scroll v0.9.2
[INFO] [stderr]   Downloaded cranelift-frontend v0.37.0
[INFO] [stderr]   Downloaded cranelift-entity v0.37.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.37.0
[INFO] [stderr]   Downloaded cranelift-faerie v0.37.0
[INFO] [stderr]   Downloaded cranelift-module v0.37.0
[INFO] [stderr]   Downloaded goblin v0.0.23
[INFO] [stderr]   Downloaded faerie v0.10.1
[INFO] [stderr]   Downloaded target-lexicon v0.4.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.37.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62766f6f4e45febfe5ecd24f9763420b2edf6a7afe4c01e2c25c16ac61a96c2d
[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" "62766f6f4e45febfe5ecd24f9763420b2edf6a7afe4c01e2c25c16ac61a96c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62766f6f4e45febfe5ecd24f9763420b2edf6a7afe4c01e2c25c16ac61a96c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62766f6f4e45febfe5ecd24f9763420b2edf6a7afe4c01e2c25c16ac61a96c2d", kill_on_drop: false }`
[INFO] [stdout] 62766f6f4e45febfe5ecd24f9763420b2edf6a7afe4c01e2c25c16ac61a96c2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab3b17f0989d4d79c0a9aa2d269c1fcf2e56ffe7be586012a9d1a544622182ea
[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" "ab3b17f0989d4d79c0a9aa2d269c1fcf2e56ffe7be586012a9d1a544622182ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling cranelift-entity v0.37.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.37.0
[INFO] [stderr]     Checking cranelift-bforest v0.37.0
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking string-interner v0.6.3
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking goblin v0.0.23
[INFO] [stderr]     Checking goblin v0.0.22
[INFO] [stderr]    Compiling target-lexicon v0.4.0
[INFO] [stderr]    Compiling cranelift-codegen v0.37.0
[INFO] [stderr]     Checking faerie v0.10.1
[INFO] [stderr]     Checking cranelift-module v0.37.0
[INFO] [stderr]     Checking cranelift-frontend v0.37.0
[INFO] [stderr]     Checking cranelift-faerie v0.37.0
[INFO] [stderr]  Documenting brainlift v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "ab3b17f0989d4d79c0a9aa2d269c1fcf2e56ffe7be586012a9d1a544622182ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab3b17f0989d4d79c0a9aa2d269c1fcf2e56ffe7be586012a9d1a544622182ea", kill_on_drop: false }`
[INFO] [stdout] ab3b17f0989d4d79c0a9aa2d269c1fcf2e56ffe7be586012a9d1a544622182ea