[INFO] cloning repository https://github.com/racr-rust/racr-compose
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/racr-rust/racr-compose" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fracr-rust%2Fracr-compose", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fracr-rust%2Fracr-compose'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2fae7179bad6c87a74eaf220657b21b728a8b899
[INFO] documenting racr-rust/racr-compose 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%2Fracr-rust%2Fracr-compose" "/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/racr-rust/racr-compose 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/racr-rust/racr-compose
[INFO] finished tweaking git repo https://github.com/racr-rust/racr-compose
[INFO] tweaked toml for git repo https://github.com/racr-rust/racr-compose written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/racr-rust/racr-compose 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] [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-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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9a982bda30e3388b5305630a1b2fab928a0b8a4756209c7d306a4d49cff5b243
[INFO] running `Command { std: "docker" "start" "-a" "9a982bda30e3388b5305630a1b2fab928a0b8a4756209c7d306a4d49cff5b243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a982bda30e3388b5305630a1b2fab928a0b8a4756209c7d306a4d49cff5b243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a982bda30e3388b5305630a1b2fab928a0b8a4756209c7d306a4d49cff5b243", kill_on_drop: false }`
[INFO] [stdout] 9a982bda30e3388b5305630a1b2fab928a0b8a4756209c7d306a4d49cff5b243
[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] 5639292f79e569226f7f739b46ae82a2237559e941d53950ae6a0e711e79b6f3
[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" "5639292f79e569226f7f739b46ae82a2237559e941d53950ae6a0e711e79b6f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking racr v0.1.0 (https://github.com/kjetilkjeka/racr-format.git?rev=df008cef8f77d59b16085a1b8fce7fe7bae4e21b#df008cef)
[INFO] [stderr]     Checking inflections v1.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking xml-rs v0.3.6
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking xmltree v0.3.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking svd-parser v0.7.0 (https://github.com/japaric/svd.git#27257223)
[INFO] [stderr]  Documenting racr-compose v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.89s
[INFO] running `Command { std: "docker" "inspect" "5639292f79e569226f7f739b46ae82a2237559e941d53950ae6a0e711e79b6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5639292f79e569226f7f739b46ae82a2237559e941d53950ae6a0e711e79b6f3", kill_on_drop: false }`
[INFO] [stdout] 5639292f79e569226f7f739b46ae82a2237559e941d53950ae6a0e711e79b6f3