[INFO] fetching crate cmps 0.3.2...
[INFO] documenting cmps-0.3.2 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate cmps 0.3.2 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate cmps 0.3.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cmps 0.3.2
[INFO] finished tweaking crates.io crate cmps 0.3.2
[INFO] tweaked toml for crates.io crate cmps 0.3.2 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate cmps 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ff5cb1eec7cde9e8d9dceae10b4cbfb7357023e34584e9762b9ecb5e7735353
[INFO] running `Command { std: "docker" "start" "-a" "4ff5cb1eec7cde9e8d9dceae10b4cbfb7357023e34584e9762b9ecb5e7735353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ff5cb1eec7cde9e8d9dceae10b4cbfb7357023e34584e9762b9ecb5e7735353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff5cb1eec7cde9e8d9dceae10b4cbfb7357023e34584e9762b9ecb5e7735353", kill_on_drop: false }`
[INFO] [stdout] 4ff5cb1eec7cde9e8d9dceae10b4cbfb7357023e34584e9762b9ecb5e7735353
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b528bf61391d4b004ab772719c09adffa80ac26ea51dc25a2689f0ba5cb0dbe
[INFO] running `Command { std: "docker" "start" "-a" "2b528bf61391d4b004ab772719c09adffa80ac26ea51dc25a2689f0ba5cb0dbe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking stderrlog v0.5.1
[INFO] [stderr]  Documenting cmps v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.31s
[INFO] running `Command { std: "docker" "inspect" "2b528bf61391d4b004ab772719c09adffa80ac26ea51dc25a2689f0ba5cb0dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b528bf61391d4b004ab772719c09adffa80ac26ea51dc25a2689f0ba5cb0dbe", kill_on_drop: false }`
[INFO] [stdout] 2b528bf61391d4b004ab772719c09adffa80ac26ea51dc25a2689f0ba5cb0dbe
