[INFO] cloning repository https://github.com/AleoHQ/mpmc-bus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AleoHQ/mpmc-bus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAleoHQ%2Fmpmc-bus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAleoHQ%2Fmpmc-bus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4fd7a06c2956c4ce5993d8f2eb0241bf58385f24
[INFO] documenting AleoHQ/mpmc-bus against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAleoHQ%2Fmpmc-bus" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AleoHQ/mpmc-bus 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 git repo https://github.com/AleoHQ/mpmc-bus
[INFO] finished tweaking git repo https://github.com/AleoHQ/mpmc-bus
[INFO] tweaked toml for git repo https://github.com/AleoHQ/mpmc-bus written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/AleoHQ/mpmc-bus 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 atomic-option v0.1.2
[INFO] [stderr]   Downloaded bus v2.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ab44d9b6a3a68dd5bba22532b5f384bf025d3b4d503045142d0c573e91d56f75
[INFO] running `Command { std: "docker" "start" "-a" "ab44d9b6a3a68dd5bba22532b5f384bf025d3b4d503045142d0c573e91d56f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab44d9b6a3a68dd5bba22532b5f384bf025d3b4d503045142d0c573e91d56f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab44d9b6a3a68dd5bba22532b5f384bf025d3b4d503045142d0c573e91d56f75", kill_on_drop: false }`
[INFO] [stdout] ab44d9b6a3a68dd5bba22532b5f384bf025d3b4d503045142d0c573e91d56f75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] e475c676f4232be4a3a5ac07c9eca278a600f143e134a9155ae54206a5e27ad1
[INFO] running `Command { std: "docker" "start" "-a" "e475c676f4232be4a3a5ac07c9eca278a600f143e134a9155ae54206a5e27ad1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking atomic-option v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking bus v2.2.3
[INFO] [stderr]  Documenting mpmc-bus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.19s
[INFO] running `Command { std: "docker" "inspect" "e475c676f4232be4a3a5ac07c9eca278a600f143e134a9155ae54206a5e27ad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e475c676f4232be4a3a5ac07c9eca278a600f143e134a9155ae54206a5e27ad1", kill_on_drop: false }`
[INFO] [stdout] e475c676f4232be4a3a5ac07c9eca278a600f143e134a9155ae54206a5e27ad1