[INFO] cloning repository https://github.com/antoyo/uncbv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antoyo/uncbv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoyo%2Funcbv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoyo%2Funcbv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7eeb2fec74bf22c7297c0b248f7ac26c8fec75e
[INFO] documenting antoyo/uncbv 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%2Fantoyo%2Funcbv" "/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/antoyo/uncbv 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/antoyo/uncbv
[INFO] finished tweaking git repo https://github.com/antoyo/uncbv
[INFO] tweaked toml for git repo https://github.com/antoyo/uncbv written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/antoyo/uncbv 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 rayon v0.4.2
[INFO] [stderr]   Downloaded nom v2.0.1
[INFO] [stderr]   Downloaded huffman v0.0.3
[INFO] [stderr]   Downloaded des v0.0.4
[INFO] [stderr]   Downloaded bitreader v0.1.0
[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] 3c6e4b23340d7336622b5c40acd38920dd53e967df578c12cdacb6785b0692bf
[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" "3c6e4b23340d7336622b5c40acd38920dd53e967df578c12cdacb6785b0692bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c6e4b23340d7336622b5c40acd38920dd53e967df578c12cdacb6785b0692bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c6e4b23340d7336622b5c40acd38920dd53e967df578c12cdacb6785b0692bf", kill_on_drop: false }`
[INFO] [stdout] 3c6e4b23340d7336622b5c40acd38920dd53e967df578c12cdacb6785b0692bf
[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] 9436b17c8e673d9f65db197a2e701f60640d9e04ad7cd802adad2ea8e80a696d
[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" "9436b17c8e673d9f65db197a2e701f60640d9e04ad7cd802adad2ea8e80a696d", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]     Checking lazy_static v0.2.2
[INFO] [stderr]     Checking bitreader v0.1.0
[INFO] [stderr]     Checking strsim v0.5.2
[INFO] [stderr]     Checking nom v2.0.1
[INFO] [stderr]     Checking huffman v0.0.3
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]     Checking rayon v0.4.2
[INFO] [stderr]     Checking des v0.0.4
[INFO] [stderr]     Checking docopt v0.6.86
[INFO] [stderr]  Documenting uncbv v0.2.5-pre (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/archive.rs:107:88
[INFO] [stdout]     |
[INFO] [stdout] 107 |             let output_file = output_file_path.into_os_string().into_string().unwrap();;
[INFO] [stdout]     |                                                                                        ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.63s
[INFO] running `Command { std: "docker" "inspect" "9436b17c8e673d9f65db197a2e701f60640d9e04ad7cd802adad2ea8e80a696d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9436b17c8e673d9f65db197a2e701f60640d9e04ad7cd802adad2ea8e80a696d", kill_on_drop: false }`
[INFO] [stdout] 9436b17c8e673d9f65db197a2e701f60640d9e04ad7cd802adad2ea8e80a696d