[INFO] cloning repository https://github.com/insanitybit/msgpack_script
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/insanitybit/msgpack_script" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsanitybit%2Fmsgpack_script", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsanitybit%2Fmsgpack_script'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f89340d980f742a2c5de2516053adc6242340ccb
[INFO] documenting insanitybit/msgpack_script against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsanitybit%2Fmsgpack_script" "/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/insanitybit/msgpack_script on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/insanitybit/msgpack_script
[INFO] finished tweaking git repo https://github.com/insanitybit/msgpack_script
[INFO] tweaked toml for git repo https://github.com/insanitybit/msgpack_script written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/insanitybit/msgpack_script already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libflate v0.1.10
[INFO] [stderr]   Downloaded globset v0.2.0
[INFO] [stderr]   Downloaded ignore v0.2.2
[INFO] [stderr]   Downloaded rmp-serde v0.13.6
[INFO] [stderr]   Downloaded threadpool v1.5.0
[INFO] [stderr]   Downloaded serdeconv v0.3.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] c5e1cb650ea6a528c0dde84ddee455d2c3ef7450045d09aa4bc9b3a4408024ae
[INFO] running `Command { std: "docker" "start" "-a" "c5e1cb650ea6a528c0dde84ddee455d2c3ef7450045d09aa4bc9b3a4408024ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5e1cb650ea6a528c0dde84ddee455d2c3ef7450045d09aa4bc9b3a4408024ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e1cb650ea6a528c0dde84ddee455d2c3ef7450045d09aa4bc9b3a4408024ae", kill_on_drop: false }`
[INFO] [stdout] c5e1cb650ea6a528c0dde84ddee455d2c3ef7450045d09aa4bc9b3a4408024ae
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94736c7fadf09816623dea3cbe75fbd028a7084fc708ce576d21b54fdb03006e
[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" "94736c7fadf09816623dea3cbe75fbd028a7084fc708ce576d21b54fdb03006e", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.29
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking serde v1.0.11
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking adler32 v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking spmc v0.2.2
[INFO] [stderr]     Checking two-lock-queue v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking libflate v0.1.10
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking textwrap v0.7.0
[INFO] [stderr]     Checking threadpool v1.5.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking clap v2.26.0
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking globset v0.2.0
[INFO] [stderr]     Checking ignore v0.2.2
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking rmp v0.8.11
[INFO] [stderr]     Checking rmp-serde v0.13.6
[INFO] [stderr]     Checking rmpv v1.0.0
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]     Checking trackable v1.2.0
[INFO] [stderr]     Checking trackable v0.2.24
[INFO] [stderr]     Checking serdeconv v0.3.0
[INFO] [stderr]  Documenting msgpack_script v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.49s
[INFO] running `Command { std: "docker" "inspect" "94736c7fadf09816623dea3cbe75fbd028a7084fc708ce576d21b54fdb03006e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94736c7fadf09816623dea3cbe75fbd028a7084fc708ce576d21b54fdb03006e", kill_on_drop: false }`
[INFO] [stdout] 94736c7fadf09816623dea3cbe75fbd028a7084fc708ce576d21b54fdb03006e