[INFO] cloning repository https://github.com/guangie88/rs-hdfs-report
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guangie88/rs-hdfs-report" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguangie88%2Frs-hdfs-report", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguangie88%2Frs-hdfs-report'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7411fa2af6751e2d18191e1e0f6962b51c427d83
[INFO] documenting guangie88/rs-hdfs-report 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%2Fguangie88%2Frs-hdfs-report" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guangie88/rs-hdfs-report 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/guangie88/rs-hdfs-report
[INFO] finished tweaking git repo https://github.com/guangie88/rs-hdfs-report
[INFO] tweaked toml for git repo https://github.com/guangie88/rs-hdfs-report written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/guangie88/rs-hdfs-report 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]     Updating git repository `https://github.com/fangyuanziti/which-rs.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unindent v0.1.2
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.0
[INFO] [stderr]   Downloaded indoc v0.2.3
[INFO] [stderr]   Downloaded num-traits v0.2.1
[INFO] [stderr]   Downloaded serde_json v1.0.11
[INFO] [stderr]   Downloaded cc v1.0.6
[INFO] [stderr]   Downloaded indoc-impl v0.2.3
[INFO] [stderr]   Downloaded structopt-derive v0.2.4
[INFO] [stderr]   Downloaded structopt v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c19f45db1381484575a16ce4314a1bdc9610dba3374169c739addde211318cc
[INFO] running `Command { std: "docker" "start" "-a" "3c19f45db1381484575a16ce4314a1bdc9610dba3374169c739addde211318cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c19f45db1381484575a16ce4314a1bdc9610dba3374169c739addde211318cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c19f45db1381484575a16ce4314a1bdc9610dba3374169c739addde211318cc", kill_on_drop: false }`
[INFO] [stdout] 3c19f45db1381484575a16ce4314a1bdc9610dba3374169c739addde211318cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] e5bae5dfb95d363dc0f0fd9d7f0ed62cd927cac13a084d8b8a44fe3685b35cd4
[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" "e5bae5dfb95d363dc0f0fd9d7f0ed62cd927cac13a084d8b8a44fe3685b35cd4", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.39
[INFO] [stderr]     Checking num-traits v0.2.1
[INFO] [stderr]    Compiling cc v1.0.6
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking serde-humantime v0.1.1 (https://github.com/tailhook/serde-humantime.git?rev=f76450e#f76450e8)
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling derive-getters v0.0.3
[INFO] [stderr]    Compiling remove_dir_all v0.3.0
[INFO] [stderr]    Compiling pulldown-cmark v0.0.8
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking clap v2.31.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking serde_json v1.0.11
[INFO] [stderr]     Checking simple_logger v0.5.0
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking rmp v0.8.7
[INFO] [stderr]     Checking serde_yaml v0.7.3
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling tempdir v0.3.6
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking serde-value v0.5.1
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]    Compiling skeptic v0.9.0
[INFO] [stderr]     Checking retry v0.4.0
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]    Compiling fruently v0.10.0
[INFO] [stderr]    Compiling structopt-derive v0.2.4
[INFO] [stderr]     Checking log4rs v0.8.0
[INFO] [stderr]     Checking structopt v0.2.4
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking which v2.0.0 (https://github.com/fangyuanziti/which-rs.git?rev=53d5123#53d5123e)
[INFO] [stderr]     Checking mega-coll v0.2.0 (https://github.com/guangie88/rs-mega-coll.git?tag=v0.2.0#69a97e88)
[INFO] [stderr]  Documenting rs-hdfs-report v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.77s
[INFO] running `Command { std: "docker" "inspect" "e5bae5dfb95d363dc0f0fd9d7f0ed62cd927cac13a084d8b8a44fe3685b35cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5bae5dfb95d363dc0f0fd9d7f0ed62cd927cac13a084d8b8a44fe3685b35cd4", kill_on_drop: false }`
[INFO] [stdout] e5bae5dfb95d363dc0f0fd9d7f0ed62cd927cac13a084d8b8a44fe3685b35cd4