[INFO] cloning repository https://github.com/wachr/duel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wachr/duel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwachr%2Fduel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwachr%2Fduel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90a9623188d59da7cbddd503f9a376e00c3ffe5f
[INFO] documenting wachr/duel 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%2Fwachr%2Fduel" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wachr/duel 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/wachr/duel
[INFO] finished tweaking git repo https://github.com/wachr/duel
[INFO] tweaked toml for git repo https://github.com/wachr/duel written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/wachr/duel 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 impose v0.2.0
[INFO] [stderr]   Downloaded rusty_sword_arena v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 227c3fa1753bb6aea88ff1b28a9d3b99514c89fd9f8eec8ecfa135a918bf0a3e
[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" "227c3fa1753bb6aea88ff1b28a9d3b99514c89fd9f8eec8ecfa135a918bf0a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "227c3fa1753bb6aea88ff1b28a9d3b99514c89fd9f8eec8ecfa135a918bf0a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227c3fa1753bb6aea88ff1b28a9d3b99514c89fd9f8eec8ecfa135a918bf0a3e", kill_on_drop: false }`
[INFO] [stdout] 227c3fa1753bb6aea88ff1b28a9d3b99514c89fd9f8eec8ecfa135a918bf0a3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 432db6d68f38a062a1ff82b0575d4843e7398757eadde9cbe41158b243374e3b
[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" "432db6d68f38a062a1ff82b0575d4843e7398757eadde9cbe41158b243374e3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.12
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking hound v1.1.0
[INFO] [stderr]     Checking claxon v0.3.1
[INFO] [stderr]     Checking smallvec v0.6.2
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking ogg v0.4.1
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling proc-macro2 v0.4.8
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking lewton v0.5.2
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling x11-dl v2.18.0
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling zmq-sys v0.8.2
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking cpal v0.6.0
[INFO] [stderr]     Checking tempfile v3.0.3
[INFO] [stderr]    Compiling zmq v0.8.2
[INFO] [stderr]    Compiling glutin v0.14.0
[INFO] [stderr]    Compiling glium v0.21.0
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking rodio v0.6.0
[INFO] [stderr]     Checking impose v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking winit v0.12.0
[INFO] [stderr]     Checking rusty_sword_arena v1.0.1
[INFO] [stderr]  Documenting duel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "432db6d68f38a062a1ff82b0575d4843e7398757eadde9cbe41158b243374e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "432db6d68f38a062a1ff82b0575d4843e7398757eadde9cbe41158b243374e3b", kill_on_drop: false }`
[INFO] [stdout] 432db6d68f38a062a1ff82b0575d4843e7398757eadde9cbe41158b243374e3b