[INFO] cloning repository https://github.com/tlent/chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tlent/chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlent%2Fchip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlent%2Fchip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7d608b1dfcf21a0cfbe2e33470c6f9b67b972fc
[INFO] documenting tlent/chip8 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%2Ftlent%2Fchip8" "/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/tlent/chip8 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/tlent/chip8
[INFO] finished tweaking git repo https://github.com/tlent/chip8
[INFO] tweaked toml for git repo https://github.com/tlent/chip8 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tlent/chip8 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] d186531e629d308ccd57d2855eb32f03cd18fa32c597ab166b83620168a5489a
[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" "d186531e629d308ccd57d2855eb32f03cd18fa32c597ab166b83620168a5489a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d186531e629d308ccd57d2855eb32f03cd18fa32c597ab166b83620168a5489a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d186531e629d308ccd57d2855eb32f03cd18fa32c597ab166b83620168a5489a", kill_on_drop: false }`
[INFO] [stdout] d186531e629d308ccd57d2855eb32f03cd18fa32c597ab166b83620168a5489a
[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] dbcdad5db6a373f2a771946d4a272a9670cdf1817f7482bbb50424a9643d2a89
[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" "dbcdad5db6a373f2a771946d4a272a9670cdf1817f7482bbb50424a9643d2a89", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking instant v0.1.4
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking lewton v0.10.1
[INFO] [stderr]    Compiling glium v0.27.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking minimp3 v0.3.5
[INFO] [stderr]     Checking glutin_glx_sys v0.1.6
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking wayland-client v0.23.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]     Checking wayland-protocols v0.23.6
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking rodio v0.11.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.22.2
[INFO] [stderr]     Checking glutin v0.24.1
[INFO] [stderr]  Documenting chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "dbcdad5db6a373f2a771946d4a272a9670cdf1817f7482bbb50424a9643d2a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbcdad5db6a373f2a771946d4a272a9670cdf1817f7482bbb50424a9643d2a89", kill_on_drop: false }`
[INFO] [stdout] dbcdad5db6a373f2a771946d4a272a9670cdf1817f7482bbb50424a9643d2a89