[INFO] cloning repository https://github.com/DewarM/rust_snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DewarM/rust_snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDewarM%2Frust_snake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDewarM%2Frust_snake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38d35947a38348cfb6e31e0786db7eea057980fe
[INFO] documenting DewarM/rust_snake against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDewarM%2Frust_snake" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DewarM/rust_snake on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DewarM/rust_snake
[INFO] finished tweaking git repo https://github.com/DewarM/rust_snake
[INFO] tweaked toml for git repo https://github.com/DewarM/rust_snake written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/DewarM/rust_snake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded find_folder v0.3.0
[INFO] [stderr]   Downloaded piston v0.36.0
[INFO] [stderr]   Downloaded num-integer v0.1.37
[INFO] [stderr]   Downloaded pistoncore-window v0.31.0
[INFO] [stderr]   Downloaded num-traits v0.2.3
[INFO] [stderr]   Downloaded num-iter v0.1.36
[INFO] [stderr]   Downloaded gleam v0.5.0
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.36.0
[INFO] [stderr]   Downloaded serde_derive v1.0.53
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.46.0
[INFO] [stderr]   Downloaded num-derive v0.2.1
[INFO] [stderr]   Downloaded serde v1.0.53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "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] e6c1bc7a2fc1b107e86c85b62c94a8997fa84445c1454d4d937636fbcd919b4e
[INFO] running `Command { std: "docker" "start" "-a" "e6c1bc7a2fc1b107e86c85b62c94a8997fa84445c1454d4d937636fbcd919b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6c1bc7a2fc1b107e86c85b62c94a8997fa84445c1454d4d937636fbcd919b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6c1bc7a2fc1b107e86c85b62c94a8997fa84445c1454d4d937636fbcd919b4e", kill_on_drop: false }`
[INFO] [stdout] e6c1bc7a2fc1b107e86c85b62c94a8997fa84445c1454d4d937636fbcd919b4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23ffe8d1cfafcb1a05ea76f298eb2721b554d60f9c14327c7a44dbd43b2655fc
[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" "23ffe8d1cfafcb1a05ea76f298eb2721b554d60f9c14327c7a44dbd43b2655fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]     Checking num-traits v0.2.3
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]     Checking serde v1.0.53
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking find_folder v0.3.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking x11-dl v2.17.5
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking stb_truetype v0.2.2
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking num-integer v0.1.37
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking num-iter v0.1.36
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking rusttype v0.4.3
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking tempfile v3.0.2
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking piston2d-graphics v0.26.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking wayland-client v0.12.5
[INFO] [stderr]     Checking wayland-protocols v0.12.5
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]    Compiling serde_derive v1.0.53
[INFO] [stderr]    Compiling num-derive v0.2.1
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking winit v0.12.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.53.0
[INFO] [stderr]     Checking glutin v0.14.0
[INFO] [stderr]     Checking pistoncore-input v0.20.0
[INFO] [stderr]     Checking pistoncore-window v0.31.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.36.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.46.0
[INFO] [stderr]     Checking piston v0.36.0
[INFO] [stderr]  Documenting graphics-2d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.48s
[INFO] running `Command { std: "docker" "inspect" "23ffe8d1cfafcb1a05ea76f298eb2721b554d60f9c14327c7a44dbd43b2655fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23ffe8d1cfafcb1a05ea76f298eb2721b554d60f9c14327c7a44dbd43b2655fc", kill_on_drop: false }`
[INFO] [stdout] 23ffe8d1cfafcb1a05ea76f298eb2721b554d60f9c14327c7a44dbd43b2655fc