[INFO] cloning repository https://github.com/imbaczek/rust-lightsout
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imbaczek/rust-lightsout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimbaczek%2Frust-lightsout", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimbaczek%2Frust-lightsout'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e765a79d6da0d7e582449299dc489fdc64702322
[INFO] documenting imbaczek/rust-lightsout 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%2Fimbaczek%2Frust-lightsout" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/imbaczek/rust-lightsout 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/imbaczek/rust-lightsout
[INFO] finished tweaking git repo https://github.com/imbaczek/rust-lightsout
[INFO] tweaked toml for git repo https://github.com/imbaczek/rust-lightsout written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/imbaczek/rust-lightsout 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 0ca031288141ae7e772f4bebc6c30b750cc336979d4bf0527b149350d1bdaf3a
[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" "0ca031288141ae7e772f4bebc6c30b750cc336979d4bf0527b149350d1bdaf3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ca031288141ae7e772f4bebc6c30b750cc336979d4bf0527b149350d1bdaf3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca031288141ae7e772f4bebc6c30b750cc336979d4bf0527b149350d1bdaf3a", kill_on_drop: false }`
[INFO] [stdout] 0ca031288141ae7e772f4bebc6c30b750cc336979d4bf0527b149350d1bdaf3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 2866ea9149fdca69636092e3276f315c85ff76624c402626d3117d6adebaea4c
[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" "2866ea9149fdca69636092e3276f315c85ff76624c402626d3117d6adebaea4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking shader_version v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking inflate v0.2.0
[INFO] [stderr]     Checking piston-texture v0.5.0
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]     Checking current v0.1.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking pistoncore-input v0.18.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking piston2d-graphics v0.21.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]    Compiling wayland-scanner v0.8.7
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking stb_truetype v0.2.8
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking pistoncore-window v0.27.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.32.0
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking piston v0.32.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rusttype v0.2.4
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]    Compiling wayland-client v0.8.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling glutin v0.8.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling gfx_gl v0.4.0
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]     Checking piston-music v0.21.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.43.1
[INFO] [stderr]     Checking pistoncore-sdl2_window v0.43.0
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.8.7
[INFO] [stderr]     Checking gfx_core v0.7.2
[INFO] [stderr]     Checking wayland-kbd v0.8.0
[INFO] [stderr]     Checking wayland-window v0.5.0
[INFO] [stderr]     Checking winit v0.6.4
[INFO] [stderr]     Checking pistoncore-glutin_window v0.37.0
[INFO] [stderr]     Checking gfx v0.16.3
[INFO] [stderr]     Checking gfx_device_gl v0.14.6
[INFO] [stderr]     Checking gfx v0.15.1
[INFO] [stderr]     Checking piston-gfx_texture v0.24.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.40.0
[INFO] [stderr]     Checking piston_window v0.66.0
[INFO] [stderr]  Documenting rust-lightsout v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "2866ea9149fdca69636092e3276f315c85ff76624c402626d3117d6adebaea4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2866ea9149fdca69636092e3276f315c85ff76624c402626d3117d6adebaea4c", kill_on_drop: false }`
[INFO] [stdout] 2866ea9149fdca69636092e3276f315c85ff76624c402626d3117d6adebaea4c