[INFO] cloning repository https://github.com/j-selby/oxretro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/j-selby/oxretro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-selby%2Foxretro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-selby%2Foxretro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e036ccc38bde36404e2df2d6d0f5f372e3cebae6
[INFO] documenting j-selby/oxretro against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-selby%2Foxretro" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/j-selby/oxretro on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/j-selby/oxretro
[INFO] finished tweaking git repo https://github.com/j-selby/oxretro
[INFO] tweaked toml for git repo https://github.com/j-selby/oxretro written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/j-selby/oxretro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0264ba1904b4a6a1d7344c554b7f21e468ad771da5842f9f07adbf63d4af8449
[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" "0264ba1904b4a6a1d7344c554b7f21e468ad771da5842f9f07adbf63d4af8449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0264ba1904b4a6a1d7344c554b7f21e468ad771da5842f9f07adbf63d4af8449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0264ba1904b4a6a1d7344c554b7f21e468ad771da5842f9f07adbf63d4af8449", kill_on_drop: false }`
[INFO] [stdout] 0264ba1904b4a6a1d7344c554b7f21e468ad771da5842f9f07adbf63d4af8449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] f2bd42196dd4cca03623dbef4731e8afb5f07c5d2e86c612f17be08afbe86f3d
[INFO] running `Command { std: "docker" "start" "-a" "f2bd42196dd4cca03623dbef4731e8afb5f07c5d2e86c612f17be08afbe86f3d", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v1.0.33
[INFO] [stderr]     Checking fps_counter v1.0.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]    Compiling glutin v0.13.1
[INFO] [stderr]     Checking alsa-sys v0.1.1
[INFO] [stderr]    Compiling serde_derive_internals v0.21.0
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking cpal v0.8.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.33
[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 bincode v1.0.0
[INFO] [stderr]     Checking wayland-window v0.13.2
[INFO] [stderr]     Checking winit v0.11.2
[INFO] [stderr]  Documenting oxretro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(vec_remove_item)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(duration_from_micros)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `oxretro`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name oxretro src/main.rs -o /opt/rustwide/target/doc --cfg 'feature="audio_cpal"' --cfg 'feature="cpal"' --cfg 'feature="default"' --cfg 'feature="gl"' --cfg 'feature="glutin"' --cfg 'feature="graphics_opengl"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bincode=/opt/rustwide/target/debug/deps/libbincode-4a8d19a7676484fc.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-0f5f756fa409f607.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-8a7ebd2cb9cf1080.rmeta --extern cpal=/opt/rustwide/target/debug/deps/libcpal-6865f04e46bebb25.rmeta --extern fps_counter=/opt/rustwide/target/debug/deps/libfps_counter-adb9d38bebf3f324.rmeta --extern gl=/opt/rustwide/target/debug/deps/libgl-715a80e29755d4d7.rmeta --extern glutin=/opt/rustwide/target/debug/deps/libglutin-606eec38c078ce31.rmeta --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-01f781af1dfa2850.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-47b564cd7c7cad13.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-2f0445a6560343e6.so --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "f2bd42196dd4cca03623dbef4731e8afb5f07c5d2e86c612f17be08afbe86f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bd42196dd4cca03623dbef4731e8afb5f07c5d2e86c612f17be08afbe86f3d", kill_on_drop: false }`
[INFO] [stdout] f2bd42196dd4cca03623dbef4731e8afb5f07c5d2e86c612f17be08afbe86f3d
