[INFO] cloning repository https://github.com/naumazeredo/tetris-for-all
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naumazeredo/tetris-for-all" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaumazeredo%2Ftetris-for-all", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaumazeredo%2Ftetris-for-all'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42d9e1732d998ea3156ec69cb011781bdc0b9f74
[INFO] documenting naumazeredo/tetris-for-all against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaumazeredo%2Ftetris-for-all" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/naumazeredo/tetris-for-all on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/naumazeredo/tetris-for-all
[INFO] finished tweaking git repo https://github.com/naumazeredo/tetris-for-all
[INFO] tweaked toml for git repo https://github.com/naumazeredo/tetris-for-all written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/naumazeredo/tetris-for-all already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_pcg v0.3.1
[INFO] [stderr]   Downloaded once_cell v1.12.0
[INFO] [stderr]   Downloaded enum_dispatch v0.3.8
[INFO] [stderr]   Downloaded sdl2 v0.35.2
[INFO] [stderr]   Downloaded chlorine v1.0.10
[INFO] [stderr]   Downloaded imgui-opengl-renderer v0.11.1
[INFO] [stderr]   Downloaded version-compare v0.1.0
[INFO] [stderr]   Downloaded imgui v0.8.2
[INFO] [stderr]   Downloaded imgui-sys v0.8.2
[INFO] [stderr]   Downloaded sdl2-sys v0.35.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4595f17c063a7ba7f875a53f07a9ae6a7510f67448cdf88e05a5a7f7ce7548f4
[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" "4595f17c063a7ba7f875a53f07a9ae6a7510f67448cdf88e05a5a7f7ce7548f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4595f17c063a7ba7f875a53f07a9ae6a7510f67448cdf88e05a5a7f7ce7548f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4595f17c063a7ba7f875a53f07a9ae6a7510f67448cdf88e05a5a7f7ce7548f4", kill_on_drop: false }`
[INFO] [stdout] 4595f17c063a7ba7f875a53f07a9ae6a7510f67448cdf88e05a5a7f7ce7548f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 52e9b2996d0512988ca156c5eecbb2524cb390fa9a51f3a58f4c3bf0b13d7b01
[INFO] running `Command { std: "docker" "start" "-a" "52e9b2996d0512988ca156c5eecbb2524cb390fa9a51f3a58f4c3bf0b13d7b01", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking chlorine v1.0.10
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling tetris-generations v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking rand_pcg v0.3.1
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling imgui-sys v0.8.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling imgui-opengl-renderer v0.11.1
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling imdraw_derive v0.1.0 (/opt/rustwide/workdir/imdraw_derive)
[INFO] [stderr]    Compiling enum_dispatch v0.3.8
[INFO] [stderr]     Checking imgui v0.8.2
[INFO] [stderr]  Documenting tetris-generations 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:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(int_log)]
[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:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(generic_const_exprs)]
[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:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(maybe_uninit_uninit_array)]
[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:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(maybe_uninit_array_assume_init)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 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 `tetris-generations`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name tetris_generations src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=6cea32b83dfecb6c -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-22d7f70832a3b85e.rmeta --extern enum_dispatch=/opt/rustwide/target/debug/deps/libenum_dispatch-abaab2b4dcff7497.so --extern gl=/opt/rustwide/target/debug/deps/libgl-73ec31adc23dbd48.rmeta --extern imdraw_derive=/opt/rustwide/target/debug/deps/libimdraw_derive-fc4f125f4d77a55c.so --extern imgui=/opt/rustwide/target/debug/deps/libimgui-4a23c572856dfe37.rmeta --extern imgui_opengl_renderer=/opt/rustwide/target/debug/deps/libimgui_opengl_renderer-63590e51ebf1d377.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-bd6d0284544a8d29.so --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-e25943b7452e6ba6.rmeta --extern rand_pcg=/opt/rustwide/target/debug/deps/librand_pcg-dbaa9bc8b44492ba.rmeta --extern sdl2=/opt/rustwide/target/debug/deps/libsdl2-0cf32055090e85f7.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "52e9b2996d0512988ca156c5eecbb2524cb390fa9a51f3a58f4c3bf0b13d7b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e9b2996d0512988ca156c5eecbb2524cb390fa9a51f3a58f4c3bf0b13d7b01", kill_on_drop: false }`
[INFO] [stdout] 52e9b2996d0512988ca156c5eecbb2524cb390fa9a51f3a58f4c3bf0b13d7b01