[INFO] cloning repository https://github.com/skeskinen/sigmar-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skeskinen/sigmar-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskeskinen%2Fsigmar-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskeskinen%2Fsigmar-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07a56a980fc52ca6f4462798918eb816c8fab5c6
[INFO] documenting skeskinen/sigmar-bot against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskeskinen%2Fsigmar-bot" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skeskinen/sigmar-bot on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skeskinen/sigmar-bot
[INFO] finished tweaking git repo https://github.com/skeskinen/sigmar-bot
[INFO] tweaked toml for git repo https://github.com/skeskinen/sigmar-bot written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/skeskinen/sigmar-bot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ccbab05e0f5b863240370ae5d69817d9d81c76b0fef243768b66e9d540aa71e
[INFO] running `Command { std: "docker" "start" "-a" "8ccbab05e0f5b863240370ae5d69817d9d81c76b0fef243768b66e9d540aa71e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ccbab05e0f5b863240370ae5d69817d9d81c76b0fef243768b66e9d540aa71e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ccbab05e0f5b863240370ae5d69817d9d81c76b0fef243768b66e9d540aa71e", kill_on_drop: false }`
[INFO] [stdout] 8ccbab05e0f5b863240370ae5d69817d9d81c76b0fef243768b66e9d540aa71e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 805150eb845e2cfe66b62370ae20f5abe316dc343f9be5afe95ba0f98f1777da
[INFO] running `Command { std: "docker" "start" "-a" "805150eb845e2cfe66b62370ae20f5abe316dc343f9be5afe95ba0f98f1777da", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking either v1.3.0
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]    Compiling scrap v0.3.2
[INFO] [stderr]     Checking bitflags v1.0.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.8
[INFO] [stderr]     Checking block v0.1.6
[INFO] [stderr]    Compiling user32-sys v0.1.2
[INFO] [stderr]     Checking dxgi-win v0.2.1
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking d3d11-win v0.2.1
[INFO] [stderr]     Checking itertools v0.7.2
[INFO] [stderr]     Checking inflate v0.3.3
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking dxgcap v0.0.8
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-complex v0.1.40
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking num-rational v0.1.39
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.17.0
[INFO] [stderr]  Documenting sigmar_bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `sigmar_bot`
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name sigmar_bot src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern dxgcap=/opt/rustwide/target/debug/deps/libdxgcap-97e57c1c8cc0186f.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-928a56c0da8e91b1.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-2675dea57f75259b.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-eff07933c488b87a.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-0cd11cf4e1461906.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-5eb52af70c9c920e.rmeta --extern scrap=/opt/rustwide/target/debug/deps/libscrap-08974c1af98f8f9f.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "805150eb845e2cfe66b62370ae20f5abe316dc343f9be5afe95ba0f98f1777da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805150eb845e2cfe66b62370ae20f5abe316dc343f9be5afe95ba0f98f1777da", kill_on_drop: false }`
[INFO] [stdout] 805150eb845e2cfe66b62370ae20f5abe316dc343f9be5afe95ba0f98f1777da
