[INFO] cloning repository https://github.com/JacobHaig/powder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JacobHaig/powder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacobHaig%2Fpowder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacobHaig%2Fpowder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e439349cd911fe8a230dec109b1c03f8248d521
[INFO] documenting JacobHaig/powder against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacobHaig%2Fpowder" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JacobHaig/powder on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JacobHaig/powder
[INFO] finished tweaking git repo https://github.com/JacobHaig/powder
[INFO] tweaked toml for git repo https://github.com/JacobHaig/powder written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JacobHaig/powder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d85df1cdf6b61720b35d21c849bae57553e8e0b5ac13b6b5ccb23ca7e11277d1
[INFO] running `Command { std: "docker" "start" "-a" "d85df1cdf6b61720b35d21c849bae57553e8e0b5ac13b6b5ccb23ca7e11277d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d85df1cdf6b61720b35d21c849bae57553e8e0b5ac13b6b5ccb23ca7e11277d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d85df1cdf6b61720b35d21c849bae57553e8e0b5ac13b6b5ccb23ca7e11277d1", kill_on_drop: false }`
[INFO] [stdout] d85df1cdf6b61720b35d21c849bae57553e8e0b5ac13b6b5ccb23ca7e11277d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66c3a573a7baf3d6d77a4de9859960e468b5086bb87a6ac4d6f68ce91fc556cc
[INFO] running `Command { std: "docker" "start" "-a" "66c3a573a7baf3d6d77a4de9859960e468b5086bb87a6ac4d6f68ce91fc556cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]  Documenting powder 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:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_group_by)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `powder`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name powder src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=b20caf80c4ef37d0 -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-578991b5e0b8e761.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-cea4168d899342a6.rmeta --extern num_derive=/opt/rustwide/target/debug/deps/libnum_derive-cd2f2ed8fc3558af.so --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-2b8a33666dc3ba8e.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-a1b035a8c3a3a5e8.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-ab48f81000177359.rmeta --extern sdl2=/opt/rustwide/target/debug/deps/libsdl2-95ea6006fbc53b25.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "66c3a573a7baf3d6d77a4de9859960e468b5086bb87a6ac4d6f68ce91fc556cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c3a573a7baf3d6d77a4de9859960e468b5086bb87a6ac4d6f68ce91fc556cc", kill_on_drop: false }`
[INFO] [stdout] 66c3a573a7baf3d6d77a4de9859960e468b5086bb87a6ac4d6f68ce91fc556cc
