[INFO] cloning repository https://github.com/AlexanderThaller/advent_of_code_2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexanderThaller/advent_of_code_2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderThaller%2Fadvent_of_code_2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderThaller%2Fadvent_of_code_2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7d4e8333798af5f0bbfa705b0fc86e8b4695cd4
[INFO] documenting AlexanderThaller/advent_of_code_2019 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderThaller%2Fadvent_of_code_2019" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlexanderThaller/advent_of_code_2019 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlexanderThaller/advent_of_code_2019
[INFO] finished tweaking git repo https://github.com/AlexanderThaller/advent_of_code_2019
[INFO] tweaked toml for git repo https://github.com/AlexanderThaller/advent_of_code_2019 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AlexanderThaller/advent_of_code_2019 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded num-complex v0.2.3
[INFO] [stderr]   Downloaded gilrs-core v0.2.5
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0037d4864485af9e00869c0b1e7f607a9ec3495ded5c3b583a9f337b188e396
[INFO] running `Command { std: "docker" "start" "-a" "a0037d4864485af9e00869c0b1e7f607a9ec3495ded5c3b583a9f337b188e396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0037d4864485af9e00869c0b1e7f607a9ec3495ded5c3b583a9f337b188e396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0037d4864485af9e00869c0b1e7f607a9ec3495ded5c3b583a9f337b188e396", kill_on_drop: false }`
[INFO] [stdout] a0037d4864485af9e00869c0b1e7f607a9ec3495ded5c3b583a9f337b188e396
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 739edcd43cbfde52a4f02a6eed6b5f60102ac31c62faf127e1f69d4d5e1916fa
[INFO] running `Command { std: "docker" "start" "-a" "739edcd43cbfde52a4f02a6eed6b5f60102ac31c62faf127e1f69d4d5e1916fa", kill_on_drop: false }`
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[INFO] [stderr]  Documenting advent_of_code_2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/day_02/part_2.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for noun in { 0..=99 } {
[INFO] [stdout]    |                 ^^      ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 11 -     for noun in { 0..=99 } {
[INFO] [stdout] 11 +     for noun in 0..=99 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/day_02/part_2.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |         for verb in { 0..=99 } {
[INFO] [stdout]    |                     ^^      ^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 12 -         for verb in { 0..=99 } {
[INFO] [stdout] 12 +         for verb in 0..=99 {
[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:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `advent_of_code_2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type bin --crate-name advent_of_code_2019 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=a7bc4e271184a169 -L dependency=/opt/rustwide/target/debug/deps --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-1def3d1354c7301a.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-2c16147a5206639f.rmeta --extern ggez=/opt/rustwide/target/debug/deps/libggez-08d0120566e7ab44.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-6aaeb3c38bf95015.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-0c05b42528b54147.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-cdefdd959d6072d8.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-a6c01ca4396d5c56.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-b2ac30b20e6736a9.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "739edcd43cbfde52a4f02a6eed6b5f60102ac31c62faf127e1f69d4d5e1916fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739edcd43cbfde52a4f02a6eed6b5f60102ac31c62faf127e1f69d4d5e1916fa", kill_on_drop: false }`
[INFO] [stdout] 739edcd43cbfde52a4f02a6eed6b5f60102ac31c62faf127e1f69d4d5e1916fa
