[INFO] cloning repository https://github.com/gissleh/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gissleh/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgissleh%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgissleh%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7eb0d06caf7fcef7ec2a7a701d7600446c363fe6
[INFO] documenting gissleh/aoc2020 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgissleh%2Faoc2020" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gissleh/aoc2020 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gissleh/aoc2020
[INFO] finished tweaking git repo https://github.com/gissleh/aoc2020
[INFO] tweaked toml for git repo https://github.com/gissleh/aoc2020 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/gissleh/aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 658651621af11f66c9f349d290991e970bf15c1e825421490c62ff5c18db3676
[INFO] running `Command { std: "docker" "start" "-a" "658651621af11f66c9f349d290991e970bf15c1e825421490c62ff5c18db3676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "658651621af11f66c9f349d290991e970bf15c1e825421490c62ff5c18db3676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658651621af11f66c9f349d290991e970bf15c1e825421490c62ff5c18db3676", kill_on_drop: false }`
[INFO] [stdout] 658651621af11f66c9f349d290991e970bf15c1e825421490c62ff5c18db3676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cebaf59251c88e9a1bfdf15ce28b0636b6af2e2764690654458c147422b030e
[INFO] running `Command { std: "docker" "start" "-a" "0cebaf59251c88e9a1bfdf15ce28b0636b6af2e2764690654458c147422b030e", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking termion v1.5.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking num-complex v0.2.3
[INFO] [stderr]     Checking num-bigint v0.2.3
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/day21.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(is_sorted)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `aoc2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day21 src/day21.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern common=/opt/rustwide/target/debug/deps/libcommon-11bbb44da76ac4ba.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-5fe436b406bd99b3.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-db3c248811071750.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-eb52f18eefae5f81.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-f10a3c6fe02f6bc8.rmeta --extern term=/opt/rustwide/target/debug/deps/libterm-1a981931e528ae9d.rmeta --extern termion=/opt/rustwide/target/debug/deps/libtermion-190b456d9b912366.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-93eeed48883e5797.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0cebaf59251c88e9a1bfdf15ce28b0636b6af2e2764690654458c147422b030e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cebaf59251c88e9a1bfdf15ce28b0636b6af2e2764690654458c147422b030e", kill_on_drop: false }`
[INFO] [stdout] 0cebaf59251c88e9a1bfdf15ce28b0636b6af2e2764690654458c147422b030e
