[INFO] cloning repository https://github.com/MarcusTL12/AdventOfCode2019Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcusTL12/AdventOfCode2019Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusTL12%2FAdventOfCode2019Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusTL12%2FAdventOfCode2019Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76f034a7348829d5402ead9d3c4524ceffd23e92
[INFO] documenting MarcusTL12/AdventOfCode2019Rust 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%2FMarcusTL12%2FAdventOfCode2019Rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcusTL12/AdventOfCode2019Rust 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/MarcusTL12/AdventOfCode2019Rust
[INFO] finished tweaking git repo https://github.com/MarcusTL12/AdventOfCode2019Rust
[INFO] tweaked toml for git repo https://github.com/MarcusTL12/AdventOfCode2019Rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcusTL12/AdventOfCode2019Rust 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded modinverse v0.1.1
[INFO] [stderr]   Downloaded digits_iterator v0.1.0
[INFO] [stderr]   Downloaded num-bigint v0.2.4
[INFO] [stderr]   Downloaded permutator v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f361768b51e714358e82b0c122c2837e6050340a2b273c0e014cf7170c053536
[INFO] running `Command { std: "docker" "start" "-a" "f361768b51e714358e82b0c122c2837e6050340a2b273c0e014cf7170c053536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f361768b51e714358e82b0c122c2837e6050340a2b273c0e014cf7170c053536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f361768b51e714358e82b0c122c2837e6050340a2b273c0e014cf7170c053536", kill_on_drop: false }`
[INFO] [stdout] f361768b51e714358e82b0c122c2837e6050340a2b273c0e014cf7170c053536
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0b9059e2559c706ea500c13b6463da3804d4849ceadceda91d2f85fbbba8bd8a
[INFO] running `Command { std: "docker" "start" "-a" "0b9059e2559c706ea500c13b6463da3804d4849ceadceda91d2f85fbbba8bd8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking digits_iterator v0.1.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling num-bigint v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking modinverse v0.1.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking permutator v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]  Documenting adventofcode2019 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(int_roundings)]
[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 `adventofcode2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name adventofcode2019 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=c83d2e50542f7416 -L dependency=/opt/rustwide/target/debug/deps --extern digits_iterator=/opt/rustwide/target/debug/deps/libdigits_iterator-bc35798378156fa1.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-be0d6d4ea99585eb.rmeta --extern modinverse=/opt/rustwide/target/debug/deps/libmodinverse-a0968c70f3ae4b2b.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-c06e27d0063191ca.rmeta --extern permutator=/opt/rustwide/target/debug/deps/libpermutator-b76a8b4221ecab98.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-8126445ba05b0438.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0b9059e2559c706ea500c13b6463da3804d4849ceadceda91d2f85fbbba8bd8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b9059e2559c706ea500c13b6463da3804d4849ceadceda91d2f85fbbba8bd8a", kill_on_drop: false }`
[INFO] [stdout] 0b9059e2559c706ea500c13b6463da3804d4849ceadceda91d2f85fbbba8bd8a
