[INFO] cloning repository https://github.com/Lenqth/rs-jong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lenqth/rs-jong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLenqth%2Frs-jong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLenqth%2Frs-jong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da1628a0f80b857f8a1d734a899e6cdb85b63c22
[INFO] documenting Lenqth/rs-jong 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%2FLenqth%2Frs-jong" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Lenqth/rs-jong 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/Lenqth/rs-jong
[INFO] finished tweaking git repo https://github.com/Lenqth/rs-jong
[INFO] tweaked toml for git repo https://github.com/Lenqth/rs-jong written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Lenqth/rs-jong 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 3fd85e3a7439d1ca3d716012201f97d932006aece5fce34cb13648e48d138fda
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3fd85e3a7439d1ca3d716012201f97d932006aece5fce34cb13648e48d138fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fd85e3a7439d1ca3d716012201f97d932006aece5fce34cb13648e48d138fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd85e3a7439d1ca3d716012201f97d932006aece5fce34cb13648e48d138fda", kill_on_drop: false }`
[INFO] [stdout] 3fd85e3a7439d1ca3d716012201f97d932006aece5fce34cb13648e48d138fda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 4750a79c4b16ac1ba2a92227a0728aa8a3da11515692e55ddc085052eb40c3e3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4750a79c4b16ac1ba2a92227a0728aa8a3da11515692e55ddc085052eb40c3e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rs-jong v0.1.0 (/opt/rustwide/workdir/rs-jong)
[INFO] [stderr]  Documenting rs-jong v0.1.0 (/opt/rustwide/workdir/rs-jong)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> rs-jong/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> rs-jong/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> rs-jong/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[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] [stdout] warning: unused imports: `ORIGINAL`, `YakuEntry`, `YakuRules`
[INFO] [stdout]  --> rs-jong/src/yaku.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::yaku_rules::{Yaku, YakuEntry, YakuPos, YakuRules, ORIGINAL};
[INFO] [stdout]   |                               ^^^^^^^^^           ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> rs-jong/src/yaku.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]    --> rs-jong/src/yaku.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     use std::str::FromStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rs-jong`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name rs_jong rs-jong/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-acd7d23482fe8b54.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-669b1827b99f607f.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-e26627f532a8977e.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-921535155f64e466.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-42ccbb483f23d58d.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> rs-jong/src/structs.rs:322:9
[INFO] [stdout]     |
[INFO] [stdout] 322 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]    --> rs-jong/src/structs.rs:323:9
[INFO] [stdout]     |
[INFO] [stdout] 323 |     use std::str::FromStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> rs-jong/src/agari.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> rs-jong/src/agari.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::sweep_isolated`
[INFO] [stdout]  --> rs-jong/src/agari.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::util::sweep_isolated;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> rs-jong/src/algos/topological_sort.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `petgraph::algo`
[INFO] [stdout]   --> rs-jong/src/algos/topological_sort.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | use petgraph::algo;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `petgraph::dot::Dot`
[INFO] [stdout]   --> rs-jong/src/algos/topological_sort.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | use petgraph::dot::Dot;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> rs-jong/src/algos/topological_sort.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> rs-jong/src/algos/topological_sort.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     use std::str::FromStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4750a79c4b16ac1ba2a92227a0728aa8a3da11515692e55ddc085052eb40c3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4750a79c4b16ac1ba2a92227a0728aa8a3da11515692e55ddc085052eb40c3e3", kill_on_drop: false }`
[INFO] [stdout] 4750a79c4b16ac1ba2a92227a0728aa8a3da11515692e55ddc085052eb40c3e3
