[INFO] cloning repository https://github.com/komori-n/ProjectEuler-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/komori-n/ProjectEuler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkomori-n%2FProjectEuler-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkomori-n%2FProjectEuler-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c1f5d3c1e45c395676ffbe06dc4d1dc09e2b430
[INFO] documenting komori-n/ProjectEuler-rs 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%2Fkomori-n%2FProjectEuler-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/komori-n/ProjectEuler-rs 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/komori-n/ProjectEuler-rs
[INFO] finished tweaking git repo https://github.com/komori-n/ProjectEuler-rs
[INFO] tweaked toml for git repo https://github.com/komori-n/ProjectEuler-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/komori-n/ProjectEuler-rs 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]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.4.0
[INFO] [stderr]   Downloaded num-complex v0.4.0
[INFO] [stderr]   Downloaded num-rational v0.4.0
[INFO] [stderr]   Downloaded memoise v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 843f9960c3ee3d0144550229cba170efc6468e6bca43984ce1dbdc1baea115b6
[INFO] running `Command { std: "docker" "start" "-a" "843f9960c3ee3d0144550229cba170efc6468e6bca43984ce1dbdc1baea115b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "843f9960c3ee3d0144550229cba170efc6468e6bca43984ce1dbdc1baea115b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "843f9960c3ee3d0144550229cba170efc6468e6bca43984ce1dbdc1baea115b6", kill_on_drop: false }`
[INFO] [stdout] 843f9960c3ee3d0144550229cba170efc6468e6bca43984ce1dbdc1baea115b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 0c0d362c36da38f43d3bccd9f856dfc1d980ea1f63d5941564200d58c1f0c267
[INFO] running `Command { std: "docker" "start" "-a" "0c0d362c36da38f43d3bccd9f856dfc1d980ea1f63d5941564200d58c1f0c267", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling memoise v0.3.2
[INFO] [stderr]     Checking project-euler-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting project-euler-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/permutation.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     if n < 0 || a.len() < n {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `project-euler-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name project_euler_rs 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 anyhow=/opt/rustwide/target/debug/deps/libanyhow-e0c590a61c268547.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-6df859239bb20687.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-6635f409b49c75d7.rmeta --extern memoise=/opt/rustwide/target/debug/deps/libmemoise-562a9eb865731cef.so --extern num=/opt/rustwide/target/debug/deps/libnum-2eefba2a744190d3.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0c0d362c36da38f43d3bccd9f856dfc1d980ea1f63d5941564200d58c1f0c267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0d362c36da38f43d3bccd9f856dfc1d980ea1f63d5941564200d58c1f0c267", kill_on_drop: false }`
[INFO] [stdout] 0c0d362c36da38f43d3bccd9f856dfc1d980ea1f63d5941564200d58c1f0c267
