[INFO] cloning repository https://github.com/YAGregor/arithmetic_parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YAGregor/arithmetic_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYAGregor%2Farithmetic_parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYAGregor%2Farithmetic_parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 633d160ac51ff6c1338c8e2307d65b3f7aa41fb9
[INFO] documenting YAGregor/arithmetic_parser/633d160ac51ff6c1338c8e2307d65b3f7aa41fb9 against 1.86.0 for beta-1.87-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYAGregor%2Farithmetic_parser" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YAGregor/arithmetic_parser on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/YAGregor/arithmetic_parser
[INFO] finished tweaking git repo https://github.com/YAGregor/arithmetic_parser
[INFO] tweaked toml for git repo https://github.com/YAGregor/arithmetic_parser written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/YAGregor/arithmetic_parser 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" "+1.86.0" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d632d082c6c02e99f9fc0da57fbafa6f6caf0e6e3f3deacc650500a713b0b9b
[INFO] running `Command { std: "docker" "start" "-a" "6d632d082c6c02e99f9fc0da57fbafa6f6caf0e6e3f3deacc650500a713b0b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d632d082c6c02e99f9fc0da57fbafa6f6caf0e6e3f3deacc650500a713b0b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d632d082c6c02e99f9fc0da57fbafa6f6caf0e6e3f3deacc650500a713b0b9b", kill_on_drop: false }`
[INFO] [stdout] 6d632d082c6c02e99f9fc0da57fbafa6f6caf0e6e3f3deacc650500a713b0b9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de65ce263662c37d2ba2675c3eef004e6cd8f0ed4c6b405173661355f68ac713
[INFO] running `Command { std: "docker" "start" "-a" "de65ce263662c37d2ba2675c3eef004e6cd8f0ed4c6b405173661355f68ac713", kill_on_drop: false }`
[INFO] [stderr]  Documenting parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/parse.rs:103:15
[INFO] [stdout]     |
[INFO] [stdout] 103 |     return if (*exp_op == Token::Mul) {
[INFO] [stdout]     |               ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 103 -     return if (*exp_op == Token::Mul) {
[INFO] [stdout] 103 +     return if *exp_op == Token::Mul {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/parse.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 120 |         if (*t == Token::Power) {
[INFO] [stdout]     |            ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 120 -         if (*t == Token::Power) {
[INFO] [stdout] 120 +         if *t == Token::Power {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/parser/index.html
[INFO] running `Command { std: "docker" "inspect" "de65ce263662c37d2ba2675c3eef004e6cd8f0ed4c6b405173661355f68ac713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de65ce263662c37d2ba2675c3eef004e6cd8f0ed4c6b405173661355f68ac713", kill_on_drop: false }`
[INFO] [stdout] de65ce263662c37d2ba2675c3eef004e6cd8f0ed4c6b405173661355f68ac713