[INFO] cloning repository https://github.com/AshtonSteed/OxidizedChess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AshtonSteed/OxidizedChess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAshtonSteed%2FOxidizedChess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAshtonSteed%2FOxidizedChess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a18cb6a3cd841ac334fbe1850ac996db1a3c604e
[INFO] documenting AshtonSteed/OxidizedChess 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%2FAshtonSteed%2FOxidizedChess" "/workspace/builds/worker-41/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-41/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AshtonSteed/OxidizedChess 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/AshtonSteed/OxidizedChess
[INFO] finished tweaking git repo https://github.com/AshtonSteed/OxidizedChess
[INFO] tweaked toml for git repo https://github.com/AshtonSteed/OxidizedChess written to /workspace/builds/worker-41/source/Cargo.toml
[INFO] crate git repo https://github.com/AshtonSteed/OxidizedChess 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-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] bed3948f468dbc7078d2517a7740e4551b8c615bba90eae6c4c5c0d48193e212
[INFO] running `Command { std: "docker" "start" "-a" "bed3948f468dbc7078d2517a7740e4551b8c615bba90eae6c4c5c0d48193e212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bed3948f468dbc7078d2517a7740e4551b8c615bba90eae6c4c5c0d48193e212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bed3948f468dbc7078d2517a7740e4551b8c615bba90eae6c4c5c0d48193e212", kill_on_drop: false }`
[INFO] [stdout] bed3948f468dbc7078d2517a7740e4551b8c615bba90eae6c4c5c0d48193e212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] 744e48c65f799cac469172ff256eb1bcd562b96af4fbd251f454b4a5339d69e4
[INFO] running `Command { std: "docker" "start" "-a" "744e48c65f799cac469172ff256eb1bcd562b96af4fbd251f454b4a5339d69e4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]  Documenting OxidizedChess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/pieceinit.rs:497:16
[INFO] [stdout]     |
[INFO] [stdout] 497 |             if (used_attacks[magic_index] == 0) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/pieceinit.rs:500:21
[INFO] [stdout]     |
[INFO] [stdout] 500 |             else if (used_attacks[magic_index] != attacks[index]) {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.22s
[INFO] running `Command { std: "docker" "inspect" "744e48c65f799cac469172ff256eb1bcd562b96af4fbd251f454b4a5339d69e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "744e48c65f799cac469172ff256eb1bcd562b96af4fbd251f454b4a5339d69e4", kill_on_drop: false }`
[INFO] [stdout] 744e48c65f799cac469172ff256eb1bcd562b96af4fbd251f454b4a5339d69e4