[INFO] cloning repository https://github.com/mkyl/cicada
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkyl/cicada" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkyl%2Fcicada", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkyl%2Fcicada'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4519dedcdf37ee0a364dfd73861c2475ed2f2c33
[INFO] documenting mkyl/cicada against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkyl%2Fcicada" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkyl/cicada on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mkyl/cicada
[INFO] finished tweaking git repo https://github.com/mkyl/cicada
[INFO] tweaked toml for git repo https://github.com/mkyl/cicada written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mkyl/cicada already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d736e50de4bf35981b90da8ac27d3e69b0d9ce664436c839a132c828e40274f8
[INFO] running `Command { std: "docker" "start" "-a" "d736e50de4bf35981b90da8ac27d3e69b0d9ce664436c839a132c828e40274f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d736e50de4bf35981b90da8ac27d3e69b0d9ce664436c839a132c828e40274f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d736e50de4bf35981b90da8ac27d3e69b0d9ce664436c839a132c828e40274f8", kill_on_drop: false }`
[INFO] [stdout] d736e50de4bf35981b90da8ac27d3e69b0d9ce664436c839a132c828e40274f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e68ef90f9493c8ae7190c5c4522d5264ae2d346be86ae22182652f2c3581038
[INFO] running `Command { std: "docker" "start" "-a" "7e68ef90f9493c8ae7190c5c4522d5264ae2d346be86ae22182652f2c3581038", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]  Documenting cicada v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/board.rs:107:18
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub fn init() -> (chessboard) {
[INFO] [stdout]     |                  ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 107 - pub fn init() -> (chessboard) {
[INFO] [stdout] 107 + pub fn init() -> chessboard {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]    --> src/board.rs:172:18
[INFO] [stdout]     |
[INFO] [stdout] 172 |     board.past = { unsafe { mem::zeroed() } };
[INFO] [stdout]     |                  ^^                        ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 172 -     board.past = { unsafe { mem::zeroed() } };
[INFO] [stdout] 172 +     board.past = unsafe { mem::zeroed() };
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/board.rs:177:52
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub fn AN_to_chocolate (file : char, rank : u8) -> (u8) {
[INFO] [stdout]     |                                                    ^  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 177 - pub fn AN_to_chocolate (file : char, rank : u8) -> (u8) {
[INFO] [stdout] 177 + pub fn AN_to_chocolate (file : char, rank : u8) -> u8 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/board.rs:184:46
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn AN_to_board (file : u8, rank : u8) -> (u8) {
[INFO] [stdout]     |                                              ^  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 184 - pub fn AN_to_board (file : u8, rank : u8) -> (u8) {
[INFO] [stdout] 184 + pub fn AN_to_board (file : u8, rank : u8) -> u8 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/fen.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |             '1' ... '8' => empty = fen[counter],
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/movement.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 79 |         _ => {;}
[INFO] [stdout]    |               ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/movement.rs:91:15
[INFO] [stdout]    |
[INFO] [stdout] 91 |         _ => {;}
[INFO] [stdout]    |               ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.10s
[INFO] running `Command { std: "docker" "inspect" "7e68ef90f9493c8ae7190c5c4522d5264ae2d346be86ae22182652f2c3581038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e68ef90f9493c8ae7190c5c4522d5264ae2d346be86ae22182652f2c3581038", kill_on_drop: false }`
[INFO] [stdout] 7e68ef90f9493c8ae7190c5c4522d5264ae2d346be86ae22182652f2c3581038