[INFO] cloning repository https://github.com/ricky26/sodoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ricky26/sodoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fricky26%2Fsodoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fricky26%2Fsodoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86b37ac472252df40984635c8f2d770407ba12a7
[INFO] linting ricky26/sodoku against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fricky26%2Fsodoku" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ricky26/sodoku
[INFO] finished tweaking git repo https://github.com/ricky26/sodoku
[INFO] tweaked toml for git repo https://github.com/ricky26/sodoku written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ricky26/sodoku on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ricky26/sodoku 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" "+nightly" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 186ea73437d2090cd22cc0673c322936ec6ace5d719ce6c9f4f793fbc9b11108
[INFO] running `Command { std: "docker" "start" "-a" "186ea73437d2090cd22cc0673c322936ec6ace5d719ce6c9f4f793fbc9b11108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "186ea73437d2090cd22cc0673c322936ec6ace5d719ce6c9f4f793fbc9b11108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "186ea73437d2090cd22cc0673c322936ec6ace5d719ce6c9f4f793fbc9b11108", kill_on_drop: false }`
[INFO] [stdout] 186ea73437d2090cd22cc0673c322936ec6ace5d719ce6c9f4f793fbc9b11108
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12ff64ddeef2abf42ab2034138dfee15e0b89a09568d18fb6a870fb8a4272c57
[INFO] running `Command { std: "docker" "start" "-a" "12ff64ddeef2abf42ab2034138dfee15e0b89a09568d18fb6a870fb8a4272c57", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking clap_builder v4.5.20
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking clap v4.5.20
[INFO] [stderr]     Checking sodoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this `impl` can be derived
[INFO] [stdout]    --> src/main.rs:185:1
[INFO] [stdout]     |
[INFO] [stdout] 185 | / impl Default for SubGrid {
[INFO] [stdout] 186 | |     fn default() -> Self {
[INFO] [stdout] 187 | |         Self {
[INFO] [stdout] 188 | |             cells: [GridCell::default(); 9],
[INFO] [stdout] ...   |
[INFO] [stdout] 191 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#derivable_impls
[INFO] [stdout]     = note: `#[warn(clippy::derivable_impls)]` on by default
[INFO] [stdout] help: replace the manual implementation with a derive attribute
[INFO] [stdout]     |
[INFO] [stdout] 128 + #[derive(Default)]
[INFO] [stdout] 129 | pub struct SubGrid {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/main.rs:266:20
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 if !set.first_one().is_none() {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `set.first_one().is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `impl` can be derived
[INFO] [stdout]    --> src/main.rs:185:1
[INFO] [stdout]     |
[INFO] [stdout] 185 | / impl Default for SubGrid {
[INFO] [stdout] 186 | |     fn default() -> Self {
[INFO] [stdout] 187 | |         Self {
[INFO] [stdout] 188 | |             cells: [GridCell::default(); 9],
[INFO] [stdout] ...   |
[INFO] [stdout] 191 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#derivable_impls
[INFO] [stdout]     = note: `#[warn(clippy::derivable_impls)]` on by default
[INFO] [stdout] help: replace the manual implementation with a derive attribute
[INFO] [stdout]     |
[INFO] [stdout] 128 + #[derive(Default)]
[INFO] [stdout] 129 | pub struct SubGrid {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this loop could be written as a `while let` loop
[INFO] [stdout]    --> src/main.rs:384:9
[INFO] [stdout]     |
[INFO] [stdout] 384 | /         loop {
[INFO] [stdout] 385 | |             let Some(c) = chars.next() else { break };
[INFO] [stdout] 386 | |             match c {
[INFO] [stdout] 387 | |                 '1'..='9' => {
[INFO] [stdout] ...   |
[INFO] [stdout] 411 | |         }
[INFO] [stdout]     | |_________^ help: try: `while let Some(c) = chars.next() { .. }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_loop
[INFO] [stdout]     = note: `#[warn(clippy::while_let_loop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `write!()` with a format string that ends in a single newline
[INFO] [stdout]    --> src/main.rs:419:9
[INFO] [stdout]     |
[INFO] [stdout] 419 |         write!(f, "╔═══════╤═══════╤═══════╗\n")?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stdout]     = note: `#[warn(clippy::write_with_newline)]` on by default
[INFO] [stdout] help: use `writeln!` instead
[INFO] [stdout]     |
[INFO] [stdout] 419 -         write!(f, "╔═══════╤═══════╤═══════╗\n")?;
[INFO] [stdout] 419 +         writeln!(f, "╔═══════╤═══════╤═══════╗")?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `write!()` with a format string that ends in a single newline
[INFO] [stdout]    --> src/main.rs:424:17
[INFO] [stdout]     |
[INFO] [stdout] 424 |                 write!(f, "╟───────┼───────┼───────╢\n")?;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stdout] help: use `writeln!` instead
[INFO] [stdout]     |
[INFO] [stdout] 424 -                 write!(f, "╟───────┼───────┼───────╢\n")?;
[INFO] [stdout] 424 +                 writeln!(f, "╟───────┼───────┼───────╢")?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/main.rs:266:20
[INFO] [stdout]     |
[INFO] [stdout] 266 |                 if !set.first_one().is_none() {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `set.first_one().is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `write!()` with a format string that ends in a single newline
[INFO] [stdout]    --> src/main.rs:441:17
[INFO] [stdout]     |
[INFO] [stdout] 441 |                 write!(f, "║ {v0} {v1} {v2} │ {v3} {v4} {v5} │ {v6} {v7} {v8} ║\n")?;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stdout] help: use `writeln!` instead
[INFO] [stdout]     |
[INFO] [stdout] 441 -                 write!(f, "║ {v0} {v1} {v2} │ {v3} {v4} {v5} │ {v6} {v7} {v8} ║\n")?;
[INFO] [stdout] 441 +                 writeln!(f, "║ {v0} {v1} {v2} │ {v3} {v4} {v5} │ {v6} {v7} {v8} ║")?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `write!()` with a format string that ends in a single newline
[INFO] [stdout]    --> src/main.rs:445:9
[INFO] [stdout]     |
[INFO] [stdout] 445 |         write!(f, "╚═══════╧═══════╧═══════╝\n")
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stdout] help: use `writeln!` instead
[INFO] [stdout]     |
[INFO] [stdout] 445 -         write!(f, "╚═══════╧═══════╧═══════╝\n")
[INFO] [stdout] 445 +         writeln!(f, "╚═══════╧═══════╧═══════╝")
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this loop could be written as a `while let` loop
[INFO] [stdout]    --> src/main.rs:384:9
[INFO] [stdout]     |
[INFO] [stdout] 384 | /         loop {
[INFO] [stdout] 385 | |             let Some(c) = chars.next() else { break };
[INFO] [stdout] 386 | |             match c {
[INFO] [stdout] 387 | |                 '1'..='9' => {
[INFO] [stdout] ...   |
[INFO] [stdout] 411 | |         }
[INFO] [stdout]     | |_________^ help: try: `while let Some(c) = chars.next() { .. }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_loop
[INFO] [stdout]     = note: `#[warn(clippy::while_let_loop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `write!()` with a format string that ends in a single newline
[INFO] [stdout]    --> src/main.rs:419:9
[INFO] [stdout]     |
[INFO] [stdout] 419 |         write!(f, "╔═══════╤═══════╤═══════╗\n")?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stdout]     = note: `#[warn(clippy::write_with_newline)]` on by default
[INFO] [stdout] help: use `writeln!` instead
[INFO] [stdout]     |
[INFO] [stdout] 419 -         write!(f, "╔═══════╤═══════╤═══════╗\n")?;
[INFO] [stdout] 419 +         writeln!(f, "╔═══════╤═══════╤═══════╗")?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `write!()` with a format string that ends in a single newline
[INFO] [stdout]    --> src/main.rs:424:17
[INFO] [stdout]     |
[INFO] [stdout] 424 |                 write!(f, "╟───────┼───────┼───────╢\n")?;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stdout] help: use `writeln!` instead
[INFO] [stdout]     |
[INFO] [stdout] 424 -                 write!(f, "╟───────┼───────┼───────╢\n")?;
[INFO] [stdout] 424 +                 writeln!(f, "╟───────┼───────┼───────╢")?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `write!()` with a format string that ends in a single newline
[INFO] [stdout]    --> src/main.rs:441:17
[INFO] [stdout]     |
[INFO] [stdout] 441 |                 write!(f, "║ {v0} {v1} {v2} │ {v3} {v4} {v5} │ {v6} {v7} {v8} ║\n")?;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stdout] help: use `writeln!` instead
[INFO] [stdout]     |
[INFO] [stdout] 441 -                 write!(f, "║ {v0} {v1} {v2} │ {v3} {v4} {v5} │ {v6} {v7} {v8} ║\n")?;
[INFO] [stdout] 441 +                 writeln!(f, "║ {v0} {v1} {v2} │ {v3} {v4} {v5} │ {v6} {v7} {v8} ║")?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `write!()` with a format string that ends in a single newline
[INFO] [stdout]    --> src/main.rs:445:9
[INFO] [stdout]     |
[INFO] [stdout] 445 |         write!(f, "╚═══════╧═══════╧═══════╝\n")
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stdout] help: use `writeln!` instead
[INFO] [stdout]     |
[INFO] [stdout] 445 -         write!(f, "╚═══════╧═══════╧═══════╝\n")
[INFO] [stdout] 445 +         writeln!(f, "╚═══════╧═══════╧═══════╝")
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.29s
[INFO] running `Command { std: "docker" "inspect" "12ff64ddeef2abf42ab2034138dfee15e0b89a09568d18fb6a870fb8a4272c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12ff64ddeef2abf42ab2034138dfee15e0b89a09568d18fb6a870fb8a4272c57", kill_on_drop: false }`
[INFO] [stdout] 12ff64ddeef2abf42ab2034138dfee15e0b89a09568d18fb6a870fb8a4272c57