[INFO] cloning repository https://github.com/CaioPiccirillo/sudoku-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CaioPiccirillo/sudoku-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaioPiccirillo%2Fsudoku-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaioPiccirillo%2Fsudoku-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b566022adb5b62c2e6c2331c18f217ba4add6ce8
[INFO] checking CaioPiccirillo/sudoku-rust against c999cef531ea9059e189e82fe0e82c5daf249bc9 for pr-152972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaioPiccirillo%2Fsudoku-rust" "/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/CaioPiccirillo/sudoku-rust
[INFO] finished tweaking git repo https://github.com/CaioPiccirillo/sudoku-rust
[INFO] tweaked toml for git repo https://github.com/CaioPiccirillo/sudoku-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CaioPiccirillo/sudoku-rust on toolchain c999cef531ea9059e189e82fe0e82c5daf249bc9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c999cef531ea9059e189e82fe0e82c5daf249bc9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c999cef531ea9059e189e82fe0e82c5daf249bc9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 150 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c999cef531ea9059e189e82fe0e82c5daf249bc9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded imgref v1.12.3
[INFO] [stderr]   Downloaded imageproc v0.27.0
[INFO] [stderr]   Downloaded wide v1.7.1
[INFO] [stderr]   Downloaded glam v0.33.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 85e3a948213a913dffcaf38154cdfe403456cb94b9c83d7003121f51fbdb047f
[INFO] running `Command { std: "docker" "start" "85e3a948213a913dffcaf38154cdfe403456cb94b9c83d7003121f51fbdb047f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85e3a948213a913dffcaf38154cdfe403456cb94b9c83d7003121f51fbdb047f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "85e3a948213a913dffcaf38154cdfe403456cb94b9c83d7003121f51fbdb047f" "/opt/rustwide/cargo-home/bin/cargo" "+c999cef531ea9059e189e82fe0e82c5daf249bc9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85e3a948213a913dffcaf38154cdfe403456cb94b9c83d7003121f51fbdb047f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "85e3a948213a913dffcaf38154cdfe403456cb94b9c83d7003121f51fbdb047f" "/opt/rustwide/cargo-home/bin/cargo" "+c999cef531ea9059e189e82fe0e82c5daf249bc9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.26
[INFO] [stderr]     Checking cfg-if v1.0.5
[INFO] [stderr]     Checking bytemuck v1.25.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.128
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[INFO] [stderr]    Compiling zerocopy v0.8.58
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[INFO] [stderr]     Checking arrayvec v0.7.8
[INFO] [stderr]    Compiling crc32fast v1.5.2
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[INFO] [stderr]    Compiling wasm-bindgen v0.2.128
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[INFO] [stderr]    Compiling proc-macro2 v1.0.107
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[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling zerocopy-derive v0.8.58
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling profiling-procmacros v1.0.18
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.128
[INFO] [stderr]     Checking rustdct v0.7.1
[INFO] [stderr]     Checking profiling v1.0.18
[INFO] [stderr]    Compiling thiserror-impl v2.0.21
[INFO] [stderr]     Checking equator v0.4.2
[INFO] [stderr]     Checking aligned-vec v0.6.4
[INFO] [stderr]     Checking v_frame v0.3.9
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[INFO] [stderr]     Checking av1-grain v0.2.5
[INFO] [stderr]     Checking simba v0.10.2
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.128
[INFO] [stderr]     Checking nalgebra v0.35.0
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking exr v1.74.2
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[INFO] [stderr]     Checking image v0.25.10
[INFO] [stderr]     Checking imageproc v0.27.0
[INFO] [stderr]     Checking sudoku-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/solver.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |             .map(|a| (Some(a))) // Convert all to Option
[INFO] [stdout]    |                      ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -             .map(|a| (Some(a))) // Convert all to Option
[INFO] [stdout] 27 +             .map(|a| Some(a)) // Convert all to Option
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/solver.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |             .map(|a| (Some(a))) // Convert all to Option
[INFO] [stdout]    |                      ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -             .map(|a| (Some(a))) // Convert all to Option
[INFO] [stdout] 27 +             .map(|a| Some(a)) // Convert all to Option
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.00s
[INFO] running `Command { std: "docker" "inspect" "85e3a948213a913dffcaf38154cdfe403456cb94b9c83d7003121f51fbdb047f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e3a948213a913dffcaf38154cdfe403456cb94b9c83d7003121f51fbdb047f", kill_on_drop: false }`
[INFO] [stdout] 85e3a948213a913dffcaf38154cdfe403456cb94b9c83d7003121f51fbdb047f