[INFO] cloning repository https://github.com/luna7111/sudoku-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luna7111/sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluna7111%2Fsudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluna7111%2Fsudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34079008b4c5cec75058b8205368d69ac66203b0
[INFO] checking luna7111/sudoku-solver against master#cb40c25f6aebb637163d26bf76a680ed6e5d1eda for pr-156157-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluna7111%2Fsudoku-solver" "/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/luna7111/sudoku-solver
[INFO] finished tweaking git repo https://github.com/luna7111/sudoku-solver
[INFO] tweaked toml for git repo https://github.com/luna7111/sudoku-solver written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/luna7111/sudoku-solver on toolchain cb40c25f6aebb637163d26bf76a680ed6e5d1eda
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/luna7111/sudoku-solver 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" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 639b9e4767a64d064d4c37d24d756343c61928af1f01ff091e550e7b255edbe8
[INFO] running `Command { std: "docker" "start" "-a" "639b9e4767a64d064d4c37d24d756343c61928af1f01ff091e550e7b255edbe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "639b9e4767a64d064d4c37d24d756343c61928af1f01ff091e550e7b255edbe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "639b9e4767a64d064d4c37d24d756343c61928af1f01ff091e550e7b255edbe8", kill_on_drop: false }`
[INFO] [stdout] 639b9e4767a64d064d4c37d24d756343c61928af1f01ff091e550e7b255edbe8
[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" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77a8b2847f30894b7d5d5fa875899d034e6e31950eb4bd99df571798cec772b1
[INFO] running `Command { std: "docker" "start" "-a" "77a8b2847f30894b7d5d5fa875899d034e6e31950eb4bd99df571798cec772b1", kill_on_drop: false }`
[INFO] [stderr]     Checking sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/main.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn evaluate_constrains(board: &mut Board) {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/main.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn evaluate_constrains(board: &mut Board) {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BASE_4x4` should have an upper case name
[INFO] [stdout]    --> src/main.rs:150:7
[INFO] [stdout]     |
[INFO] [stdout] 150 | const BASE_4x4: &str = "1234";
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 150 - const BASE_4x4: &str = "1234";
[INFO] [stdout] 150 + const BASE_4X4: &str = "1234";
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BASE_9x9` should have an upper case name
[INFO] [stdout]    --> src/main.rs:151:7
[INFO] [stdout]     |
[INFO] [stdout] 151 | const BASE_9x9: &str = "123456789";
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: convert the identifier to upper case (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 151 - const BASE_9x9: &str = "123456789";
[INFO] [stdout] 151 + const BASE_9X9: &str = "123456789";
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BASE_16x16` should have an upper case name
[INFO] [stdout]    --> src/main.rs:152:7
[INFO] [stdout]     |
[INFO] [stdout] 152 | const BASE_16x16: &str = "0123456789abcdef";
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: convert the identifier to upper case (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 152 - const BASE_16x16: &str = "0123456789abcdef";
[INFO] [stdout] 152 + const BASE_16X16: &str = "0123456789abcdef";
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BASE_4x4` should have an upper case name
[INFO] [stdout]    --> src/main.rs:150:7
[INFO] [stdout]     |
[INFO] [stdout] 150 | const BASE_4x4: &str = "1234";
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 150 - const BASE_4x4: &str = "1234";
[INFO] [stdout] 150 + const BASE_4X4: &str = "1234";
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BASE_9x9` should have an upper case name
[INFO] [stdout]    --> src/main.rs:151:7
[INFO] [stdout]     |
[INFO] [stdout] 151 | const BASE_9x9: &str = "123456789";
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: convert the identifier to upper case (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 151 - const BASE_9x9: &str = "123456789";
[INFO] [stdout] 151 + const BASE_9X9: &str = "123456789";
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BASE_16x16` should have an upper case name
[INFO] [stdout]    --> src/main.rs:152:7
[INFO] [stdout]     |
[INFO] [stdout] 152 | const BASE_16x16: &str = "0123456789abcdef";
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: convert the identifier to upper case (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 152 - const BASE_16x16: &str = "0123456789abcdef";
[INFO] [stdout] 152 + const BASE_16X16: &str = "0123456789abcdef";
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "77a8b2847f30894b7d5d5fa875899d034e6e31950eb4bd99df571798cec772b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a8b2847f30894b7d5d5fa875899d034e6e31950eb4bd99df571798cec772b1", kill_on_drop: false }`
[INFO] [stdout] 77a8b2847f30894b7d5d5fa875899d034e6e31950eb4bd99df571798cec772b1
