[INFO] cloning repository https://github.com/rylmovuk/sudoku-procrastination-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rylmovuk/sudoku-procrastination-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylmovuk%2Fsudoku-procrastination-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylmovuk%2Fsudoku-procrastination-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3dd850fa04b329f8db037acc692c9193e6a7fb13
[INFO] checking rylmovuk/sudoku-procrastination-solver against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylmovuk%2Fsudoku-procrastination-solver" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rylmovuk/sudoku-procrastination-solver
[INFO] finished tweaking git repo https://github.com/rylmovuk/sudoku-procrastination-solver
[INFO] tweaked toml for git repo https://github.com/rylmovuk/sudoku-procrastination-solver written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rylmovuk/sudoku-procrastination-solver on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rylmovuk/sudoku-procrastination-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57f4f7a0dfd55342b35bf13247598771fa5d00c4ef044dadd949a8d0b39b2ad8
[INFO] running `Command { std: "docker" "start" "-a" "57f4f7a0dfd55342b35bf13247598771fa5d00c4ef044dadd949a8d0b39b2ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57f4f7a0dfd55342b35bf13247598771fa5d00c4ef044dadd949a8d0b39b2ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f4f7a0dfd55342b35bf13247598771fa5d00c4ef044dadd949a8d0b39b2ad8", kill_on_drop: false }`
[INFO] [stdout] 57f4f7a0dfd55342b35bf13247598771fa5d00c4ef044dadd949a8d0b39b2ad8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ebacca21f61486b08315960aaa687d37aa750734c56cc752c42ef09ca959a05
[INFO] running `Command { std: "docker" "start" "-a" "8ebacca21f61486b08315960aaa687d37aa750734c56cc752c42ef09ca959a05", kill_on_drop: false }`
[INFO] [stderr]     Checking sudoku-procrastination-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `is_ok` and `is_solved` are never used
[INFO] [stdout]   --> src/sudoku.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Grid {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn is_ok(&self) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn is_solved(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_ok` and `is_solved` are never used
[INFO] [stdout]   --> src/sudoku.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Grid {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn is_ok(&self) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn is_solved(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "8ebacca21f61486b08315960aaa687d37aa750734c56cc752c42ef09ca959a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebacca21f61486b08315960aaa687d37aa750734c56cc752c42ef09ca959a05", kill_on_drop: false }`
[INFO] [stdout] 8ebacca21f61486b08315960aaa687d37aa750734c56cc752c42ef09ca959a05
