[INFO] cloning repository https://github.com/TheoVanderkooy/sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheoVanderkooy/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheoVanderkooy%2Fsudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheoVanderkooy%2Fsudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e87fc5ad005d52ae0b7a94266c131c7fb19c6381
[INFO] testing TheoVanderkooy/sudoku against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheoVanderkooy%2Fsudoku" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheoVanderkooy/sudoku on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheoVanderkooy/sudoku
[INFO] finished tweaking git repo https://github.com/TheoVanderkooy/sudoku
[INFO] tweaked toml for git repo https://github.com/TheoVanderkooy/sudoku written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/TheoVanderkooy/sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 976bd152fceb3429e40328b30b0e161ff20b1e910e96b1eb04bdb912a04fde0b
[INFO] running `Command { std: "docker" "start" "-a" "976bd152fceb3429e40328b30b0e161ff20b1e910e96b1eb04bdb912a04fde0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "976bd152fceb3429e40328b30b0e161ff20b1e910e96b1eb04bdb912a04fde0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "976bd152fceb3429e40328b30b0e161ff20b1e910e96b1eb04bdb912a04fde0b", kill_on_drop: false }`
[INFO] [stdout] 976bd152fceb3429e40328b30b0e161ff20b1e910e96b1eb04bdb912a04fde0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24b9a12ca4dec36d78cef4eced9c4e06c4a380b1386c87f5aa6b26db6bdc8b82
[INFO] running `Command { std: "docker" "start" "-a" "24b9a12ca4dec36d78cef4eced9c4e06c4a380b1386c87f5aa6b26db6bdc8b82", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/sudoku/board.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn check_row(r: u8) -> bool {
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.86s
[INFO] running `Command { std: "docker" "inspect" "24b9a12ca4dec36d78cef4eced9c4e06c4a380b1386c87f5aa6b26db6bdc8b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24b9a12ca4dec36d78cef4eced9c4e06c4a380b1386c87f5aa6b26db6bdc8b82", kill_on_drop: false }`
[INFO] [stdout] 24b9a12ca4dec36d78cef4eced9c4e06c4a380b1386c87f5aa6b26db6bdc8b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4453ee485ecaa5c29b9d45ff485b390df7b171ad1a18625e30ff504c6653b3f
[INFO] running `Command { std: "docker" "start" "-a" "e4453ee485ecaa5c29b9d45ff485b390df7b171ad1a18625e30ff504c6653b3f", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/sudoku/board.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn check_row(r: u8) -> bool {
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/sudoku/board.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn check_row(r: u8) -> bool {
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "e4453ee485ecaa5c29b9d45ff485b390df7b171ad1a18625e30ff504c6653b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4453ee485ecaa5c29b9d45ff485b390df7b171ad1a18625e30ff504c6653b3f", kill_on_drop: false }`
[INFO] [stdout] e4453ee485ecaa5c29b9d45ff485b390df7b171ad1a18625e30ff504c6653b3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a37cfab3476d834bac901b198b12b257328aacea8b87fb3e892605490c61b9d
[INFO] running `Command { std: "docker" "start" "-a" "7a37cfab3476d834bac901b198b12b257328aacea8b87fb3e892605490c61b9d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/sudoku/board.rs:52:22
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn check_row(r: u8) -> bool {
[INFO] [stderr]    |                      ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sudoku` (lib) generated 1 warning
[INFO] [stderr] warning: `sudoku` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-14a13e8f0e95180b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-656df337b688a4be)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/board.rs (/opt/rustwide/target/debug/deps/board-74380359a5887054)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_print_board ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sudoku
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/sudoku/tile.rs - sudoku::tile::Tile::set (line 40) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7a37cfab3476d834bac901b198b12b257328aacea8b87fb3e892605490c61b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a37cfab3476d834bac901b198b12b257328aacea8b87fb3e892605490c61b9d", kill_on_drop: false }`
[INFO] [stdout] 7a37cfab3476d834bac901b198b12b257328aacea8b87fb3e892605490c61b9d