[INFO] cloning repository https://github.com/Lait-au-Cafe/sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lait-au-Cafe/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLait-au-Cafe%2Fsudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLait-au-Cafe%2Fsudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bb0591c0e62f2b5323a6ccdf0920da06a2556a94 [INFO] testing Lait-au-Cafe/sudoku against try#028592fec99e54cc92def5a2a849c673b066dd93 for pr-146098 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLait-au-Cafe%2Fsudoku" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Lait-au-Cafe/sudoku [INFO] finished tweaking git repo https://github.com/Lait-au-Cafe/sudoku [INFO] tweaked toml for git repo https://github.com/Lait-au-Cafe/sudoku written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Lait-au-Cafe/sudoku on toolchain 028592fec99e54cc92def5a2a849c673b066dd93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Lait-au-Cafe/sudoku 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" "+028592fec99e54cc92def5a2a849c673b066dd93" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cf8d9dbd1e8e71f499108f39950de5c5674227416c04330b3113a21077f89425 [INFO] running `Command { std: "docker" "start" "-a" "cf8d9dbd1e8e71f499108f39950de5c5674227416c04330b3113a21077f89425", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf8d9dbd1e8e71f499108f39950de5c5674227416c04330b3113a21077f89425", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf8d9dbd1e8e71f499108f39950de5c5674227416c04330b3113a21077f89425", kill_on_drop: false }` [INFO] [stdout] cf8d9dbd1e8e71f499108f39950de5c5674227416c04330b3113a21077f89425 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5de67aec9615142c590fa19416cc6b250f1a34340a8da43ef1bd6efa58729eaa [INFO] running `Command { std: "docker" "start" "-a" "5de67aec9615142c590fa19416cc6b250f1a34340a8da43ef1bd6efa58729eaa", kill_on_drop: false }` [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `unwrap` is never used [INFO] [stdout] --> src/sudoku.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Cell { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 17 | pub fn unwrap(&self) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `difference` is never used [INFO] [stdout] --> src/sudoku.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 68 | impl Sudoku { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn difference(&self, other: &Self) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `Command { std: "docker" "inspect" "5de67aec9615142c590fa19416cc6b250f1a34340a8da43ef1bd6efa58729eaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5de67aec9615142c590fa19416cc6b250f1a34340a8da43ef1bd6efa58729eaa", kill_on_drop: false }` [INFO] [stdout] 5de67aec9615142c590fa19416cc6b250f1a34340a8da43ef1bd6efa58729eaa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21bdce67db13ee6ebd274087dc3832307fc8f78430eb5fc15557aaa1683746eb [INFO] running `Command { std: "docker" "start" "-a" "21bdce67db13ee6ebd274087dc3832307fc8f78430eb5fc15557aaa1683746eb", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `unwrap` is never used [INFO] [stdout] --> src/sudoku.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Cell { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 17 | pub fn unwrap(&self) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `difference` is never used [INFO] [stdout] --> src/sudoku.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 68 | impl Sudoku { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn difference(&self, other: &Self) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s [INFO] running `Command { std: "docker" "inspect" "21bdce67db13ee6ebd274087dc3832307fc8f78430eb5fc15557aaa1683746eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21bdce67db13ee6ebd274087dc3832307fc8f78430eb5fc15557aaa1683746eb", kill_on_drop: false }` [INFO] [stdout] 21bdce67db13ee6ebd274087dc3832307fc8f78430eb5fc15557aaa1683746eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 368a48a4f9b565488627d948dc6f83653b01dcec9dd3d3007e39cb4c4004d27d [INFO] running `Command { std: "docker" "start" "-a" "368a48a4f9b565488627d948dc6f83653b01dcec9dd3d3007e39cb4c4004d27d", kill_on_drop: false }` [INFO] [stderr] warning: method `unwrap` is never used [INFO] [stderr] --> src/sudoku.rs:17:12 [INFO] [stderr] | [INFO] [stderr] 10 | impl Cell { [INFO] [stderr] | --------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 17 | pub fn unwrap(&self) -> Option { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: method `difference` is never used [INFO] [stderr] --> src/sudoku.rs:93:12 [INFO] [stderr] | [INFO] [stderr] 68 | impl Sudoku { [INFO] [stderr] | ----------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 93 | pub fn difference(&self, other: &Self) -> Self { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku-a082d7aa722b353d) [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] running `Command { std: "docker" "inspect" "368a48a4f9b565488627d948dc6f83653b01dcec9dd3d3007e39cb4c4004d27d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "368a48a4f9b565488627d948dc6f83653b01dcec9dd3d3007e39cb4c4004d27d", kill_on_drop: false }` [INFO] [stdout] 368a48a4f9b565488627d948dc6f83653b01dcec9dd3d3007e39cb4c4004d27d