[INFO] cloning repository https://github.com/v1nam/sudoku-solver-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/v1nam/sudoku-solver-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv1nam%2Fsudoku-solver-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv1nam%2Fsudoku-solver-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7f6c212b46189a96cffe53e6496169380c090a9c [INFO] testing v1nam/sudoku-solver-rs against master#23949593103d03a82c7ebc2e84434ce6c6edc561 for pr-115235 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv1nam%2Fsudoku-solver-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/v1nam/sudoku-solver-rs on toolchain 23949593103d03a82c7ebc2e84434ce6c6edc561 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/v1nam/sudoku-solver-rs [INFO] finished tweaking git repo https://github.com/v1nam/sudoku-solver-rs [INFO] tweaked toml for git repo https://github.com/v1nam/sudoku-solver-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/v1nam/sudoku-solver-rs 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" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 82af382f994be3a7092389ed98f88dede29319f39fbb93e2a751755169879505 [INFO] running `Command { std: "docker" "start" "-a" "82af382f994be3a7092389ed98f88dede29319f39fbb93e2a751755169879505", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "82af382f994be3a7092389ed98f88dede29319f39fbb93e2a751755169879505", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82af382f994be3a7092389ed98f88dede29319f39fbb93e2a751755169879505", kill_on_drop: false }` [INFO] [stdout] 82af382f994be3a7092389ed98f88dede29319f39fbb93e2a751755169879505 [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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea5c970887a5bd5a2a8e0465a7a58ca6e5281dbd8551cea6d42f5b0f0dcfb0df [INFO] running `Command { std: "docker" "start" "-a" "ea5c970887a5bd5a2a8e0465a7a58ca6e5281dbd8551cea6d42f5b0f0dcfb0df", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku_solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "ea5c970887a5bd5a2a8e0465a7a58ca6e5281dbd8551cea6d42f5b0f0dcfb0df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea5c970887a5bd5a2a8e0465a7a58ca6e5281dbd8551cea6d42f5b0f0dcfb0df", kill_on_drop: false }` [INFO] [stdout] ea5c970887a5bd5a2a8e0465a7a58ca6e5281dbd8551cea6d42f5b0f0dcfb0df [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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6d85fc50ba671fea59001448f9c3ca9eef1f22190877dc58a44308853246ea7 [INFO] running `Command { std: "docker" "start" "-a" "d6d85fc50ba671fea59001448f9c3ca9eef1f22190877dc58a44308853246ea7", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku_solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/tests.rs:53:41 [INFO] [stdout] | [INFO] [stdout] 53 | assert!(backtrack(&mut board2), board2_ans); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `[[i32; 9]; 9]` [INFO] [stdout] | [INFO] [stdout] 53 | assert!(backtrack(&mut board2), "{:?}", board2_ans); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/tests.rs:54:41 [INFO] [stdout] | [INFO] [stdout] 54 | assert!(backtrack(&mut board1), board_1_ans); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `[[i32; 9]; 9]` [INFO] [stdout] | [INFO] [stdout] 54 | assert!(backtrack(&mut board1), "{:?}", board_1_ans); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "d6d85fc50ba671fea59001448f9c3ca9eef1f22190877dc58a44308853246ea7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6d85fc50ba671fea59001448f9c3ca9eef1f22190877dc58a44308853246ea7", kill_on_drop: false }` [INFO] [stdout] d6d85fc50ba671fea59001448f9c3ca9eef1f22190877dc58a44308853246ea7 [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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a109e06072c4bbed872cc9364f0a5ab39f85288af8f8b7b032beb1ebd774afed [INFO] running `Command { std: "docker" "start" "-a" "a109e06072c4bbed872cc9364f0a5ab39f85288af8f8b7b032beb1ebd774afed", kill_on_drop: false }` [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/tests.rs:53:41 [INFO] [stderr] | [INFO] [stderr] 53 | assert!(backtrack(&mut board2), board2_ans); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] help: add a "{:?}" format string to use the `Debug` implementation of `[[i32; 9]; 9]` [INFO] [stderr] | [INFO] [stderr] 53 | assert!(backtrack(&mut board2), "{:?}", board2_ans); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/tests.rs:54:41 [INFO] [stderr] | [INFO] [stderr] 54 | assert!(backtrack(&mut board1), board_1_ans); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{:?}" format string to use the `Debug` implementation of `[[i32; 9]; 9]` [INFO] [stderr] | [INFO] [stderr] 54 | assert!(backtrack(&mut board1), "{:?}", board_1_ans); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `sudoku_solver` (bin "sudoku_solver" test) generated 2 warnings (run `cargo fix --bin "sudoku_solver" --tests` to apply 2 suggestions) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sudoku_solver-caa063005b32af2f) [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 src/main.rs (/opt/rustwide/target/debug/deps/sudoku_solver-34a07f95e3803542) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::tests::sudoku_solving ... 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_solver [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" "a109e06072c4bbed872cc9364f0a5ab39f85288af8f8b7b032beb1ebd774afed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a109e06072c4bbed872cc9364f0a5ab39f85288af8f8b7b032beb1ebd774afed", kill_on_drop: false }` [INFO] [stdout] a109e06072c4bbed872cc9364f0a5ab39f85288af8f8b7b032beb1ebd774afed