[INFO] fetching crate latin_squares 0.1.2... [INFO] testing latin_squares-0.1.2 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2 [INFO] extracting crate latin_squares 0.1.2 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate latin_squares 0.1.2 [INFO] finished tweaking crates.io crate latin_squares 0.1.2 [INFO] tweaked toml for crates.io crate latin_squares 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate latin_squares 0.1.2 on toolchain 1.99.0-beta.1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages to highest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5 [INFO] running `Command { std: "docker" "start" "c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.189 [INFO] [stderr] Compiling cfg-if v1.0.4 [INFO] [stderr] Compiling moon_stats v0.1.2 [INFO] [stderr] Compiling getrandom v0.2.17 [INFO] [stderr] Compiling moon_math v0.1.3 [INFO] [stderr] Compiling latin_squares v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use crate::tui::print_2d_vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:191:10 [INFO] [stdout] | [INFO] [stdout] 191 | |&t| (count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 191 - |&t| (count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0) [INFO] [stdout] 191 + |&t| count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `release` profile [optimized] target(s) in 2.96s [INFO] running `Command { std: "docker" "inspect" "c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use crate::tui::print_2d_vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:191:10 [INFO] [stdout] | [INFO] [stdout] 191 | |&t| (count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 191 - |&t| (count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0) [INFO] [stdout] 191 + |&t| count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling latin_squares v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use crate::tui::print_2d_vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:191:10 [INFO] [stdout] | [INFO] [stdout] 191 | |&t| (count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 191 - |&t| (count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0) [INFO] [stdout] 191 + |&t| count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `release` profile [optimized] target(s) in 1.83s [INFO] running `Command { std: "docker" "inspect" "c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `crate::tui::print_2d_vec` [INFO] [stderr] --> src/lib.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use crate::tui::print_2d_vec; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/lib.rs:191:10 [INFO] [stderr] | [INFO] [stderr] 191 | |&t| (count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 191 - |&t| (count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0) [INFO] [stderr] 191 + |&t| count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `latin_squares` (lib) generated 2 warnings (run `cargo fix --lib -p latin_squares` to apply 2 suggestions) [INFO] [stderr] warning: `latin_squares` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `release` profile [optimized] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/release/deps/latin_squares-b9df9c35b7c23386) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::oversize_square - should panic ... ok [INFO] [stdout] test tests::test_latin_solver ... ok [INFO] [stdout] test tests::test_latin_placer ... ok [INFO] [stdout] test tests::test_prob_collapse ... ok [INFO] [stdout] test tests::test_sudoku_solver ... ok [INFO] [stdout] test tests::generation_distribution_statistics ... ok [INFO] [stdout] test tests::test_sudoku_single_answer_generation ... ok [INFO] [stdout] test tests::test_latin_culler ... ok [INFO] [stdout] test tests::get_samples ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s [INFO] [stdout] [INFO] [stderr] Doc-tests latin_squares [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/lib.rs:191:10 [INFO] [stderr] | [INFO] [stderr] 191 | |&t| (count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 191 - |&t| (count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0) [INFO] [stderr] 191 + |&t| count_cell_possibilities(working_square[row_start + t.0][col_start + t.1]) > 0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stdout] [INFO] [stderr] [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" "c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5", kill_on_drop: false }` [INFO] [stdout] c70d101014daccd3e4bd64296d3d97c00df46e948f52a6247c8a3684f30f09f5