[INFO] cloning repository https://github.com/stewart/ukodus-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stewart/ukodus-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstewart%2Fukodus-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstewart%2Fukodus-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f7e580ec4454b65dbe1108a46e37b43092226acc [INFO] testing stewart/ukodus-rs against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstewart%2Fukodus-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stewart/ukodus-rs on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stewart/ukodus-rs [INFO] finished tweaking git repo https://github.com/stewart/ukodus-rs [INFO] tweaked toml for git repo https://github.com/stewart/ukodus-rs written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/stewart/ukodus-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f1aa233fae8023cb2aa07f86b8b3114a8e190165e4bc3c90aea2e2a0fad063fb [INFO] running `Command { std: "docker" "start" "-a" "f1aa233fae8023cb2aa07f86b8b3114a8e190165e4bc3c90aea2e2a0fad063fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1aa233fae8023cb2aa07f86b8b3114a8e190165e4bc3c90aea2e2a0fad063fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1aa233fae8023cb2aa07f86b8b3114a8e190165e4bc3c90aea2e2a0fad063fb", kill_on_drop: false }` [INFO] [stdout] f1aa233fae8023cb2aa07f86b8b3114a8e190165e4bc3c90aea2e2a0fad063fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c4ba411790a9c17f09000566ab711da955dfa2f584f3422be7bc2ffdb54aa0d [INFO] running `Command { std: "docker" "start" "-a" "9c4ba411790a9c17f09000566ab711da955dfa2f584f3422be7bc2ffdb54aa0d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling either v1.3.0 [INFO] [stderr] Compiling libc v0.2.33 [INFO] [stderr] Compiling rayon-core v1.3.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling itertools v0.7.2 [INFO] [stderr] Compiling coco v0.1.1 [INFO] [stderr] Compiling num_cpus v1.7.0 [INFO] [stderr] Compiling rand v0.3.18 [INFO] [stderr] Compiling rayon v0.9.0 [INFO] [stderr] Compiling ukodus v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | into_iter(). [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 9 | iter(). [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 8 | let score = IntoIterator::into_iter(PROBLEMS). [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.39s [INFO] running `Command { std: "docker" "inspect" "9c4ba411790a9c17f09000566ab711da955dfa2f584f3422be7bc2ffdb54aa0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c4ba411790a9c17f09000566ab711da955dfa2f584f3422be7bc2ffdb54aa0d", kill_on_drop: false }` [INFO] [stdout] 9c4ba411790a9c17f09000566ab711da955dfa2f584f3422be7bc2ffdb54aa0d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ff16aebcd0a2313889f67cab39fece3cf83eefcc74ef8352eb939ee076ff8fc [INFO] running `Command { std: "docker" "start" "-a" "6ff16aebcd0a2313889f67cab39fece3cf83eefcc74ef8352eb939ee076ff8fc", kill_on_drop: false }` [INFO] [stderr] Compiling ukodus v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | into_iter(). [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 9 | iter(). [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 8 | let score = IntoIterator::into_iter(PROBLEMS). [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "6ff16aebcd0a2313889f67cab39fece3cf83eefcc74ef8352eb939ee076ff8fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ff16aebcd0a2313889f67cab39fece3cf83eefcc74ef8352eb939ee076ff8fc", kill_on_drop: false }` [INFO] [stdout] 6ff16aebcd0a2313889f67cab39fece3cf83eefcc74ef8352eb939ee076ff8fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 693ae7a52a5be1079982d11f0d889b1ec9bf67b3a0279165f8ad501372159af8 [INFO] running `Command { std: "docker" "start" "-a" "693ae7a52a5be1079982d11f0d889b1ec9bf67b3a0279165f8ad501372159af8", kill_on_drop: false }` [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/main.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | into_iter(). [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 9 | iter(). [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 8 | let score = IntoIterator::into_iter(PROBLEMS). [INFO] [stderr] | ++++++++++++++++++++++++ ~ [INFO] [stderr] [INFO] [stderr] warning: `ukodus` (bin "ukodus" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ukodus-d39069e4f2f6fa63) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test puzzle::tests::test_boxes ... ok [INFO] [stdout] test puzzle::tests::test_count ... ok [INFO] [stdout] test puzzle::tests::test_col ... ok [INFO] [stdout] test puzzle::tests::test_cols ... ok [INFO] [stdout] test puzzle::tests::test_find_box ... ok [INFO] [stdout] test puzzle::tests::test_get ... ok [INFO] [stdout] test puzzle::tests::test_gaps ... ok [INFO] [stdout] test puzzle::tests::test_row ... ok [INFO] [stdout] test puzzle::tests::test_is_valid ... ok [INFO] [stdout] test puzzle::tests::test_possibilities_for ... ok [INFO] [stdout] test puzzle::tests::test_rows ... ok [INFO] [stdout] test puzzle::tests::test_set ... ok [INFO] [stdout] test solver::tests::test_solver_basic ... ok [INFO] [stdout] test solver::tests::test_solver_hard ... ok [INFO] [stdout] test solver::tests::test_solvable ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ukodus-8f5b921293221971) [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] Doc-tests ukodus [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" "693ae7a52a5be1079982d11f0d889b1ec9bf67b3a0279165f8ad501372159af8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "693ae7a52a5be1079982d11f0d889b1ec9bf67b3a0279165f8ad501372159af8", kill_on_drop: false }` [INFO] [stdout] 693ae7a52a5be1079982d11f0d889b1ec9bf67b3a0279165f8ad501372159af8