[INFO] cloning repository https://github.com/czipperz/rubick [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/czipperz/rubick" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczipperz%2Frubick", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczipperz%2Frubick'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7e287b723bc2ebd94a844d9aec4c7af605dad81e [INFO] testing czipperz/rubick against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczipperz%2Frubick" "/workspace/builds/worker-88/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-88/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/czipperz/rubick on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/czipperz/rubick [INFO] finished tweaking git repo https://github.com/czipperz/rubick [INFO] tweaked toml for git repo https://github.com/czipperz/rubick written to /workspace/builds/worker-88/source/Cargo.toml [INFO] crate git repo https://github.com/czipperz/rubick already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ab5c4795c3391f6317be43bf1e9546a7dd0ea001255639b508ed3194a79a97c1 [INFO] running `Command { std: "docker" "start" "-a" "ab5c4795c3391f6317be43bf1e9546a7dd0ea001255639b508ed3194a79a97c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ab5c4795c3391f6317be43bf1e9546a7dd0ea001255639b508ed3194a79a97c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab5c4795c3391f6317be43bf1e9546a7dd0ea001255639b508ed3194a79a97c1", kill_on_drop: false }` [INFO] [stdout] ab5c4795c3391f6317be43bf1e9546a7dd0ea001255639b508ed3194a79a97c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dbabd3624a888b6e3f8c49e756990aaa1c83b4d1319251c2f0c735bc64696a51 [INFO] running `Command { std: "docker" "start" "-a" "dbabd3624a888b6e3f8c49e756990aaa1c83b4d1319251c2f0c735bc64696a51", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling rubick v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `rotate_random` [INFO] [stdout] --> src/cube.rs:143:12 [INFO] [stdout] | [INFO] [stdout] 143 | pub fn rotate_random(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `num_bottom_solved` [INFO] [stdout] --> src/predicates.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn num_bottom_solved(cube: &Cube) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [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/predicates.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | .into_iter().filter(|x| **x).count() [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] 15 | .iter().filter(|x| **x).count() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 7 ~ 8 - IntoIterator::into_iter([cube.bottom_corners[0] == Corner::new(Color::Orange, Color::Blue, Color::White), [INFO] [stdout] 8 | cube.bottom_corners[1] == Corner::new(Color::Orange, Color::White, Color::Green), [INFO] [stdout] 9 | cube.bottom_corners[2] == Corner::new(Color::Orange, Color::Green, Color::Yellow), [INFO] [stdout] 10 | cube.bottom_corners[3] == Corner::new(Color::Orange, Color::Yellow, Color::Blue), [INFO] [stdout] 11 | cube.bottom_sides[0] == Side::new(Color::Orange, Color::White), [INFO] [stdout] 12 | cube.bottom_sides[1] == Side::new(Color::Orange, Color::Green), [INFO] [stdout] ... [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.53s [INFO] running `Command { std: "docker" "inspect" "dbabd3624a888b6e3f8c49e756990aaa1c83b4d1319251c2f0c735bc64696a51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbabd3624a888b6e3f8c49e756990aaa1c83b4d1319251c2f0c735bc64696a51", kill_on_drop: false }` [INFO] [stdout] dbabd3624a888b6e3f8c49e756990aaa1c83b4d1319251c2f0c735bc64696a51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 234f59d71f1e74049ac515d0c521e14f6f9eb2781a2a72deff5304dc55b0ec00 [INFO] running `Command { std: "docker" "start" "-a" "234f59d71f1e74049ac515d0c521e14f6f9eb2781a2a72deff5304dc55b0ec00", kill_on_drop: false }` [INFO] [stderr] Compiling rubick v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `rotate_random` [INFO] [stdout] --> src/cube.rs:143:12 [INFO] [stdout] | [INFO] [stdout] 143 | pub fn rotate_random(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [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/predicates.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | .into_iter().filter(|x| **x).count() [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] 15 | .iter().filter(|x| **x).count() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 7 ~ 8 - IntoIterator::into_iter([cube.bottom_corners[0] == Corner::new(Color::Orange, Color::Blue, Color::White), [INFO] [stdout] 8 | cube.bottom_corners[1] == Corner::new(Color::Orange, Color::White, Color::Green), [INFO] [stdout] 9 | cube.bottom_corners[2] == Corner::new(Color::Orange, Color::Green, Color::Yellow), [INFO] [stdout] 10 | cube.bottom_corners[3] == Corner::new(Color::Orange, Color::Yellow, Color::Blue), [INFO] [stdout] 11 | cube.bottom_sides[0] == Side::new(Color::Orange, Color::White), [INFO] [stdout] 12 | cube.bottom_sides[1] == Side::new(Color::Orange, Color::Green), [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 0.46s [INFO] running `Command { std: "docker" "inspect" "234f59d71f1e74049ac515d0c521e14f6f9eb2781a2a72deff5304dc55b0ec00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "234f59d71f1e74049ac515d0c521e14f6f9eb2781a2a72deff5304dc55b0ec00", kill_on_drop: false }` [INFO] [stdout] 234f59d71f1e74049ac515d0c521e14f6f9eb2781a2a72deff5304dc55b0ec00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9111ddd05413a298d32d80a0f784df0bdb523502cee91104bfd718a846d38f5b [INFO] running `Command { std: "docker" "start" "-a" "9111ddd05413a298d32d80a0f784df0bdb523502cee91104bfd718a846d38f5b", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `rotate_random` [INFO] [stderr] --> src/cube.rs:143:12 [INFO] [stderr] | [INFO] [stderr] 143 | pub fn rotate_random(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [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/predicates.rs:15:10 [INFO] [stderr] | [INFO] [stderr] 15 | .into_iter().filter(|x| **x).count() [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] 15 | .iter().filter(|x| **x).count() [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 7 ~ 8 - IntoIterator::into_iter([cube.bottom_corners[0] == Corner::new(Color::Orange, Color::Blue, Color::White), [INFO] [stderr] 8 | cube.bottom_corners[1] == Corner::new(Color::Orange, Color::White, Color::Green), [INFO] [stderr] 9 | cube.bottom_corners[2] == Corner::new(Color::Orange, Color::Green, Color::Yellow), [INFO] [stderr] 10 | cube.bottom_corners[3] == Corner::new(Color::Orange, Color::Yellow, Color::Blue), [INFO] [stderr] 11 | cube.bottom_sides[0] == Side::new(Color::Orange, Color::White), [INFO] [stderr] 12 | cube.bottom_sides[1] == Side::new(Color::Orange, Color::Green), [INFO] [stderr] ... [INFO] [stderr] [INFO] [stderr] warning: `rubick` (bin "rubick" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rubick-8c071e62c9ecb639) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test cube::test::test_display ... ok [INFO] [stdout] test cube::test::test_new ... ok [INFO] [stdout] test cube::test::rotate_back_counter_clockwise ... ok [INFO] [stdout] test cube::test::test_rotate_back_clockwise ... ok [INFO] [stdout] test cube::test::test_rotate_bottom_clockwise ... ok [INFO] [stdout] test cube::test::test_rotate_front_clockwise ... ok [INFO] [stdout] test cube::test::test_rotate_front_counter_clockwise ... ok [INFO] [stdout] test cube::test::test_rotate_left_clockwise ... ok [INFO] [stdout] test cube::test::test_rotate_bottom_counter_clockwise ... ok [INFO] [stdout] test predicates::test::test_num_bottom_solved ... ok [INFO] [stdout] test cube::test::test_rotate_top_counter_clockwise ... ok [INFO] [stdout] test cube::test::test_rotate_left_counter_clockwise ... ok [INFO] [stdout] test cube::test::test_rotate_right_counter_clockwise ... ok [INFO] [stdout] test cube::test::test_rotate_right_clockwise ... ok [INFO] [stdout] test cube::test::test_rotate_top_clockwise ... 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] running `Command { std: "docker" "inspect" "9111ddd05413a298d32d80a0f784df0bdb523502cee91104bfd718a846d38f5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9111ddd05413a298d32d80a0f784df0bdb523502cee91104bfd718a846d38f5b", kill_on_drop: false }` [INFO] [stdout] 9111ddd05413a298d32d80a0f784df0bdb523502cee91104bfd718a846d38f5b