[INFO] fetching crate gridit 0.1.0...
[INFO] testing gridit-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate gridit 0.1.0 into /workspace/builds/worker-119/source
[INFO] validating manifest of crates.io crate gridit 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gridit 0.1.0
[INFO] finished tweaking crates.io crate gridit 0.1.0
[INFO] tweaked toml for crates.io crate gridit 0.1.0 written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] crate crates.io crate gridit 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 903c44e2893474a70bb539d82dcebc4969ece75eae8957c16faf25bc7c3ce72d
[INFO] running `Command { std: "docker" "start" "-a" "903c44e2893474a70bb539d82dcebc4969ece75eae8957c16faf25bc7c3ce72d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "903c44e2893474a70bb539d82dcebc4969ece75eae8957c16faf25bc7c3ce72d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903c44e2893474a70bb539d82dcebc4969ece75eae8957c16faf25bc7c3ce72d", kill_on_drop: false }`
[INFO] [stdout] 903c44e2893474a70bb539d82dcebc4969ece75eae8957c16faf25bc7c3ce72d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "5af24f761778d855052c5da8324e217e0d2496f68a54e4c3ae98505cbee9ba60", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gridit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "5af24f761778d855052c5da8324e217e0d2496f68a54e4c3ae98505cbee9ba60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af24f761778d855052c5da8324e217e0d2496f68a54e4c3ae98505cbee9ba60", kill_on_drop: false }`
[INFO] [stdout] 5af24f761778d855052c5da8324e217e0d2496f68a54e4c3ae98505cbee9ba60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "8550a15e550463e94242e5d0943f7c7388c946fa51d9f0ddc9f6425ca87eed9d", kill_on_drop: false }`
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[INFO] [stderr]    Compiling gridit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PositionsEnumerator`
[INFO] [stdout]  --> examples/board/piece/giraffe.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use gridit::{Grid, Position, PositionsEnumerator};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grid`
[INFO] [stdout]   --> examples/board/piece/giraffe.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn possible_moves(&self, grid: &Grid<BoardPiece>, pos: Position) -> Vec<Position> {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> examples/board/piece/giraffe.rs:21:55
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn possible_moves(&self, grid: &Grid<BoardPiece>, pos: Position) -> Vec<Position> {
[INFO] [stdout]    |                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/board/main.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let mut grid = gridit::Grid::from(start_board, 8, 8);
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "8550a15e550463e94242e5d0943f7c7388c946fa51d9f0ddc9f6425ca87eed9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8550a15e550463e94242e5d0943f7c7388c946fa51d9f0ddc9f6425ca87eed9d", kill_on_drop: false }`
[INFO] [stdout] 8550a15e550463e94242e5d0943f7c7388c946fa51d9f0ddc9f6425ca87eed9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40909eacc2adbfe270920f40f40c3a98b591f92bd4f9f341c9c1e455ad1dbc64
[INFO] running `Command { std: "docker" "start" "-a" "40909eacc2adbfe270920f40f40c3a98b591f92bd4f9f341c9c1e455ad1dbc64", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `PositionsEnumerator`
[INFO] [stderr]  --> examples/board/piece/giraffe.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use gridit::{Grid, Position, PositionsEnumerator};
[INFO] [stderr]   |                              ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `grid`
[INFO] [stderr]   --> examples/board/piece/giraffe.rs:21:30
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn possible_moves(&self, grid: &Grid<BoardPiece>, pos: Position) -> Vec<Position> {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pos`
[INFO] [stderr]   --> examples/board/piece/giraffe.rs:21:55
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn possible_moves(&self, grid: &Grid<BoardPiece>, pos: Position) -> Vec<Position> {
[INFO] [stderr]    |                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/board/main.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let mut grid = gridit::Grid::from(start_board, 8, 8);
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gridit-bd8dd59392c24593)
[INFO] [stdout] 
[INFO] [stdout] running 45 tests
[INFO] [stdout] test grid::tests::get_cell_in_grid ... ok
[INFO] [stdout] test grid::tests::create_grid ... ok
[INFO] [stdout] test grid::tests::get_mut_cell_in_grid ... ok
[INFO] [stdout] test grid::tests::get_unchecked_cell_in_grid ... ok
[INFO] [stdout] test grid::tests::move_and_leave ... ok
[INFO] [stdout] test grid::tests::move_to ... ok
[INFO] [stdout] test grid::tests::replace_cell_in_grid ... ok
[INFO] [stdout] test grid::tests::replace_default ... ok
[INFO] [stdout] test grid::tests::set_unchecked_cell_in_grid ... ok
[INFO] [stdout] test grid::tests::swap ... ok
[INFO] [stdout] test iter::column_iter::tests::column_iter ... ok
[INFO] [stdout] test grid::tests::set_cell_in_grid ... ok
[INFO] [stdout] test iter::column_iter::tests::column_iter_mut ... ok
[INFO] [stdout] test iter::column_iter::tests::column_iter_mut_positions ... ok
[INFO] [stdout] test iter::column_iter::tests::column_iter_positions ... ok
[INFO] [stdout] test iter::grid_iter::tests::grid_iter ... ok
[INFO] [stdout] test iter::grid_iter::tests::grid_iter_mut ... ok
[INFO] [stdout] test iter::grid_iter::tests::grid_iter_mut_positions ... ok
[INFO] [stdout] test iter::grid_iter::tests::grid_iter_positions ... ok
[INFO] [stdout] test iter::neighbor_iter::tests::neighbor_iter ... ok
[INFO] [stdout] test iter::neighbor_iter::tests::neighbor_iter_positions_2x2 ... ok
[INFO] [stdout] test iter::neighbor_iter::tests::neighbor_iter_positions_3x3 ... ok
[INFO] [stdout] test iter::pattern_iter::test::patter_iter_direction_west_once ... ok
[INFO] [stdout] test iter::pattern_iter::test::pattern_iter_direction_east ... ok
[INFO] [stdout] test iter::pattern_iter::test::pattern_iter_direction_north ... ok
[INFO] [stdout] test iter::pattern_iter::test::pattern_iter_direction_positions ... ok
[INFO] [stdout] test iter::pattern_iter::test::pattern_iter_direction_south_two_times ... ok
[INFO] [stdout] test iter::pattern_iter::test::pattern_iter_jumps ... ok
[INFO] [stdout] test iter::pattern_iter::test::pattern_iter_jumps_positions ... ok
[INFO] [stdout] test iter::pattern_iter::test::pattern_iter_sidesteps ... ok
[INFO] [stdout] test iter::pattern_iter::test::pattern_iter_sidesteps_positions ... ok
[INFO] [stdout] test iter::pattern_iter::test::pattern_iter_steps ... ok
[INFO] [stdout] test iter::pattern_iter::test::pattern_iter_steps_cross ... ok
[INFO] [stdout] test iter::pattern_iter::test::pattern_iter_steps_positions ... ok
[INFO] [stdout] test iter::position_iter::tests::grid_positions_iter ... ok
[INFO] [stdout] test iter::row_iter::tests::row_iter_1x2 ... ok
[INFO] [stdout] test iter::row_iter::tests::row_iter_2x1 ... ok
[INFO] [stdout] test iter::row_iter::tests::row_iter_2x2 ... ok
[INFO] [stdout] test iter::row_iter::tests::row_iter_mut_1x2 ... ok
[INFO] [stdout] test iter::row_iter::tests::row_iter_mut_2x1 ... ok
[INFO] [stdout] test iter::row_iter::tests::row_iter_mut_2x2 ... ok
[INFO] [stdout] test iter::row_iter::tests::row_iter_mut_positions ... ok
[INFO] [stdout] test iter::row_iter::tests::row_iter_positions ... ok
[INFO] [stdout] test grid::tests::get_unchecked_panic_cell_in_grid - should panic ... ok
[INFO] [stdout] test grid::tests::set_unchecked_panic_cell_in_grid - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 45 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gridit
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test src/step.rs - step::Step::negate_x (line 65) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::from (line 113) ... ok
[INFO] [stdout] test src/step.rs - step::Step::new (line 51) ... ok
[INFO] [stdout] test src/step.rs - step::Step::negate_y (line 78) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::get_mut (line 196) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::get_mut_unchecked (line 230) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::new (line 42) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::size (line 156) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::len (line 167) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::get (line 179) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::set_unchecked (line 267) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::column_mut (line 476) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::iter (line 371) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::column (line 455) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::is_bounds (line 142) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::get_unchecked (line 212) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::replace (line 287) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::move_and_leave (line 329) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::move_to (line 88) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::replace_default (line 68) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::row (line 409) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::row_mut (line 432) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::iter_mut (line 390) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::swap (line 306) ... ok
[INFO] [stdout] test src/iter/position_enumerator.rs - iter::position_enumerator::PositionsEnumerator (line 11) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::set (line 250) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::positions (line 351) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::neighbors (line 525) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid<T>::pattern (line 549) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "40909eacc2adbfe270920f40f40c3a98b591f92bd4f9f341c9c1e455ad1dbc64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40909eacc2adbfe270920f40f40c3a98b591f92bd4f9f341c9c1e455ad1dbc64", kill_on_drop: false }`
[INFO] [stdout] 40909eacc2adbfe270920f40f40c3a98b591f92bd4f9f341c9c1e455ad1dbc64
