[INFO] fetching crate tetrice 0.1.0...
[INFO] testing tetrice-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tetrice 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate tetrice 0.1.0
[INFO] finished tweaking crates.io crate tetrice 0.1.0
[INFO] tweaked toml for crates.io crate tetrice 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tetrice 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf51bf9872ad68187b197aaa6bb778578065c1bdecb9cc8d4092b8f944567334
[INFO] running `Command { std: "docker" "start" "-a" "cf51bf9872ad68187b197aaa6bb778578065c1bdecb9cc8d4092b8f944567334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf51bf9872ad68187b197aaa6bb778578065c1bdecb9cc8d4092b8f944567334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf51bf9872ad68187b197aaa6bb778578065c1bdecb9cc8d4092b8f944567334", kill_on_drop: false }`
[INFO] [stdout] cf51bf9872ad68187b197aaa6bb778578065c1bdecb9cc8d4092b8f944567334
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df9918634596785eb8c4d2ea2cd728a6f9c1f19f2af4bca61acc886905c5ad2e
[INFO] running `Command { std: "docker" "start" "-a" "df9918634596785eb8c4d2ea2cd728a6f9c1f19f2af4bca61acc886905c5ad2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tetrice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:165:18
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn check(&self) -> Checker {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn check(&self) -> Checker<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "df9918634596785eb8c4d2ea2cd728a6f9c1f19f2af4bca61acc886905c5ad2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9918634596785eb8c4d2ea2cd728a6f9c1f19f2af4bca61acc886905c5ad2e", kill_on_drop: false }`
[INFO] [stdout] df9918634596785eb8c4d2ea2cd728a6f9c1f19f2af4bca61acc886905c5ad2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b03a16bbb9b0a4cf90a4bbbb4976754b91ea4b38affd9f128103fd1f605d737
[INFO] running `Command { std: "docker" "start" "-a" "0b03a16bbb9b0a4cf90a4bbbb4976754b91ea4b38affd9f128103fd1f605d737", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:165:18
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn check(&self) -> Checker {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn check(&self) -> Checker<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tetrice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:165:18
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn check(&self) -> Checker {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn check(&self) -> Checker<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "0b03a16bbb9b0a4cf90a4bbbb4976754b91ea4b38affd9f128103fd1f605d737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b03a16bbb9b0a4cf90a4bbbb4976754b91ea4b38affd9f128103fd1f605d737", kill_on_drop: false }`
[INFO] [stdout] 0b03a16bbb9b0a4cf90a4bbbb4976754b91ea4b38affd9f128103fd1f605d737
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] be42c175f5746842c747b5dcfe4aee993c6e0ccb5f34a59abb41281d996bd33a
[INFO] running `Command { std: "docker" "start" "-a" "be42c175f5746842c747b5dcfe4aee993c6e0ccb5f34a59abb41281d996bd33a", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:165:18
[INFO] [stderr]     |
[INFO] [stderr] 165 |     pub fn check(&self) -> Checker {
[INFO] [stderr]     |                  ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 165 |     pub fn check(&self) -> Checker<'_> {
[INFO] [stderr]     |                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `tetrice` (lib) generated 1 warning (run `cargo fix --lib -p tetrice` to apply 1 suggestion)
[INFO] [stderr] warning: `tetrice` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tetrice-e57e01e3ed29d561)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test tests::create_queue_of_three_tetriminos ... ok
[INFO] [stdout] test tests::do_not_go_through_border ... ok
[INFO] [stdout] test tests::can_hold_again_after_save ... ok
[INFO] [stdout] test tests::create_10x20_field ... ok
[INFO] [stdout] test tests::do_not_go_through_other_blocks ... ok
[INFO] [stdout] test tests::do_not_hold_twice_without_saving ... ok
[INFO] [stdout] test tests::do_not_panic_for_outside_points ... ok
[INFO] [stdout] test tests::do_not_hold_any_tetrimino_at_first ... ok
[INFO] [stdout] test tests::end_when_saved_tetrimino_is_out_of_visible_area ... ok
[INFO] [stdout] test tests::create_a_tetrimino ... ok
[INFO] [stdout] test tests::field_includes_points_above_the_visible_area ... ok
[INFO] [stdout] test tests::ghost_may_jump_over_blocks ... ok
[INFO] [stdout] test tests::locate_the_tetrimino_higher_when_it_overlaps ... ok
[INFO] [stdout] test tests::make_list_of_all_kinds ... ok
[INFO] [stdout] test tests::move_tetrimino_not_to_overlap_after_rotation ... ok
[INFO] [stdout] test tests::move_tetrimino_to_right ... ok
[INFO] [stdout] test tests::hold_tetrimino ... ok
[INFO] [stdout] test tests::reset_rotation_when_holding ... ok
[INFO] [stdout] test tests::soft_drop ... ok
[INFO] [stdout] test tests::implement_debug ... ok
[INFO] [stdout] test tests::move_tetrimino_to_left ... ok
[INFO] [stdout] test tests::rotate_tetrimino ... ok
[INFO] [stdout] test tests::set_empty_string_to_every_cells ... ok
[INFO] [stdout] test tests::hard_drop_tetrimino ... ok
[INFO] [stdout] test tests::remove_filled_lines_when_saving ... ok
[INFO] [stdout] test tests::stop_updating_after_end ... ok
[INFO] [stdout] test tests::create_ghost ... ok
[INFO] [stdout] test tests::save_tetrimino ... ok
[INFO] [stdout] test tests::return_color_for_saved_blocks ... ok
[INFO] [stdout] test tests::height_must_be_1_or_more - should panic ... ok
[INFO] [stdout] test tests::width_must_be_4_or_more - should panic ... ok
[INFO] [stdout] test tests::have_sum_of_removed_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tetrice
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be42c175f5746842c747b5dcfe4aee993c6e0ccb5f34a59abb41281d996bd33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be42c175f5746842c747b5dcfe4aee993c6e0ccb5f34a59abb41281d996bd33a", kill_on_drop: false }`
[INFO] [stdout] be42c175f5746842c747b5dcfe4aee993c6e0ccb5f34a59abb41281d996bd33a
