[INFO] cloning repository https://github.com/jasonxue1/akioi-2048
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jasonxue1/akioi-2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonxue1%2Fakioi-2048", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonxue1%2Fakioi-2048'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 403ad1b5bbaf9fa5f11693a771319d6f0e702217
[INFO] testing jasonxue1/akioi-2048 against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonxue1%2Fakioi-2048" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jasonxue1/akioi-2048
[INFO] finished tweaking git repo https://github.com/jasonxue1/akioi-2048
[INFO] tweaked toml for git repo https://github.com/jasonxue1/akioi-2048 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jasonxue1/akioi-2048 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest Rust 1.96.0-beta.4 compatible versions
[INFO] [stderr]       Adding rand v0.9.4 (available: v0.10.1)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d2a0a3bb5c3535ae14216ef146b552b785be56a773f8dfc8395a0b00072c0ffc
[INFO] running `Command { std: "docker" "start" "-a" "d2a0a3bb5c3535ae14216ef146b552b785be56a773f8dfc8395a0b00072c0ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2a0a3bb5c3535ae14216ef146b552b785be56a773f8dfc8395a0b00072c0ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a0a3bb5c3535ae14216ef146b552b785be56a773f8dfc8395a0b00072c0ffc", kill_on_drop: false }`
[INFO] [stdout] d2a0a3bb5c3535ae14216ef146b552b785be56a773f8dfc8395a0b00072c0ffc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 49b59ac7631cb1baa23f92200c0893474a7399115f217d117e397237ec57c8e2
[INFO] running `Command { std: "docker" "start" "-a" "49b59ac7631cb1baa23f92200c0893474a7399115f217d117e397237ec57c8e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.4
[INFO] [stderr]    Compiling akioi-2048 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "49b59ac7631cb1baa23f92200c0893474a7399115f217d117e397237ec57c8e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49b59ac7631cb1baa23f92200c0893474a7399115f217d117e397237ec57c8e2", kill_on_drop: false }`
[INFO] [stdout] 49b59ac7631cb1baa23f92200c0893474a7399115f217d117e397237ec57c8e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2dfe8d1298afd4e00c9cf7c870f56ff2be469b804c33610eb1470003230f779c
[INFO] running `Command { std: "docker" "start" "-a" "2dfe8d1298afd4e00c9cf7c870f56ff2be469b804c33610eb1470003230f779c", kill_on_drop: false }`
[INFO] [stderr]    Compiling akioi-2048 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "2dfe8d1298afd4e00c9cf7c870f56ff2be469b804c33610eb1470003230f779c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dfe8d1298afd4e00c9cf7c870f56ff2be469b804c33610eb1470003230f779c", kill_on_drop: false }`
[INFO] [stdout] 2dfe8d1298afd4e00c9cf7c870f56ff2be469b804c33610eb1470003230f779c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a24b230c1d602b103c71da51d190e5fcfffbb87bc5daaa9e225c3ebcc042fdfc
[INFO] running `Command { std: "docker" "start" "-a" "a24b230c1d602b103c71da51d190e5fcfffbb87bc5daaa9e225c3ebcc042fdfc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/akioi_2048-9b8798957a1a88e6)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::slide_column_merges_across_gap ... ok
[INFO] [stdout] test tests::slide_column_merges_multipliers ... ok
[INFO] [stdout] test tests::slide_column_no_merge_for_negative_four ... ok
[INFO] [stdout] test tests::rotate_panics_on_invalid_k - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-429868d80ab285a6)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/input_validation.rs (/opt/rustwide/target/debug/deps/input_validation-475027a2a67f0594)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test step_smoke ... ok
[INFO] [stdout] test init_board_has_two_tiles ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test rejects_non_power_of_two ... ok
[INFO] [stdout] test rejects_too_large_value ... ok
[INFO] [stdout] test rejects_one ... ok
[INFO] [stdout] test rejects_unknown_negative_multiplier ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/invalid_move.rs (/opt/rustwide/target/debug/deps/invalid_move-825b17520cdbd62e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test invalid_move_no_failure_if_other_moves_exist ... ok
[INFO] [stdout] test invalid_move_triggers_failure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/steps.rs (/opt/rustwide/target/debug/deps/steps-8aafa87cd59a8a4b)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test down_move_without_merge ... ok
[INFO] [stdout] test down_number_merges_and_positive_score ... ok
[INFO] [stdout] test left_number_and_multiplier_no_merge_with_gap ... ok
[INFO] [stdout] test down_number_multiplier_merges ... ok
[INFO] [stdout] test down_number_and_multiplier_do_not_merge_without_tiles_below ... ok
[INFO] [stdout] test left_number_merges_and_positive_score ... ok
[INFO] [stdout] test right_multiplier_merges_and_negative_score ... ok
[INFO] [stdout] test left_number_multiplier_merges ... ok
[INFO] [stdout] test left_number_and_multiplier_do_not_merge_without_tiles_left ... ok
[INFO] [stdout] test right_number_and_multiplier_do_not_merge_without_tiles_right ... ok
[INFO] [stdout] test no_merge_for_negative_four ... ok
[INFO] [stdout] test right_number_and_multiplier_no_merge_with_gap ... ok
[INFO] [stdout] test right_number_multiplier_merges ... ok
[INFO] [stdout] test right_number_merges_and_positive_score ... ok
[INFO] [stdout] test up_multiplier_merges_and_negative_score ... ok
[INFO] [stdout] test up_number_and_multiplier_do_not_merge_without_tiles_above ... ok
[INFO] [stdout] test up_number_and_multiplier_no_merge_with_gap ... ok
[INFO] [stdout] test up_number_merges_and_positive_score ... ok
[INFO] [stdout] test up_number_multiplier_merges ... ok
[INFO] [stdout] test down_multiplier_merges_and_negative_score ... ok
[INFO] [stdout] test down_number_and_multiplier_no_merge_with_gap ... ok
[INFO] [stdout] test left_multiplier_merges_and_negative_score ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests akioi_2048
[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" "a24b230c1d602b103c71da51d190e5fcfffbb87bc5daaa9e225c3ebcc042fdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24b230c1d602b103c71da51d190e5fcfffbb87bc5daaa9e225c3ebcc042fdfc", kill_on_drop: false }`
[INFO] [stdout] a24b230c1d602b103c71da51d190e5fcfffbb87bc5daaa9e225c3ebcc042fdfc
