[INFO] fetching crate nibble8 0.2.0...
[INFO] testing nibble8-0.2.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate nibble8 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nibble8 0.2.0
[INFO] finished tweaking crates.io crate nibble8 0.2.0
[INFO] tweaked toml for crates.io crate nibble8 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nibble8 0.2.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nibble8 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0473bba175a4be6aac2a82d128b20b095311a30cb272424a402d65dd7804b9cc
[INFO] running `Command { std: "docker" "start" "-a" "0473bba175a4be6aac2a82d128b20b095311a30cb272424a402d65dd7804b9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0473bba175a4be6aac2a82d128b20b095311a30cb272424a402d65dd7804b9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0473bba175a4be6aac2a82d128b20b095311a30cb272424a402d65dd7804b9cc", kill_on_drop: false }`
[INFO] [stdout] 0473bba175a4be6aac2a82d128b20b095311a30cb272424a402d65dd7804b9cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ba57df984124b8587fe6249b68d8685eae96d86eee897030dd1c13eadda0a70
[INFO] running `Command { std: "docker" "start" "-a" "3ba57df984124b8587fe6249b68d8685eae96d86eee897030dd1c13eadda0a70", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling sdl2 v0.34.5
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling nibble8 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.08s
[INFO] running `Command { std: "docker" "inspect" "3ba57df984124b8587fe6249b68d8685eae96d86eee897030dd1c13eadda0a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ba57df984124b8587fe6249b68d8685eae96d86eee897030dd1c13eadda0a70", kill_on_drop: false }`
[INFO] [stdout] 3ba57df984124b8587fe6249b68d8685eae96d86eee897030dd1c13eadda0a70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7da145d66dc5d112dd347925e826fe552ed158ba2b6ad78c486281d31a1fce55
[INFO] running `Command { std: "docker" "start" "-a" "7da145d66dc5d112dd347925e826fe552ed158ba2b6ad78c486281d31a1fce55", kill_on_drop: false }`
[INFO] [stderr]    Compiling nibble8 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "7da145d66dc5d112dd347925e826fe552ed158ba2b6ad78c486281d31a1fce55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da145d66dc5d112dd347925e826fe552ed158ba2b6ad78c486281d31a1fce55", kill_on_drop: false }`
[INFO] [stdout] 7da145d66dc5d112dd347925e826fe552ed158ba2b6ad78c486281d31a1fce55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06242b9adfe968a403f3bd9f6046bc6b6e20c736aed89f7ba77dcc4e7549bed9
[INFO] running `Command { std: "docker" "start" "-a" "06242b9adfe968a403f3bd9f6046bc6b6e20c736aed89f7ba77dcc4e7549bed9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nibble8-92fec21705380bbb)
[INFO] [stdout] 
[INFO] [stdout] running 49 tests
[INFO] [stdout] test bit_utils::test::it_works ... ok
[INFO] [stdout] test machine::chip8::test::add_register_to_addr ... ok
[INFO] [stdout] test machine::chip8::test::add_overflow ... ok
[INFO] [stdout] test machine::chip8::test::and ... ok
[INFO] [stdout] test machine::chip8::test::add ... ok
[INFO] [stdout] test machine::chip8::test::binary_coded_decimal ... ok
[INFO] [stdout] test machine::chip8::test::clear ... ok
[INFO] [stdout] test machine::chip8::test::copy ... ok
[INFO] [stdout] test machine::chip8::test::cmp_eq_does_not_skip ... ok
[INFO] [stdout] test machine::chip8::test::cmp_eq_skips ... ok
[INFO] [stdout] test machine::chip8::test::load_ram_to_registers ... ok
[INFO] [stdout] test machine::chip8::test::load_registers_in_ram ... ok
[INFO] [stdout] test machine::chip8::test::or ... ok
[INFO] [stdout] test machine::chip8::test::ret ... ok
[INFO] [stdout] test machine::chip8::test::set_delay_timer ... ok
[INFO] [stdout] test machine::chip8::test::set_font_addr ... ok
[INFO] [stdout] test machine::chip8::test::skip_eq_does_not_skip ... ok
[INFO] [stdout] test machine::chip8::test::shift_left ... ok
[INFO] [stdout] test machine::chip8::test::shift_left_most_significant ... ok
[INFO] [stdout] test machine::chip8::test::shift_right ... ok
[INFO] [stdout] test machine::chip8::test::shift_right_least_significant ... ok
[INFO] [stdout] test machine::chip8::test::skip_if_key_does_not_skip ... ok
[INFO] [stdout] test machine::chip8::test::jump ... ok
[INFO] [stdout] test machine::chip8::test::rnd ... ok
[INFO] [stdout] test machine::chip8::test::skip_eq_skips ... ok
[INFO] [stdout] test machine::chip8::test::call ... ok
[INFO] [stdout] test machine::chip8::test::jump_with_reg ... ok
[INFO] [stdout] test machine::chip8::test::skip_if_not_key_does_not_skip ... ok
[INFO] [stdout] test machine::chip8::test::set_addr ... ok
[INFO] [stdout] test machine::chip8::test::skip_ne_skips ... ok
[INFO] [stdout] test machine::chip8::test::set_sound_timer ... ok
[INFO] [stdout] test machine::chip8::test::skip_cmp_ne_does_not_skip ... ok
[INFO] [stdout] test machine::chip8::test::skip_cmp_ne_skips ... ok
[INFO] [stdout] test machine::chip8::test::skip_if_key_skips ... ok
[INFO] [stdout] test machine::chip8::test::skip_if_not_key_skips ... ok
[INFO] [stdout] test machine::chip8::test::subtract_underflow ... ok
[INFO] [stdout] test machine::chip8::test::subtract ... ok
[INFO] [stdout] test machine::chip8::test::sum_overflow ... ok
[INFO] [stdout] test machine::chip8::test::sum ... ok
[INFO] [stdout] test machine::chip8::test::wait_for_key_waits ... ok
[INFO] [stdout] test machine::chip8::test::write_register ... ok
[INFO] [stdout] test machine::chip8::test::wait_for_key_stores_key ... ok
[INFO] [stdout] test machine::chip8::test::subtract_registers ... ok
[INFO] [stdout] test machine::chip8::test::skip_ne_does_not_skip ... ok
[INFO] [stdout] test machine::chip8::test::subtract_registers_underflow ... ok
[INFO] [stdout] test machine::chip8::test::draw ... ok
[INFO] [stdout] test machine::chip8::test::xor ... ok
[INFO] [stdout] test machine::display_state::test::flip ... ok
[INFO] [stdout] test machine::display_state::test::identify ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 49 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "06242b9adfe968a403f3bd9f6046bc6b6e20c736aed89f7ba77dcc4e7549bed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06242b9adfe968a403f3bd9f6046bc6b6e20c736aed89f7ba77dcc4e7549bed9", kill_on_drop: false }`
[INFO] [stdout] 06242b9adfe968a403f3bd9f6046bc6b6e20c736aed89f7ba77dcc4e7549bed9