[INFO] fetching crate flipdot 0.8.0...
[INFO] testing flipdot-0.8.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate flipdot 0.8.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate flipdot 0.8.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate flipdot 0.8.0
[INFO] tweaked toml for crates.io crate flipdot 0.8.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flipdot 0.8.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flipdot 0.8.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 559b5bbc47f5907a54e62739f4414c00b3980d9b175b50bafb9dd98b23d90d72
[INFO] running `Command { std: "docker" "start" "-a" "559b5bbc47f5907a54e62739f4414c00b3980d9b175b50bafb9dd98b23d90d72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "559b5bbc47f5907a54e62739f4414c00b3980d9b175b50bafb9dd98b23d90d72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "559b5bbc47f5907a54e62739f4414c00b3980d9b175b50bafb9dd98b23d90d72", kill_on_drop: false }`
[INFO] [stdout] 559b5bbc47f5907a54e62739f4414c00b3980d9b175b50bafb9dd98b23d90d72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ebfb7b9e05104ea0c319281af39cee35b06c7822b3605977fbfe6e065051a24
[INFO] running `Command { std: "docker" "start" "-a" "7ebfb7b9e05104ea0c319281af39cee35b06c7822b3605977fbfe6e065051a24", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling flipdot-core v0.8.0
[INFO] [stderr]    Compiling flipdot-serial v0.8.0
[INFO] [stderr]    Compiling flipdot v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.03s
[INFO] running `Command { std: "docker" "inspect" "7ebfb7b9e05104ea0c319281af39cee35b06c7822b3605977fbfe6e065051a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ebfb7b9e05104ea0c319281af39cee35b06c7822b3605977fbfe6e065051a24", kill_on_drop: false }`
[INFO] [stdout] 7ebfb7b9e05104ea0c319281af39cee35b06c7822b3605977fbfe6e065051a24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a6cc1fd0b8ded63225572db1cec1687de19c2b1b6af362b9ae071160917c7cf
[INFO] running `Command { std: "docker" "start" "-a" "0a6cc1fd0b8ded63225572db1cec1687de19c2b1b6af362b9ae071160917c7cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling flipdot-serial v0.8.0
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling flipdot-testing v0.8.0
[INFO] [stderr]    Compiling flipdot v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling env_logger v0.11.6
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `Command { std: "docker" "inspect" "0a6cc1fd0b8ded63225572db1cec1687de19c2b1b6af362b9ae071160917c7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6cc1fd0b8ded63225572db1cec1687de19c2b1b6af362b9ae071160917c7cf", kill_on_drop: false }`
[INFO] [stdout] 0a6cc1fd0b8ded63225572db1cec1687de19c2b1b6af362b9ae071160917c7cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f366bd4a9e13243ae6592520815a9cc9901c47f14e114d1f9b205b898181d887
[INFO] running `Command { std: "docker" "start" "-a" "f366bd4a9e13243ae6592520815a9cc9901c47f14e114d1f9b205b898181d887", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flipdot-fa09f15b15be41e4)
[INFO] [stderr]      Running tests/error_tests.rs (/opt/rustwide/target/debug/deps/error_tests-efeabdbc6cabdf99)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test format_errors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serial_sign_bus_tests.rs (/opt/rustwide/target/debug/deps/serial_sign_bus_tests-c217d6ac1bba3947)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test serial_sign_bus_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sign_tests.rs (/opt/rustwide/target/debug/deps/sign_tests-c434294048db01a3)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test config_needs_reset ... ok
[INFO] [stdout] test config_retry ... ok
[INFO] [stdout] test config_ready_to_reset ... ok
[INFO] [stdout] test config_retry_gives_up ... ok
[INFO] [stdout] test configure_if_needed ... ok
[INFO] [stdout] test error_propagates ... ok
[INFO] [stdout] test happy_path ... ok
[INFO] [stdout] test page_flip ... ok
[INFO] [stdout] test pixels_retry ... ok
[INFO] [stdout] test config_retry_unexpected_state_fails ... ok
[INFO] [stdout] test flip_page_unexpected_response_error ... ok
[INFO] [stdout] test unexpected_response_error ... ok
[INFO] [stdout] test shut_down ... ok
[INFO] [stdout] test create_page ... ok
[INFO] [stdout] test pixels_auto_flip ... 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] [stderr]      Running tests/virtual_sign_bus_tests.rs (/opt/rustwide/target/debug/deps/virtual_sign_bus_tests-0e417eb8f59b466d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sign_virtual_sign_interaction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flipdot
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/sign.rs - sign::Sign (line 45) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 14) - compile ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::address (line 116) ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::new (line 93) ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::configure_if_needed (line 304) ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::load_next_page (line 412) ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::send_pages (line 353) ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::create_page (line 212) ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::shut_down (line 499) ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::configure (line 255) ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::height (line 188) ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::show_loaded_page (line 457) ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::width (line 164) ... ok
[INFO] [stdout] test src/sign.rs - sign::Sign::sign_type (line 140) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f366bd4a9e13243ae6592520815a9cc9901c47f14e114d1f9b205b898181d887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f366bd4a9e13243ae6592520815a9cc9901c47f14e114d1f9b205b898181d887", kill_on_drop: false }`
[INFO] [stdout] f366bd4a9e13243ae6592520815a9cc9901c47f14e114d1f9b205b898181d887