[INFO] fetching crate tokio_serial_pacing 0.1.1...
[INFO] testing tokio_serial_pacing-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate tokio_serial_pacing 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tokio_serial_pacing 0.1.1
[INFO] finished tweaking crates.io crate tokio_serial_pacing 0.1.1
[INFO] tweaked toml for crates.io crate tokio_serial_pacing 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio_serial_pacing 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 64 packages to latest compatible versions
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4eac7592e3400f8f8a9d75181b993824988d5966a76085aa3bd2647e1609ca8f
[INFO] running `Command { std: "docker" "start" "-a" "4eac7592e3400f8f8a9d75181b993824988d5966a76085aa3bd2647e1609ca8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eac7592e3400f8f8a9d75181b993824988d5966a76085aa3bd2647e1609ca8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eac7592e3400f8f8a9d75181b993824988d5966a76085aa3bd2647e1609ca8f", kill_on_drop: false }`
[INFO] [stdout] 4eac7592e3400f8f8a9d75181b993824988d5966a76085aa3bd2647e1609ca8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c659fb2127d956fd2e0b77d5637012389c8cc28225dac7309b9252dfc0b89a98
[INFO] running `Command { std: "docker" "start" "-a" "c659fb2127d956fd2e0b77d5637012389c8cc28225dac7309b9252dfc0b89a98", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling unescaper v0.1.6
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling serialport v4.7.3
[INFO] [stderr]    Compiling mio-serial v5.0.6
[INFO] [stderr]    Compiling tokio-serial v5.4.5
[INFO] [stderr]    Compiling tokio_serial_pacing v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `Command { std: "docker" "inspect" "c659fb2127d956fd2e0b77d5637012389c8cc28225dac7309b9252dfc0b89a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c659fb2127d956fd2e0b77d5637012389c8cc28225dac7309b9252dfc0b89a98", kill_on_drop: false }`
[INFO] [stdout] c659fb2127d956fd2e0b77d5637012389c8cc28225dac7309b9252dfc0b89a98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7572b91d157ef15987c63fc70ae4c3618d5a19b86884b20f7f68e41456ac86a8
[INFO] running `Command { std: "docker" "start" "-a" "7572b91d157ef15987c63fc70ae4c3618d5a19b86884b20f7f68e41456ac86a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tokio-serial v5.4.5
[INFO] [stderr]    Compiling tokio_serial_pacing v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.73s
[INFO] running `Command { std: "docker" "inspect" "7572b91d157ef15987c63fc70ae4c3618d5a19b86884b20f7f68e41456ac86a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7572b91d157ef15987c63fc70ae4c3618d5a19b86884b20f7f68e41456ac86a8", kill_on_drop: false }`
[INFO] [stdout] 7572b91d157ef15987c63fc70ae4c3618d5a19b86884b20f7f68e41456ac86a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c88b570b477d5b66eb04bff41445b1288528db9c3f19d3ae6eb035aa56f99d6f
[INFO] running `Command { std: "docker" "start" "-a" "c88b570b477d5b66eb04bff41445b1288528db9c3f19d3ae6eb035aa56f99d6f", 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/tokio_serial_pacing-05f0b0c8c117b64d)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::ensure_sync_port_works ... ok
[INFO] [stdout] test tests::check_wait_time ... ok
[INFO] [stdout] test tests::check_write_pacing ... ok
[INFO] [stdout] test tests::check_read_pacing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio_serial_pacing
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/wrp.rs - wrp::SerialReadPacing (line 22) ... ok
[INFO] [stdout] test src/wrp.rs - wrp::SerialWritePacing (line 50) ... ok
[INFO] [stdout] test src/wrp.rs - wrp::wait_time (line 76) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c88b570b477d5b66eb04bff41445b1288528db9c3f19d3ae6eb035aa56f99d6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c88b570b477d5b66eb04bff41445b1288528db9c3f19d3ae6eb035aa56f99d6f", kill_on_drop: false }`
[INFO] [stdout] c88b570b477d5b66eb04bff41445b1288528db9c3f19d3ae6eb035aa56f99d6f