[INFO] fetching crate sericom 0.5.4...
[INFO] testing sericom-0.5.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate sericom 0.5.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate sericom 0.5.4
[INFO] finished tweaking crates.io crate sericom 0.5.4
[INFO] tweaked toml for crates.io crate sericom 0.5.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sericom 0.5.4 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 sericom 0.5.4 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e2fc990c3dbfb5d6c3d0f647284ab57fa8f76947e6ed44ce4364c526dbc34c7f
[INFO] running `Command { std: "docker" "start" "-a" "e2fc990c3dbfb5d6c3d0f647284ab57fa8f76947e6ed44ce4364c526dbc34c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2fc990c3dbfb5d6c3d0f647284ab57fa8f76947e6ed44ce4364c526dbc34c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2fc990c3dbfb5d6c3d0f647284ab57fa8f76947e6ed44ce4364c526dbc34c7f", kill_on_drop: false }`
[INFO] [stdout] e2fc990c3dbfb5d6c3d0f647284ab57fa8f76947e6ed44ce4364c526dbc34c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ec447dbd855a6f1dd3b0c6e1a041dd3f3f63c2642b4f87145c59d334af805350
[INFO] running `Command { std: "docker" "start" "-a" "ec447dbd855a6f1dd3b0c6e1a041dd3f3f63c2642b4f87145c59d334af805350", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling serde_core v1.0.226
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling serde v1.0.226
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling is_ci v1.2.0
[INFO] [stderr]    Compiling supports-color v3.0.2
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling serial2 v0.2.32
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling supports-unicode v3.0.0
[INFO] [stderr]    Compiling toml_writer v1.0.3
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling supports-hyperlinks v3.1.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling clap_builder v4.5.48
[INFO] [stderr]    Compiling terminal_size v0.4.3
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling time v0.3.43
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling backtrace v0.3.75
[INFO] [stderr]    Compiling backtrace-ext v0.2.1
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling serde_derive v1.0.226
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling miette-derive v7.6.0
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling miette v7.6.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling clap v4.5.48
[INFO] [stderr]    Compiling serial2-tokio v0.1.19
[INFO] [stderr]    Compiling sericom-core v0.7.0
[INFO] [stderr]    Compiling sericom v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.76s
[INFO] running `Command { std: "docker" "inspect" "ec447dbd855a6f1dd3b0c6e1a041dd3f3f63c2642b4f87145c59d334af805350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec447dbd855a6f1dd3b0c6e1a041dd3f3f63c2642b4f87145c59d334af805350", kill_on_drop: false }`
[INFO] [stdout] ec447dbd855a6f1dd3b0c6e1a041dd3f3f63c2642b4f87145c59d334af805350
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e9beb485df199a2e357e712c14c44ae170bde3a6ffc0311e3317edca0847f415
[INFO] running `Command { std: "docker" "start" "-a" "e9beb485df199a2e357e712c14c44ae170bde3a6ffc0311e3317edca0847f415", kill_on_drop: false }`
[INFO] [stderr]    Compiling sericom v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "e9beb485df199a2e357e712c14c44ae170bde3a6ffc0311e3317edca0847f415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9beb485df199a2e357e712c14c44ae170bde3a6ffc0311e3317edca0847f415", kill_on_drop: false }`
[INFO] [stdout] e9beb485df199a2e357e712c14c44ae170bde3a6ffc0311e3317edca0847f415
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3972cd4eba1bd439c43907c6ee6fd43dbc73d8d7baf45553adbe52fd4e3dff15
[INFO] running `Command { std: "docker" "start" "-a" "3972cd4eba1bd439c43907c6ee6fd43dbc73d8d7baf45553adbe52fd4e3dff15", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sericom-1792e4a71054d779)
[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" "3972cd4eba1bd439c43907c6ee6fd43dbc73d8d7baf45553adbe52fd4e3dff15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3972cd4eba1bd439c43907c6ee6fd43dbc73d8d7baf45553adbe52fd4e3dff15", kill_on_drop: false }`
[INFO] [stdout] 3972cd4eba1bd439c43907c6ee6fd43dbc73d8d7baf45553adbe52fd4e3dff15