[INFO] fetching crate p50x 0.1.0... [INFO] testing p50x-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate p50x 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate p50x 0.1.0 [INFO] finished tweaking crates.io crate p50x 0.1.0 [INFO] tweaked toml for crates.io crate p50x 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate p50x 0.1.0 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 p50x 0.1.0 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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] 0a8a1726b4ca74daf5fa5a27246d158eb13431edb40b9ee8ea576d85062af1af [INFO] running `Command { std: "docker" "start" "-a" "0a8a1726b4ca74daf5fa5a27246d158eb13431edb40b9ee8ea576d85062af1af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a8a1726b4ca74daf5fa5a27246d158eb13431edb40b9ee8ea576d85062af1af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a8a1726b4ca74daf5fa5a27246d158eb13431edb40b9ee8ea576d85062af1af", kill_on_drop: false }` [INFO] [stdout] 0a8a1726b4ca74daf5fa5a27246d158eb13431edb40b9ee8ea576d85062af1af [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] 40c5dbbf663f03c5588a56c698c328e7872759db0d9150fc3b36f817f1e927ca [INFO] running `Command { std: "docker" "start" "-a" "40c5dbbf663f03c5588a56c698c328e7872759db0d9150fc3b36f817f1e927ca", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling safe-transmute v0.10.1 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling libudev v0.2.0 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] Compiling serialport v3.3.0 [INFO] [stderr] Compiling serial-unit-testing v0.2.3 [INFO] [stderr] Compiling p50x v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib/error.rs:64:47 [INFO] [stdout] | [INFO] [stdout] 64 | Error::Serial(ref cause) => cause.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `send_u32` is never used [INFO] [stdout] --> src/lib/device.rs:96:8 [INFO] [stdout] | [INFO] [stdout] 44 | impl Device { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 96 | fn send_u32(&mut self, value: u32) -> Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.69s [INFO] running `Command { std: "docker" "inspect" "40c5dbbf663f03c5588a56c698c328e7872759db0d9150fc3b36f817f1e927ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40c5dbbf663f03c5588a56c698c328e7872759db0d9150fc3b36f817f1e927ca", kill_on_drop: false }` [INFO] [stdout] 40c5dbbf663f03c5588a56c698c328e7872759db0d9150fc3b36f817f1e927ca [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] b6f29ac3718c9972d00c3cd5123d284bc40b7b836d4ff064edb907bb81fc1b21 [INFO] running `Command { std: "docker" "start" "-a" "b6f29ac3718c9972d00c3cd5123d284bc40b7b836d4ff064edb907bb81fc1b21", kill_on_drop: false }` [INFO] [stderr] Compiling p50x v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib/error.rs:64:47 [INFO] [stdout] | [INFO] [stdout] 64 | Error::Serial(ref cause) => cause.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `send_u32` is never used [INFO] [stdout] --> src/lib/device.rs:96:8 [INFO] [stdout] | [INFO] [stdout] 44 | impl Device { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 96 | fn send_u32(&mut self, value: u32) -> Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib/error.rs:64:47 [INFO] [stdout] | [INFO] [stdout] 64 | Error::Serial(ref cause) => cause.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `send_u32` is never used [INFO] [stdout] --> src/lib/device.rs:96:8 [INFO] [stdout] | [INFO] [stdout] 44 | impl Device { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 96 | fn send_u32(&mut self, value: u32) -> Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "b6f29ac3718c9972d00c3cd5123d284bc40b7b836d4ff064edb907bb81fc1b21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6f29ac3718c9972d00c3cd5123d284bc40b7b836d4ff064edb907bb81fc1b21", kill_on_drop: false }` [INFO] [stdout] b6f29ac3718c9972d00c3cd5123d284bc40b7b836d4ff064edb907bb81fc1b21 [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] 25ca3265297c38d6da81bb11fc3204fab8f3230c2886f47f99c44e984a3d3a5d [INFO] running `Command { std: "docker" "start" "-a" "25ca3265297c38d6da81bb11fc3204fab8f3230c2886f47f99c44e984a3d3a5d", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib/error.rs:64:47 [INFO] [stderr] | [INFO] [stderr] 64 | Error::Serial(ref cause) => cause.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `send_u32` is never used [INFO] [stderr] --> src/lib/device.rs:96:8 [INFO] [stderr] | [INFO] [stderr] 44 | impl Device { [INFO] [stderr] | ----------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 96 | fn send_u32(&mut self, value: u32) -> Result<()> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `p50x` (lib) generated 2 warnings [INFO] [stderr] warning: `p50x` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib/lib.rs (/opt/rustwide/target/debug/deps/p50x-eb8e12f8cf2f493f) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... 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 unittests src/bin/p50x/main.rs (/opt/rustwide/target/debug/deps/p50x-eb634a954dbe1b4b) [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] [stderr] Doc-tests p50x [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" "25ca3265297c38d6da81bb11fc3204fab8f3230c2886f47f99c44e984a3d3a5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25ca3265297c38d6da81bb11fc3204fab8f3230c2886f47f99c44e984a3d3a5d", kill_on_drop: false }` [INFO] [stdout] 25ca3265297c38d6da81bb11fc3204fab8f3230c2886f47f99c44e984a3d3a5d