[INFO] fetching crate serialport_low_latency 0.1.2...
[INFO] testing serialport_low_latency-0.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate serialport_low_latency 0.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate serialport_low_latency 0.1.2
[INFO] finished tweaking crates.io crate serialport_low_latency 0.1.2
[INFO] tweaked toml for crates.io crate serialport_low_latency 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serialport_low_latency 0.1.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serialport_low_latency 0.1.2 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unescaper v0.1.5
[INFO] [stderr]   Downloaded nix v0.30.0
[INFO] [stderr]   Downloaded serialport v4.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3842389f501641583677e08a2c2751876ae44b3eaf9ce4533adf934d212636c4
[INFO] running `Command { std: "docker" "start" "-a" "3842389f501641583677e08a2c2751876ae44b3eaf9ce4533adf934d212636c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3842389f501641583677e08a2c2751876ae44b3eaf9ce4533adf934d212636c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3842389f501641583677e08a2c2751876ae44b3eaf9ce4533adf934d212636c4", kill_on_drop: false }`
[INFO] [stdout] 3842389f501641583677e08a2c2751876ae44b3eaf9ce4533adf934d212636c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b493156848a2e33b7ba00784c8d62645cf8f2cc3c813195ab626ce42d0030db5
[INFO] running `Command { std: "docker" "start" "-a" "b493156848a2e33b7ba00784c8d62645cf8f2cc3c813195ab626ce42d0030db5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling bindgen v0.71.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling nix v0.30.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling unescaper v0.1.5
[INFO] [stderr]    Compiling serialport v4.7.1
[INFO] [stderr]    Compiling serialport_low_latency v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.23s
[INFO] running `Command { std: "docker" "inspect" "b493156848a2e33b7ba00784c8d62645cf8f2cc3c813195ab626ce42d0030db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b493156848a2e33b7ba00784c8d62645cf8f2cc3c813195ab626ce42d0030db5", kill_on_drop: false }`
[INFO] [stdout] b493156848a2e33b7ba00784c8d62645cf8f2cc3c813195ab626ce42d0030db5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2eaced78c4c1623b0e15ae87cc7d7f18c9c76cb7858baa45d4c0367b37186c66
[INFO] running `Command { std: "docker" "start" "-a" "2eaced78c4c1623b0e15ae87cc7d7f18c9c76cb7858baa45d4c0367b37186c66", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialport_low_latency v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "2eaced78c4c1623b0e15ae87cc7d7f18c9c76cb7858baa45d4c0367b37186c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eaced78c4c1623b0e15ae87cc7d7f18c9c76cb7858baa45d4c0367b37186c66", kill_on_drop: false }`
[INFO] [stdout] 2eaced78c4c1623b0e15ae87cc7d7f18c9c76cb7858baa45d4c0367b37186c66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f52a3a8fb451c037e953bfe3b431857e05a6bf418fedadc9aefec296ff0443d9
[INFO] running `Command { std: "docker" "start" "-a" "f52a3a8fb451c037e953bfe3b431857e05a6bf418fedadc9aefec296ff0443d9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serialport_low_latency-f85441d009768207)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::unified_test ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f52a3a8fb451c037e953bfe3b431857e05a6bf418fedadc9aefec296ff0443d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f52a3a8fb451c037e953bfe3b431857e05a6bf418fedadc9aefec296ff0443d9", kill_on_drop: false }`
[INFO] [stdout] f52a3a8fb451c037e953bfe3b431857e05a6bf418fedadc9aefec296ff0443d9