[INFO] fetching crate modbus-rs 0.4.0...
[INFO] testing modbus-rs-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate modbus-rs 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate modbus-rs 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate modbus-rs 0.4.0
[INFO] tweaked toml for crates.io crate modbus-rs 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate modbus-rs 0.4.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate modbus-rs 0.4.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mach2 v0.4.3
[INFO] [stderr]   Downloaded libudev-sys v0.1.4
[INFO] [stderr]   Downloaded libudev v0.3.0
[INFO] [stderr]   Downloaded io-kit-sys v0.4.1
[INFO] [stderr]   Downloaded unescaper v0.1.8
[INFO] [stderr]   Downloaded colorchoice v1.0.5
[INFO] [stderr]   Downloaded mbus-network v0.4.0
[INFO] [stderr]   Downloaded hash32 v0.3.1
[INFO] [stderr]   Downloaded bitfields v1.0.2
[INFO] [stderr]   Downloaded anstyle-parse v1.0.0
[INFO] [stderr]   Downloaded anstream v1.0.0
[INFO] [stderr]   Downloaded portable-atomic-util v0.2.6
[INFO] [stderr]   Downloaded mbus-client v0.4.0
[INFO] [stderr]   Downloaded heapless v0.8.0
[INFO] [stderr]   Downloaded serialport v4.7.3
[INFO] [stderr]   Downloaded mbus-core v0.4.0
[INFO] [stderr]   Downloaded bitfields-impl v1.0.2
[INFO] [stderr]   Downloaded mbus-serial v0.4.0
[INFO] [stderr]   Downloaded anstyle v1.0.14
[INFO] [stderr]   Downloaded mbus-async v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 997a82a47c7ef0bb2361e3ce307943bf367cc43e10d9ebe8d8d0b59fb6d30a2d
[INFO] running `Command { std: "docker" "start" "-a" "997a82a47c7ef0bb2361e3ce307943bf367cc43e10d9ebe8d8d0b59fb6d30a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "997a82a47c7ef0bb2361e3ce307943bf367cc43e10d9ebe8d8d0b59fb6d30a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "997a82a47c7ef0bb2361e3ce307943bf367cc43e10d9ebe8d8d0b59fb6d30a2d", kill_on_drop: false }`
[INFO] [stdout] 997a82a47c7ef0bb2361e3ce307943bf367cc43e10d9ebe8d8d0b59fb6d30a2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b808a2cdaaaf961d980faea2168be7f9604fdfa3c1e009ab54ec0b77c68a053
[INFO] running `Command { std: "docker" "start" "-a" "9b808a2cdaaaf961d980faea2168be7f9604fdfa3c1e009ab54ec0b77c68a053", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling libudev v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling unescaper v0.1.8
[INFO] [stderr]    Compiling bitfields-impl v1.0.2
[INFO] [stderr]    Compiling serialport v4.7.3
[INFO] [stderr]    Compiling bitfields v1.0.2
[INFO] [stderr]    Compiling mbus-core v0.4.0
[INFO] [stderr]    Compiling mbus-serial v0.4.0
[INFO] [stderr]    Compiling mbus-network v0.4.0
[INFO] [stderr]    Compiling mbus-client v0.4.0
[INFO] [stderr]    Compiling modbus-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.31s
[INFO] running `Command { std: "docker" "inspect" "9b808a2cdaaaf961d980faea2168be7f9604fdfa3c1e009ab54ec0b77c68a053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b808a2cdaaaf961d980faea2168be7f9604fdfa3c1e009ab54ec0b77c68a053", kill_on_drop: false }`
[INFO] [stdout] 9b808a2cdaaaf961d980faea2168be7f9604fdfa3c1e009ab54ec0b77c68a053
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e16d6baf98a29c4ee8182ee812de8a843db70471d5fccc2e4cca278e89509cd
[INFO] running `Command { std: "docker" "start" "-a" "9e16d6baf98a29c4ee8182ee812de8a843db70471d5fccc2e4cca278e89509cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling jiff v0.2.23
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_filter v1.0.1
[INFO] [stderr]    Compiling env_logger v0.11.10
[INFO] [stderr]    Compiling modbus-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.36s
[INFO] running `Command { std: "docker" "inspect" "9e16d6baf98a29c4ee8182ee812de8a843db70471d5fccc2e4cca278e89509cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e16d6baf98a29c4ee8182ee812de8a843db70471d5fccc2e4cca278e89509cd", kill_on_drop: false }`
[INFO] [stdout] 9e16d6baf98a29c4ee8182ee812de8a843db70471d5fccc2e4cca278e89509cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58757348b0756a4c06b88b71dc7136a11314a676d9cafc05aa27226b3bb23bc3
[INFO] running `Command { std: "docker" "start" "-a" "58757348b0756a4c06b88b71dc7136a11314a676d9cafc05aa27226b3bb23bc3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/modbus_rs-a2450aa9c03d4058)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests modbus_rs
[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 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" "58757348b0756a4c06b88b71dc7136a11314a676d9cafc05aa27226b3bb23bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58757348b0756a4c06b88b71dc7136a11314a676d9cafc05aa27226b3bb23bc3", kill_on_drop: false }`
[INFO] [stdout] 58757348b0756a4c06b88b71dc7136a11314a676d9cafc05aa27226b3bb23bc3