[INFO] cloning repository https://github.com/blowback/rust-modbus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blowback/rust-modbus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblowback%2Frust-modbus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblowback%2Frust-modbus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03870a4ab427e666fd193695834f051b0cb651e2
[INFO] checking blowback/rust-modbus against try#51de2e90f91fdec6cf64ff542a4e15b9c177a797 for pr-147294
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblowback%2Frust-modbus" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/blowback/rust-modbus
[INFO] finished tweaking git repo https://github.com/blowback/rust-modbus
[INFO] tweaked toml for git repo https://github.com/blowback/rust-modbus written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/blowback/rust-modbus on toolchain 51de2e90f91fdec6cf64ff542a4e15b9c177a797
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/blowback/rust-modbus 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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unescaper v0.1.5
[INFO] [stderr]   Downloaded tokio-serial v5.4.5
[INFO] [stderr]   Downloaded async-trait v0.1.87
[INFO] [stderr]   Downloaded mio-serial v5.0.6
[INFO] [stderr]   Downloaded tokio-modbus v0.16.1
[INFO] [stderr]   Downloaded serialport v4.7.0
[INFO] [stderr]   Downloaded tokio v1.44.0
[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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6103fbea4e94fd67c9a6a0b70c66603b993fc1b9196a24ae18173283b3683e77
[INFO] running `Command { std: "docker" "start" "-a" "6103fbea4e94fd67c9a6a0b70c66603b993fc1b9196a24ae18173283b3683e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6103fbea4e94fd67c9a6a0b70c66603b993fc1b9196a24ae18173283b3683e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6103fbea4e94fd67c9a6a0b70c66603b993fc1b9196a24ae18173283b3683e77", kill_on_drop: false }`
[INFO] [stdout] 6103fbea4e94fd67c9a6a0b70c66603b993fc1b9196a24ae18173283b3683e77
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37eb461d77fad58771262e9d4c36f03976b3454848874f0293602addb6e3da6a
[INFO] running `Command { std: "docker" "start" "-a" "37eb461d77fad58771262e9d4c36f03976b3454848874f0293602addb6e3da6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]     Checking lock_api v0.4.12
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling async-trait v0.1.87
[INFO] [stderr]     Checking tokio v1.44.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking unescaper v0.1.5
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]     Checking serialport v4.7.0
[INFO] [stderr]     Checking mio-serial v5.0.6
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-serial v5.4.5
[INFO] [stderr]     Checking tokio-util v0.7.13
[INFO] [stderr]     Checking tokio-modbus v0.16.1
[INFO] [stderr]     Checking modbus_experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.27s
[INFO] running `Command { std: "docker" "inspect" "37eb461d77fad58771262e9d4c36f03976b3454848874f0293602addb6e3da6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37eb461d77fad58771262e9d4c36f03976b3454848874f0293602addb6e3da6a", kill_on_drop: false }`
[INFO] [stdout] 37eb461d77fad58771262e9d4c36f03976b3454848874f0293602addb6e3da6a