[INFO] cloning repository https://github.com/JHooven/modbus_cient
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JHooven/modbus_cient" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJHooven%2Fmodbus_cient", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJHooven%2Fmodbus_cient'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b011a09f42e52297bd3ee12f51738d6b6d31c3ee
[INFO] checking JHooven/modbus_cient against 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0 for pr-158915-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJHooven%2Fmodbus_cient" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JHooven/modbus_cient
[INFO] finished tweaking git repo https://github.com/JHooven/modbus_cient
[INFO] tweaked toml for git repo https://github.com/JHooven/modbus_cient written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JHooven/modbus_cient on toolchain 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JHooven/modbus_cient 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" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `modbus_cient` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-5-tc2/source/target/.../modbus_cient
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `modbus-cient`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 - name = "modbus_cient"
[INFO] [stderr] 15 + name = "modbus-cient"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `modbus-cient`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:16:19
[INFO] [stderr]    |
[INFO] [stderr] 16 ~ version = "0.1.0"
[INFO] [stderr] 17 + [[bin]]
[INFO] [stderr] 18 + name = "modbus-cient"
[INFO] [stderr] 19 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `modbus_cient` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.43
[INFO] [stderr]   Downloaded crc v3.4.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.105
[INFO] [stderr]   Downloaded tokio-modbus v0.17.0
[INFO] [stderr]   Downloaded syn v2.0.114
[INFO] [stderr]   Downloaded tokio v1.49.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c81953a521fab7f19ce058e8913c36ce15b520412d8154054e205e8aa7688af1
[INFO] running `Command { std: "docker" "start" "c81953a521fab7f19ce058e8913c36ce15b520412d8154054e205e8aa7688af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c81953a521fab7f19ce058e8913c36ce15b520412d8154054e205e8aa7688af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c81953a521fab7f19ce058e8913c36ce15b520412d8154054e205e8aa7688af1" "/opt/rustwide/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c81953a521fab7f19ce058e8913c36ce15b520412d8154054e205e8aa7688af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c81953a521fab7f19ce058e8913c36ce15b520412d8154054e205e8aa7688af1" "/opt/rustwide/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `modbus_cient` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../modbus_cient
[INFO] [stderr]    |                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `modbus-cient`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 - name = "modbus_cient"
[INFO] [stderr] 15 + name = "modbus-cient"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `modbus-cient`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:16:19
[INFO] [stderr]    |
[INFO] [stderr] 16 ~ version = "0.1.0"
[INFO] [stderr] 17 + [[bin]]
[INFO] [stderr] 18 + name = "modbus-cient"
[INFO] [stderr] 19 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `modbus_cient` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking crc v3.4.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking tokio-modbus v0.17.0
[INFO] [stderr]     Checking modbus_cient v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ctx.write_single_register(1, 1234).await?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let _ = ctx.write_single_register(1, 1234).await?;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ctx.write_single_register(1, 1234).await?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let _ = ctx.write_single_register(1, 1234).await?;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.87s
[INFO] running `Command { std: "docker" "inspect" "c81953a521fab7f19ce058e8913c36ce15b520412d8154054e205e8aa7688af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c81953a521fab7f19ce058e8913c36ce15b520412d8154054e205e8aa7688af1", kill_on_drop: false }`
[INFO] [stdout] c81953a521fab7f19ce058e8913c36ce15b520412d8154054e205e8aa7688af1
