[INFO] cloning repository https://github.com/golovinengineer/scat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/golovinengineer/scat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolovinengineer%2Fscat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolovinengineer%2Fscat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76bdad15d37a1b1ee13b2105ec068255e1f74f60
[INFO] checking golovinengineer/scat against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolovinengineer%2Fscat" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/golovinengineer/scat
[INFO] finished tweaking git repo https://github.com/golovinengineer/scat
[INFO] tweaked toml for git repo https://github.com/golovinengineer/scat written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/golovinengineer/scat on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/golovinengineer/scat 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 serialport v4.8.1
[INFO] [stderr]   Downloaded libudev v0.3.0
[INFO] [stderr]   Downloaded unescaper v0.1.6
[INFO] [stderr]   Downloaded syn v2.0.110
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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] f46124066602fcc57340d234b26ead1c464a087021b391093b41119a73d4ac3a
[INFO] running `Command { std: "docker" "start" "f46124066602fcc57340d234b26ead1c464a087021b391093b41119a73d4ac3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f46124066602fcc57340d234b26ead1c464a087021b391093b41119a73d4ac3a", 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" "f46124066602fcc57340d234b26ead1c464a087021b391093b41119a73d4ac3a" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f46124066602fcc57340d234b26ead1c464a087021b391093b41119a73d4ac3a", 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" "f46124066602fcc57340d234b26ead1c464a087021b391093b41119a73d4ac3a" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking unicode-ident v1.0.22
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking clap_builder v4.5.53
[INFO] [stderr]    Compiling assert_cmd v2.1.1
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]     Checking predicates-tree v1.0.12
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking float-cmp v0.10.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking regex-automata v0.4.13
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[INFO] [stderr]     Checking parking_lot_core v0.9.12
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[INFO] [stderr]     Checking nix v0.26.4
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[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking unescaper v0.1.6
[INFO] [stderr]     Checking serialport v4.8.1
[INFO] [stderr]     Checking clap v4.5.53
[INFO] [stderr]     Checking scat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Arc` and `mpsc`
[INFO] [stdout]   --> src/ui.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::sync::{Arc, mpsc};
[INFO] [stdout]    |                 ^^^  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `mpsc`
[INFO] [stdout]   --> src/ui.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::sync::{Arc, mpsc};
[INFO] [stdout]    |                 ^^^  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/serial.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::io::{Read, Write};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/serial.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::io::{Read, Write};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/ui.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::{self, Read, Write};
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/ui.rs:18:27
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::{self, Read, Write};
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]  --> tests/cli_args_tests.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]   --> tests/cli_args_tests.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/serial.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut port = serialport::new(port_name, baud_rate)
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]   --> tests/cli_args_tests.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]   --> tests/cli_args_tests.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]   --> tests/cli_args_tests.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]   --> tests/cli_args_tests.rs:53:28
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ui.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut serial_port = serial::open_port(port_name, baud_rate, data_bits, stop_bits)?;
[INFO] [stdout]    |         ----^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parity`
[INFO] [stdout]   --> src/ui.rs:26:75
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn run(port_name: &str, baud_rate: u32, data_bits: u8, stop_bits: u8, parity: Parity) -> Result<()> {
[INFO] [stdout]    |                                                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serial_port`
[INFO] [stdout]   --> src/ui.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut serial_port = serial::open_port(port_name, baud_rate, data_bits, stop_bits)?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serial_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]   --> tests/cli_args_tests.rs:62:28
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]   --> tests/cli_args_tests.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]   --> tests/cli_args_tests.rs:84:28
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]   --> tests/cli_args_tests.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:117:28
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:132:28
[INFO] [stdout]     |
[INFO] [stdout] 132 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:142:28
[INFO] [stdout]     |
[INFO] [stdout] 142 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:154:28
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/serial.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::io::{Read, Write};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_from_port` is never used
[INFO] [stdout]   --> src/serial.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub fn read_from_port(port: &mut dyn SerialPort, buffer: &mut [u8]) -> Result<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_to_port` is never used
[INFO] [stdout]    --> src/serial.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn write_to_port(port: &mut dyn SerialPort, data: &[u8]) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/serial.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::io::{Read, Write};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/ui.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::{self, Read, Write};
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:166:28
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/ui.rs:18:27
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::{self, Read, Write};
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:181:32
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:196:32
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/serial.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut port = serialport::new(port_name, baud_rate)
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:211:32
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:223:28
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:232:28
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:241:28
[INFO] [stdout]     |
[INFO] [stdout] 241 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:253:28
[INFO] [stdout]     |
[INFO] [stdout] 253 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:261:28
[INFO] [stdout]     |
[INFO] [stdout] 261 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ui.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut serial_port = serial::open_port(port_name, baud_rate, data_bits, stop_bits)?;
[INFO] [stdout]    |         ----^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:272:28
[INFO] [stdout]     |
[INFO] [stdout] 272 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parity`
[INFO] [stdout]   --> src/ui.rs:26:75
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn run(port_name: &str, baud_rate: u32, data_bits: u8, stop_bits: u8, parity: Parity) -> Result<()> {
[INFO] [stdout]    |                                                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serial_port`
[INFO] [stdout]   --> src/ui.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut serial_port = serial::open_port(port_name, baud_rate, data_bits, stop_bits)?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serial_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:283:28
[INFO] [stdout]     |
[INFO] [stdout] 283 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:294:28
[INFO] [stdout]     |
[INFO] [stdout] 294 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:306:28
[INFO] [stdout]     |
[INFO] [stdout] 306 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:322:32
[INFO] [stdout]     |
[INFO] [stdout] 322 |         let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::Command::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin_cmd!`
[INFO] [stdout]    --> tests/cli_args_tests.rs:334:28
[INFO] [stdout]     |
[INFO] [stdout] 334 |     let mut cmd = Command::cargo_bin("scat").unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_from_port` is never used
[INFO] [stdout]   --> src/serial.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub fn read_from_port(port: &mut dyn SerialPort, buffer: &mut [u8]) -> Result<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_to_port` is never used
[INFO] [stdout]    --> src/serial.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn write_to_port(port: &mut dyn SerialPort, data: &[u8]) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `tokio`
[INFO] [stderr]   --> Cargo.toml:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 | [dependencies.tokio]
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `tokio`
[INFO] [stderr] warning: `scat` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.50s
[INFO] running `Command { std: "docker" "inspect" "f46124066602fcc57340d234b26ead1c464a087021b391093b41119a73d4ac3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f46124066602fcc57340d234b26ead1c464a087021b391093b41119a73d4ac3a", kill_on_drop: false }`
[INFO] [stdout] f46124066602fcc57340d234b26ead1c464a087021b391093b41119a73d4ac3a
