[INFO] cloning repository https://github.com/cwczyj/roboplc-middle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cwczyj/roboplc-middle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwczyj%2Froboplc-middle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwczyj%2Froboplc-middle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc9ea56dbec88bdc1848c1e19e1f363535d02b6a
[INFO] checking cwczyj/roboplc-middle against 0b63defc8fd68957c635fe61f097b84df8fd9611 for pr-154715
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwczyj%2Froboplc-middle" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cwczyj/roboplc-middle
[INFO] finished tweaking git repo https://github.com/cwczyj/roboplc-middle
[INFO] tweaked toml for git repo https://github.com/cwczyj/roboplc-middle written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cwczyj/roboplc-middle on toolchain 0b63defc8fd68957c635fe61f097b84df8fd9611
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0b63defc8fd68957c635fe61f097b84df8fd9611" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cwczyj/roboplc-middle 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" "+0b63defc8fd68957c635fe61f097b84df8fd9611" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded object-id v0.1.4
[INFO] [stderr]   Downloaded parking_lot_rt v0.12.1
[INFO] [stderr]   Downloaded rtsc v0.4.4
[INFO] [stderr]   Downloaded rtsc-derive v0.1.0
[INFO] [stderr]   Downloaded linux-futex v1.0.0
[INFO] [stderr]   Downloaded oneshot v0.1.13
[INFO] [stderr]   Downloaded bma-ts v0.2.5
[INFO] [stderr]   Downloaded rflow v0.1.2
[INFO] [stderr]   Downloaded roboplc-derive v0.3.0
[INFO] [stderr]   Downloaded portpicker v0.1.1
[INFO] [stderr]   Downloaded actix-sse v0.1.0
[INFO] [stderr]   Downloaded roboplc-rpc v0.1.8
[INFO] [stderr]   Downloaded rvideo v0.5.3
[INFO] [stderr]   Downloaded bma-ts v0.1.15
[INFO] [stderr]   Downloaded atomic-timer v0.3.3
[INFO] [stderr]   Downloaded ieee754 v0.2.6
[INFO] [stderr]   Downloaded colored v1.9.4
[INFO] [stderr]   Downloaded rtsc v0.3.17
[INFO] [stderr]   Downloaded rmodbus v0.9.10
[INFO] [stderr]   Downloaded binrw_derive v0.14.1
[INFO] [stderr]   Downloaded binrw v0.14.1
[INFO] [stderr]   Downloaded sysinfo v0.29.11
[INFO] [stderr]   Downloaded logicline v0.2.2
[INFO] [stderr]   Downloaded roboplc v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8553a39b6ba9de3571f75d6d6811bfb820f42e053f96b7f1bce7c6cfad5c2ace
[INFO] running `Command { std: "docker" "start" "8553a39b6ba9de3571f75d6d6811bfb820f42e053f96b7f1bce7c6cfad5c2ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8553a39b6ba9de3571f75d6d6811bfb820f42e053f96b7f1bce7c6cfad5c2ace", 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" "8553a39b6ba9de3571f75d6d6811bfb820f42e053f96b7f1bce7c6cfad5c2ace" "/opt/rustwide/cargo-home/bin/cargo" "+0b63defc8fd68957c635fe61f097b84df8fd9611" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8553a39b6ba9de3571f75d6d6811bfb820f42e053f96b7f1bce7c6cfad5c2ace", 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" "8553a39b6ba9de3571f75d6d6811bfb820f42e053f96b7f1bce7c6cfad5c2ace" "/opt/rustwide/cargo-home/bin/cargo" "+0b63defc8fd68957c635fe61f097b84df8fd9611" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling zerocopy v0.8.40
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking brotli-decompressor v5.0.0
[INFO] [stderr]     Checking bytestring v1.5.0
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]     Checking actix-service v2.0.3
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling regex-lite v0.1.9
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking brotli v8.0.2
[INFO] [stderr]     Checking local-channel v0.1.5
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling binrw_derive v0.14.1
[INFO] [stderr]    Compiling actix-router v0.5.4
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling binrw v0.14.1
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking ieee754 v0.2.6
[INFO] [stderr]     Checking object-id v0.1.4
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking rmodbus v0.9.10
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking oneshot v0.1.13
[INFO] [stderr]     Checking webpki-roots v0.25.4
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking parking_lot_rt v0.12.1
[INFO] [stderr]     Checking linux-futex v1.0.0
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking filetime v0.2.27
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking sysinfo v0.29.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking getrandom v0.4.1
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking tempfile v3.26.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]    Compiling actix-web-codegen v4.3.0
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]     Checking portpicker v0.1.1
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling rtsc-derive v0.1.0
[INFO] [stderr]    Compiling roboplc-derive v0.3.0
[INFO] [stderr]     Checking icu_provider v2.1.1
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking tracing-appender v0.2.4
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking icu_properties v2.1.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking bma-ts v0.2.5
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking serde_spanned v0.6.9
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking derive_more v2.1.1
[INFO] [stderr]     Checking rtsc v0.4.4
[INFO] [stderr]     Checking atomic-timer v0.3.3
[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking roboplc-rpc v0.1.8
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking toml v0.8.23
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking actix-rt v2.11.0
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking tokio-stream v0.1.18
[INFO] [stderr]     Checking actix-server v2.6.0
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking actix-codec v0.5.2
[INFO] [stderr]     Checking roboplc v0.6.4
[INFO] [stderr]     Checking actix-http v3.12.0
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking actix-web v4.13.0
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking actix-cors v0.7.1
[INFO] [stderr]     Checking actix-sse v0.1.0
[INFO] [stderr]     Checking roboplc-middleware v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/workers/rpc/worker.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     use super::*;
[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: `RegisterType`
[INFO] [stdout]    --> src/workers/modbus/worker.rs:159:58
[INFO] [stdout]     |
[INFO] [stdout] 159 |     use crate::workers::modbus::{parse_register_address, RegisterType};
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]    --> src/lib.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |     use std::time::Duration;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `transaction_id`
[INFO] [stdout]    --> src/workers/modbus/client.rs:660:9
[INFO] [stdout]     |
[INFO] [stdout] 660 |         transaction_id: Option<u16>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transaction_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> tests/integration_tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::path::PathBuf;
[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: `super::*`
[INFO] [stdout]    --> tests/integration_tests.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `response_tx`
[INFO] [stdout]   --> tests/hub_deadlock_tests.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let (response_tx, response_rx) = sync_channel::<String>(1);
[INFO] [stdout]    |          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_tx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AtomicU16`
[INFO] [stdout]   --> tests/mock_modbus.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::atomic::{AtomicBool, AtomicU16, Ordering};
[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 variable: `wait_result`
[INFO] [stdout]   --> tests/rpc_shutdown_tests.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let wait_result = thread::spawn(|| handle.join());
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wait_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/integration_tests.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut temp_file = tempfile::NamedTempFile::new().unwrap();
[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: unused import: `AtomicU16`
[INFO] [stdout]   --> tests/mock_modbus.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::atomic::{AtomicBool, AtomicU16, Ordering};
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ILLEGAL_DATA_ADDRESS` is never used
[INFO] [stdout]   --> demo/mock_server.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub const ILLEGAL_DATA_ADDRESS: u8 = 0x02;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SERVER_DEVICE_FAILURE` is never used
[INFO] [stdout]   --> demo/mock_server.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub const SERVER_DEVICE_FAILURE: u8 = 0x04;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `transaction_id`
[INFO] [stdout]    --> src/workers/modbus/client.rs:660:9
[INFO] [stdout]     |
[INFO] [stdout] 660 |         transaction_id: Option<u16>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transaction_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DIAGNOSTICS` is never used
[INFO] [stdout]   --> tests/mock_modbus.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub const DIAGNOSTICS: u8 = 0x08;
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ILLEGAL_DATA_ADDRESS` is never used
[INFO] [stdout]   --> tests/mock_modbus.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub const ILLEGAL_DATA_ADDRESS: u8 = 0x02;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/workers/modbus/client.rs:914:13
[INFO] [stdout]     |
[INFO] [stdout] 914 |         let mut pool = ModbusConnectionPool::new(
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/workers/modbus/client.rs:926:13
[INFO] [stdout]     |
[INFO] [stdout] 926 |         let mut pool = ModbusConnectionPool::new(
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/workers/modbus/client.rs:943:13
[INFO] [stdout]     |
[INFO] [stdout] 943 |         let mut pool = ModbusConnectionPool::new(
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/workers/modbus/client.rs:962:13
[INFO] [stdout]     |
[INFO] [stdout] 962 |         let mut pool = ModbusConnectionPool::new(
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/workers/modbus/client.rs:990:13
[INFO] [stdout]     |
[INFO] [stdout] 990 |         let mut pool = ModbusConnectionPool::new(
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/workers/modbus/client.rs:1006:13
[INFO] [stdout]      |
[INFO] [stdout] 1006 |         let mut pool = ModbusConnectionPool::new(
[INFO] [stdout]      |             ----^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/workers/modbus/client.rs:1032:13
[INFO] [stdout]      |
[INFO] [stdout] 1032 |         let mut pool = ModbusConnectionPool::new(
[INFO] [stdout]      |             ----^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> demo/jsonrpc_client.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct JsonRpcResponse {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     id: u64,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JsonRpcResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ILLEGAL_DATA_ADDRESS` is never used
[INFO] [stdout]   --> demo/mock_server.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub const ILLEGAL_DATA_ADDRESS: u8 = 0x02;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SERVER_DEVICE_FAILURE` is never used
[INFO] [stdout]   --> demo/mock_server.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub const SERVER_DEVICE_FAILURE: u8 = 0x04;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_mock_response` is never used
[INFO] [stdout]    --> tests/async_rpc_tests.rs:463:4
[INFO] [stdout]     |
[INFO] [stdout] 463 | fn create_mock_response(success: bool, data: serde_json::Value) -> DeviceResponseData {
[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 `create_mock_error_response` is never used
[INFO] [stdout]    --> tests/async_rpc_tests.rs:468:4
[INFO] [stdout]     |
[INFO] [stdout] 468 | fn create_mock_error_response(error: &str) -> DeviceResponseData {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> demo/jsonrpc_client.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct JsonRpcResponse {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     id: u64,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JsonRpcResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> tests/mock_modbus.rs:152:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | impl MockModbusServer {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 152 |     pub fn address(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn set_holding_registers(&self, start: u16, values: &[u16]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub fn set_input_register(&self, address: u16, value: u16) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |     pub fn set_coil(&self, address: u16, value: bool) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 197 |     pub fn set_discrete_input(&self, address: u16, value: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 |     pub fn fail_next_request(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 215 |     pub fn reset(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DIAGNOSTICS` is never used
[INFO] [stdout]   --> tests/mock_modbus.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub const DIAGNOSTICS: u8 = 0x08;
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ILLEGAL_DATA_ADDRESS` is never used
[INFO] [stdout]   --> tests/mock_modbus.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub const ILLEGAL_DATA_ADDRESS: u8 = 0x02;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]    --> src/workers/modbus/types.rs:331:9
[INFO] [stdout]     |
[INFO] [stdout] 329 |     struct TestOperation {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 330 |         id: u32,
[INFO] [stdout] 331 |         data: i32,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TestOperation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/workers/http_worker.rs:932:9
[INFO] [stdout]     |
[INFO] [stdout] 932 |         registry.register(conn1);
[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] 932 |         let _ = registry.register(conn1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/workers/http_worker.rs:941:9
[INFO] [stdout]     |
[INFO] [stdout] 941 |         registry.register(conn2);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 941 |         let _ = registry.register(conn2);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/workers/http_worker.rs:950:9
[INFO] [stdout]     |
[INFO] [stdout] 950 |         registry.register(conn3);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 950 |         let _ = registry.register(conn3);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/workers/sse_worker.rs:558:17
[INFO] [stdout]     |
[INFO] [stdout] 558 |                 registry_clone.register(conn);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 558 |                 let _ = registry_clone.register(conn);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: binrw v0.14.1, nix v0.29.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "8553a39b6ba9de3571f75d6d6811bfb820f42e053f96b7f1bce7c6cfad5c2ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8553a39b6ba9de3571f75d6d6811bfb820f42e053f96b7f1bce7c6cfad5c2ace", kill_on_drop: false }`
[INFO] [stdout] 8553a39b6ba9de3571f75d6d6811bfb820f42e053f96b7f1bce7c6cfad5c2ace
