[INFO] fetching crate mechutil 0.8.13...
[INFO] checking mechutil-0.8.13 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] extracting crate mechutil 0.8.13 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mechutil 0.8.13
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mechutil 0.8.13
[INFO] tweaked toml for crates.io crate mechutil 0.8.13 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mechutil 0.8.13 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 crates.io crate mechutil 0.8.13 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] warning: binary `command_arg_tuple_playground` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-0-tc1/source/target/.../command_arg_tuple_playground
[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 `command-arg-tuple-playground`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "command_arg_tuple_playground"
[INFO] [stderr] 2 + name = "command-arg-tuple-playground"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `command_playground` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-0-tc1/source/target/.../command_playground
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `command-playground`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 - name = "command_playground"
[INFO] [stderr] 6 + name = "command-playground"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ibus_playground` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-0-tc1/source/target/.../ibus_playground
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ibus-playground`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "ibus_playground"
[INFO] [stderr] 10 + name = "ibus-playground"
[INFO] [stderr]    |
[INFO] [stderr] warning: `mechutil` (manifest) generated 3 warnings
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded win-sys v0.3.1
[INFO] [stderr]   Downloaded simplelog v0.12.2
[INFO] [stderr]   Downloaded time-macros v0.2.31
[INFO] [stderr]   Downloaded shared_memory v0.12.4
[INFO] [stderr]   Downloaded memoffset v0.6.5
[INFO] [stderr]   Downloaded serde_with_macros v3.21.0
[INFO] [stderr]   Downloaded bs58 v0.5.1
[INFO] [stderr]   Downloaded serde_with v3.21.0
[INFO] [stderr]   Downloaded nix v0.23.2
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.34.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.34.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.34.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.34.0
[INFO] [stderr]   Downloaded tokio v1.53.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.34.0
[INFO] [stderr]   Downloaded windows v0.34.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 268f7c055117f962e645fd2edae2e8b4da50f151b19ca09bc1d393e747ee85b5
[INFO] running `Command { std: "docker" "start" "268f7c055117f962e645fd2edae2e8b4da50f151b19ca09bc1d393e747ee85b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "268f7c055117f962e645fd2edae2e8b4da50f151b19ca09bc1d393e747ee85b5", 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" "268f7c055117f962e645fd2edae2e8b4da50f151b19ca09bc1d393e747ee85b5" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "268f7c055117f962e645fd2edae2e8b4da50f151b19ca09bc1d393e747ee85b5", 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" "268f7c055117f962e645fd2edae2e8b4da50f151b19ca09bc1d393e747ee85b5" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `command_arg_tuple_playground` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../command_arg_tuple_playground
[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 `command-arg-tuple-playground`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "command_arg_tuple_playground"
[INFO] [stderr] 2 + name = "command-arg-tuple-playground"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `command_playground` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../command_playground
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `command-playground`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 - name = "command_playground"
[INFO] [stderr] 6 + name = "command-playground"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ibus_playground` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../ibus_playground
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ibus-playground`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "ibus_playground"
[INFO] [stderr] 10 + name = "ibus-playground"
[INFO] [stderr]    |
[INFO] [stderr] warning: `mechutil` (manifest) generated 3 warnings
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling zerocopy v0.8.54
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling time-core v0.1.9
[INFO] [stderr]    Compiling num-conv v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]    Compiling time-macros v0.2.31
[INFO] [stderr]     Checking spin v0.9.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking log v0.4.33
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]     Checking bitflags v2.13.1
[INFO] [stderr]     Checking fastrand v2.5.0
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking socket2 v0.6.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking time v0.3.53
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]     Checking simplelog v0.12.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling tokio-macros v2.7.1
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking tokio v1.53.0
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking cobs v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.7
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling serde_with_macros v3.21.0
[INFO] [stderr]     Checking shared_memory v0.12.4
[INFO] [stderr]     Checking serde_with v3.21.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking schemars v1.2.1
[INFO] [stderr]     Checking postcard v1.1.3
[INFO] [stderr]     Checking mechutil v0.8.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `ipc::command_message::Action`: Use CommandMessage with topic field instead
[INFO] [stdout]   --> src/command.rs:26:22
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use crate::ipc::{Action, CommandMessage, CommandMessageResult};
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `ipc::command_message::CommandMessageResult`: Use CommandMessage.success and CommandMessage.error_message directly
[INFO] [stdout]   --> src/command.rs:26:46
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use crate::ipc::{Action, CommandMessage, CommandMessageResult};
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `ipc::command_message::Action`: Use CommandMessage with topic field instead
[INFO] [stdout]   --> src/command.rs:26:22
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use crate::ipc::{Action, CommandMessage, CommandMessageResult};
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `ipc::command_message::CommandMessageResult`: Use CommandMessage.success and CommandMessage.error_message directly
[INFO] [stdout]   --> src/command.rs:26:46
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use crate::ipc::{Action, CommandMessage, CommandMessageResult};
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/object_dictionary.rs:900:47
[INFO] [stdout]     |
[INFO] [stdout] 900 |             MechObjectDictionaryValue::Single(value) => {
[INFO] [stdout]     |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fin` is never read
[INFO] [stdout]    --> src/command_fsm.rs:841:50
[INFO] [stdout]     |
[INFO] [stdout] 841 |     let mut fin: Option<oneshot::Sender<bool>> = None;
[INFO] [stdout]     |                                                  ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 873 |                     fin = Some(respond_to);
[INFO] [stdout]     |                     --- `fin` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filter`
[INFO] [stdout]    --> src/async_bus/async_node_registry.rs:539:9
[INFO] [stdout]     |
[INFO] [stdout] 539 |         filter: Box<dyn SubscriptionFilter<R> + Send + Sync>,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/object_dictionary.rs:900:47
[INFO] [stdout]     |
[INFO] [stdout] 900 |             MechObjectDictionaryValue::Single(value) => {
[INFO] [stdout]     |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fin` is never read
[INFO] [stdout]    --> src/command_fsm.rs:841:50
[INFO] [stdout]     |
[INFO] [stdout] 841 |     let mut fin: Option<oneshot::Sender<bool>> = None;
[INFO] [stdout]     |                                                  ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 873 |                     fin = Some(respond_to);
[INFO] [stdout]     |                     --- `fin` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filter`
[INFO] [stdout]    --> src/async_bus/async_node_registry.rs:539:9
[INFO] [stdout]     |
[INFO] [stdout] 539 |         filter: Box<dyn SubscriptionFilter<R> + Send + Sync>,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ProcessRoute` is never constructed
[INFO] [stdout]    --> src/actor.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 131 | enum ActorMessage {
[INFO] [stdout]     |      ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 137 |     ProcessRoute {
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `RequestNodeChannel` and `Shutdown` are never constructed
[INFO] [stdout]   --> src/async_bus/async_node_registry.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | enum AsyncNodeRegistryControlMessage<S, R> {
[INFO] [stdout]    |      ------------------------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 61 |     RequestNodeChannel {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     Shutdown,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ProcessRoute` is never constructed
[INFO] [stdout]    --> src/actor.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 131 | enum ActorMessage {
[INFO] [stdout]     |      ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 137 |     ProcessRoute {
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `RequestNodeChannel` and `Shutdown` are never constructed
[INFO] [stdout]   --> src/async_bus/async_node_registry.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | enum AsyncNodeRegistryControlMessage<S, R> {
[INFO] [stdout]    |      ------------------------------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 61 |     RequestNodeChannel {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     Shutdown,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::json`
[INFO] [stdout]   --> tests/mech_fsm_tuple_test.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use serde_json::json;
[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: `status`
[INFO] [stdout]   --> src/bin/command_playground.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 |     async fn on_startup(&mut self, status: &mut MechFsmStatusTuple) -> Result<(), anyhow::Error> {
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_status`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::Duration`
[INFO] [stdout]   --> tests/async_bus_channel_test.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SubscriptionInformation` is never constructed
[INFO] [stdout]   --> src/bin/ibus_playground.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | struct SubscriptionInformation {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SubscriptionInformation` is never constructed
[INFO] [stdout]   --> src/bin/ibus_playground.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | struct SubscriptionInformation {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/async_bus_channel_test.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (mut chan1, mut chan2) = async_pipeline::<String, String>(32);
[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 variable: `status`
[INFO] [stdout]   --> src/bin/command_playground.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 |     async fn on_startup(&mut self, status: &mut MechFsmStatusTuple) -> Result<(), anyhow::Error> {
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_status`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "268f7c055117f962e645fd2edae2e8b4da50f151b19ca09bc1d393e747ee85b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "268f7c055117f962e645fd2edae2e8b4da50f151b19ca09bc1d393e747ee85b5", kill_on_drop: false }`
[INFO] [stdout] 268f7c055117f962e645fd2edae2e8b4da50f151b19ca09bc1d393e747ee85b5
