[INFO] fetching crate for-mqtt-client 0.3.6...
[INFO] testing for-mqtt-client-0.3.6 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate for-mqtt-client 0.3.6 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate for-mqtt-client 0.3.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate for-mqtt-client 0.3.6
[INFO] tweaked toml for crates.io crate for-mqtt-client 0.3.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate for-mqtt-client 0.3.6 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate for-mqtt-client 0.3.6 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded notify-debouncer-mini v0.2.1
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[INFO] [stderr]   Downloaded for-event-bus-derive v0.1.3
[INFO] [stderr]   Downloaded flexi_logger v0.24.2
[INFO] [stderr]   Downloaded openssl v0.10.63
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[INFO] [stdout] 05ccb202b0eef7d2f6ccd336e307242dcb93ff44a8bbdc167a2eb984d0f98bae
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[INFO] [stdout] 05ccb202b0eef7d2f6ccd336e307242dcb93ff44a8bbdc167a2eb984d0f98bae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e280dda326be414f7bb17270ffbef702be7f29d9a34a2989aeb6a8f61bfc119
[INFO] running `Command { std: "docker" "start" "-a" "6e280dda326be414f7bb17270ffbef702be7f29d9a34a2989aeb6a8f61bfc119", kill_on_drop: false }`
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[INFO] [stderr]    Compiling url v2.5.0
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[INFO] [stderr]    Compiling chrono v0.4.33
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[INFO] [stderr]    Compiling for_event_bus v0.1.6
[INFO] [stderr]    Compiling for-mqtt-client v0.3.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Filter` is never constructed
[INFO] [stdout]   --> src/protocol/packet/subscribe.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct Filter {
[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 `SubscribeOptions` is never constructed
[INFO] [stdout]   --> src/protocol/packet/subscribe.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct SubscribeOptions(u8);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Filter` is never constructed
[INFO] [stdout]   --> src/protocol/packet/unsubscribe.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub struct Filter {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tasks/task_hub/data.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |     NetworkErr(String),
[INFO] [stdout]    |     ---------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ToDisconnectReason` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 87 -     NetworkErr(String),
[INFO] [stdout] 87 +     NetworkErr(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PublishMsg` is never used
[INFO] [stdout]  --> src/tasks/task_publish/data.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum PublishMsg {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SubscribeMsg` is never used
[INFO] [stdout]  --> src/tasks/task_subscribe/data.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum SubscribeMsg {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.28s
[INFO] running `Command { std: "docker" "inspect" "6e280dda326be414f7bb17270ffbef702be7f29d9a34a2989aeb6a8f61bfc119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e280dda326be414f7bb17270ffbef702be7f29d9a34a2989aeb6a8f61bfc119", kill_on_drop: false }`
[INFO] [stdout] 6e280dda326be414f7bb17270ffbef702be7f29d9a34a2989aeb6a8f61bfc119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 256a1a4cf5dbc59c5334bd2ef5817819db64c7c80920e8d60900027dae2f94b3
[INFO] running `Command { std: "docker" "start" "-a" "256a1a4cf5dbc59c5334bd2ef5817819db64c7c80920e8d60900027dae2f94b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling inotify-sys v0.1.5
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[INFO] [stderr]    Compiling filetime v0.2.23
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[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
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[INFO] [stderr]    Compiling inotify v0.9.6
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.11
[INFO] [stderr]    Compiling ringbuf v0.3.3
[INFO] [stderr]    Compiling notify v5.2.0
[INFO] [stderr]    Compiling notify-debouncer-mini v0.2.1
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling flexi_logger v0.24.2
[INFO] [stderr]    Compiling custom-utils v0.10.15
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tokio-rustls v0.23.4
[INFO] [stderr]    Compiling for_event_bus v0.1.6
[INFO] [stderr]    Compiling for-mqtt-client v0.3.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Filter` is never constructed
[INFO] [stdout]   --> src/protocol/packet/subscribe.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct Filter {
[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 `SubscribeOptions` is never constructed
[INFO] [stdout]   --> src/protocol/packet/subscribe.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct SubscribeOptions(u8);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Filter` is never constructed
[INFO] [stdout]   --> src/protocol/packet/unsubscribe.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub struct Filter {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tasks/task_hub/data.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |     NetworkErr(String),
[INFO] [stdout]    |     ---------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ToDisconnectReason` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 87 -     NetworkErr(String),
[INFO] [stdout] 87 +     NetworkErr(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PublishMsg` is never used
[INFO] [stdout]  --> src/tasks/task_publish/data.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum PublishMsg {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SubscribeMsg` is never used
[INFO] [stdout]  --> src/tasks/task_subscribe/data.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum SubscribeMsg {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Filter` is never constructed
[INFO] [stdout]   --> src/protocol/packet/subscribe.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct Filter {
[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 `SubscribeOptions` is never constructed
[INFO] [stdout]   --> src/protocol/packet/subscribe.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct SubscribeOptions(u8);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Filter` is never constructed
[INFO] [stdout]   --> src/protocol/packet/unsubscribe.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub struct Filter {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tasks/task_hub/data.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |     NetworkErr(String),
[INFO] [stdout]    |     ---------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ToDisconnectReason` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 87 -     NetworkErr(String),
[INFO] [stdout] 87 +     NetworkErr(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PublishMsg` is never used
[INFO] [stdout]  --> src/tasks/task_publish/data.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum PublishMsg {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SubscribeMsg` is never used
[INFO] [stdout]  --> src/tasks/task_subscribe/data.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum SubscribeMsg {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]  --> examples/v3_rustls.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{io::Read, 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: unused return value of `custom_utils::util_logger::builder::LoggerBuilder3::start` that must be used
[INFO] [stdout]   --> examples/v3_rustls_insecurity.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     custom_utils::logger::custom_build(Debug)
[INFO] [stdout] 12 | |         .build_default()
[INFO] [stdout] 13 | |         .log_to_stdout()
[INFO] [stdout] 14 | |         .start();
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[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] 11 |     let _ = custom_utils::logger::custom_build(Debug)
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `custom_utils::util_logger::builder::LoggerBuilder3::start` that must be used
[INFO] [stdout]   --> examples/v3_rustls.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     custom_utils::logger::custom_build(Debug)
[INFO] [stdout] 12 | |         // .module("for_mqtt_client::tasks::task_network", Debug)
[INFO] [stdout] 13 | |         // .module("for_mqtt_client::tasks::task_publish", Debug)
[INFO] [stdout] 14 | |         .build_default()
[INFO] [stdout] 15 | |         .log_to_stdout()
[INFO] [stdout] 16 | |         .start();
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[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] 11 |     let _ = custom_utils::logger::custom_build(Debug)
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `custom_utils::util_logger::builder::LoggerBuilder3::start` that must be used
[INFO] [stdout]   --> examples/v5_client.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | /     custom_utils::logger::custom_build(Debug)
[INFO] [stdout] 10 | |         // .module("for_mqtt_client::tasks::task_network", Debug)
[INFO] [stdout] 11 | |         // .module("for_mqtt_client::tasks::task_publish", Debug)
[INFO] [stdout] 12 | |         .build_default()
[INFO] [stdout] 13 | |         .log_to_stdout()
[INFO] [stdout] 14 | |         .start();
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[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]  9 |     let _ = custom_utils::logger::custom_build(Debug)
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 29.76s
[INFO] running `Command { std: "docker" "inspect" "256a1a4cf5dbc59c5334bd2ef5817819db64c7c80920e8d60900027dae2f94b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256a1a4cf5dbc59c5334bd2ef5817819db64c7c80920e8d60900027dae2f94b3", kill_on_drop: false }`
[INFO] [stdout] 256a1a4cf5dbc59c5334bd2ef5817819db64c7c80920e8d60900027dae2f94b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 04ff103242ed765914baa59c024b9f663067bb56e65a7dc2935d11c1b7b43e98
[INFO] running `Command { std: "docker" "start" "-a" "04ff103242ed765914baa59c024b9f663067bb56e65a7dc2935d11c1b7b43e98", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Filter` is never constructed
[INFO] [stderr]   --> src/protocol/packet/subscribe.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub struct Filter {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SubscribeOptions` is never constructed
[INFO] [stderr]   --> src/protocol/packet/subscribe.rs:84:12
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub struct SubscribeOptions(u8);
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Filter` is never constructed
[INFO] [stderr]   --> src/protocol/packet/unsubscribe.rs:80:12
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub struct Filter {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/tasks/task_hub/data.rs:87:16
[INFO] [stderr]    |
[INFO] [stderr] 87 |     NetworkErr(String),
[INFO] [stderr]    |     ---------- ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ToDisconnectReason` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 87 -     NetworkErr(String),
[INFO] [stderr] 87 +     NetworkErr(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: enum `PublishMsg` is never used
[INFO] [stderr]  --> src/tasks/task_publish/data.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum PublishMsg {
[INFO] [stderr]   |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `SubscribeMsg` is never used
[INFO] [stderr]  --> src/tasks/task_subscribe/data.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum SubscribeMsg {
[INFO] [stderr]   |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `for-mqtt-client` (lib) generated 6 warnings
[INFO] [stderr] warning: unused return value of `custom_utils::util_logger::builder::LoggerBuilder3::start` that must be used
[INFO] [stderr]   --> examples/v3_rustls_insecurity.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | /     custom_utils::logger::custom_build(Debug)
[INFO] [stderr] 12 | |         .build_default()
[INFO] [stderr] 13 | |         .log_to_stdout()
[INFO] [stderr] 14 | |         .start();
[INFO] [stderr]    | |________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let _ = custom_utils::logger::custom_build(Debug)
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `io::Read`
[INFO] [stderr]  --> examples/v3_rustls.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{io::Read, time::Duration};
[INFO] [stderr]   |           ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `custom_utils::util_logger::builder::LoggerBuilder3::start` that must be used
[INFO] [stderr]   --> examples/v3_rustls.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | /     custom_utils::logger::custom_build(Debug)
[INFO] [stderr] 12 | |         // .module("for_mqtt_client::tasks::task_network", Debug)
[INFO] [stderr] 13 | |         // .module("for_mqtt_client::tasks::task_publish", Debug)
[INFO] [stderr] 14 | |         .build_default()
[INFO] [stderr] 15 | |         .log_to_stdout()
[INFO] [stderr] 16 | |         .start();
[INFO] [stderr]    | |________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let _ = custom_utils::logger::custom_build(Debug)
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `custom_utils::util_logger::builder::LoggerBuilder3::start` that must be used
[INFO] [stderr]   --> examples/v5_client.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | /     custom_utils::logger::custom_build(Debug)
[INFO] [stderr] 10 | |         // .module("for_mqtt_client::tasks::task_network", Debug)
[INFO] [stderr] 11 | |         // .module("for_mqtt_client::tasks::task_publish", Debug)
[INFO] [stderr] 12 | |         .build_default()
[INFO] [stderr] 13 | |         .log_to_stdout()
[INFO] [stderr] 14 | |         .start();
[INFO] [stderr]    | |________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr]  9 |     let _ = custom_utils::logger::custom_build(Debug)
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `for-mqtt-client` (example "v3_rustls_insecurity") generated 1 warning
[INFO] [stderr] warning: `for-mqtt-client` (example "v3_rustls") generated 2 warnings (run `cargo fix --example "v3_rustls" -p for-mqtt-client` to apply 1 suggestion)
[INFO] [stderr] warning: `for-mqtt-client` (example "v5_client") generated 1 warning
[INFO] [stderr] warning: `for-mqtt-client` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/for_mqtt_client-1bab0027733f0d8e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests for_mqtt_client
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "04ff103242ed765914baa59c024b9f663067bb56e65a7dc2935d11c1b7b43e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ff103242ed765914baa59c024b9f663067bb56e65a7dc2935d11c1b7b43e98", kill_on_drop: false }`
[INFO] [stdout] 04ff103242ed765914baa59c024b9f663067bb56e65a7dc2935d11c1b7b43e98
