[INFO] cloning repository https://github.com/SnitzelKlaus/mqtt-broker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SnitzelKlaus/mqtt-broker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnitzelKlaus%2Fmqtt-broker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnitzelKlaus%2Fmqtt-broker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1187e43c8ea6fbec68385957d94501a8430a50dc
[INFO] building SnitzelKlaus/mqtt-broker against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnitzelKlaus%2Fmqtt-broker" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SnitzelKlaus/mqtt-broker on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SnitzelKlaus/mqtt-broker
[INFO] finished tweaking git repo https://github.com/SnitzelKlaus/mqtt-broker
[INFO] tweaked toml for git repo https://github.com/SnitzelKlaus/mqtt-broker written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SnitzelKlaus/mqtt-broker 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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_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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e16afab60e082f9c0a19153bfb51d534e5757ba5813c000dd35eec1c3164bc7
[INFO] running `Command { std: "docker" "start" "-a" "2e16afab60e082f9c0a19153bfb51d534e5757ba5813c000dd35eec1c3164bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e16afab60e082f9c0a19153bfb51d534e5757ba5813c000dd35eec1c3164bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e16afab60e082f9c0a19153bfb51d534e5757ba5813c000dd35eec1c3164bc7", kill_on_drop: false }`
[INFO] [stdout] 2e16afab60e082f9c0a19153bfb51d534e5757ba5813c000dd35eec1c3164bc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 917bfde7f988b8e3bc499e7921e5147dfae22cfaf7c00fbaecc7b71e63124d6a
[INFO] running `Command { std: "docker" "start" "-a" "917bfde7f988b8e3bc499e7921e5147dfae22cfaf7c00fbaecc7b71e63124d6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling time v0.3.34
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling mqtt_broker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/mqtt/broker_state.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/mqtt/create_client.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     ;
[INFO] [stdout]     |     ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PrimitiveDateTime`
[INFO] [stdout]  --> src/mqtt/state_thread.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use time::{OffsetDateTime, PrimitiveDateTime};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_index_in_buffer` is never read
[INFO] [stdout]   --> src/mqtt/create_client.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     current_index_in_buffer = new_index;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/mqtt/state_thread.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 let now = OffsetDateTime::now_utc();
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_password` is never used
[INFO] [stdout]    --> src/mqtt/create_client.rs:160:4
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn extract_password(buffer: &[u8], password_flag: bool, current_index_in_buffer: usize) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_username` is never used
[INFO] [stdout]    --> src/mqtt/create_client.rs:175:4
[INFO] [stdout]     |
[INFO] [stdout] 175 | fn extract_username(buffer: &[u8], username_flag: bool, mut current_index_in_buffer: usize) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "917bfde7f988b8e3bc499e7921e5147dfae22cfaf7c00fbaecc7b71e63124d6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "917bfde7f988b8e3bc499e7921e5147dfae22cfaf7c00fbaecc7b71e63124d6a", kill_on_drop: false }`
[INFO] [stdout] 917bfde7f988b8e3bc499e7921e5147dfae22cfaf7c00fbaecc7b71e63124d6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9edc6b188aab9feb5892b2828c592f3f650cab96da2b6322973605bb1d2b9c19
[INFO] running `Command { std: "docker" "start" "-a" "9edc6b188aab9feb5892b2828c592f3f650cab96da2b6322973605bb1d2b9c19", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/mqtt/broker_state.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/mqtt/create_client.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     ;
[INFO] [stdout]     |     ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PrimitiveDateTime`
[INFO] [stdout]  --> src/mqtt/state_thread.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use time::{OffsetDateTime, PrimitiveDateTime};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_index_in_buffer` is never read
[INFO] [stdout]   --> src/mqtt/create_client.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     current_index_in_buffer = new_index;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/mqtt/state_thread.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 let now = OffsetDateTime::now_utc();
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_password` is never used
[INFO] [stdout]    --> src/mqtt/create_client.rs:160:4
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn extract_password(buffer: &[u8], password_flag: bool, current_index_in_buffer: usize) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_username` is never used
[INFO] [stdout]    --> src/mqtt/create_client.rs:175:4
[INFO] [stdout]     |
[INFO] [stdout] 175 | fn extract_username(buffer: &[u8], username_flag: bool, mut current_index_in_buffer: usize) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mqtt_broker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:79:7
[INFO] [stdout]    |
[INFO] [stdout] 79 |     if(qos > 0){
[INFO] [stdout]    |       ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -     if(qos > 0){
[INFO] [stdout] 79 +     if qos > 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:79:7
[INFO] [stdout]    |
[INFO] [stdout] 79 |     if(qos > 0){
[INFO] [stdout]    |       ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -     if(qos > 0){
[INFO] [stdout] 79 +     if qos > 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:79:7
[INFO] [stdout]    |
[INFO] [stdout] 79 |     if(qos > 0){
[INFO] [stdout]    |       ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -     if(qos > 0){
[INFO] [stdout] 79 +     if qos > 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]  --> tests/keep_alive_tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> tests/keep_alive_tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `common::test_utils::connect_to_broker`
[INFO] [stdout]  --> tests/keep_alive_tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use common::test_utils::connect_to_broker;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `connack_vec` and `connect_vec`
[INFO] [stdout]  --> tests/keep_alive_tests.rs:7:42
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::common::mqtt_commands_utils::{connack_vec, connect_vec,};
[INFO] [stdout]   |                                          ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:79:7
[INFO] [stdout]    |
[INFO] [stdout] 79 |     if(qos > 0){
[INFO] [stdout]    |       ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -     if(qos > 0){
[INFO] [stdout] 79 +     if qos > 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::test_utils::start_test_broker`
[INFO] [stdout]  --> tests/keep_alive_tests.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::common::test_utils::start_test_broker;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::test_client::TestClient`
[INFO] [stdout]  --> tests/keep_alive_tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::common::test_client::TestClient;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `connack_vec` and `connect_vec`
[INFO] [stdout]  --> tests/subscribe_tests.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::common::mqtt_commands_utils::{connack_vec, connect_vec, suback_vec, subscribe_vec};
[INFO] [stdout]   |                                          ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:79:7
[INFO] [stdout]    |
[INFO] [stdout] 79 |     if(qos > 0){
[INFO] [stdout]    |       ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -     if(qos > 0){
[INFO] [stdout] 79 +     if qos > 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]  --> tests/publish_tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> tests/publish_tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/mqtt/broker_state.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/mqtt/create_client.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     ;
[INFO] [stdout]     |     ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PrimitiveDateTime`
[INFO] [stdout]  --> src/mqtt/state_thread.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use time::{OffsetDateTime, PrimitiveDateTime};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestClient` is never constructed
[INFO] [stdout]  --> tests/common/test_client.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct TestClient {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `connect`, `send_message`, `read_response`, and `close` are never used
[INFO] [stdout]   --> tests/common/test_client.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl TestClient {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 10 |     pub fn connect(addr: &str) -> std::io::Result<TestClient> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn send_message(&mut self, message: &[u8]) -> std::io::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn read_response(&mut self) -> std::io::Result<Vec<u8>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn close(&mut self) -> std::io::Result<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `INIT` is never used
[INFO] [stdout]   --> tests/common/test_utils.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | static INIT: Once = Once::new();
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_test_broker` is never used
[INFO] [stdout]   --> tests/common/test_utils.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn start_test_broker() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_to_broker` is never used
[INFO] [stdout]   --> tests/common/test_utils.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn connect_to_broker(mut client: TestClient, client_identifier: String, keep_alive: u16) -> TestClient{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subscribe_to_topics` is never used
[INFO] [stdout]   --> tests/common/test_utils.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn subscribe_to_topics(mut client: TestClient, package_identifier: u16, topics: Vec<String>, topic_qoses: Vec<u8>) -> TestClient{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_vec` is never used
[INFO] [stdout]  --> tests/common/mqtt_commands_utils.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn connect_vec(connect_falgs_byte: u8, keep_alive: u16, client_identifier: String,) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connack_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn connack_vec() -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_u16_to_two_u8s_be` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn convert_u16_to_two_u8s_be(integer: u16) -> [u8; 2] {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subscribe_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn subscribe_vec(topic_names: Vec<String>, requested_qos: Vec<u8>, packet_identifier: u16) -> Vec<u8>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `suback_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn suback_vec(topic_results: Vec<u8>, packet_identifier: u16) -> Vec<u8>{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `publish_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn publish_vec(topic_name: String, qos: u8, message: String, packet_identifier: u16) -> Vec<u8>{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_to_broker` is never used
[INFO] [stdout]   --> tests/common/test_utils.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn connect_to_broker(mut client: TestClient, client_identifier: String, keep_alive: u16) -> TestClient{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subscribe_to_topics` is never used
[INFO] [stdout]   --> tests/common/test_utils.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn subscribe_to_topics(mut client: TestClient, package_identifier: u16, topics: Vec<String>, topic_qoses: Vec<u8>) -> TestClient{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_vec` is never used
[INFO] [stdout]  --> tests/common/mqtt_commands_utils.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn connect_vec(connect_falgs_byte: u8, keep_alive: u16, client_identifier: String,) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connack_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn connack_vec() -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_u16_to_two_u8s_be` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn convert_u16_to_two_u8s_be(integer: u16) -> [u8; 2] {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subscribe_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn subscribe_vec(topic_names: Vec<String>, requested_qos: Vec<u8>, packet_identifier: u16) -> Vec<u8>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `suback_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn suback_vec(topic_results: Vec<u8>, packet_identifier: u16) -> Vec<u8>{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `publish_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn publish_vec(topic_name: String, qos: u8, message: String, packet_identifier: u16) -> Vec<u8>{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_to_broker` is never used
[INFO] [stdout]   --> tests/common/test_utils.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn connect_to_broker(mut client: TestClient, client_identifier: String, keep_alive: u16) -> TestClient{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subscribe_to_topics` is never used
[INFO] [stdout]   --> tests/common/test_utils.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn subscribe_to_topics(mut client: TestClient, package_identifier: u16, topics: Vec<String>, topic_qoses: Vec<u8>) -> TestClient{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subscribe_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn subscribe_vec(topic_names: Vec<String>, requested_qos: Vec<u8>, packet_identifier: u16) -> Vec<u8>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `suback_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn suback_vec(topic_results: Vec<u8>, packet_identifier: u16) -> Vec<u8>{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `publish_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn publish_vec(topic_name: String, qos: u8, message: String, packet_identifier: u16) -> Vec<u8>{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subscribe_to_topics` is never used
[INFO] [stdout]   --> tests/common/test_utils.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn subscribe_to_topics(mut client: TestClient, package_identifier: u16, topics: Vec<String>, topic_qoses: Vec<u8>) -> TestClient{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `publish_vec` is never used
[INFO] [stdout]   --> tests/common/mqtt_commands_utils.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn publish_vec(topic_name: String, qos: u8, message: String, packet_identifier: u16) -> Vec<u8>{
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_index_in_buffer` is never read
[INFO] [stdout]   --> src/mqtt/create_client.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     current_index_in_buffer = new_index;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/mqtt/state_thread.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 let now = OffsetDateTime::now_utc();
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_password` is never used
[INFO] [stdout]    --> src/mqtt/create_client.rs:160:4
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn extract_password(buffer: &[u8], password_flag: bool, current_index_in_buffer: usize) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_username` is never used
[INFO] [stdout]    --> src/mqtt/create_client.rs:175:4
[INFO] [stdout]     |
[INFO] [stdout] 175 | fn extract_username(buffer: &[u8], username_flag: bool, mut current_index_in_buffer: usize) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "9edc6b188aab9feb5892b2828c592f3f650cab96da2b6322973605bb1d2b9c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edc6b188aab9feb5892b2828c592f3f650cab96da2b6322973605bb1d2b9c19", kill_on_drop: false }`
[INFO] [stdout] 9edc6b188aab9feb5892b2828c592f3f650cab96da2b6322973605bb1d2b9c19