[INFO] cloning repository https://github.com/mc738/rustik
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mc738/rustik" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmc738%2Frustik", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmc738%2Frustik'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19538e3190f3feafb24b6afbc387225ff936fa09
[INFO] documenting mc738/rustik against 1.75.0 for beta-1.76-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmc738%2Frustik" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mc738/rustik on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mc738/rustik
[INFO] finished tweaking git repo https://github.com/mc738/rustik
[INFO] tweaked toml for git repo https://github.com/mc738/rustik written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mc738/rustik 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.1.15
[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_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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f613956c6c77cb4623bda1f4344e4436d4e00b3a2405d05eddc9cf096ee04a8
[INFO] running `Command { std: "docker" "start" "-a" "1f613956c6c77cb4623bda1f4344e4436d4e00b3a2405d05eddc9cf096ee04a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f613956c6c77cb4623bda1f4344e4436d4e00b3a2405d05eddc9cf096ee04a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f613956c6c77cb4623bda1f4344e4436d4e00b3a2405d05eddc9cf096ee04a8", kill_on_drop: false }`
[INFO] [stdout] 1f613956c6c77cb4623bda1f4344e4436d4e00b3a2405d05eddc9cf096ee04a8
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f3466868495e00e0249b0613e6897cba7996b5976793667b2c8b5bf968cf23d
[INFO] running `Command { std: "docker" "start" "-a" "4f3466868495e00e0249b0613e6897cba7996b5976793667b2c8b5bf968cf23d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]  Documenting rustik v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rustik v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::slice::from_mut`
[INFO] [stdout]  --> src/messaging.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::slice::from_mut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::id`
[INFO] [stdout]  --> src/messaging.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::process::id;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `log`
[INFO] [stdout]   --> src/listener.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let (log, logger) = Log::create();
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_log`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/listener.rs:30:25
[INFO] [stdout]    |
[INFO] [stdout] 30 |                     Err(e) => Err("Could not bind listener"),
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/listener.rs:79:25
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     Err(e) => {}
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/listener.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |             Err(e) => {}
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/listener.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn handle_request(mut stream: &TcpStream, settings: &RequestSettings) -> Result<MessageResult, &'static str> {
[INFO] [stdout]     |                       ----^^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]    --> src/listener.rs:148:21
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn handle_frame(frame: &Frame) -> Result<(), &'static str> {
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `location`
[INFO] [stdout]    --> src/listener.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let location = "/home/max/Data/rustik_test";
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_location`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/node.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |             Err(e) => {}
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/messaging.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |         for i in 0..padding {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/messaging.rs:355:40
[INFO] [stdout]     |
[INFO] [stdout] 355 |                 FrameResultType::Error(e) => {
[INFO] [stdout]     |                                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/lib.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |         Ok(stream) => {
[INFO] [stdout]    |            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `log`
[INFO] [stdout]   --> src/lib.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let (log, logger) = Log::create();
[INFO] [stdout]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_log`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 Err(e) => {}
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |         Err(e) => {}
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     for i in 0..settings.frame_count {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:153:19
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn handle_request(mut stream: &TcpStream, settings: &RequestSettings) -> Result<MessageResult, &'static str> {
[INFO] [stdout]     |                   ----^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]    --> src/lib.rs:182:17
[INFO] [stdout]     |
[INFO] [stdout] 182 | fn handle_frame(frame: &Frame) -> Result<(), &'static str> {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `location`
[INFO] [stdout]    --> src/lib.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |     let location = "/home/max/Data/rustik_test";
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_location`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cor_id`
[INFO] [stdout]    --> src/lib.rs:186:16
[INFO] [stdout]     |
[INFO] [stdout] 186 | fn handle_data(cor_id: CorrelationId, data: Vec<u8>) {
[INFO] [stdout]     |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cor_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/lib.rs:186:39
[INFO] [stdout]     |
[INFO] [stdout] 186 | fn handle_data(cor_id: CorrelationId, data: Vec<u8>) {
[INFO] [stdout]     |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `handler` is never read
[INFO] [stdout]  --> src/logging.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Log {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 9 |     handler: JoinHandle<()>
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `item_type` is never read
[INFO] [stdout]   --> src/logging.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct LogItem {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     item_type: LogItemType
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `workers` is never read
[INFO] [stdout]  --> src/threads.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ThreadPool {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 8 |     workers: Vec<Worker>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `thread` are never read
[INFO] [stdout]   --> src/threads.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct Worker {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 52 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 53 |     thread: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `log` is never read
[INFO] [stdout]   --> src/node.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Node {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     log: Log,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `check_sum` is never read
[INFO] [stdout]   --> src/messaging.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Message {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 9  |     pub correlation_id: CorrelationId,
[INFO] [stdout] 10 |     check_sum: [u8; 16],
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `correlation_id` and `frame_number` are never read
[INFO] [stdout]   --> src/messaging.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct FrameResponseHeader {
[INFO] [stdout]    |            ------------------- fields in this struct
[INFO] [stdout] 39 |     correlation_id: CorrelationId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     frame_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     logger.send(LogItem::debug(String::from("Listener"), format!("Request: : {}", String::from_utf8_lossy(&buffer[..]))));
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let _ = logger.send(LogItem::debug(String::from("Listener"), format!("Request: : {}", String::from_utf8_lossy(&buffer[..]))));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     logger.send(LogItem::info(String::from("connection_handler"), message));
[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] 119 |                     let _ = logger.send(LogItem::info(String::from("connection_handler"), message));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 177 |     stream.read(&mut buffer);
[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] 177 |     let _ = stream.read(&mut buffer);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/common.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         write!(s, "{:02x}", byte);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/threads.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 logger.send(LogItem::error(String::from("thread_pool"), String::from("Invalid pool size, initialization cancelled.")));
[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] 20 |                 let _ = logger.send(LogItem::error(String::from("thread_pool"), String::from("Invalid pool size, initialization cancelled.")));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/threads.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 | ...   logger.send(LogItem::debug(String::from("thread_pool"), String::from("Check thread pool size is greater than 0 and `std::usize::MAX`")...
[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] 21 |                 let _ = logger.send(LogItem::debug(String::from("thread_pool"), String::from("Check thread pool size is greater than 0 and `std::usize::MAX`")));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/threads.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             logger.send(LogItem::info(format!("thread_{}", id), String::from("Job received")));
[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] 65 |             let _ = logger.send(LogItem::info(format!("thread_{}", id), String::from("Job received")));
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ipAddress` should have a snake case name
[INFO] [stdout]   --> src/listener.rs:19:16
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(ipAddress: &str, thread_pool_size: usize, logger: Logger) -> Result<Listener, &'static str> {
[INFO] [stdout]    |                ^^^^^^^^^ help: convert the identifier to snake case: `ip_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/listener.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |         logger.send(LogItem::debug(String::from("Listener"), format!("Request: : {}", String::from_utf8_lossy(&buffer[..]))));
[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] 54 |         let _ = logger.send(LogItem::debug(String::from("Listener"), format!("Request: : {}", String::from_utf8_lossy(&buffer[..]))));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/listener.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...   logger.send(LogItem::success(String::from("Listener"), format!("Message received, correlation id: '{}'", settings.correlation_id.to_string())...
[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] 63 |                 let _ = logger.send(LogItem::success(String::from("Listener"), format!("Message received, correlation id: '{}'", settings.correlation_id.to_string())));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/listener.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |                         logger.send(LogItem::info(String::from("connection_handler"), message));
[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] 77 |                         let _ = logger.send(LogItem::info(String::from("connection_handler"), message));
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/listener.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |         stream.read(&mut buffer);
[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] 143 |         let _ = stream.read(&mut buffer);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ipAddress` should have a snake case name
[INFO] [stdout]   --> src/node.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn init(ipAddress: &'static str) -> Result<Node, &'static str> {
[INFO] [stdout]    |                 ^^^^^^^^^ help: convert the identifier to snake case: `ip_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         logger.send(LogItem::info(name.clone(), String::from("Node initialization started")));
[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] 24 |         let _ = logger.send(LogItem::info(name.clone(), String::from("Node initialization started")));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         logger.send(LogItem::success(name.clone(), String::from("Logger started")));
[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] 27 |         let _ = logger.send(LogItem::success(name.clone(), String::from("Logger started")));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 logger.send(LogItem::success(name.clone(), format!("Listener successfully created. Bound to '{}'", ipAddress)));
[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] 33 |                 let _ = logger.send(LogItem::success(name.clone(), format!("Listener successfully created. Bound to '{}'", ipAddress)));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 logger.send(LogItem::success(name.clone(), String::from("Node initialization successful")));
[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] 34 |                 let _ = logger.send(LogItem::success(name.clone(), String::from("Node initialization successful")));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 logger.send(LogItem::error(name.clone(), format!("Listener failed to start, error: '{}'", e)));
[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] 43 |                 let _ = logger.send(LogItem::error(name.clone(), format!("Listener failed to start, error: '{}'", e)));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         self.logger.send(LogItem::info(format!("node_{}", self.id.to_string()), String::from("Listener started")));
[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] 50 |         let _ = self.logger.send(LogItem::info(format!("node_{}", self.id.to_string()), String::from("Listener started")));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...   self.logger.send(LogItem::info(format!("node_{}", self.id.to_string()), format!("Message created, correlation id: '{}'", message.correlation_id.to_string())...
[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] 65 |                 let _ = self.logger.send(LogItem::info(format!("node_{}", self.id.to_string()), format!("Message created, correlation id: '{}'", message.correlation_id.to_string())));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 self.logger.send(LogItem::info(format!("node_{}", self.id.to_string()), format!("Sending handshake")));
[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] 66 |                 let _ = self.logger.send(LogItem::info(format!("node_{}", self.id.to_string()), format!("Sending handshake")));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 stream.write(&handshake.to_bytes());
[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] 68 |                 let _ = stream.write(&handshake.to_bytes());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 stream.read(&mut buffer);
[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] 74 |                 let _ = stream.read(&mut buffer);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...   self.logger.send(LogItem::info(format!("node_{}", self.id.to_string()), format!("Handshake response received, correlation id: '{}'", handshake_response.correlation_id.to_string())...
[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] 78 |                 let _ = self.logger.send(LogItem::info(format!("node_{}", self.id.to_string()), format!("Handshake response received, correlation id: '{}'", handshake_response.correlation_id.to_string())));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:86:21
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...   self.logger.send(LogItem::info(format!("node_{}", self.id.to_string()), format!("Message: {} - sending frame {} of {}", message.correlation_id.to_string(), frame.header.frame_number, total)...
[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] 86 |                     let _ = self.logger.send(LogItem::info(format!("node_{}", self.id.to_string()), format!("Message: {} - sending frame {} of {}", message.correlation_id.to_string(), frame.header.frame_number, total)));
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/node.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |                     stream.write(&frame.to_bytes());
[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] 88 |                     let _ = stream.write(&frame.to_bytes());
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 55 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.47s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/rustik/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/main/index.html
[INFO] running `Command { std: "docker" "inspect" "4f3466868495e00e0249b0613e6897cba7996b5976793667b2c8b5bf968cf23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f3466868495e00e0249b0613e6897cba7996b5976793667b2c8b5bf968cf23d", kill_on_drop: false }`
[INFO] [stdout] 4f3466868495e00e0249b0613e6897cba7996b5976793667b2c8b5bf968cf23d
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45c915c98a51d2c46a20789dd4d47c7ab92d12379a40fdf57d8f3619f71b7322
[INFO] running `Command { std: "docker" "start" "-a" "45c915c98a51d2c46a20789dd4d47c7ab92d12379a40fdf57d8f3619f71b7322", kill_on_drop: false }`
[INFO] [stderr]  Documenting rustik v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/rustik/index.html
[INFO] running `Command { std: "docker" "inspect" "45c915c98a51d2c46a20789dd4d47c7ab92d12379a40fdf57d8f3619f71b7322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45c915c98a51d2c46a20789dd4d47c7ab92d12379a40fdf57d8f3619f71b7322", kill_on_drop: false }`
[INFO] [stdout] 45c915c98a51d2c46a20789dd4d47c7ab92d12379a40fdf57d8f3619f71b7322
