[INFO] cloning repository https://github.com/jonkgrimes/yairc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonkgrimes/yairc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonkgrimes%2Fyairc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonkgrimes%2Fyairc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 479c35aa27054f61724f4e6deb1e79840ea4a3a2 [INFO] checking jonkgrimes/yairc against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonkgrimes%2Fyairc" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jonkgrimes/yairc on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jonkgrimes/yairc [INFO] finished tweaking git repo https://github.com/jonkgrimes/yairc [INFO] tweaked toml for git repo https://github.com/jonkgrimes/yairc written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jonkgrimes/yairc 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_syscall v0.2.5 [INFO] [stderr] Downloaded serde_derive v1.0.130 [INFO] [stderr] Downloaded radium v0.5.3 [INFO] [stderr] Downloaded redox_termios v0.1.2 [INFO] [stderr] Downloaded serde v1.0.130 [INFO] [stderr] Downloaded termion v1.5.6 [INFO] [stderr] Downloaded proc-macro2 v1.0.29 [INFO] [stderr] Downloaded serde_yaml v0.8.21 [INFO] [stderr] Downloaded numtoa v0.1.0 [INFO] [stderr] Downloaded bitvec v0.19.5 [INFO] [stderr] Downloaded nom v6.1.2 [INFO] [stderr] Downloaded syn v1.0.76 [INFO] [stderr] Downloaded libc v0.2.93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4212346c77254932773bd054b07b18f647dbe4a4f6ab903e214137efb28eadfd [INFO] running `Command { std: "docker" "start" "-a" "4212346c77254932773bd054b07b18f647dbe4a4f6ab903e214137efb28eadfd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4212346c77254932773bd054b07b18f647dbe4a4f6ab903e214137efb28eadfd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4212346c77254932773bd054b07b18f647dbe4a4f6ab903e214137efb28eadfd", kill_on_drop: false }` [INFO] [stdout] 4212346c77254932773bd054b07b18f647dbe4a4f6ab903e214137efb28eadfd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 94fbb49260faab6a38a610c67d7907d9d41b3249af7212642a2e0f3951eddd25 [INFO] running `Command { std: "docker" "start" "-a" "94fbb49260faab6a38a610c67d7907d9d41b3249af7212642a2e0f3951eddd25", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling radium v0.5.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking funty v1.1.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking wyz v0.2.0 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Compiling nom v6.1.2 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking bitvec v0.19.5 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking yairc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::net::TcpStream` [INFO] [stdout] --> src/client/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `escaped`, `take_while_m_n`, and `take` [INFO] [stdout] --> src/message/parser.rs:5:28 [INFO] [stdout] | [INFO] [stdout] 5 | use nom::bytes::complete::{escaped, tag, take, take_while, take_while_m_n}; [INFO] [stdout] | ^^^^^^^ ^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `delimited` [INFO] [stdout] --> src/message/parser.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use nom::sequence::{preceded, delimited}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `server` [INFO] [stdout] --> src/client/mod.rs:12:16 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(server: &str, channel_name: &str, nick: &str) -> Self { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `channel_name` [INFO] [stdout] --> src/client/mod.rs:12:30 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(server: &str, channel_name: &str, nick: &str) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_channel_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nick` [INFO] [stdout] --> src/client/mod.rs:12:51 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(server: &str, channel_name: &str, nick: &str) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_nick` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/message/command.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 30 | "PRIVMSG" => Command::PrivMsg, [INFO] [stdout] | --------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 35 | "PRIVMSG" => Command::PrivMsg, [INFO] [stdout] | ^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/message/command.rs:90:13 [INFO] [stdout] | [INFO] [stdout] 84 | Command::RplWelcome => "RPL_WELCOME".to_string(), [INFO] [stdout] | ------------------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 90 | Command::RplWelcome => "RPL_WELCOME".to_string(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/message/mod.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let mut params = vec![message]; [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: `i` [INFO] [stdout] --> src/message/mod.rs:85:14 [INFO] [stdout] | [INFO] [stdout] 85 | let (i, (tags, source, command, params)) = message(raw)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sender` [INFO] [stdout] --> src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let sender = client.sender(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ui_thread` [INFO] [stdout] --> src/main.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 150 | let ui_thread = thread::spawn(move || { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ui_thread` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input_thread` [INFO] [stdout] --> src/main.rs:214:9 [INFO] [stdout] | [INFO] [stdout] 214 | let input_thread = thread::spawn(move || { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_thread` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:240:13 [INFO] [stdout] | [INFO] [stdout] 240 | 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/main.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | let mut can_join = false; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:219:17 [INFO] [stdout] | [INFO] [stdout] 219 | let mut message = stdin.read_line().unwrap(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `message::Tag` is more private than the item `Message::tags` [INFO] [stdout] --> src/message/mod.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn tags(&self) -> Option<&Tags> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `Message::tags` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `message::Tag` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/message/mod.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | struct Tag(String, String); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `ping` and `tags` are never used [INFO] [stdout] --> src/message/mod.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl Message { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 37 | pub fn ping() -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | pub fn tags(&self) -> Option<&Tags> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unicode_control_character` is never used [INFO] [stdout] --> src/message/parser.rs:157:4 [INFO] [stdout] | [INFO] [stdout] 157 | fn unicode_control_character(i: &str) -> IResult<&str, &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `control_charater` is never used [INFO] [stdout] --> src/message/parser.rs:163:4 [INFO] [stdout] | [INFO] [stdout] 163 | fn control_charater(i: &str) -> IResult<&str, &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_vec` is never used [INFO] [stdout] --> src/message/param.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 43 | impl Params { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn to_vec(&self) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_yaml v0.8.21 [INFO] [stdout] warning: unused import: `std::net::TcpStream` [INFO] [stdout] --> src/client/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `escaped`, `take_while_m_n`, and `take` [INFO] [stdout] --> src/message/parser.rs:5:28 [INFO] [stdout] | [INFO] [stdout] 5 | use nom::bytes::complete::{escaped, tag, take, take_while, take_while_m_n}; [INFO] [stdout] | ^^^^^^^ ^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `delimited` [INFO] [stdout] --> src/message/parser.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use nom::sequence::{preceded, delimited}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `server` [INFO] [stdout] --> src/client/mod.rs:12:16 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(server: &str, channel_name: &str, nick: &str) -> Self { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `channel_name` [INFO] [stdout] --> src/client/mod.rs:12:30 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(server: &str, channel_name: &str, nick: &str) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_channel_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nick` [INFO] [stdout] --> src/client/mod.rs:12:51 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(server: &str, channel_name: &str, nick: &str) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_nick` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/message/command.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 30 | "PRIVMSG" => Command::PrivMsg, [INFO] [stdout] | --------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 35 | "PRIVMSG" => Command::PrivMsg, [INFO] [stdout] | ^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/message/command.rs:90:13 [INFO] [stdout] | [INFO] [stdout] 84 | Command::RplWelcome => "RPL_WELCOME".to_string(), [INFO] [stdout] | ------------------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 90 | Command::RplWelcome => "RPL_WELCOME".to_string(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/message/mod.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let mut params = vec![message]; [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: `i` [INFO] [stdout] --> src/message/mod.rs:85:14 [INFO] [stdout] | [INFO] [stdout] 85 | let (i, (tags, source, command, params)) = message(raw)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/message/mod.rs:146:13 [INFO] [stdout] | [INFO] [stdout] 146 | let msg = Message::new(Command::Cap, vec!["LS", "302"]); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sender` [INFO] [stdout] --> src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let sender = client.sender(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ui_thread` [INFO] [stdout] --> src/main.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 150 | let ui_thread = thread::spawn(move || { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ui_thread` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input_thread` [INFO] [stdout] --> src/main.rs:214:9 [INFO] [stdout] | [INFO] [stdout] 214 | let input_thread = thread::spawn(move || { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_thread` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:240:13 [INFO] [stdout] | [INFO] [stdout] 240 | 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/main.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | let mut can_join = false; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:219:17 [INFO] [stdout] | [INFO] [stdout] 219 | let mut message = stdin.read_line().unwrap(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `message::Tag` is more private than the item `message::Message::tags` [INFO] [stdout] --> src/message/mod.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn tags(&self) -> Option<&Tags> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `message::Message::tags` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `message::Tag` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/message/mod.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | struct Tag(String, String); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `ping` and `tags` are never used [INFO] [stdout] --> src/message/mod.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl Message { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 37 | pub fn ping() -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | pub fn tags(&self) -> Option<&Tags> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.24s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "94fbb49260faab6a38a610c67d7907d9d41b3249af7212642a2e0f3951eddd25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94fbb49260faab6a38a610c67d7907d9d41b3249af7212642a2e0f3951eddd25", kill_on_drop: false }` [INFO] [stdout] 94fbb49260faab6a38a610c67d7907d9d41b3249af7212642a2e0f3951eddd25