[INFO] cloning repository https://github.com/ivucica/rustirc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivucica/rustirc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivucica%2Frustirc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivucica%2Frustirc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ac12d40a3e5c3639d86e49d8119445f1d3ff0de
[INFO] checking ivucica/rustirc against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivucica%2Frustirc" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ivucica/rustirc
[INFO] finished tweaking git repo https://github.com/ivucica/rustirc
[INFO] tweaked toml for git repo https://github.com/ivucica/rustirc written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ivucica/rustirc on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ivucica/rustirc 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v2.0.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67748918573f3a920b4975daf56cdcf2ba225d9aed028ae7c9bfbcbd9e53d0bd
[INFO] running `Command { std: "docker" "start" "-a" "67748918573f3a920b4975daf56cdcf2ba225d9aed028ae7c9bfbcbd9e53d0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67748918573f3a920b4975daf56cdcf2ba225d9aed028ae7c9bfbcbd9e53d0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67748918573f3a920b4975daf56cdcf2ba225d9aed028ae7c9bfbcbd9e53d0bd", kill_on_drop: false }`
[INFO] [stdout] 67748918573f3a920b4975daf56cdcf2ba225d9aed028ae7c9bfbcbd9e53d0bd
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03f1d65a7f88eaf5657475a40dac22dcda929cb5569fbaeeac05489c87b4eabf
[INFO] running `Command { std: "docker" "start" "-a" "03f1d65a7f88eaf5657475a40dac22dcda929cb5569fbaeeac05489c87b4eabf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v2.0.0
[INFO] [stderr]     Checking rustirc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `AsyncBufRead`
[INFO] [stdout]   --> src/state.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |         use tokio::io::{AsyncBufRead, AsyncBufReadExt};
[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 import: `AsyncReadExt`
[INFO] [stdout]   --> src/state.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |         use tokio::io::{AsyncReadExt, AsyncWriteExt}; // adds new methods on TcpStream etc. // allows for conn.lines()
[INFO] [stdout]    |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/state.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         loop {
[INFO] [stdout] 31 | |             let (conn, sockaddr) = listener.accept().await.map_err(|e| e.to_string())?;
[INFO] [stdout] 32 | |             let s = self.sender.clone();
[INFO] [stdout] 33 | |             tokio::spawn(async {
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |             });
[INFO] [stdout] 40 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 41 |
[INFO] [stdout] 42 |           Ok(())
[INFO] [stdout]    |           ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncBufRead`
[INFO] [stdout]   --> src/state.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |         use tokio::io::{AsyncBufRead, AsyncBufReadExt};
[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 import: `AsyncReadExt`
[INFO] [stdout]   --> src/state.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |         use tokio::io::{AsyncReadExt, AsyncWriteExt}; // adds new methods on TcpStream etc. // allows for conn.lines()
[INFO] [stdout]    |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sockaddr`
[INFO] [stdout]   --> src/state.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let (conn, sockaddr) = listener.accept().await.map_err(|e| e.to_string())?;
[INFO] [stdout]    |                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sockaddr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/state.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         loop {
[INFO] [stdout] 31 | |             let (conn, sockaddr) = listener.accept().await.map_err(|e| e.to_string())?;
[INFO] [stdout] 32 | |             let s = self.sender.clone();
[INFO] [stdout] 33 | |             tokio::spawn(async {
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |             });
[INFO] [stdout] 40 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 41 |
[INFO] [stdout] 42 |           Ok(())
[INFO] [stdout]    |           ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/state.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         w.write_all(format!("<{}> {}\n", cm.nick, cm.msg).as_bytes()).await;
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         let _ = w.write_all(format!("<{}> {}\n", cm.nick, cm.msg).as_bytes()).await;
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/state.rs:104:33
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   self.sender.send(ChatMessage { nick: self.nick.clone(), msg: msg });
[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] 104 |                                 let _ = self.sender.send(ChatMessage { nick: self.nick.clone(), msg: msg });
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sockaddr`
[INFO] [stdout]   --> src/state.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let (conn, sockaddr) = listener.accept().await.map_err(|e| e.to_string())?;
[INFO] [stdout]    |                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sockaddr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/state.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         w.write_all(format!("<{}> {}\n", cm.nick, cm.msg).as_bytes()).await;
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         let _ = w.write_all(format!("<{}> {}\n", cm.nick, cm.msg).as_bytes()).await;
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/state.rs:104:33
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   self.sender.send(ChatMessage { nick: self.nick.clone(), msg: msg });
[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] 104 |                                 let _ = self.sender.send(ChatMessage { nick: self.nick.clone(), msg: msg });
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.87s
[INFO] running `Command { std: "docker" "inspect" "03f1d65a7f88eaf5657475a40dac22dcda929cb5569fbaeeac05489c87b4eabf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f1d65a7f88eaf5657475a40dac22dcda929cb5569fbaeeac05489c87b4eabf", kill_on_drop: false }`
[INFO] [stdout] 03f1d65a7f88eaf5657475a40dac22dcda929cb5569fbaeeac05489c87b4eabf
