[INFO] cloning repository https://github.com/squidboylan/irc-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/squidboylan/irc-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsquidboylan%2Firc-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsquidboylan%2Firc-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 55244d05bbf2a67439e5b0aeb8de7bf7b3d48884 [INFO] checking squidboylan/irc-server against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsquidboylan%2Firc-server" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/squidboylan/irc-server on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/squidboylan/irc-server [INFO] finished tweaking git repo https://github.com/squidboylan/irc-server [INFO] tweaked toml for git repo https://github.com/squidboylan/irc-server written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/squidboylan/irc-server 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-util v0.6.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d9520719d2593690dc0ae92551cccd9a7d96d93c6f7092c7c309a512e347b38 [INFO] running `Command { std: "docker" "start" "-a" "6d9520719d2593690dc0ae92551cccd9a7d96d93c6f7092c7c309a512e347b38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d9520719d2593690dc0ae92551cccd9a7d96d93c6f7092c7c309a512e347b38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d9520719d2593690dc0ae92551cccd9a7d96d93c6f7092c7c309a512e347b38", kill_on_drop: false }` [INFO] [stdout] 6d9520719d2593690dc0ae92551cccd9a7d96d93c6f7092c7c309a512e347b38 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d48b356a713995ebfbc933e1c4d580ed976b3b69c2ac47c1b62a459e5a2a519 [INFO] running `Command { std: "docker" "start" "-a" "5d48b356a713995ebfbc933e1c4d580ed976b3b69c2ac47c1b62a459e5a2a519", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Checking pin-project-lite v0.2.4 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling tokio v1.1.0 [INFO] [stderr] Checking futures-channel v0.3.13 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Compiling futures-macro v0.3.13 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Checking futures-util v0.3.13 [INFO] [stderr] Checking thiserror v1.0.26 [INFO] [stderr] Checking futures-executor v0.3.13 [INFO] [stderr] Checking futures v0.3.13 [INFO] [stderr] Checking tokio-util v0.6.3 [INFO] [stderr] Checking irc-proto v0.15.0 [INFO] [stderr] Checking irc-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::convert::TryFrom` [INFO] [stdout] --> src/server.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::tcp::OwnedReadHalf` [INFO] [stdout] --> src/server.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio::net::tcp::OwnedReadHalf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::tcp::OwnedWriteHalf` [INFO] [stdout] --> src/server.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use tokio::net::tcp::OwnedWriteHalf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LinesCodec` [INFO] [stdout] --> src/server.rs:14:33 [INFO] [stdout] | [INFO] [stdout] 14 | use tokio_util::codec::{Framed, LinesCodec}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 12 | / loop { [INFO] [stdout] 13 | | let (socket, _) = listener.accept().await?; [INFO] [stdout] 14 | | server.handle_conn(socket).await; [INFO] [stdout] 15 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 16 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut listener = TcpListener::bind("127.0.0.1:6667").await?; [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: field `state` is never read [INFO] [stdout] --> src/server.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Server { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 18 | state: Arc, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Server` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rooms` and `users` are never read [INFO] [stdout] --> src/server.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct ServerData { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 23 | rooms: RwLock>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 24 | users: RwLock>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ServerData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `tcp_writer` is never read [INFO] [stdout] --> src/server.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 51 | struct UserSession { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 52 | tcp_reader: futures::stream::SplitStream>, [INFO] [stdout] 53 | tcp_writer: futures::stream::SplitSink, Message>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `username`, `hostname`, and `realname` are never read [INFO] [stdout] --> src/server.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 60 | struct UserInfo { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 61 | username: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 62 | hostname: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 63 | realname: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UserInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryFrom` [INFO] [stdout] --> src/server.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::tcp::OwnedReadHalf` [INFO] [stdout] --> src/server.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio::net::tcp::OwnedReadHalf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::tcp::OwnedWriteHalf` [INFO] [stdout] --> src/server.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use tokio::net::tcp::OwnedWriteHalf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LinesCodec` [INFO] [stdout] --> src/server.rs:14:33 [INFO] [stdout] | [INFO] [stdout] 14 | use tokio_util::codec::{Framed, LinesCodec}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 12 | / loop { [INFO] [stdout] 13 | | let (socket, _) = listener.accept().await?; [INFO] [stdout] 14 | | server.handle_conn(socket).await; [INFO] [stdout] 15 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 16 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut listener = TcpListener::bind("127.0.0.1:6667").await?; [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: field `state` is never read [INFO] [stdout] --> src/server.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Server { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 18 | state: Arc, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Server` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rooms` and `users` are never read [INFO] [stdout] --> src/server.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct ServerData { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 23 | rooms: RwLock>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 24 | users: RwLock>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ServerData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `tcp_writer` is never read [INFO] [stdout] --> src/server.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 51 | struct UserSession { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 52 | tcp_reader: futures::stream::SplitStream>, [INFO] [stdout] 53 | tcp_writer: futures::stream::SplitSink, Message>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `username`, `hostname`, and `realname` are never read [INFO] [stdout] --> src/server.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 60 | struct UserInfo { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 61 | username: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 62 | hostname: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 63 | realname: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UserInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.85s [INFO] running `Command { std: "docker" "inspect" "5d48b356a713995ebfbc933e1c4d580ed976b3b69c2ac47c1b62a459e5a2a519", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d48b356a713995ebfbc933e1c4d580ed976b3b69c2ac47c1b62a459e5a2a519", kill_on_drop: false }` [INFO] [stdout] 5d48b356a713995ebfbc933e1c4d580ed976b3b69c2ac47c1b62a459e5a2a519 [INFO] checking squidboylan/irc-server against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsquidboylan%2Firc-server" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/squidboylan/irc-server on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/squidboylan/irc-server [INFO] finished tweaking git repo https://github.com/squidboylan/irc-server [INFO] tweaked toml for git repo https://github.com/squidboylan/irc-server written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/squidboylan/irc-server 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac98cbbee405ae15157340c1e7353a6e9b435d09ffe1bde77e29654f1372d53d [INFO] running `Command { std: "docker" "start" "-a" "ac98cbbee405ae15157340c1e7353a6e9b435d09ffe1bde77e29654f1372d53d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac98cbbee405ae15157340c1e7353a6e9b435d09ffe1bde77e29654f1372d53d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac98cbbee405ae15157340c1e7353a6e9b435d09ffe1bde77e29654f1372d53d", kill_on_drop: false }` [INFO] [stdout] ac98cbbee405ae15157340c1e7353a6e9b435d09ffe1bde77e29654f1372d53d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9329b8dbeb7b7d8c21f1491fa82f27099d4682bf3d78493892ad1d8f6321267f [INFO] running `Command { std: "docker" "start" "-a" "9329b8dbeb7b7d8c21f1491fa82f27099d4682bf3d78493892ad1d8f6321267f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Checking pin-project-lite v0.2.4 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling tokio v1.1.0 [INFO] [stderr] Checking futures-channel v0.3.13 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Compiling futures-macro v0.3.13 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Checking futures-util v0.3.13 [INFO] [stderr] Checking thiserror v1.0.26 [INFO] [stderr] Checking futures-executor v0.3.13 [INFO] [stderr] Checking futures v0.3.13 [INFO] [stderr] Checking tokio-util v0.6.3 [INFO] [stderr] Checking irc-proto v0.15.0 [INFO] [stderr] Checking irc-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::convert::TryFrom` [INFO] [stdout] --> src/server.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::tcp::OwnedReadHalf` [INFO] [stdout] --> src/server.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio::net::tcp::OwnedReadHalf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::tcp::OwnedWriteHalf` [INFO] [stdout] --> src/server.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use tokio::net::tcp::OwnedWriteHalf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LinesCodec` [INFO] [stdout] --> src/server.rs:14:33 [INFO] [stdout] | [INFO] [stdout] 14 | use tokio_util::codec::{Framed, LinesCodec}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryFrom` [INFO] [stdout] --> src/server.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/server.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::tcp::OwnedReadHalf` [INFO] [stdout] --> src/server.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio::net::tcp::OwnedReadHalf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::tcp::OwnedWriteHalf` [INFO] [stdout] --> src/server.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use tokio::net::tcp::OwnedWriteHalf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LinesCodec` [INFO] [stdout] --> src/server.rs:14:33 [INFO] [stdout] | [INFO] [stdout] 14 | use tokio_util::codec::{Framed, LinesCodec}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 12 | / loop { [INFO] [stdout] 13 | | let (socket, _) = listener.accept().await?; [INFO] [stdout] 14 | | server.handle_conn(socket).await; [INFO] [stdout] 15 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 16 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut listener = TcpListener::bind("127.0.0.1:6667").await?; [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: field `state` is never read [INFO] [stdout] --> src/server.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Server { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 18 | state: Arc, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Server` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rooms` and `users` are never read [INFO] [stdout] --> src/server.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct ServerData { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 23 | rooms: RwLock>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 24 | users: RwLock>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ServerData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `tcp_writer` is never read [INFO] [stdout] --> src/server.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 51 | struct UserSession { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 52 | tcp_reader: futures::stream::SplitStream>, [INFO] [stdout] 53 | tcp_writer: futures::stream::SplitSink, Message>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `username`, `hostname`, and `realname` are never read [INFO] [stdout] --> src/server.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 60 | struct UserInfo { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 61 | username: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 62 | hostname: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 63 | realname: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UserInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 12 | / loop { [INFO] [stdout] 13 | | let (socket, _) = listener.accept().await?; [INFO] [stdout] 14 | | server.handle_conn(socket).await; [INFO] [stdout] 15 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 16 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut listener = TcpListener::bind("127.0.0.1:6667").await?; [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: field `state` is never read [INFO] [stdout] --> src/server.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Server { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 18 | state: Arc, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Server` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rooms` and `users` are never read [INFO] [stdout] --> src/server.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct ServerData { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 23 | rooms: RwLock>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 24 | users: RwLock>>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ServerData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `tcp_writer` is never read [INFO] [stdout] --> src/server.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 51 | struct UserSession { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 52 | tcp_reader: futures::stream::SplitStream>, [INFO] [stdout] 53 | tcp_writer: futures::stream::SplitSink, Message>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `username`, `hostname`, and `realname` are never read [INFO] [stdout] --> src/server.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 60 | struct UserInfo { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 61 | username: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 62 | hostname: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 63 | realname: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UserInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.79s [INFO] running `Command { std: "docker" "inspect" "9329b8dbeb7b7d8c21f1491fa82f27099d4682bf3d78493892ad1d8f6321267f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9329b8dbeb7b7d8c21f1491fa82f27099d4682bf3d78493892ad1d8f6321267f", kill_on_drop: false }` [INFO] [stdout] 9329b8dbeb7b7d8c21f1491fa82f27099d4682bf3d78493892ad1d8f6321267f