[INFO] cloning repository https://github.com/SerenaLynas/ssh-chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SerenaLynas/ssh-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerenaLynas%2Fssh-chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerenaLynas%2Fssh-chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 676437fc3a314f59b7d81cb8791bd3d0494ccff6
[INFO] checking SerenaLynas/ssh-chat against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerenaLynas%2Fssh-chat" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SerenaLynas/ssh-chat
[INFO] finished tweaking git repo https://github.com/SerenaLynas/ssh-chat
[INFO] tweaked toml for git repo https://github.com/SerenaLynas/ssh-chat written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SerenaLynas/ssh-chat on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SerenaLynas/ssh-chat 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded russh-cryptovec v0.50.2
[INFO] [stderr]   Downloaded russh-util v0.50.0
[INFO] [stderr]   Downloaded scrypt v0.11.0
[INFO] [stderr]   Downloaded pageant v0.0.2
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[INFO] [stderr]   Downloaded ansi-escapes v0.2.0
[INFO] [stderr]   Downloaded prost v0.13.5
[INFO] [stderr]   Downloaded prost-derive v0.13.5
[INFO] [stderr]   Downloaded console-api v0.8.1
[INFO] [stderr]   Downloaded clap v4.5.31
[INFO] [stderr]   Downloaded prost-types v0.13.5
[INFO] [stderr]   Downloaded ed25519-dalek v2.1.1
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[INFO] [stderr]   Downloaded rusqlite v0.34.0
[INFO] [stderr]   Downloaded p521 v0.13.3
[INFO] [stderr]   Downloaded russh v0.50.4
[INFO] [stderr]   Downloaded console-subscriber v0.4.1
[INFO] [stderr]   Downloaded clap_builder v4.5.31
[INFO] [stderr]   Downloaded internal-russh-forked-ssh-key v0.6.9+upstream-0.6.7
[INFO] [stderr]   Downloaded ssh-cipher v0.2.0
[INFO] [stderr]   Downloaded poly1305 v0.8.0
[INFO] [stderr]   Downloaded rsa v0.9.7
[INFO] [stderr]   Downloaded pkcs5 v0.7.1
[INFO] [stderr]   Downloaded bcrypt-pbkdf v0.10.0
[INFO] [stderr]   Downloaded chacha20 v0.9.1
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[INFO] [stderr]   Downloaded tokio v1.44.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.32.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 368d0538d6c2407c295d63ee5fe7fa8ac3e84c27b02db5b212a43dc322fcb6be
[INFO] running `Command { std: "docker" "start" "-a" "368d0538d6c2407c295d63ee5fe7fa8ac3e84c27b02db5b212a43dc322fcb6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "368d0538d6c2407c295d63ee5fe7fa8ac3e84c27b02db5b212a43dc322fcb6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "368d0538d6c2407c295d63ee5fe7fa8ac3e84c27b02db5b212a43dc322fcb6be", kill_on_drop: false }`
[INFO] [stdout] 368d0538d6c2407c295d63ee5fe7fa8ac3e84c27b02db5b212a43dc322fcb6be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da4d7e5a7bfc6280189d661b3ab502f0fcff35bddbcc5046d371f11778984e5b
[INFO] running `Command { std: "docker" "start" "-a" "da4d7e5a7bfc6280189d661b3ab502f0fcff35bddbcc5046d371f11778984e5b", kill_on_drop: false }`
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[INFO] [stderr]     Checking console-api v0.8.1
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[INFO] [stderr]     Checking ssh-chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `collections::HashMap`, `env`, and `future::Future`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, env, fs, future::Future, sync::Arc};
[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: `command`
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{command, Parser};
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `server::Server`
[INFO] [stdout]  --> src/host.rs:7:74
[INFO] [stdout]   |
[INFO] [stdout] 7 | use russh::{keys::{parse_public_key_base64, PublicKey, PublicKeyBase64}, server::Server};
[INFO] [stdout]   |                                                                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ConnWrapper` and `HOST`
[INFO] [stdout]   --> src/host.rs:10:56
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{event::Event, session::{Message, Session}, ConnWrapper, HOST};
[INFO] [stdout]    |                                                        ^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::slice`
[INFO] [stdout]  --> src/conn.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::slice;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Future`, `IntoFuture`, `Pin`, and `time::Duration`
[INFO] [stdout]  --> src/conn.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{future::{Future, IntoFuture}, pin::{pin, Pin}, sync::Arc, time::Duration};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^^^^              ^^^              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bail`
[INFO] [stdout]  --> src/conn.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use anyhow::{anyhow, bail, Result};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CryptoVec` and `Sig`
[INFO] [stdout]  --> src/conn.rs:6:55
[INFO] [stdout]   |
[INFO] [stdout] 6 | use russh::{keys::PublicKey, server::{Auth, Handler}, CryptoVec, Sig};
[INFO] [stdout]   |                                                       ^^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MutexGuard` and `io::AsyncReadExt`
[INFO] [stdout]  --> src/conn.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::{io::AsyncReadExt, sync::{Mutex, MutexGuard}};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/conn.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::{i18n::i18n, session::{self, Session}, HOST};
[INFO] [stdout]   |                                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `pin::pin` and `time::Duration`
[INFO] [stdout]  --> src/session.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{future::Future, pin::pin, time::Duration};
[INFO] [stdout]   |                           ^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow`
[INFO] [stdout]  --> src/session.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{anyhow, Result};
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::poll`
[INFO] [stdout]  --> src/session.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::poll;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `task::JoinError` and `time::sleep`
[INFO] [stdout]  --> src/session.rs:6:63
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::{io::AsyncWriteExt, sync::oneshot::{self, Sender}, task::JoinError, time::sleep};
[INFO] [stdout]   |                                                               ^^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap`, `env`, and `future::Future`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, env, fs, future::Future, sync::Arc};
[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: `command`
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{command, Parser};
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `server::Server`
[INFO] [stdout]  --> src/host.rs:7:74
[INFO] [stdout]   |
[INFO] [stdout] 7 | use russh::{keys::{parse_public_key_base64, PublicKey, PublicKeyBase64}, server::Server};
[INFO] [stdout]   |                                                                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ConnWrapper` and `HOST`
[INFO] [stdout]   --> src/host.rs:10:56
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{event::Event, session::{Message, Session}, ConnWrapper, HOST};
[INFO] [stdout]    |                                                        ^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::slice`
[INFO] [stdout]  --> src/conn.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::slice;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Future`, `IntoFuture`, `Pin`, and `time::Duration`
[INFO] [stdout]  --> src/conn.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{future::{Future, IntoFuture}, pin::{pin, Pin}, sync::Arc, time::Duration};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^^^^              ^^^              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bail`
[INFO] [stdout]  --> src/conn.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use anyhow::{anyhow, bail, Result};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CryptoVec` and `Sig`
[INFO] [stdout]  --> src/conn.rs:6:55
[INFO] [stdout]   |
[INFO] [stdout] 6 | use russh::{keys::PublicKey, server::{Auth, Handler}, CryptoVec, Sig};
[INFO] [stdout]   |                                                       ^^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MutexGuard` and `io::AsyncReadExt`
[INFO] [stdout]  --> src/conn.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::{io::AsyncReadExt, sync::{Mutex, MutexGuard}};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/conn.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::{i18n::i18n, session::{self, Session}, HOST};
[INFO] [stdout]   |                                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `pin::pin` and `time::Duration`
[INFO] [stdout]  --> src/session.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{future::Future, pin::pin, time::Duration};
[INFO] [stdout]   |                           ^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow`
[INFO] [stdout]  --> src/session.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{anyhow, Result};
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::poll`
[INFO] [stdout]  --> src/session.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::poll;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `task::JoinError` and `time::sleep`
[INFO] [stdout]  --> src/session.rs:6:63
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::{io::AsyncWriteExt, sync::oneshot::{self, Sender}, task::JoinError, time::sleep};
[INFO] [stdout]   |                                                               ^^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `session`
[INFO] [stdout]   --> src/conn.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         session: &mut russh::server::Session,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_session`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `channel`
[INFO] [stdout]    --> src/conn.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         channel: russh::ChannelId,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_channel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `session`
[INFO] [stdout]    --> src/conn.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         session: &mut russh::server::Session,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_session`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `session`
[INFO] [stdout]   --> src/conn.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         session: &mut russh::server::Session,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_session`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `channel`
[INFO] [stdout]   --> src/conn.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |             channel: russh::ChannelId,
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_channel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `session`
[INFO] [stdout]   --> src/conn.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |             session: &mut russh::server::Session,
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_session`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `channel`
[INFO] [stdout]    --> src/conn.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         channel: russh::ChannelId,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_channel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `session`
[INFO] [stdout]    --> src/conn.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         session: &mut russh::server::Session,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_session`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `channel`
[INFO] [stdout]   --> src/conn.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |             channel: russh::ChannelId,
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_channel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `session`
[INFO] [stdout]   --> src/conn.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |             session: &mut russh::server::Session,
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_session`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer_addr`
[INFO] [stdout]   --> src/main.rs:54:30
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn new_client(&mut self, peer_addr: Option<std::net::SocketAddr>) -> Self::Handler {
[INFO] [stdout]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer_addr`
[INFO] [stdout]   --> src/main.rs:54:30
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn new_client(&mut self, peer_addr: Option<std::net::SocketAddr>) -> Self::Handler {
[INFO] [stdout]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "da4d7e5a7bfc6280189d661b3ab502f0fcff35bddbcc5046d371f11778984e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da4d7e5a7bfc6280189d661b3ab502f0fcff35bddbcc5046d371f11778984e5b", kill_on_drop: false }`
[INFO] [stdout] da4d7e5a7bfc6280189d661b3ab502f0fcff35bddbcc5046d371f11778984e5b
