[INFO] fetching crate titan-client 0.1.48...
[INFO] testing titan-client-0.1.48 against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] extracting crate titan-client 0.1.48 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate titan-client 0.1.48
[INFO] finished tweaking crates.io crate titan-client 0.1.48
[INFO] tweaked toml for crates.io crate titan-client 0.1.48 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate titan-client 0.1.48 on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate titan-client 0.1.48 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling titan-client v0.1.48 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp/tcp_client.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |             let mut last_pong_time = std::time::Instant::now();
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp/tcp_client.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |             let mut awaiting_pong = false;
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pong_timeout`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:221:17
[INFO] [stdout]     |
[INFO] [stdout] 221 |             let pong_timeout = reconnect_settings.pong_timeout;
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pong_timeout`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_pong_time`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |             let mut last_pong_time = std::time::Instant::now();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_pong_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `awaiting_pong`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |             let mut awaiting_pong = false;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_awaiting_pong`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/tcp/tcp_client_blocking.rs:240:25
[INFO] [stdout]     |
[INFO] [stdout] 240 |             if let Some(handle) = worker_lock.take() {
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "917e92f8d8de8f07d74b24d0b98baffc7ef5a6c6ffcc6d1030cf6e25b1b81f40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "917e92f8d8de8f07d74b24d0b98baffc7ef5a6c6ffcc6d1030cf6e25b1b81f40", kill_on_drop: false }`
[INFO] [stdout] 917e92f8d8de8f07d74b24d0b98baffc7ef5a6c6ffcc6d1030cf6e25b1b81f40
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b296aae1cc2efb2ae0be96e514a26cd2791c5db9b1e6bfaa07221536ae38cfb
[INFO] running `Command { std: "docker" "start" "-a" "2b296aae1cc2efb2ae0be96e514a26cd2791c5db9b1e6bfaa07221536ae38cfb", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp/tcp_client.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |             let mut last_pong_time = std::time::Instant::now();
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp/tcp_client.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |             let mut awaiting_pong = false;
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pong_timeout`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:221:17
[INFO] [stdout]     |
[INFO] [stdout] 221 |             let pong_timeout = reconnect_settings.pong_timeout;
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pong_timeout`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_pong_time`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |             let mut last_pong_time = std::time::Instant::now();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_pong_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `awaiting_pong`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |             let mut awaiting_pong = false;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_awaiting_pong`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/tcp/tcp_client_blocking.rs:240:25
[INFO] [stdout]     |
[INFO] [stdout] 240 |             if let Some(handle) = worker_lock.take() {
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling titan-client v0.1.48 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:533:32
[INFO] [stdout]     |
[INFO] [stdout] 533 |     use std::net::{SocketAddr, TcpListener};
[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: `std::sync::Arc`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:534:9
[INFO] [stdout]     |
[INFO] [stdout] 534 |     use std::sync::Arc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::select`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:539:9
[INFO] [stdout]     |
[INFO] [stdout] 539 |     use tokio::select;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SignalKind` and `signal`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:540:31
[INFO] [stdout]     |
[INFO] [stdout] 540 |     use tokio::signal::unix::{signal, SignalKind};
[INFO] [stdout]     |                               ^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]    --> src/tcp/tcp_client_blocking.rs:561:28
[INFO] [stdout]     |
[INFO] [stdout] 561 |     use std::io::{BufRead, Read, Write};
[INFO] [stdout]     |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Event`
[INFO] [stdout]   --> src/lib.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |     use titan_types::{Event, TcpSubscriptionRequest};
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `sleep` and `sync::watch`
[INFO] [stdout]   --> src/lib.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         sync::watch,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 28 |         time::{sleep, Duration, Instant},
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncClient as HttpClient`
[INFO] [stdout]   --> src/lib.rs:32:23
[INFO] [stdout]    |
[INFO] [stdout] 32 |     use crate::http::{AsyncClient as HttpClient, TitanApiAsync as TitanApi};
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp/tcp_client.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |             let mut last_pong_time = std::time::Instant::now();
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp/tcp_client.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |             let mut awaiting_pong = false;
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pong_timeout`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:221:17
[INFO] [stdout]     |
[INFO] [stdout] 221 |             let pong_timeout = reconnect_settings.pong_timeout;
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pong_timeout`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_pong_time`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |             let mut last_pong_time = std::time::Instant::now();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_pong_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `awaiting_pong`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |             let mut awaiting_pong = false;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_awaiting_pong`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:818:13
[INFO] [stdout]     |
[INFO] [stdout] 818 |         let rx = client
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]    --> src/tcp/tcp_client.rs:969:13
[INFO] [stdout]     |
[INFO] [stdout] 969 |         let rx = client
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]     --> src/tcp/tcp_client.rs:1021:13
[INFO] [stdout]      |
[INFO] [stdout] 1021 |         let rx = client
[INFO] [stdout]      |             ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/tcp/tcp_client_blocking.rs:240:25
[INFO] [stdout]     |
[INFO] [stdout] 240 |             if let Some(handle) = worker_lock.take() {
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]    --> src/tcp/tcp_client_blocking.rs:648:13
[INFO] [stdout]     |
[INFO] [stdout] 648 |         let rx = client
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.55s
[INFO] running `Command { std: "docker" "inspect" "2b296aae1cc2efb2ae0be96e514a26cd2791c5db9b1e6bfaa07221536ae38cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b296aae1cc2efb2ae0be96e514a26cd2791c5db9b1e6bfaa07221536ae38cfb", kill_on_drop: false }`
[INFO] [stdout] 2b296aae1cc2efb2ae0be96e514a26cd2791c5db9b1e6bfaa07221536ae38cfb
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf1460c09c2a2f28e47e2d378dfc00dc11ffa3f2c04e45d984c9d34773ddad47
[INFO] running `Command { std: "docker" "start" "-a" "bf1460c09c2a2f28e47e2d378dfc00dc11ffa3f2c04e45d984c9d34773ddad47", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tcp/tcp_client.rs:222:17
[INFO] [stderr]     |
[INFO] [stderr] 222 |             let mut last_pong_time = std::time::Instant::now();
[INFO] [stderr]     |                 ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tcp/tcp_client.rs:225:17
[INFO] [stderr]     |
[INFO] [stderr] 225 |             let mut awaiting_pong = false;
[INFO] [stderr]     |                 ----^^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pong_timeout`
[INFO] [stderr]    --> src/tcp/tcp_client.rs:221:17
[INFO] [stderr]     |
[INFO] [stderr] 221 |             let pong_timeout = reconnect_settings.pong_timeout;
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pong_timeout`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last_pong_time`
[INFO] [stderr]    --> src/tcp/tcp_client.rs:222:17
[INFO] [stderr]     |
[INFO] [stderr] 222 |             let mut last_pong_time = std::time::Instant::now();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_pong_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `awaiting_pong`
[INFO] [stderr]    --> src/tcp/tcp_client.rs:225:17
[INFO] [stderr]     |
[INFO] [stderr] 225 |             let mut awaiting_pong = false;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_awaiting_pong`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handle`
[INFO] [stderr]    --> src/tcp/tcp_client_blocking.rs:240:25
[INFO] [stderr]     |
[INFO] [stderr] 240 |             if let Some(handle) = worker_lock.take() {
[INFO] [stderr]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stderr] 
[INFO] [stderr] warning: `titan-client` (lib) generated 6 warnings (run `cargo fix --lib -p titan-client` to apply 6 suggestions)
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]    --> src/tcp/tcp_client.rs:533:32
[INFO] [stderr]     |
[INFO] [stderr] 533 |     use std::net::{SocketAddr, TcpListener};
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]    --> src/tcp/tcp_client.rs:534:9
[INFO] [stderr]     |
[INFO] [stderr] 534 |     use std::sync::Arc;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::select`
[INFO] [stderr]    --> src/tcp/tcp_client.rs:539:9
[INFO] [stderr]     |
[INFO] [stderr] 539 |     use tokio::select;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SignalKind` and `signal`
[INFO] [stderr]    --> src/tcp/tcp_client.rs:540:31
[INFO] [stderr]     |
[INFO] [stderr] 540 |     use tokio::signal::unix::{signal, SignalKind};
[INFO] [stderr]     |                               ^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]    --> src/tcp/tcp_client_blocking.rs:561:28
[INFO] [stderr]     |
[INFO] [stderr] 561 |     use std::io::{BufRead, Read, Write};
[INFO] [stderr]     |                            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Event`
[INFO] [stderr]   --> src/lib.rs:25:23
[INFO] [stderr]    |
[INFO] [stderr] 25 |     use titan_types::{Event, TcpSubscriptionRequest};
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `sleep` and `sync::watch`
[INFO] [stderr]   --> src/lib.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         sync::watch,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr] 28 |         time::{sleep, Duration, Instant},
[INFO] [stderr]    |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AsyncClient as HttpClient`
[INFO] [stderr]   --> src/lib.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 |     use crate::http::{AsyncClient as HttpClient, TitanApiAsync as TitanApi};
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rx`
[INFO] [stderr]    --> src/tcp/tcp_client.rs:818:13
[INFO] [stderr]     |
[INFO] [stderr] 818 |         let rx = client
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rx`
[INFO] [stderr]    --> src/tcp/tcp_client.rs:969:13
[INFO] [stderr]     |
[INFO] [stderr] 969 |         let rx = client
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rx`
[INFO] [stderr]     --> src/tcp/tcp_client.rs:1021:13
[INFO] [stderr]      |
[INFO] [stderr] 1021 |         let rx = client
[INFO] [stderr]      |             ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rx`
[INFO] [stderr]    --> src/tcp/tcp_client_blocking.rs:648:13
[INFO] [stderr]     |
[INFO] [stderr] 648 |         let rx = client
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stderr] 
[INFO] [stderr] warning: `titan-client` (lib test) generated 18 warnings (6 duplicates) (run `cargo fix --lib -p titan-client --tests` to apply 12 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/titan_client-74ca0aacc9657480)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tcp::reconnection::tests::test_max_interval ... ok
[INFO] [stdout] test tcp::reconnection::tests::test_unlimited_attempts ... ok
[INFO] [stdout] test tcp::reconnection::tests::test_exponential_backoff ... ok
[INFO] [stdout] test tcp::reconnection::tests::test_max_attempts ... ok
[INFO] [stdout] test tcp::tcp_client_blocking::tests::test_resource_cleanup ... ok
[INFO] [stdout] test tcp::tcp_client::tests::test_async_shutdown_during_reconnect ... ok
[INFO] [stdout] test tests::test_http_status_tip_e2e ... ok
[INFO] [stdout] test tcp::tcp_client::tests::test_async_connection_status_transitions ... ok
[INFO] [stdout] test tcp::tcp_client::tests::test_async_receive_events ... ok
[INFO] [stdout] test tcp::tcp_client::tests::test_multiple_subscribes ... ok
[INFO] [stdout] test tcp::tcp_client::tests::test_shutdown_and_join ... ok
[INFO] [stdout] test tcp::tcp_client::tests::test_async_buffer_size_limit ... ok
[INFO] [stdout] test tcp::tcp_client_blocking::tests::test_connection_error_handling ... ok
[INFO] [stdout] test tcp::tcp_client::tests::test_async_connection_error_handling ... ok
[INFO] [stdout] test tcp::tcp_client_blocking::tests::test_connection_status_transitions ... ok
[INFO] [stdout] test tcp::tcp_client_blocking::tests::test_receive_events ... ok
[INFO] [stdout] test tcp::tcp_client_blocking::tests::test_ping_pong_mechanism ... ok
[INFO] [stdout] test tests::test_tcp_subscription_e2e ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests titan_client
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/tcp/tcp_client_blocking.rs - tcp::tcp_client_blocking::TcpClient (line 85) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/tcp/tcp_client_blocking.rs - tcp::tcp_client_blocking::TcpClient (line 85) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `client`
[INFO] [stdout]  --> src/tcp/tcp_client_blocking.rs:86:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use client::tcp_client_blocking::{TcpClient, TcpClientConfig};
[INFO] [stdout]   |     ^^^^^^ use of unresolved module or unlinked crate `client`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `client`, use `cargo add client` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/tcp/tcp_client_blocking.rs - tcp::tcp_client_blocking::TcpClient (line 85)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "bf1460c09c2a2f28e47e2d378dfc00dc11ffa3f2c04e45d984c9d34773ddad47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf1460c09c2a2f28e47e2d378dfc00dc11ffa3f2c04e45d984c9d34773ddad47", kill_on_drop: false }`
[INFO] [stdout] bf1460c09c2a2f28e47e2d378dfc00dc11ffa3f2c04e45d984c9d34773ddad47
