[INFO] cloning repository https://github.com/U007D/chat-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/U007D/chat-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU007D%2Fchat-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU007D%2Fchat-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5fcb797a534e6a74dd07f52d655b9c64223f827
[INFO] testing U007D/chat-app against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU007D%2Fchat-app" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/U007D/chat-app on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/U007D/chat-app
[INFO] finished tweaking git repo https://github.com/U007D/chat-app
[INFO] tweaked toml for git repo https://github.com/U007D/chat-app written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/U007D/chat-app 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" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "8916e823578d66be50164f04c640bdf8299c6f97485cdc7abf96524157da2113", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "8916e823578d66be50164f04c640bdf8299c6f97485cdc7abf96524157da2113", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77b7022b9852edb18fbb698cf945ea7247fcce119510846513853b61b60f51d1
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[INFO] [stderr]    Compiling iced_winit v0.1.0-alpha
[INFO] [stderr]    Compiling iced v0.1.0-beta
[INFO] [stderr]    Compiling learning_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `App` is never constructed
[INFO] [stdout]   --> src/app.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct App {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `start` is never used
[INFO] [stdout]   --> src/app.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl App {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 22 |     pub fn start() -> Result<Self> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     IoError(IoError),
[INFO] [stdout]   |     ------- ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 |     IoError(()),
[INFO] [stdout]   |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/error.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     WebSocket(WsError),
[INFO] [stdout]    |     --------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 |     WebSocket(()),
[INFO] [stdout]    |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MissingNameArg`, `NoIpAddrFound`, `IpTypeMismatch`, and `NonTextMessageReceived` are never constructed
[INFO] [stdout]  --> src/error.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Error {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 5 |     MissingNameArg,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     NoIpAddrFound,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 7 |     IpTypeMismatch,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     IoError(IoError),
[INFO] [stdout] 9 |     NonTextMessageReceived,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 04s
[INFO] running `Command { std: "docker" "inspect" "77b7022b9852edb18fbb698cf945ea7247fcce119510846513853b61b60f51d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77b7022b9852edb18fbb698cf945ea7247fcce119510846513853b61b60f51d1", kill_on_drop: false }`
[INFO] [stdout] 77b7022b9852edb18fbb698cf945ea7247fcce119510846513853b61b60f51d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f95953cbc5d88ba2862727f7d7729e8cadd44edfcc0b7bc22adcaf3792f721b0
[INFO] running `Command { std: "docker" "start" "-a" "f95953cbc5d88ba2862727f7d7729e8cadd44edfcc0b7bc22adcaf3792f721b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/app/unit_tests.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{Error, Result};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> src/app/unit_tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cell`
[INFO] [stdout]  --> src/app/unit_tests.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cell::{Cell, RefCell};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ipv4Addr` and `TcpListener`
[INFO] [stdout]  --> src/app/unit_tests.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::net::{Ipv4Addr, TcpListener};
[INFO] [stdout]   |                ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/app/unit_tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/app/unit_tests.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/app/unit_tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Handler`
[INFO] [stdout]   --> src/app/unit_tests.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ws::{connect, CloseCode, Handler};
[INFO] [stdout]    |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Borrow`
[INFO] [stdout]  --> src/app/unit_tests.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BorrowMut`
[INFO] [stdout]  --> src/app/unit_tests.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]   |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `listener_socket`
[INFO] [stdout]   --> src/app/unit_tests.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let listener_socket = app.local_socket;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_listener_socket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sut`
[INFO] [stdout]   --> src/app/unit_tests.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let sut = connect(stringly_socket, |out| {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_sut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `listener_thread` is never read
[INFO] [stdout]   --> src/app.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct App {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 17 |     local_socket: SocketAddr,
[INFO] [stdout] 18 |     listener_thread: JoinHandle<Result<()>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]   --> src/app/unit_tests.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Message {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     IoError(IoError),
[INFO] [stdout]   |     ------- ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 |     IoError(()),
[INFO] [stdout]   |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/error.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     WebSocket(WsError),
[INFO] [stdout]    |     --------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 |     WebSocket(()),
[INFO] [stdout]    |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MissingNameArg` and `NonTextMessageReceived` are never constructed
[INFO] [stdout]  --> src/error.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Error {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 5 |     MissingNameArg,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 |     NonTextMessageReceived,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start__app_starts` should have a snake case name
[INFO] [stdout]   --> src/app/unit_tests.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn start__app_starts() -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `start_app_starts`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ping__live_socket_replies_with_pong` should have a snake case name
[INFO] [stdout]   --> src/app/unit_tests.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn ping__live_socket_replies_with_pong() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `ping_live_socket_replies_with_pong`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.23s
[INFO] running `Command { std: "docker" "inspect" "f95953cbc5d88ba2862727f7d7729e8cadd44edfcc0b7bc22adcaf3792f721b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f95953cbc5d88ba2862727f7d7729e8cadd44edfcc0b7bc22adcaf3792f721b0", kill_on_drop: false }`
[INFO] [stdout] f95953cbc5d88ba2862727f7d7729e8cadd44edfcc0b7bc22adcaf3792f721b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 70f7566cafffc94463b34240c04785553100f7dd8377271d11bd90b645df968f
[INFO] running `Command { std: "docker" "start" "-a" "70f7566cafffc94463b34240c04785553100f7dd8377271d11bd90b645df968f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/app/unit_tests.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::{Error, Result};
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::any::Any`
[INFO] [stderr]  --> src/app/unit_tests.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::any::Any;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Cell`
[INFO] [stderr]  --> src/app/unit_tests.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::cell::{Cell, RefCell};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Ipv4Addr` and `TcpListener`
[INFO] [stderr]  --> src/app/unit_tests.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::net::{Ipv4Addr, TcpListener};
[INFO] [stderr]   |                ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/app/unit_tests.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/app/unit_tests.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::RwLock`
[INFO] [stderr]  --> src/app/unit_tests.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::sync::RwLock;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Handler`
[INFO] [stderr]   --> src/app/unit_tests.rs:10:30
[INFO] [stderr]    |
[INFO] [stderr] 10 | use ws::{connect, CloseCode, Handler};
[INFO] [stderr]    |                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Borrow`
[INFO] [stderr]  --> src/app/unit_tests.rs:4:19
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stderr]   |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BorrowMut`
[INFO] [stderr]  --> src/app/unit_tests.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stderr]   |                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `listener_socket`
[INFO] [stderr]   --> src/app/unit_tests.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let listener_socket = app.local_socket;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_listener_socket`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sut`
[INFO] [stderr]   --> src/app/unit_tests.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let sut = connect(stringly_socket, |out| {
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_sut`
[INFO] [stderr] 
[INFO] [stderr] warning: field `listener_thread` is never read
[INFO] [stderr]   --> src/app.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct App {
[INFO] [stderr]    |            --- field in this struct
[INFO] [stderr] 17 |     local_socket: SocketAddr,
[INFO] [stderr] 18 |     listener_thread: JoinHandle<Result<()>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Message` is never used
[INFO] [stderr]   --> src/app/unit_tests.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub enum Message {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/error.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |     IoError(IoError),
[INFO] [stderr]   |     ------- ^^^^^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 8 |     IoError(()),
[INFO] [stderr]   |             ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/error.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 |     WebSocket(WsError),
[INFO] [stderr]    |     --------- ^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 10 |     WebSocket(()),
[INFO] [stderr]    |               ~~
[INFO] [stderr] 
[INFO] [stderr] warning: variants `MissingNameArg` and `NonTextMessageReceived` are never constructed
[INFO] [stderr]  --> src/error.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Error {
[INFO] [stderr]   |          ----- variants in this enum
[INFO] [stderr] 5 |     MissingNameArg,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 9 |     NonTextMessageReceived,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `start__app_starts` should have a snake case name
[INFO] [stderr]   --> src/app/unit_tests.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn start__app_starts() -> Result<()> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `start_app_starts`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `ping__live_socket_replies_with_pong` should have a snake case name
[INFO] [stderr]   --> src/app/unit_tests.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn ping__live_socket_replies_with_pong() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `ping_live_socket_replies_with_pong`
[INFO] [stderr] 
[INFO] [stderr] warning: `learning_chat` (bin "learning_chat" test) generated 19 warnings (run `cargo fix --bin "learning_chat" --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learning_chat-2f5e8299ea20ec4e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test app::unit_tests::start__app_starts ... ok
[INFO] [stdout] test app::unit_tests::ping__live_socket_replies_with_pong ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- app::unit_tests::ping__live_socket_replies_with_pong stdout ----
[INFO] [stdout] thread 'app::unit_tests::ping__live_socket_replies_with_pong' panicked at src/app/unit_tests.rs:52:6:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: WS Error <Internal>: Unable to parse 127.0.0.1:4444 as url due to RelativeUrlWithoutBase
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ac0eeb4337a - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x5ac0eeb4337a - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5ac0eeb4337a - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5ac0eeb4337a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5ac0eeb6c383 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x5ac0eeb6c383 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x5ac0eeb3fc23 - std::io::Write::write_fmt::h03bb0ca26e6faf8c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x5ac0eeb431c2 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x5ac0eeb447fd - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x5ac0eeb44607 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x5ac0eea477c7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   11:     0x5ac0eea477c7 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x5ac0eeb44ea8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   13:     0x5ac0eeb44ea8 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x5ac0eeb44c6a - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x5ac0eeb43859 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x5ac0eeb448fc - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x5ac0ee9a7250 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   18:     0x5ac0ee9a76d6 - core::result::unwrap_failed::h05e0602ed34287c5
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/result.rs:1699:5
[INFO] [stdout]   19:     0x5ac0ee9f563c - core::result::Result<T,E>::unwrap::he9d9d49dc3c42be4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/result.rs:1104:23
[INFO] [stdout]   20:     0x5ac0ee9f563c - learning_chat::app::unit_tests::ping__live_socket_replies_with_pong::ha1955f6ad8c4dbf3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/app/unit_tests.rs:43:15
[INFO] [stdout]   21:     0x5ac0ee9f5257 - learning_chat::app::unit_tests::ping__live_socket_replies_with_pong::{{closure}}::h11045a46424f99cd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/app/unit_tests.rs:33:41
[INFO] [stdout]   22:     0x5ac0ee9f19d6 - core::ops::function::FnOnce::call_once::h7cb456f222e0f907
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5ac0eea4c2eb - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5ac0eea4c2eb - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stdout]   25:     0x5ac0eea4bcd8 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stdout]   26:     0x5ac0eea4bcd8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x5ac0eea4bcd8 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   28:     0x5ac0eea4bcd8 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   29:     0x5ac0eea4bcd8 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   30:     0x5ac0eea4bcd8 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stdout]   31:     0x5ac0eea4bcd8 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stdout]   32:     0x5ac0eea0f77a - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stdout]   33:     0x5ac0eea0f77a - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   34:     0x5ac0eea130f4 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stdout]   35:     0x5ac0eea130f4 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x5ac0eea130f4 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   37:     0x5ac0eea130f4 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   38:     0x5ac0eea130f4 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   39:     0x5ac0eea130f4 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   40:     0x5ac0eea130f4 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5ac0eeb48e4b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   42:     0x5ac0eeb48e4b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   43:     0x5ac0eeb48e4b - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   44:     0x768295ab0ac3 - <unknown>
[INFO] [stdout]   45:     0x768295b41a04 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     app::unit_tests::ping__live_socket_replies_with_pong
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin learning_chat`
[INFO] running `Command { std: "docker" "inspect" "70f7566cafffc94463b34240c04785553100f7dd8377271d11bd90b645df968f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f7566cafffc94463b34240c04785553100f7dd8377271d11bd90b645df968f", kill_on_drop: false }`
[INFO] [stdout] 70f7566cafffc94463b34240c04785553100f7dd8377271d11bd90b645df968f
