[INFO] cloning repository https://github.com/dominikdosoudil/lan-chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dominikdosoudil/lan-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdominikdosoudil%2Flan-chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdominikdosoudil%2Flan-chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91b437c601799b92c0b948d7a0e841741828b606
[INFO] testing dominikdosoudil/lan-chat against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdominikdosoudil%2Flan-chat" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dominikdosoudil/lan-chat on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dominikdosoudil/lan-chat
[INFO] finished tweaking git repo https://github.com/dominikdosoudil/lan-chat
[INFO] tweaked toml for git repo https://github.com/dominikdosoudil/lan-chat written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/dominikdosoudil/lan-chat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 97af0881f36574ddddfce8cfaccb0f01d6c3a6c7d0b6139876828b2a0c4774dd
[INFO] running `Command { std: "docker" "start" "-a" "97af0881f36574ddddfce8cfaccb0f01d6c3a6c7d0b6139876828b2a0c4774dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97af0881f36574ddddfce8cfaccb0f01d6c3a6c7d0b6139876828b2a0c4774dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97af0881f36574ddddfce8cfaccb0f01d6c3a6c7d0b6139876828b2a0c4774dd", kill_on_drop: false }`
[INFO] [stdout] 97af0881f36574ddddfce8cfaccb0f01d6c3a6c7d0b6139876828b2a0c4774dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a4f0769781a39e3ab79c6362aadeebc3682281018c16b99ca2162fc1b175544
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1a4f0769781a39e3ab79c6362aadeebc3682281018c16b99ca2162fc1b175544", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling lan-chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::str;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]   --> src/server/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `from_str as from_json`, `to_string as json`
[INFO] [stdout]  --> src/server/types.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json::{to_string as json, from_str as from_json};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 Ok((tx, socket)) => {
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/main.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 |                             Ok(data) => {}, //println!("{:?}", data),
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/server/mod.rs:94:10
[INFO] [stdout]    |
[INFO] [stdout] 94 |                     Err(e) => {}, //println!("Q empty."),
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `srv_rx`
[INFO] [stdout]   --> src/server/mod.rs:68:19
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let (client_tx, srv_rx) = mpsc::sync_channel::<String>(200);
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_srv_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `disc_req`
[INFO] [stdout]   --> src/server/mod.rs:70:7
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let disc_req = Request::new(
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_disc_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/server/mod.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Ok((n, senderIp)) if senderIp == self.socket.local_addr().unwrap() => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Discovering`
[INFO] [stdout]  --> src/server/types.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Discovering,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WaitingForChannelSelect`
[INFO] [stdout]   --> src/server/types.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     WaitingForChannelSelect,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Handshaking`
[INFO] [stdout]   --> src/server/types.rs:11:2
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Handshaking,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Connected`
[INFO] [stdout]   --> src/server/types.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Connected,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `of_kind`
[INFO] [stdout]   --> src/server/types.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn of_kind(&self, k: RequestKind) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AlreadyStarted`
[INFO] [stdout]   --> src/server/types.rs:80:2
[INFO] [stdout]    |
[INFO] [stdout] 80 |     AlreadyStarted,    
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> src/server/mod.rs:18:2
[INFO] [stdout]    |
[INFO] [stdout] 18 |     state: ServerState,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     sock.send_to("saying hello".as_bytes(), "192.168.1.255:12345");
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server/mod.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 msg_tx.try_send(Message::new(String::from("Test Message"), request.header.sender));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server/mod.rs:79:3
[INFO] [stdout]    |
[INFO] [stdout] 79 |           thread::Builder::new().name("network_communication".to_string()).spawn(move || {
[INFO] [stdout]    |  _________^
[INFO] [stdout] 80 | |             loop {
[INFO] [stdout] 81 | |                 thread::sleep(time::Duration::from_millis(500));
[INFO] [stdout] 82 | |                 match self.try_get_request() {
[INFO] [stdout] ...  |
[INFO] [stdout] 97 | |
[INFO] [stdout] 98 | |         });
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server/mod.rs:85:7
[INFO] [stdout]    |
[INFO] [stdout] 85 |                         self.handle_request(&srv_tx, &request_sender, request);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server/mod.rs:91:7
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         self.send_request(request);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `senderIp` should have a snake case name
[INFO] [stdout]    --> src/server/mod.rs:105:11
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Ok((n, senderIp)) if senderIp == self.socket.local_addr().unwrap() => {
[INFO] [stdout]     |                    ^^^^^^^^ help: convert the identifier to snake case: `sender_ip`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `senderIp` should have a snake case name
[INFO] [stdout]    --> src/server/mod.rs:109:26
[INFO] [stdout]     |
[INFO] [stdout] 109 |             Ok((n, SocketAddr::V4(senderIp))) => {
[INFO] [stdout]     |                                   ^^^^^^^^ help: convert the identifier to snake case: `sender_ip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/server/mod.rs:127:3
[INFO] [stdout]     |
[INFO] [stdout] 127 |         self.socket.send_to(json(&request).unwrap().as_bytes(), "192.168.1.255:12345");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]   --> src/server/types.rs:51:3
[INFO] [stdout]    |
[INFO] [stdout] 51 |         k == self.kind;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.69s
[INFO] running `Command { std: "docker" "inspect" "1a4f0769781a39e3ab79c6362aadeebc3682281018c16b99ca2162fc1b175544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a4f0769781a39e3ab79c6362aadeebc3682281018c16b99ca2162fc1b175544", kill_on_drop: false }`
[INFO] [stdout] 1a4f0769781a39e3ab79c6362aadeebc3682281018c16b99ca2162fc1b175544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e34c69c73af0431e90548388c161b0600e54e71e3e9ece1481f39ba03ea27a65
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e34c69c73af0431e90548388c161b0600e54e71e3e9ece1481f39ba03ea27a65", kill_on_drop: false }`
[INFO] [stderr]    Compiling lan-chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::str;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]   --> src/server/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `from_str as from_json`, `to_string as json`
[INFO] [stdout]  --> src/server/types.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json::{to_string as json, from_str as from_json};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 Ok((tx, socket)) => {
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/main.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 |                             Ok(data) => {}, //println!("{:?}", data),
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/server/mod.rs:94:10
[INFO] [stdout]    |
[INFO] [stdout] 94 |                     Err(e) => {}, //println!("Q empty."),
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `srv_rx`
[INFO] [stdout]   --> src/server/mod.rs:68:19
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let (client_tx, srv_rx) = mpsc::sync_channel::<String>(200);
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_srv_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `disc_req`
[INFO] [stdout]   --> src/server/mod.rs:70:7
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let disc_req = Request::new(
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_disc_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/server/mod.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Ok((n, senderIp)) if senderIp == self.socket.local_addr().unwrap() => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Discovering`
[INFO] [stdout]  --> src/server/types.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Discovering,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WaitingForChannelSelect`
[INFO] [stdout]   --> src/server/types.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     WaitingForChannelSelect,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Handshaking`
[INFO] [stdout]   --> src/server/types.rs:11:2
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Handshaking,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Connected`
[INFO] [stdout]   --> src/server/types.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Connected,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `of_kind`
[INFO] [stdout]   --> src/server/types.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn of_kind(&self, k: RequestKind) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AlreadyStarted`
[INFO] [stdout]   --> src/server/types.rs:80:2
[INFO] [stdout]    |
[INFO] [stdout] 80 |     AlreadyStarted,    
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> src/server/mod.rs:18:2
[INFO] [stdout]    |
[INFO] [stdout] 18 |     state: ServerState,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     sock.send_to("saying hello".as_bytes(), "192.168.1.255:12345");
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server/mod.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 msg_tx.try_send(Message::new(String::from("Test Message"), request.header.sender));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server/mod.rs:79:3
[INFO] [stdout]    |
[INFO] [stdout] 79 |           thread::Builder::new().name("network_communication".to_string()).spawn(move || {
[INFO] [stdout]    |  _________^
[INFO] [stdout] 80 | |             loop {
[INFO] [stdout] 81 | |                 thread::sleep(time::Duration::from_millis(500));
[INFO] [stdout] 82 | |                 match self.try_get_request() {
[INFO] [stdout] ...  |
[INFO] [stdout] 97 | |
[INFO] [stdout] 98 | |         });
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server/mod.rs:85:7
[INFO] [stdout]    |
[INFO] [stdout] 85 |                         self.handle_request(&srv_tx, &request_sender, request);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server/mod.rs:91:7
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         self.send_request(request);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `senderIp` should have a snake case name
[INFO] [stdout]    --> src/server/mod.rs:105:11
[INFO] [stdout]     |
[INFO] [stdout] 105 |             Ok((n, senderIp)) if senderIp == self.socket.local_addr().unwrap() => {
[INFO] [stdout]     |                    ^^^^^^^^ help: convert the identifier to snake case: `sender_ip`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `senderIp` should have a snake case name
[INFO] [stdout]    --> src/server/mod.rs:109:26
[INFO] [stdout]     |
[INFO] [stdout] 109 |             Ok((n, SocketAddr::V4(senderIp))) => {
[INFO] [stdout]     |                                   ^^^^^^^^ help: convert the identifier to snake case: `sender_ip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/server/mod.rs:127:3
[INFO] [stdout]     |
[INFO] [stdout] 127 |         self.socket.send_to(json(&request).unwrap().as_bytes(), "192.168.1.255:12345");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]   --> src/server/types.rs:51:3
[INFO] [stdout]    |
[INFO] [stdout] 51 |         k == self.kind;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "e34c69c73af0431e90548388c161b0600e54e71e3e9ece1481f39ba03ea27a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e34c69c73af0431e90548388c161b0600e54e71e3e9ece1481f39ba03ea27a65", kill_on_drop: false }`
[INFO] [stdout] e34c69c73af0431e90548388c161b0600e54e71e3e9ece1481f39ba03ea27a65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72c37bc44a7f54c427385f67192a39f08bce512791a5d6ad8a431f9c5ef37309
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "72c37bc44a7f54c427385f67192a39f08bce512791a5d6ad8a431f9c5ef37309", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]   --> src/server/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use serde_json;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `from_str as from_json`, `to_string as json`
[INFO] [stderr]  --> src/server/types.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serde_json::{to_string as json, from_str as from_json};
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tx`
[INFO] [stderr]   --> src/main.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 Ok((tx, socket)) => {
[INFO] [stderr]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/main.rs:55:11
[INFO] [stderr]    |
[INFO] [stderr] 55 |                             Ok(data) => {}, //println!("{:?}", data),
[INFO] [stderr]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/server/mod.rs:94:10
[INFO] [stderr]    |
[INFO] [stderr] 94 |                     Err(e) => {}, //println!("Q empty."),
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `srv_rx`
[INFO] [stderr]   --> src/server/mod.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let (client_tx, srv_rx) = mpsc::sync_channel::<String>(200);
[INFO] [stderr]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_srv_rx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `disc_req`
[INFO] [stderr]   --> src/server/mod.rs:70:7
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let disc_req = Request::new(
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_disc_req`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/server/mod.rs:105:8
[INFO] [stderr]     |
[INFO] [stderr] 105 |             Ok((n, senderIp)) if senderIp == self.socket.local_addr().unwrap() => {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Discovering`
[INFO] [stderr]  --> src/server/types.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Discovering,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `WaitingForChannelSelect`
[INFO] [stderr]   --> src/server/types.rs:10:2
[INFO] [stderr]    |
[INFO] [stderr] 10 |     WaitingForChannelSelect,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Handshaking`
[INFO] [stderr]   --> src/server/types.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Handshaking,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Connected`
[INFO] [stderr]   --> src/server/types.rs:12:2
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Connected,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `of_kind`
[INFO] [stderr]   --> src/server/types.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn of_kind(&self, k: RequestKind) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AlreadyStarted`
[INFO] [stderr]   --> src/server/types.rs:80:2
[INFO] [stderr]    |
[INFO] [stderr] 80 |     AlreadyStarted,    
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `state`
[INFO] [stderr]   --> src/server/mod.rs:18:2
[INFO] [stderr]    |
[INFO] [stderr] 18 |     state: ServerState,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:31:6
[INFO] [stderr]    |
[INFO] [stderr] 31 |                     sock.send_to("saying hello".as_bytes(), "192.168.1.255:12345");
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/server/mod.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 msg_tx.try_send(Message::new(String::from("Test Message"), request.header.sender));
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/server/mod.rs:79:3
[INFO] [stderr]    |
[INFO] [stderr] 79 |           thread::Builder::new().name("network_communication".to_string()).spawn(move || {
[INFO] [stderr]    |  _________^
[INFO] [stderr] 80 | |             loop {
[INFO] [stderr] 81 | |                 thread::sleep(time::Duration::from_millis(500));
[INFO] [stderr] 82 | |                 match self.try_get_request() {
[INFO] [stderr] ...  |
[INFO] [stderr] 97 | |
[INFO] [stderr] 98 | |         });
[INFO] [stderr]    | |___________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/server/mod.rs:85:7
[INFO] [stderr]    |
[INFO] [stderr] 85 |                         self.handle_request(&srv_tx, &request_sender, request);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/server/mod.rs:91:7
[INFO] [stderr]    |
[INFO] [stderr] 91 |                         self.send_request(request);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: variable `senderIp` should have a snake case name
[INFO] [stderr]    --> src/server/mod.rs:105:11
[INFO] [stderr]     |
[INFO] [stderr] 105 |             Ok((n, senderIp)) if senderIp == self.socket.local_addr().unwrap() => {
[INFO] [stderr]     |                    ^^^^^^^^ help: convert the identifier to snake case: `sender_ip`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `senderIp` should have a snake case name
[INFO] [stderr]    --> src/server/mod.rs:109:26
[INFO] [stderr]     |
[INFO] [stderr] 109 |             Ok((n, SocketAddr::V4(senderIp))) => {
[INFO] [stderr]     |                                   ^^^^^^^^ help: convert the identifier to snake case: `sender_ip`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/server/mod.rs:127:3
[INFO] [stderr]     |
[INFO] [stderr] 127 |         self.socket.send_to(json(&request).unwrap().as_bytes(), "192.168.1.255:12345");
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]   --> src/server/types.rs:51:3
[INFO] [stderr]    |
[INFO] [stderr] 51 |         k == self.kind;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 25 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lan_chat-123ac82e91d1fb63
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "72c37bc44a7f54c427385f67192a39f08bce512791a5d6ad8a431f9c5ef37309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72c37bc44a7f54c427385f67192a39f08bce512791a5d6ad8a431f9c5ef37309", kill_on_drop: false }`
[INFO] [stdout] 72c37bc44a7f54c427385f67192a39f08bce512791a5d6ad8a431f9c5ef37309
