[INFO] cloning repository https://github.com/mrlukasbos/catan-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrlukasbos/catan-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrlukasbos%2Fcatan-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrlukasbos%2Fcatan-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 672c657c9967a92d0bd30dce3b9b4ad3b3efcf82
[INFO] testing mrlukasbos/catan-client against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrlukasbos%2Fcatan-client" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrlukasbos/catan-client on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mrlukasbos/catan-client
[INFO] finished tweaking git repo https://github.com/mrlukasbos/catan-client
[INFO] tweaked toml for git repo https://github.com/mrlukasbos/catan-client written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/mrlukasbos/catan-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-derive v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 854095aa83030a6b49db5a160ab602b6f45e10159e1ace20273a05bd53b955ca
[INFO] running `Command { std: "docker" "start" "-a" "854095aa83030a6b49db5a160ab602b6f45e10159e1ace20273a05bd53b955ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "854095aa83030a6b49db5a160ab602b6f45e10159e1ace20273a05bd53b955ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "854095aa83030a6b49db5a160ab602b6f45e10159e1ace20273a05bd53b955ca", kill_on_drop: false }`
[INFO] [stdout] 854095aa83030a6b49db5a160ab602b6f45e10159e1ace20273a05bd53b955ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97cc8b8c5895d8d146b04671f214e4b2e474726e2f981304dbcefb903741fc42
[INFO] running `Command { std: "docker" "start" "-a" "97cc8b8c5895d8d146b04671f214e4b2e474726e2f981304dbcefb903741fc42", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling catan-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/board.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:291:5
[INFO] [stdout]     |
[INFO] [stdout] 286 | /     loop {
[INFO] [stdout] 287 | |         if let Ok(_buffer_size) = buf_stream.read_line(&mut buffer) {
[INFO] [stdout] 288 | |             return Some(buffer)
[INFO] [stdout] 289 | |         }
[INFO] [stdout] 290 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 291 |       None
[INFO] [stdout]     |       ^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]    --> src/main.rs:184:87
[INFO] [stdout]     |
[INFO] [stdout] 184 | fn send_trade_command(stream: &TcpStream, mut buf_stream: &mut BufStream<&TcpStream>, game: &Game) -> Result<(), &'static str> {
[INFO] [stdout]     |                                                                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]    --> src/board.rs:111:41
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn get_edges_from_player(&self, player: &Player) -> Vec<&Edge> {
[INFO] [stdout]     |                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut stream;
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let mut join_message = ServerInput {
[INFO] [stdout]    |             ----^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |     let mut client_response = ServerInput {
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_node_by_key`
[INFO] [stdout]   --> src/board.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn get_node_by_key(&self, key: &str) -> Option<&Node> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_nodes_from_player`
[INFO] [stdout]   --> src/board.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn get_nodes_from_player(&self, player: &Player) -> Vec<&Node> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_cities_from_player`
[INFO] [stdout]   --> src/board.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn get_cities_from_player(&self, player: &Player) -> Vec<&Node> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_villages_from_player`
[INFO] [stdout]    --> src/board.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn get_villages_from_player(&self, player: &Player) -> Vec<&Node> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |         transmit(&mut buf_stream, &stream, &join_message);
[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: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.41s
[INFO] running `Command { std: "docker" "inspect" "97cc8b8c5895d8d146b04671f214e4b2e474726e2f981304dbcefb903741fc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97cc8b8c5895d8d146b04671f214e4b2e474726e2f981304dbcefb903741fc42", kill_on_drop: false }`
[INFO] [stdout] 97cc8b8c5895d8d146b04671f214e4b2e474726e2f981304dbcefb903741fc42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfd3338d37cc025cc4552bb17f292b8d95b60c291dea6c02a74c35776058b342
[INFO] running `Command { std: "docker" "start" "-a" "cfd3338d37cc025cc4552bb17f292b8d95b60c291dea6c02a74c35776058b342", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling catan-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/board.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:291:5
[INFO] [stdout]     |
[INFO] [stdout] 286 | /     loop {
[INFO] [stdout] 287 | |         if let Ok(_buffer_size) = buf_stream.read_line(&mut buffer) {
[INFO] [stdout] 288 | |             return Some(buffer)
[INFO] [stdout] 289 | |         }
[INFO] [stdout] 290 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 291 |       None
[INFO] [stdout]     |       ^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]    --> src/main.rs:184:87
[INFO] [stdout]     |
[INFO] [stdout] 184 | fn send_trade_command(stream: &TcpStream, mut buf_stream: &mut BufStream<&TcpStream>, game: &Game) -> Result<(), &'static str> {
[INFO] [stdout]     |                                                                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]    --> src/board.rs:111:41
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn get_edges_from_player(&self, player: &Player) -> Vec<&Edge> {
[INFO] [stdout]     |                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut stream;
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let mut join_message = ServerInput {
[INFO] [stdout]    |             ----^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |     let mut client_response = ServerInput {
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_node_by_key`
[INFO] [stdout]   --> src/board.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn get_node_by_key(&self, key: &str) -> Option<&Node> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_nodes_from_player`
[INFO] [stdout]   --> src/board.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn get_nodes_from_player(&self, player: &Player) -> Vec<&Node> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_cities_from_player`
[INFO] [stdout]   --> src/board.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn get_cities_from_player(&self, player: &Player) -> Vec<&Node> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_villages_from_player`
[INFO] [stdout]    --> src/board.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn get_villages_from_player(&self, player: &Player) -> Vec<&Node> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |         transmit(&mut buf_stream, &stream, &join_message);
[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: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "cfd3338d37cc025cc4552bb17f292b8d95b60c291dea6c02a74c35776058b342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfd3338d37cc025cc4552bb17f292b8d95b60c291dea6c02a74c35776058b342", kill_on_drop: false }`
[INFO] [stdout] cfd3338d37cc025cc4552bb17f292b8d95b60c291dea6c02a74c35776058b342
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83bc2606e6d4a5cbc05a95c6eb48928d6ad95c226d6b4b7d9699de187c71cd3c
[INFO] running `Command { std: "docker" "start" "-a" "83bc2606e6d4a5cbc05a95c6eb48928d6ad95c226d6b4b7d9699de187c71cd3c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/board.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:291:5
[INFO] [stderr]     |
[INFO] [stderr] 286 | /     loop {
[INFO] [stderr] 287 | |         if let Ok(_buffer_size) = buf_stream.read_line(&mut buffer) {
[INFO] [stderr] 288 | |             return Some(buffer)
[INFO] [stderr] 289 | |         }
[INFO] [stderr] 290 | |     }
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 291 |       None
[INFO] [stderr]     |       ^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `game`
[INFO] [stderr]    --> src/main.rs:184:87
[INFO] [stderr]     |
[INFO] [stderr] 184 | fn send_trade_command(stream: &TcpStream, mut buf_stream: &mut BufStream<&TcpStream>, game: &Game) -> Result<(), &'static str> {
[INFO] [stderr]     |                                                                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `player`
[INFO] [stderr]    --> src/board.rs:111:41
[INFO] [stderr]     |
[INFO] [stderr] 111 |     pub fn get_edges_from_player(&self, player: &Player) -> Vec<&Edge> {
[INFO] [stderr]     |                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let mut stream;
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let mut join_message = ServerInput {
[INFO] [stderr]    |             ----^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |     let mut client_response = ServerInput {
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_node_by_key`
[INFO] [stderr]   --> src/board.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn get_node_by_key(&self, key: &str) -> Option<&Node> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_nodes_from_player`
[INFO] [stderr]   --> src/board.rs:88:12
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub fn get_nodes_from_player(&self, player: &Player) -> Vec<&Node> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_cities_from_player`
[INFO] [stderr]   --> src/board.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn get_cities_from_player(&self, player: &Player) -> Vec<&Node> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_villages_from_player`
[INFO] [stderr]    --> src/board.rs:104:12
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn get_villages_from_player(&self, player: &Player) -> Vec<&Node> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:97:9
[INFO] [stderr]    |
[INFO] [stderr] 97 |         transmit(&mut buf_stream, &stream, &join_message);
[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: `catan-client` (bin "catan-client" test) generated 12 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.94s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/catan_client-5f8b9592fd6d6ee6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83bc2606e6d4a5cbc05a95c6eb48928d6ad95c226d6b4b7d9699de187c71cd3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83bc2606e6d4a5cbc05a95c6eb48928d6ad95c226d6b4b7d9699de187c71cd3c", kill_on_drop: false }`
[INFO] [stdout] 83bc2606e6d4a5cbc05a95c6eb48928d6ad95c226d6b4b7d9699de187c71cd3c