[INFO] cloning repository https://github.com/mrlukasbos/catan-client
[INFO] running `"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"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrlukasbos%2Fcatan-client'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ae0f08353f1f06a909dd865ce9127e06fb7f85a4
[INFO] testing mrlukasbos/catan-client against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrlukasbos%2Fcatan-client" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrlukasbos/catan-client on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mrlukasbos/catan-client already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 98256ed640f4d98a996771611113395478c595bdd5a0e145b7bec6aed47197a5
[INFO] running `"docker" "start" "-a" "98256ed640f4d98a996771611113395478c595bdd5a0e145b7bec6aed47197a5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling syn v1.0.5
[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] [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: unused variable: `game`
[INFO] [stderr]    --> src/main.rs:134:87
[INFO] [stderr]     |
[INFO] [stderr] 134 | 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: `stream`
[INFO] [stderr]    --> src/main.rs:147:31
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn send_force_discard_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: `_stream`
[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:147:51
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn send_force_discard_command(stream: &TcpStream, mut buf_stream: &mut BufStream<&TcpStream>, game: &Game) -> Result<(), &'static str> {
[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: 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: associated function is never used: `get_player_by_id`
[INFO] [stderr]   --> src/main.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn get_player_by_id(&self, id: usize) -> Option<&Player> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.58s
[INFO] running `"docker" "inspect" "98256ed640f4d98a996771611113395478c595bdd5a0e145b7bec6aed47197a5"`
[INFO] running `"docker" "rm" "-f" "98256ed640f4d98a996771611113395478c595bdd5a0e145b7bec6aed47197a5"`
[INFO] [stdout] 98256ed640f4d98a996771611113395478c595bdd5a0e145b7bec6aed47197a5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b0c14f3836974289995005bf1b393725d929452e62ba6c598aedf004e21caf0
[INFO] running `"docker" "start" "-a" "8b0c14f3836974289995005bf1b393725d929452e62ba6c598aedf004e21caf0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling catan-client v0.1.0 (/opt/rustwide/workdir)
[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: unused variable: `game`
[INFO] [stderr]    --> src/main.rs:134:87
[INFO] [stderr]     |
[INFO] [stderr] 134 | 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: `stream`
[INFO] [stderr]    --> src/main.rs:147:31
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn send_force_discard_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: `_stream`
[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:147:51
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn send_force_discard_command(stream: &TcpStream, mut buf_stream: &mut BufStream<&TcpStream>, game: &Game) -> Result<(), &'static str> {
[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: 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: associated function is never used: `get_player_by_id`
[INFO] [stderr]   --> src/main.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn get_player_by_id(&self, id: usize) -> Option<&Player> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `"docker" "inspect" "8b0c14f3836974289995005bf1b393725d929452e62ba6c598aedf004e21caf0"`
[INFO] running `"docker" "rm" "-f" "8b0c14f3836974289995005bf1b393725d929452e62ba6c598aedf004e21caf0"`
[INFO] [stdout] 8b0c14f3836974289995005bf1b393725d929452e62ba6c598aedf004e21caf0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ca1bbb01df3b7eebe3553da29a225488806efb2b63f9b35b02d51bd737cb4fb5
[INFO] running `"docker" "start" "-a" "ca1bbb01df3b7eebe3553da29a225488806efb2b63f9b35b02d51bd737cb4fb5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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: unused variable: `game`
[INFO] [stderr]    --> src/main.rs:134:87
[INFO] [stderr]     |
[INFO] [stderr] 134 | 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: `stream`
[INFO] [stderr]    --> src/main.rs:147:31
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn send_force_discard_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: `_stream`
[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:147:51
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn send_force_discard_command(stream: &TcpStream, mut buf_stream: &mut BufStream<&TcpStream>, game: &Game) -> Result<(), &'static str> {
[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: 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: associated function is never used: `get_player_by_id`
[INFO] [stderr]   --> src/main.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn get_player_by_id(&self, id: usize) -> Option<&Player> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/catan_client-f68e65dc043274ef
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ca1bbb01df3b7eebe3553da29a225488806efb2b63f9b35b02d51bd737cb4fb5"`
[INFO] running `"docker" "rm" "-f" "ca1bbb01df3b7eebe3553da29a225488806efb2b63f9b35b02d51bd737cb4fb5"`
[INFO] [stdout] ca1bbb01df3b7eebe3553da29a225488806efb2b63f9b35b02d51bd737cb4fb5