[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] error: failed to write new configuration file /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships/config.lock
[INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0'
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 3)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 4)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 5)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 6)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 7)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 8)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 9)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 10)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 11)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 12)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 13)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 14)
[INFO] cloning repository https://github.com/kawaii-Code/battleships
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaii-Code/battleships" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37224818b3fcbcc94ea2fcee1edc93a3abfccc18
[INFO] testing kawaii-Code/battleships against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaii-Code%2Fbattleships" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kawaii-Code/battleships on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kawaii-Code/battleships
[INFO] finished tweaking git repo https://github.com/kawaii-Code/battleships
[INFO] tweaked toml for git repo https://github.com/kawaii-Code/battleships written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kawaii-Code/battleships 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 737d523ba8db2c8fa47e096e944f1387764ddcb3bb25df9710068469f1ef0634
[INFO] running `Command { std: "docker" "start" "-a" "737d523ba8db2c8fa47e096e944f1387764ddcb3bb25df9710068469f1ef0634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "737d523ba8db2c8fa47e096e944f1387764ddcb3bb25df9710068469f1ef0634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "737d523ba8db2c8fa47e096e944f1387764ddcb3bb25df9710068469f1ef0634", kill_on_drop: false }`
[INFO] [stdout] 737d523ba8db2c8fa47e096e944f1387764ddcb3bb25df9710068469f1ef0634
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 343b56b9c7122e7cc6b65157359d5922e95bb1095984348d343c1a199246dc8a
[INFO] running `Command { std: "docker" "start" "-a" "343b56b9c7122e7cc6b65157359d5922e95bb1095984348d343c1a199246dc8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling battleships v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `MAGIC_BYTE_PLACE` is never used
[INFO] [stdout]  --> src/utilities/unsafe_net.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const MAGIC_BYTE_PLACE: u8 = 1;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAGIC_BYTE_SHOOT` is never used
[INFO] [stdout]  --> src/utilities/unsafe_net.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const MAGIC_BYTE_SHOOT: u8 = 2;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAGIC_BYTE_GET_SHOT` is never used
[INFO] [stdout]  --> src/utilities/unsafe_net.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const MAGIC_BYTE_GET_SHOT: u8 = 2;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send` is never used
[INFO] [stdout]  --> src/utilities/unsafe_net.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn send(stream: &mut TcpStream, bytes: &[u8]) {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_blocking` is never used
[INFO] [stdout]   --> src/utilities/unsafe_net.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn read_blocking(stream: &mut TcpStream, buf: &mut [u8]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_shot` is never used
[INFO] [stdout]  --> src/gameplay.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn read_shot(player: &mut Player) -> Shot {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `mark` and `mark_kill` are never used
[INFO] [stdout]   --> src/battleships/field.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl CheckField {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn mark(&mut self, x: usize, y: usize, marker: CheckedCell) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn mark_kill(&mut self, x: usize, y: usize) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Victory` is never used
[INFO] [stdout]  --> src/battleships/player.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Victory {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `did_lose` and `shoot` are never used
[INFO] [stdout]   --> src/battleships/player.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Player {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn did_lose(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn shoot(&mut self, opponent: &mut Player, x: usize, y: usize) -> Result<Victory, String> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let _ = player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `mark` and `mark_kill` are never used
[INFO] [stdout]   --> src/battleships/field.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl CheckField {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn mark(&mut self, x: usize, y: usize, marker: CheckedCell) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn mark_kill(&mut self, x: usize, y: usize) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Victory` is never used
[INFO] [stdout]  --> src/battleships/player.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Victory {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `did_lose` and `shoot` are never used
[INFO] [stdout]   --> src/battleships/player.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Player {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn did_lose(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn shoot(&mut self, opponent: &mut Player, x: usize, y: usize) -> Result<Victory, String> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let _ = player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "343b56b9c7122e7cc6b65157359d5922e95bb1095984348d343c1a199246dc8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "343b56b9c7122e7cc6b65157359d5922e95bb1095984348d343c1a199246dc8a", kill_on_drop: false }`
[INFO] [stdout] 343b56b9c7122e7cc6b65157359d5922e95bb1095984348d343c1a199246dc8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf44f0fd32647dc3875d11ae56a2e46a08877b0076c779829ecb27f536fefb3f
[INFO] running `Command { std: "docker" "start" "-a" "bf44f0fd32647dc3875d11ae56a2e46a08877b0076c779829ecb27f536fefb3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling battleships v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `mark` and `mark_kill` are never used
[INFO] [stdout]   --> src/battleships/field.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl CheckField {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn mark(&mut self, x: usize, y: usize, marker: CheckedCell) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn mark_kill(&mut self, x: usize, y: usize) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Victory` is never used
[INFO] [stdout]  --> src/battleships/player.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Victory {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `did_lose` and `shoot` are never used
[INFO] [stdout]   --> src/battleships/player.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Player {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn did_lose(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn shoot(&mut self, opponent: &mut Player, x: usize, y: usize) -> Result<Victory, String> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let _ = player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAGIC_BYTE_PLACE` is never used
[INFO] [stdout]  --> src/utilities/unsafe_net.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const MAGIC_BYTE_PLACE: u8 = 1;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `mark` and `mark_kill` are never used
[INFO] [stdout]   --> src/battleships/field.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl CheckField {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn mark(&mut self, x: usize, y: usize, marker: CheckedCell) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn mark_kill(&mut self, x: usize, y: usize) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAGIC_BYTE_SHOOT` is never used
[INFO] [stdout]  --> src/utilities/unsafe_net.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const MAGIC_BYTE_SHOOT: u8 = 2;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAGIC_BYTE_GET_SHOT` is never used
[INFO] [stdout]  --> src/utilities/unsafe_net.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const MAGIC_BYTE_GET_SHOT: u8 = 2;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Victory` is never used
[INFO] [stdout]  --> src/battleships/player.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Victory {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send` is never used
[INFO] [stdout]  --> src/utilities/unsafe_net.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn send(stream: &mut TcpStream, bytes: &[u8]) {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_blocking` is never used
[INFO] [stdout]   --> src/utilities/unsafe_net.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn read_blocking(stream: &mut TcpStream, buf: &mut [u8]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `did_lose` and `shoot` are never used
[INFO] [stdout]   --> src/battleships/player.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Player {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn did_lose(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn shoot(&mut self, opponent: &mut Player, x: usize, y: usize) -> Result<Victory, String> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_shot` is never used
[INFO] [stdout]  --> src/gameplay.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn read_shot(player: &mut Player) -> Shot {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let _ = player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "bf44f0fd32647dc3875d11ae56a2e46a08877b0076c779829ecb27f536fefb3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf44f0fd32647dc3875d11ae56a2e46a08877b0076c779829ecb27f536fefb3f", kill_on_drop: false }`
[INFO] [stdout] bf44f0fd32647dc3875d11ae56a2e46a08877b0076c779829ecb27f536fefb3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] feccaafbd2776fc771a113ffb895f911f7b1af3a25b41dd58d3ec268e945d3e9
[INFO] running `Command { std: "docker" "start" "-a" "feccaafbd2776fc771a113ffb895f911f7b1af3a25b41dd58d3ec268e945d3e9", kill_on_drop: false }`
[INFO] [stderr] warning: constant `MAGIC_BYTE_PLACE` is never used
[INFO] [stdout] 
[INFO] [stderr]  --> src/utilities/unsafe_net.rs:3:11
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 3 | pub const MAGIC_BYTE_PLACE: u8 = 1;
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MAGIC_BYTE_SHOOT` is never used
[INFO] [stderr]  --> src/utilities/unsafe_net.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const MAGIC_BYTE_SHOOT: u8 = 2;
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MAGIC_BYTE_GET_SHOT` is never used
[INFO] [stderr]  --> src/utilities/unsafe_net.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub const MAGIC_BYTE_GET_SHOT: u8 = 2;
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `send` is never used
[INFO] [stderr]  --> src/utilities/unsafe_net.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn send(stream: &mut TcpStream, bytes: &[u8]) {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `read_blocking` is never used
[INFO] [stderr]   --> src/utilities/unsafe_net.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn read_blocking(stream: &mut TcpStream, buf: &mut [u8]) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `read_shot` is never used
[INFO] [stderr]  --> src/gameplay.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn read_shot(player: &mut Player) -> Shot {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `battleships` (bin "main" test) generated 6 warnings
[INFO] [stderr] warning: methods `mark` and `mark_kill` are never used
[INFO] [stderr]   --> src/battleships/field.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl CheckField {
[INFO] [stderr]    | --------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 46 |     pub fn mark(&mut self, x: usize, y: usize, marker: CheckedCell) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |     fn mark_kill(&mut self, x: usize, y: usize) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Victory` is never used
[INFO] [stderr]  --> src/battleships/player.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Victory {
[INFO] [stderr]   |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `did_lose` and `shoot` are never used
[INFO] [stderr]   --> src/battleships/player.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl Player {
[INFO] [stderr]    | ----------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn did_lose(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 68 |     pub fn shoot(&mut self, opponent: &mut Player, x: usize, y: usize) -> Result<Victory, String> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/server.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let _ = player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/client.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let _ = player.take_damage(shot_buf[1].into(), shot_buf[2].into());
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `battleships` (bin "server" test) generated 4 warnings
[INFO] [stderr] warning: `battleships` (bin "client" test) generated 4 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/client.rs (/opt/rustwide/target/debug/deps/client-6f6fcd87699fb247)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/main-9e3921c5796be8fc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/server.rs (/opt/rustwide/target/debug/deps/server-52b0d1fa2ea1578e)
[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] [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" "feccaafbd2776fc771a113ffb895f911f7b1af3a25b41dd58d3ec268e945d3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feccaafbd2776fc771a113ffb895f911f7b1af3a25b41dd58d3ec268e945d3e9", kill_on_drop: false }`
[INFO] [stdout] feccaafbd2776fc771a113ffb895f911f7b1af3a25b41dd58d3ec268e945d3e9
