Dec 17 17:44:07.996 INFO checking plafue/AntsStarterPackRust against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 17:44:07.996 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/plafue/AntsStarterPackRust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 17:44:08.496 INFO [stdout] 1bcdbbb6a9c7ff396a0be66724159ae56df2a218232a45a2740d47867d1aac5d
Dec 17 17:44:08.504 INFO running `"docker" "start" "-a" "1bcdbbb6a9c7ff396a0be66724159ae56df2a218232a45a2740d47867d1aac5d"`
Dec 17 17:44:09.952 INFO [stderr]     Checking antsstarterpackrust v0.1.0 (/opt/crater/workdir)
Dec 17 17:44:10.232 INFO [stderr] warning: unused import: `File`
Dec 17 17:44:10.232 INFO [stderr]  --> src/main.rs:2:15
Dec 17 17:44:10.232 INFO [stderr]   |
Dec 17 17:44:10.232 INFO [stderr] 2 | use std::fs::{File, OpenOptions};
Dec 17 17:44:10.232 INFO [stderr]   |               ^^^^
Dec 17 17:44:10.232 INFO [stderr]   |
Dec 17 17:44:10.232 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:44:10.232 INFO [stderr] 
Dec 17 17:44:10.294 INFO [stderr] warning: unused import: `File`
Dec 17 17:44:10.294 INFO [stderr]  --> src/main.rs:2:15
Dec 17 17:44:10.294 INFO [stderr]   |
Dec 17 17:44:10.294 INFO [stderr] 2 | use std::fs::{File, OpenOptions};
Dec 17 17:44:10.294 INFO [stderr]   |               ^^^^
Dec 17 17:44:10.294 INFO [stderr]   |
Dec 17 17:44:10.294 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:44:10.294 INFO [stderr] 
Dec 17 17:44:10.343 INFO [stderr] warning: unused variable: `config`
Dec 17 17:44:10.343 INFO [stderr]   --> src/main.rs:29:133
Dec 17 17:44:10.343 INFO [stderr]    |
Dec 17 17:44:10.343 INFO [stderr] 29 | fn run_game<L: Write, R: Read, W: Write>(log_writer: &mut BufWriter<L>,in_stream: &mut BufReader<R>, out_stream: &mut BufWriter<W>, config: GameConfig, board: &mut Board) {
Dec 17 17:44:10.343 INFO [stderr]    |                                                                                                                                     ^^^^^^ help: consider using `_config` instead
Dec 17 17:44:10.343 INFO [stderr]    |
Dec 17 17:44:10.343 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 17:44:10.343 INFO [stderr] 
Dec 17 17:44:10.343 INFO [stderr] warning: unused variable: `board`
Dec 17 17:44:10.343 INFO [stderr]   --> src/main.rs:29:153
Dec 17 17:44:10.343 INFO [stderr]    |
Dec 17 17:44:10.343 INFO [stderr] 29 | fn run_game<L: Write, R: Read, W: Write>(log_writer: &mut BufWriter<L>,in_stream: &mut BufReader<R>, out_stream: &mut BufWriter<W>, config: GameConfig, board: &mut Board) {
Dec 17 17:44:10.343 INFO [stderr]    |                                                                                                                                                         ^^^^^ help: consider using `_board` instead
Dec 17 17:44:10.343 INFO [stderr] 
Dec 17 17:44:10.343 INFO [stderr] warning: unused variable: `updateCommnd`
Dec 17 17:44:10.343 INFO [stderr]   --> src/game/mod.rs:39:30
Dec 17 17:44:10.343 INFO [stderr]    |
Dec 17 17:44:10.343 INFO [stderr] 39 |     pub fn update(&mut self, updateCommnd: String) {
Dec 17 17:44:10.344 INFO [stderr]    |                              ^^^^^^^^^^^^ help: consider using `_updateCommnd` instead
Dec 17 17:44:10.344 INFO [stderr] 
Dec 17 17:44:10.364 INFO [stderr] warning: variant is never constructed: `Water`
Dec 17 17:44:10.364 INFO [stderr]  --> src/game/mod.rs:3:5
Dec 17 17:44:10.364 INFO [stderr]   |
Dec 17 17:44:10.364 INFO [stderr] 3 |     Water,
Dec 17 17:44:10.364 INFO [stderr]   |     ^^^^^
Dec 17 17:44:10.364 INFO [stderr]   |
Dec 17 17:44:10.364 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 17:44:10.364 INFO [stderr] 
Dec 17 17:44:10.365 INFO [stderr] warning: variant is never constructed: `Food`
Dec 17 17:44:10.365 INFO [stderr]  --> src/game/mod.rs:5:5
Dec 17 17:44:10.365 INFO [stderr]   |
Dec 17 17:44:10.365 INFO [stderr] 5 |     Food,
Dec 17 17:44:10.365 INFO [stderr]   |     ^^^^
Dec 17 17:44:10.365 INFO [stderr] 
Dec 17 17:44:10.365 INFO [stderr] warning: variant is never constructed: `Dead`
Dec 17 17:44:10.365 INFO [stderr]  --> src/game/mod.rs:9:5
Dec 17 17:44:10.365 INFO [stderr]   |
Dec 17 17:44:10.365 INFO [stderr] 9 |     Dead,
Dec 17 17:44:10.365 INFO [stderr]   |     ^^^^
Dec 17 17:44:10.365 INFO [stderr] 
Dec 17 17:44:10.365 INFO [stderr] warning: variant is never constructed: `MyAnt`
Dec 17 17:44:10.365 INFO [stderr]   --> src/game/mod.rs:11:5
Dec 17 17:44:10.365 INFO [stderr]    |
Dec 17 17:44:10.365 INFO [stderr] 11 |     MyAnt,
Dec 17 17:44:10.365 INFO [stderr]    |     ^^^^^
Dec 17 17:44:10.365 INFO [stderr] 
Dec 17 17:44:10.365 INFO [stderr] warning: variant is never constructed: `EnemyAnt`
Dec 17 17:44:10.365 INFO [stderr]   --> src/game/mod.rs:13:5
Dec 17 17:44:10.365 INFO [stderr]    |
Dec 17 17:44:10.365 INFO [stderr] 13 |     EnemyAnt
Dec 17 17:44:10.365 INFO [stderr]    |     ^^^^^^^^
Dec 17 17:44:10.365 INFO [stderr] 
Dec 17 17:44:10.365 INFO [stderr] warning: struct is never constructed: `UpdateCommand`
Dec 17 17:44:10.365 INFO [stderr]   --> src/game/mod.rs:16:1
Dec 17 17:44:10.365 INFO [stderr]    |
Dec 17 17:44:10.365 INFO [stderr] 16 | struct UpdateCommand {
Dec 17 17:44:10.365 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.365 INFO [stderr] 
Dec 17 17:44:10.365 INFO [stderr] warning: field is never used: `visible`
Dec 17 17:44:10.365 INFO [stderr]   --> src/game/mod.rs:25:5
Dec 17 17:44:10.365 INFO [stderr]    |
Dec 17 17:44:10.365 INFO [stderr] 25 |     visible: bool,
Dec 17 17:44:10.365 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 17 17:44:10.365 INFO [stderr] 
Dec 17 17:44:10.365 INFO [stderr] warning: field is never used: `field_type`
Dec 17 17:44:10.365 INFO [stderr]   --> src/game/mod.rs:26:5
Dec 17 17:44:10.365 INFO [stderr]    |
Dec 17 17:44:10.365 INFO [stderr] 26 |     field_type: FieldType
Dec 17 17:44:10.365 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.365 INFO [stderr] 
Dec 17 17:44:10.365 INFO [stderr] warning: field is never used: `tiles`
Dec 17 17:44:10.365 INFO [stderr]   --> src/game/mod.rs:30:5
Dec 17 17:44:10.365 INFO [stderr]    |
Dec 17 17:44:10.365 INFO [stderr] 30 |     tiles: [[Tile; 256]; 256]
Dec 17 17:44:10.365 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.365 INFO [stderr] 
Dec 17 17:44:10.365 INFO [stderr] warning: method is never used: `update`
Dec 17 17:44:10.365 INFO [stderr]   --> src/game/mod.rs:39:5
Dec 17 17:44:10.365 INFO [stderr]    |
Dec 17 17:44:10.365 INFO [stderr] 39 |     pub fn update(&mut self, updateCommnd: String) {
Dec 17 17:44:10.365 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.365 INFO [stderr] 
Dec 17 17:44:10.365 INFO [stderr] warning: function is never used: `parse_update_command`
Dec 17 17:44:10.365 INFO [stderr]   --> src/game/mod.rs:44:1
Dec 17 17:44:10.365 INFO [stderr]    |
Dec 17 17:44:10.365 INFO [stderr] 44 | fn parse_update_command(line: String) -> UpdateCommand {
Dec 17 17:44:10.365 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.365 INFO [stderr] 
Dec 17 17:44:10.365 INFO [stderr] warning: variable `updateCommnd` should have a snake case name such as `update_commnd`
Dec 17 17:44:10.365 INFO [stderr]   --> src/game/mod.rs:39:30
Dec 17 17:44:10.365 INFO [stderr]    |
Dec 17 17:44:10.365 INFO [stderr] 39 |     pub fn update(&mut self, updateCommnd: String) {
Dec 17 17:44:10.365 INFO [stderr]    |                              ^^^^^^^^^^^^
Dec 17 17:44:10.365 INFO [stderr]    |
Dec 17 17:44:10.365 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 17:44:10.365 INFO [stderr] 
Dec 17 17:44:10.372 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:44:10.372 INFO [stderr]   --> src/main.rs:23:5
Dec 17 17:44:10.372 INFO [stderr]    |
Dec 17 17:44:10.372 INFO [stderr] 23 |     log_writer.write_all(format!("Start game: Config: {:?}\n", config).as_bytes());
Dec 17 17:44:10.372 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.372 INFO [stderr]    |
Dec 17 17:44:10.372 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 17:44:10.372 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:44:10.372 INFO [stderr] 
Dec 17 17:44:10.372 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:44:10.372 INFO [stderr]   --> src/main.rs:31:9
Dec 17 17:44:10.372 INFO [stderr]    |
Dec 17 17:44:10.372 INFO [stderr] 31 |         out_stream.flush();
Dec 17 17:44:10.372 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.372 INFO [stderr]    |
Dec 17 17:44:10.372 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:44:10.372 INFO [stderr] 
Dec 17 17:44:10.372 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:44:10.372 INFO [stderr]   --> src/main.rs:32:9
Dec 17 17:44:10.372 INFO [stderr]    |
Dec 17 17:44:10.372 INFO [stderr] 32 |         log_writer.flush();
Dec 17 17:44:10.372 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.372 INFO [stderr]    |
Dec 17 17:44:10.372 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:44:10.372 INFO [stderr] 
Dec 17 17:44:10.372 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:44:10.372 INFO [stderr]   --> src/main.rs:39:13
Dec 17 17:44:10.372 INFO [stderr]    |
Dec 17 17:44:10.372 INFO [stderr] 39 |             out_stream.write_all(b"go\n");
Dec 17 17:44:10.372 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.372 INFO [stderr]    |
Dec 17 17:44:10.372 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:44:10.372 INFO [stderr] 
Dec 17 17:44:10.372 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:44:10.373 INFO [stderr]   --> src/main.rs:41:13
Dec 17 17:44:10.373 INFO [stderr]    |
Dec 17 17:44:10.373 INFO [stderr] 41 |             log_writer.write_all(format!("RECEIVED: {}\n", line).as_bytes());
Dec 17 17:44:10.373 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.373 INFO [stderr]    |
Dec 17 17:44:10.373 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:44:10.373 INFO [stderr] 
Dec 17 17:44:10.524 INFO [stderr] warning: unused variable: `config`
Dec 17 17:44:10.524 INFO [stderr]   --> src/main.rs:29:133
Dec 17 17:44:10.524 INFO [stderr]    |
Dec 17 17:44:10.524 INFO [stderr] 29 | fn run_game<L: Write, R: Read, W: Write>(log_writer: &mut BufWriter<L>,in_stream: &mut BufReader<R>, out_stream: &mut BufWriter<W>, config: GameConfig, board: &mut Board) {
Dec 17 17:44:10.524 INFO [stderr]    |                                                                                                                                     ^^^^^^ help: consider using `_config` instead
Dec 17 17:44:10.524 INFO [stderr]    |
Dec 17 17:44:10.524 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 17:44:10.524 INFO [stderr] 
Dec 17 17:44:10.524 INFO [stderr] warning: unused variable: `board`
Dec 17 17:44:10.524 INFO [stderr]   --> src/main.rs:29:153
Dec 17 17:44:10.524 INFO [stderr]    |
Dec 17 17:44:10.524 INFO [stderr] 29 | fn run_game<L: Write, R: Read, W: Write>(log_writer: &mut BufWriter<L>,in_stream: &mut BufReader<R>, out_stream: &mut BufWriter<W>, config: GameConfig, board: &mut Board) {
Dec 17 17:44:10.524 INFO [stderr]    |                                                                                                                                                         ^^^^^ help: consider using `_board` instead
Dec 17 17:44:10.524 INFO [stderr] 
Dec 17 17:44:10.524 INFO [stderr] warning: unused variable: `updateCommnd`
Dec 17 17:44:10.524 INFO [stderr]   --> src/game/mod.rs:39:30
Dec 17 17:44:10.524 INFO [stderr]    |
Dec 17 17:44:10.525 INFO [stderr] 39 |     pub fn update(&mut self, updateCommnd: String) {
Dec 17 17:44:10.525 INFO [stderr]    |                              ^^^^^^^^^^^^ help: consider using `_updateCommnd` instead
Dec 17 17:44:10.525 INFO [stderr] 
Dec 17 17:44:10.568 INFO [stderr] warning: variant is never constructed: `Water`
Dec 17 17:44:10.568 INFO [stderr]  --> src/game/mod.rs:3:5
Dec 17 17:44:10.568 INFO [stderr]   |
Dec 17 17:44:10.568 INFO [stderr] 3 |     Water,
Dec 17 17:44:10.568 INFO [stderr]   |     ^^^^^
Dec 17 17:44:10.568 INFO [stderr]   |
Dec 17 17:44:10.568 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 17:44:10.568 INFO [stderr] 
Dec 17 17:44:10.568 INFO [stderr] warning: variant is never constructed: `Food`
Dec 17 17:44:10.568 INFO [stderr]  --> src/game/mod.rs:5:5
Dec 17 17:44:10.569 INFO [stderr]   |
Dec 17 17:44:10.569 INFO [stderr] 5 |     Food,
Dec 17 17:44:10.569 INFO [stderr]   |     ^^^^
Dec 17 17:44:10.569 INFO [stderr] 
Dec 17 17:44:10.569 INFO [stderr] warning: variant is never constructed: `Dead`
Dec 17 17:44:10.569 INFO [stderr]  --> src/game/mod.rs:9:5
Dec 17 17:44:10.569 INFO [stderr]   |
Dec 17 17:44:10.569 INFO [stderr] 9 |     Dead,
Dec 17 17:44:10.569 INFO [stderr]   |     ^^^^
Dec 17 17:44:10.569 INFO [stderr] 
Dec 17 17:44:10.569 INFO [stderr] warning: variant is never constructed: `MyAnt`
Dec 17 17:44:10.569 INFO [stderr]   --> src/game/mod.rs:11:5
Dec 17 17:44:10.569 INFO [stderr]    |
Dec 17 17:44:10.569 INFO [stderr] 11 |     MyAnt,
Dec 17 17:44:10.569 INFO [stderr]    |     ^^^^^
Dec 17 17:44:10.569 INFO [stderr] 
Dec 17 17:44:10.569 INFO [stderr] warning: variant is never constructed: `EnemyAnt`
Dec 17 17:44:10.569 INFO [stderr]   --> src/game/mod.rs:13:5
Dec 17 17:44:10.569 INFO [stderr]    |
Dec 17 17:44:10.569 INFO [stderr] 13 |     EnemyAnt
Dec 17 17:44:10.569 INFO [stderr]    |     ^^^^^^^^
Dec 17 17:44:10.569 INFO [stderr] 
Dec 17 17:44:10.569 INFO [stderr] warning: struct is never constructed: `UpdateCommand`
Dec 17 17:44:10.569 INFO [stderr]   --> src/game/mod.rs:16:1
Dec 17 17:44:10.569 INFO [stderr]    |
Dec 17 17:44:10.569 INFO [stderr] 16 | struct UpdateCommand {
Dec 17 17:44:10.569 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.569 INFO [stderr] 
Dec 17 17:44:10.569 INFO [stderr] warning: field is never used: `visible`
Dec 17 17:44:10.569 INFO [stderr]   --> src/game/mod.rs:25:5
Dec 17 17:44:10.569 INFO [stderr]    |
Dec 17 17:44:10.569 INFO [stderr] 25 |     visible: bool,
Dec 17 17:44:10.569 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 17 17:44:10.569 INFO [stderr] 
Dec 17 17:44:10.569 INFO [stderr] warning: field is never used: `field_type`
Dec 17 17:44:10.569 INFO [stderr]   --> src/game/mod.rs:26:5
Dec 17 17:44:10.569 INFO [stderr]    |
Dec 17 17:44:10.569 INFO [stderr] 26 |     field_type: FieldType
Dec 17 17:44:10.569 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.569 INFO [stderr] 
Dec 17 17:44:10.569 INFO [stderr] warning: field is never used: `tiles`
Dec 17 17:44:10.569 INFO [stderr]   --> src/game/mod.rs:30:5
Dec 17 17:44:10.569 INFO [stderr]    |
Dec 17 17:44:10.569 INFO [stderr] 30 |     tiles: [[Tile; 256]; 256]
Dec 17 17:44:10.569 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.569 INFO [stderr] 
Dec 17 17:44:10.569 INFO [stderr] warning: method is never used: `update`
Dec 17 17:44:10.569 INFO [stderr]   --> src/game/mod.rs:39:5
Dec 17 17:44:10.569 INFO [stderr]    |
Dec 17 17:44:10.569 INFO [stderr] 39 |     pub fn update(&mut self, updateCommnd: String) {
Dec 17 17:44:10.569 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.569 INFO [stderr] 
Dec 17 17:44:10.569 INFO [stderr] warning: function is never used: `parse_update_command`
Dec 17 17:44:10.569 INFO [stderr]   --> src/game/mod.rs:44:1
Dec 17 17:44:10.569 INFO [stderr]    |
Dec 17 17:44:10.569 INFO [stderr] 44 | fn parse_update_command(line: String) -> UpdateCommand {
Dec 17 17:44:10.569 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.569 INFO [stderr] 
Dec 17 17:44:10.569 INFO [stderr] warning: variable `updateCommnd` should have a snake case name such as `update_commnd`
Dec 17 17:44:10.569 INFO [stderr]   --> src/game/mod.rs:39:30
Dec 17 17:44:10.569 INFO [stderr]    |
Dec 17 17:44:10.569 INFO [stderr] 39 |     pub fn update(&mut self, updateCommnd: String) {
Dec 17 17:44:10.569 INFO [stderr]    |                              ^^^^^^^^^^^^
Dec 17 17:44:10.569 INFO [stderr]    |
Dec 17 17:44:10.569 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 17:44:10.569 INFO [stderr] 
Dec 17 17:44:10.579 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:44:10.579 INFO [stderr]   --> src/main.rs:23:5
Dec 17 17:44:10.579 INFO [stderr]    |
Dec 17 17:44:10.579 INFO [stderr] 23 |     log_writer.write_all(format!("Start game: Config: {:?}\n", config).as_bytes());
Dec 17 17:44:10.580 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.580 INFO [stderr]    |
Dec 17 17:44:10.580 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 17:44:10.580 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:44:10.580 INFO [stderr] 
Dec 17 17:44:10.580 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:44:10.580 INFO [stderr]   --> src/main.rs:31:9
Dec 17 17:44:10.580 INFO [stderr]    |
Dec 17 17:44:10.580 INFO [stderr] 31 |         out_stream.flush();
Dec 17 17:44:10.580 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.580 INFO [stderr]    |
Dec 17 17:44:10.580 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:44:10.580 INFO [stderr] 
Dec 17 17:44:10.588 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:44:10.588 INFO [stderr]   --> src/main.rs:32:9
Dec 17 17:44:10.588 INFO [stderr]    |
Dec 17 17:44:10.588 INFO [stderr] 32 |         log_writer.flush();
Dec 17 17:44:10.588 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.588 INFO [stderr]    |
Dec 17 17:44:10.588 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:44:10.588 INFO [stderr] 
Dec 17 17:44:10.588 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:44:10.588 INFO [stderr]   --> src/main.rs:39:13
Dec 17 17:44:10.588 INFO [stderr]    |
Dec 17 17:44:10.588 INFO [stderr] 39 |             out_stream.write_all(b"go\n");
Dec 17 17:44:10.588 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.588 INFO [stderr]    |
Dec 17 17:44:10.588 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:44:10.588 INFO [stderr] 
Dec 17 17:44:10.588 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 17:44:10.588 INFO [stderr]   --> src/main.rs:41:13
Dec 17 17:44:10.588 INFO [stderr]    |
Dec 17 17:44:10.588 INFO [stderr] 41 |             log_writer.write_all(format!("RECEIVED: {}\n", line).as_bytes());
Dec 17 17:44:10.588 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 17:44:10.588 INFO [stderr]    |
Dec 17 17:44:10.588 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 17:44:10.588 INFO [stderr] 
Dec 17 17:44:10.620 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Dec 17 17:44:11.622 INFO running `"docker" "inspect" "1bcdbbb6a9c7ff396a0be66724159ae56df2a218232a45a2740d47867d1aac5d"`
Dec 17 17:44:11.876 INFO running `"docker" "rm" "-f" "1bcdbbb6a9c7ff396a0be66724159ae56df2a218232a45a2740d47867d1aac5d"`
Dec 17 17:44:12.103 INFO [stdout] 1bcdbbb6a9c7ff396a0be66724159ae56df2a218232a45a2740d47867d1aac5d