Dec 19 16:43:53.319 INFO checking fwcd/SC18-RustClient against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 16:43:53.319 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/fwcd/SC18-RustClient:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:43:53.556 INFO [stdout] 095ea59ba04fe4cb94409ae0ae6983cb60bb32b419342d19d956728f6d94aca5
Dec 19 16:43:53.558 INFO running `"docker" "start" "-a" "095ea59ba04fe4cb94409ae0ae6983cb60bb32b419342d19d956728f6d94aca5"`
Dec 19 16:43:54.558 INFO [stderr]     Checking sc18_rustclient v0.1.0 (/opt/crater/workdir)
Dec 19 16:43:54.868 INFO [stderr] warning: unused variable: `state`
Dec 19 16:43:54.868 INFO [stderr]    --> src/xml_client.rs:139:32
Dec 19 16:43:54.868 INFO [stderr]     |
Dec 19 16:43:54.868 INFO [stderr] 139 |     fn on_update_state(&mut self, state: &GameState) {}
Dec 19 16:43:54.868 INFO [stderr]     |                                   ^^^^^ help: consider using `_state` instead
Dec 19 16:43:54.868 INFO [stderr]     |
Dec 19 16:43:54.868 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 16:43:54.868 INFO [stderr] 
Dec 19 16:43:54.868 INFO [stderr] warning: unused variable: `welcome_message`
Dec 19 16:43:54.868 INFO [stderr]    --> src/xml_client.rs:141:35
Dec 19 16:43:54.868 INFO [stderr]     |
Dec 19 16:43:54.868 INFO [stderr] 141 |     fn on_welcome_message(&mut self, welcome_message: &WelcomeMessage) {}
Dec 19 16:43:54.868 INFO [stderr]     |                                      ^^^^^^^^^^^^^^^ help: consider using `_welcome_message` instead
Dec 19 16:43:54.868 INFO [stderr] 
Dec 19 16:43:54.868 INFO [stderr] warning: unused variable: `room`
Dec 19 16:43:54.868 INFO [stderr]    --> src/xml_client.rs:167:24
Dec 19 16:43:54.868 INFO [stderr]     |
Dec 19 16:43:54.868 INFO [stderr] 167 |     fn on_join(&mut self, room: &Room) {}
Dec 19 16:43:54.868 INFO [stderr]     |                           ^^^^ help: consider using `_room` instead
Dec 19 16:43:54.868 INFO [stderr] 
Dec 19 16:43:54.868 INFO [stderr] warning: unused variable: `node`
Dec 19 16:43:54.868 INFO [stderr]    --> src/xml_client.rs:115:104
Dec 19 16:43:54.868 INFO [stderr]     |
Dec 19 16:43:54.868 INFO [stderr] 115 |     fn get_move_upon_request(color: &str, move_req_listener: &mut ClientListener, game_state: &GameState, node: &mut XMLNode) -> Move {
Dec 19 16:43:54.868 INFO [stderr]     |                                                                                                           ^^^^ help: consider using `_node` instead
Dec 19 16:43:54.868 INFO [stderr] 
Dec 19 16:43:54.893 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:43:54.893 INFO [stderr]   --> src/xml_client.rs:33:13
Dec 19 16:43:54.893 INFO [stderr]    |
Dec 19 16:43:54.893 INFO [stderr] 33 |     pub fn run(mut self, target: &String, reservation: &String) {
Dec 19 16:43:54.893 INFO [stderr]    |                ----^^^^
Dec 19 16:43:54.893 INFO [stderr]    |                |
Dec 19 16:43:54.893 INFO [stderr]    |                help: remove this `mut`
Dec 19 16:43:54.893 INFO [stderr]    |
Dec 19 16:43:54.893 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 16:43:54.893 INFO [stderr] 
Dec 19 16:43:54.906 INFO [stderr] warning: unused variable: `state`
Dec 19 16:43:54.906 INFO [stderr]    --> src/xml_client.rs:139:32
Dec 19 16:43:54.906 INFO [stderr]     |
Dec 19 16:43:54.906 INFO [stderr] 139 |     fn on_update_state(&mut self, state: &GameState) {}
Dec 19 16:43:54.906 INFO [stderr]     |                                   ^^^^^ help: consider using `_state` instead
Dec 19 16:43:54.906 INFO [stderr]     |
Dec 19 16:43:54.906 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 16:43:54.906 INFO [stderr] 
Dec 19 16:43:54.906 INFO [stderr] warning: unused variable: `welcome_message`
Dec 19 16:43:54.906 INFO [stderr]    --> src/xml_client.rs:141:35
Dec 19 16:43:54.906 INFO [stderr]     |
Dec 19 16:43:54.906 INFO [stderr] 141 |     fn on_welcome_message(&mut self, welcome_message: &WelcomeMessage) {}
Dec 19 16:43:54.906 INFO [stderr]     |                                      ^^^^^^^^^^^^^^^ help: consider using `_welcome_message` instead
Dec 19 16:43:54.906 INFO [stderr] 
Dec 19 16:43:54.906 INFO [stderr] warning: unused variable: `room`
Dec 19 16:43:54.906 INFO [stderr]    --> src/xml_client.rs:167:24
Dec 19 16:43:54.906 INFO [stderr]     |
Dec 19 16:43:54.906 INFO [stderr] 167 |     fn on_join(&mut self, room: &Room) {}
Dec 19 16:43:54.906 INFO [stderr]     |                           ^^^^ help: consider using `_room` instead
Dec 19 16:43:54.906 INFO [stderr] 
Dec 19 16:43:54.906 INFO [stderr] warning: unused variable: `node`
Dec 19 16:43:54.906 INFO [stderr]    --> src/xml_client.rs:115:104
Dec 19 16:43:54.906 INFO [stderr]     |
Dec 19 16:43:54.906 INFO [stderr] 115 |     fn get_move_upon_request(color: &str, move_req_listener: &mut ClientListener, game_state: &GameState, node: &mut XMLNode) -> Move {
Dec 19 16:43:54.906 INFO [stderr]     |                                                                                                           ^^^^ help: consider using `_node` instead
Dec 19 16:43:54.908 INFO [stderr] 
Dec 19 16:43:54.922 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:43:54.922 INFO [stderr]   --> src/xml_client.rs:33:13
Dec 19 16:43:54.922 INFO [stderr]    |
Dec 19 16:43:54.922 INFO [stderr] 33 |     pub fn run(mut self, target: &String, reservation: &String) {
Dec 19 16:43:54.922 INFO [stderr]    |                ----^^^^
Dec 19 16:43:54.922 INFO [stderr]    |                |
Dec 19 16:43:54.922 INFO [stderr]    |                help: remove this `mut`
Dec 19 16:43:54.922 INFO [stderr]    |
Dec 19 16:43:54.922 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 16:43:54.922 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: method is never used: `get_int`
Dec 19 16:43:54.945 INFO [stderr]   --> src/arg_parser.rs:35:2
Dec 19 16:43:54.945 INFO [stderr]    |
Dec 19 16:43:54.945 INFO [stderr] 35 |     pub fn get_int(&self, key: &str) -> Option<i32> {
Dec 19 16:43:54.945 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr]    |
Dec 19 16:43:54.945 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: struct is never constructed: `Joined`
Dec 19 16:43:54.945 INFO [stderr]  --> src/game.rs:7:1
Dec 19 16:43:54.945 INFO [stderr]   |
Dec 19 16:43:54.945 INFO [stderr] 7 | pub struct Joined {
Dec 19 16:43:54.945 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: method is never used: `as_joined`
Dec 19 16:43:54.945 INFO [stderr]    --> src/xml_utils.rs:103:2
Dec 19 16:43:54.945 INFO [stderr]     |
Dec 19 16:43:54.945 INFO [stderr] 103 |     pub fn as_joined(&self) -> Joined {
Dec 19 16:43:54.945 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: method is never used: `get_attributes`
Dec 19 16:43:54.945 INFO [stderr]    --> src/xml_utils.rs:152:2
Dec 19 16:43:54.945 INFO [stderr]     |
Dec 19 16:43:54.945 INFO [stderr] 152 |     pub fn get_attributes(&self) -> &HashMap<String, Vec<String>> { return &self.attribs; }
Dec 19 16:43:54.945 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: method is never used: `get_childs`
Dec 19 16:43:54.945 INFO [stderr]    --> src/xml_utils.rs:168:2
Dec 19 16:43:54.945 INFO [stderr]     |
Dec 19 16:43:54.945 INFO [stderr] 168 |     pub fn get_childs(&self) -> &Vec<XMLNode> { return &self.childs; }
Dec 19 16:43:54.945 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: constant item is never used: `LEVEL_NONE`
Dec 19 16:43:54.945 INFO [stderr]  --> src/logger.rs:1:1
Dec 19 16:43:54.945 INFO [stderr]   |
Dec 19 16:43:54.945 INFO [stderr] 1 | const LEVEL_NONE: i32 = 100;
Dec 19 16:43:54.945 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: constant item is never used: `LEVEL_WARN`
Dec 19 16:43:54.945 INFO [stderr]  --> src/logger.rs:3:1
Dec 19 16:43:54.945 INFO [stderr]   |
Dec 19 16:43:54.945 INFO [stderr] 3 | const LEVEL_WARN: i32 = 1;
Dec 19 16:43:54.945 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: constant item is never used: `LEVEL_INFO`
Dec 19 16:43:54.945 INFO [stderr]  --> src/logger.rs:4:1
Dec 19 16:43:54.945 INFO [stderr]   |
Dec 19 16:43:54.945 INFO [stderr] 4 | const LEVEL_INFO: i32 = 0;
Dec 19 16:43:54.945 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: constant item is never used: `LEVEL_DEBUG`
Dec 19 16:43:54.945 INFO [stderr]  --> src/logger.rs:5:1
Dec 19 16:43:54.945 INFO [stderr]   |
Dec 19 16:43:54.945 INFO [stderr] 5 | const LEVEL_DEBUG: i32 = -1;
Dec 19 16:43:54.945 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: constant item is never used: `LEVEL_VERY_DEEP_TRACE`
Dec 19 16:43:54.945 INFO [stderr]  --> src/logger.rs:8:1
Dec 19 16:43:54.945 INFO [stderr]   |
Dec 19 16:43:54.945 INFO [stderr] 8 | const LEVEL_VERY_DEEP_TRACE: i32 = -4;
Dec 19 16:43:54.945 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: method is never used: `warn`
Dec 19 16:43:54.945 INFO [stderr]   --> src/logger.rs:23:2
Dec 19 16:43:54.945 INFO [stderr]    |
Dec 19 16:43:54.945 INFO [stderr] 23 |     pub fn warn<F>(&self, msg: F) where F: Fn() -> String            { self.log("[WARN]        ", msg, LEVEL_WARN); }
Dec 19 16:43:54.945 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: method is never used: `info`
Dec 19 16:43:54.945 INFO [stderr]   --> src/logger.rs:25:2
Dec 19 16:43:54.945 INFO [stderr]    |
Dec 19 16:43:54.945 INFO [stderr] 25 |     pub fn info<F>(&self, msg: F) where F: Fn() -> String            { self.log("[INFO]        ", msg, LEVEL_INFO); }
Dec 19 16:43:54.945 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: method is never used: `debug`
Dec 19 16:43:54.945 INFO [stderr]   --> src/logger.rs:27:2
Dec 19 16:43:54.945 INFO [stderr]    |
Dec 19 16:43:54.945 INFO [stderr] 27 |     pub fn debug<F>(&self, msg: F) where F: Fn() -> String           { self.log("[DEBUG]       ", msg, LEVEL_DEBUG); }
Dec 19 16:43:54.945 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.945 INFO [stderr] warning: method is never used: `very_deep_trace`
Dec 19 16:43:54.945 INFO [stderr]   --> src/logger.rs:33:2
Dec 19 16:43:54.945 INFO [stderr]    |
Dec 19 16:43:54.945 INFO [stderr] 33 |     pub fn very_deep_trace<F>(&self, msg: F) where F: Fn() -> String { self.log("[V_DEEP_TRACE]", msg, LEVEL_VERY_DEEP_TRACE); }
Dec 19 16:43:54.945 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.945 INFO [stderr] 
Dec 19 16:43:54.956 INFO [stderr] warning: method is never used: `get_int`
Dec 19 16:43:54.957 INFO [stderr]   --> src/arg_parser.rs:35:2
Dec 19 16:43:54.957 INFO [stderr]    |
Dec 19 16:43:54.957 INFO [stderr] 35 |     pub fn get_int(&self, key: &str) -> Option<i32> {
Dec 19 16:43:54.957 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr]    |
Dec 19 16:43:54.957 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: struct is never constructed: `Joined`
Dec 19 16:43:54.957 INFO [stderr]  --> src/game.rs:7:1
Dec 19 16:43:54.957 INFO [stderr]   |
Dec 19 16:43:54.957 INFO [stderr] 7 | pub struct Joined {
Dec 19 16:43:54.957 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: method is never used: `as_joined`
Dec 19 16:43:54.957 INFO [stderr]    --> src/xml_utils.rs:103:2
Dec 19 16:43:54.957 INFO [stderr]     |
Dec 19 16:43:54.957 INFO [stderr] 103 |     pub fn as_joined(&self) -> Joined {
Dec 19 16:43:54.957 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: method is never used: `get_attributes`
Dec 19 16:43:54.957 INFO [stderr]    --> src/xml_utils.rs:152:2
Dec 19 16:43:54.957 INFO [stderr]     |
Dec 19 16:43:54.957 INFO [stderr] 152 |     pub fn get_attributes(&self) -> &HashMap<String, Vec<String>> { return &self.attribs; }
Dec 19 16:43:54.957 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: method is never used: `get_childs`
Dec 19 16:43:54.957 INFO [stderr]    --> src/xml_utils.rs:168:2
Dec 19 16:43:54.957 INFO [stderr]     |
Dec 19 16:43:54.957 INFO [stderr] 168 |     pub fn get_childs(&self) -> &Vec<XMLNode> { return &self.childs; }
Dec 19 16:43:54.957 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: constant item is never used: `LEVEL_NONE`
Dec 19 16:43:54.957 INFO [stderr]  --> src/logger.rs:1:1
Dec 19 16:43:54.957 INFO [stderr]   |
Dec 19 16:43:54.957 INFO [stderr] 1 | const LEVEL_NONE: i32 = 100;
Dec 19 16:43:54.957 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: constant item is never used: `LEVEL_WARN`
Dec 19 16:43:54.957 INFO [stderr]  --> src/logger.rs:3:1
Dec 19 16:43:54.957 INFO [stderr]   |
Dec 19 16:43:54.957 INFO [stderr] 3 | const LEVEL_WARN: i32 = 1;
Dec 19 16:43:54.957 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: constant item is never used: `LEVEL_INFO`
Dec 19 16:43:54.957 INFO [stderr]  --> src/logger.rs:4:1
Dec 19 16:43:54.957 INFO [stderr]   |
Dec 19 16:43:54.957 INFO [stderr] 4 | const LEVEL_INFO: i32 = 0;
Dec 19 16:43:54.957 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: constant item is never used: `LEVEL_DEBUG`
Dec 19 16:43:54.957 INFO [stderr]  --> src/logger.rs:5:1
Dec 19 16:43:54.957 INFO [stderr]   |
Dec 19 16:43:54.957 INFO [stderr] 5 | const LEVEL_DEBUG: i32 = -1;
Dec 19 16:43:54.957 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: constant item is never used: `LEVEL_VERY_DEEP_TRACE`
Dec 19 16:43:54.957 INFO [stderr]  --> src/logger.rs:8:1
Dec 19 16:43:54.957 INFO [stderr]   |
Dec 19 16:43:54.957 INFO [stderr] 8 | const LEVEL_VERY_DEEP_TRACE: i32 = -4;
Dec 19 16:43:54.957 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: method is never used: `warn`
Dec 19 16:43:54.957 INFO [stderr]   --> src/logger.rs:23:2
Dec 19 16:43:54.957 INFO [stderr]    |
Dec 19 16:43:54.957 INFO [stderr] 23 |     pub fn warn<F>(&self, msg: F) where F: Fn() -> String            { self.log("[WARN]        ", msg, LEVEL_WARN); }
Dec 19 16:43:54.957 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: method is never used: `info`
Dec 19 16:43:54.957 INFO [stderr]   --> src/logger.rs:25:2
Dec 19 16:43:54.957 INFO [stderr]    |
Dec 19 16:43:54.957 INFO [stderr] 25 |     pub fn info<F>(&self, msg: F) where F: Fn() -> String            { self.log("[INFO]        ", msg, LEVEL_INFO); }
Dec 19 16:43:54.957 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: method is never used: `debug`
Dec 19 16:43:54.957 INFO [stderr]   --> src/logger.rs:27:2
Dec 19 16:43:54.957 INFO [stderr]    |
Dec 19 16:43:54.957 INFO [stderr] 27 |     pub fn debug<F>(&self, msg: F) where F: Fn() -> String           { self.log("[DEBUG]       ", msg, LEVEL_DEBUG); }
Dec 19 16:43:54.957 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.957 INFO [stderr] warning: method is never used: `very_deep_trace`
Dec 19 16:43:54.957 INFO [stderr]   --> src/logger.rs:33:2
Dec 19 16:43:54.957 INFO [stderr]    |
Dec 19 16:43:54.957 INFO [stderr] 33 |     pub fn very_deep_trace<F>(&self, msg: F) where F: Fn() -> String { self.log("[V_DEEP_TRACE]", msg, LEVEL_VERY_DEEP_TRACE); }
Dec 19 16:43:54.957 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:43:54.957 INFO [stderr] 
Dec 19 16:43:54.978 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
Dec 19 16:43:55.219 INFO running `"docker" "inspect" "095ea59ba04fe4cb94409ae0ae6983cb60bb32b419342d19d956728f6d94aca5"`
Dec 19 16:43:55.326 INFO running `"docker" "rm" "-f" "095ea59ba04fe4cb94409ae0ae6983cb60bb32b419342d19d956728f6d94aca5"`
Dec 19 16:43:55.432 INFO [stdout] 095ea59ba04fe4cb94409ae0ae6983cb60bb32b419342d19d956728f6d94aca5