Dec 13 18:51:42.387 INFO testing fwcd/SC18-RustClient against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 18:51:42.387 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 18:51:42.681 INFO [stdout] 71d948dc40dd0518c3ee2c3950b3f4c57246f4d8e652258f888936b4b2b2ea8a
Dec 13 18:51:42.683 INFO running `"docker" "start" "-a" "71d948dc40dd0518c3ee2c3950b3f4c57246f4d8e652258f888936b4b2b2ea8a"`
Dec 13 18:51:43.262 INFO [stderr] usermod: no changes
Dec 13 18:51:43.303 INFO [stderr]    Compiling sc18_rustclient v0.1.0 (/source)
Dec 13 18:51:43.775 INFO [stderr] warning: unused variable: `state`
Dec 13 18:51:43.775 INFO [stderr]    --> src/xml_client.rs:139:32
Dec 13 18:51:43.775 INFO [stderr]     |
Dec 13 18:51:43.775 INFO [stderr] 139 |     fn on_update_state(&mut self, state: &GameState) {}
Dec 13 18:51:43.775 INFO [stderr]     |                                   ^^^^^ help: consider using `_state` instead
Dec 13 18:51:43.775 INFO [stderr]     |
Dec 13 18:51:43.775 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 18:51:43.775 INFO [stderr] 
Dec 13 18:51:43.775 INFO [stderr] warning: unused variable: `welcome_message`
Dec 13 18:51:43.775 INFO [stderr]    --> src/xml_client.rs:141:35
Dec 13 18:51:43.775 INFO [stderr]     |
Dec 13 18:51:43.775 INFO [stderr] 141 |     fn on_welcome_message(&mut self, welcome_message: &WelcomeMessage) {}
Dec 13 18:51:43.775 INFO [stderr]     |                                      ^^^^^^^^^^^^^^^ help: consider using `_welcome_message` instead
Dec 13 18:51:43.775 INFO [stderr] 
Dec 13 18:51:43.775 INFO [stderr] warning: unused variable: `room`
Dec 13 18:51:43.775 INFO [stderr]    --> src/xml_client.rs:167:24
Dec 13 18:51:43.775 INFO [stderr]     |
Dec 13 18:51:43.775 INFO [stderr] 167 |     fn on_join(&mut self, room: &Room) {}
Dec 13 18:51:43.775 INFO [stderr]     |                           ^^^^ help: consider using `_room` instead
Dec 13 18:51:43.775 INFO [stderr] 
Dec 13 18:51:43.775 INFO [stderr] warning: unused variable: `node`
Dec 13 18:51:43.775 INFO [stderr]    --> src/xml_client.rs:115:104
Dec 13 18:51:43.775 INFO [stderr]     |
Dec 13 18:51:43.775 INFO [stderr] 115 |     fn get_move_upon_request(color: &str, move_req_listener: &mut ClientListener, game_state: &GameState, node: &mut XMLNode) -> Move {
Dec 13 18:51:43.775 INFO [stderr]     |                                                                                                           ^^^^ help: consider using `_node` instead
Dec 13 18:51:43.775 INFO [stderr] 
Dec 13 18:51:43.789 INFO [stderr] warning: variable does not need to be mutable
Dec 13 18:51:43.789 INFO [stderr]   --> src/xml_client.rs:33:13
Dec 13 18:51:43.789 INFO [stderr]    |
Dec 13 18:51:43.789 INFO [stderr] 33 |     pub fn run(mut self, target: &String, reservation: &String) {
Dec 13 18:51:43.789 INFO [stderr]    |                ----^^^^
Dec 13 18:51:43.789 INFO [stderr]    |                |
Dec 13 18:51:43.789 INFO [stderr]    |                help: remove this `mut`
Dec 13 18:51:43.789 INFO [stderr]    |
Dec 13 18:51:43.789 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 18:51:43.789 INFO [stderr] 
Dec 13 18:51:43.823 INFO [stderr] warning: method is never used: `get_int`
Dec 13 18:51:43.823 INFO [stderr]   --> src/arg_parser.rs:35:2
Dec 13 18:51:43.823 INFO [stderr]    |
Dec 13 18:51:43.823 INFO [stderr] 35 |     pub fn get_int(&self, key: &str) -> Option<i32> {
Dec 13 18:51:43.823 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.823 INFO [stderr]    |
Dec 13 18:51:43.823 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 18:51:43.823 INFO [stderr] 
Dec 13 18:51:43.823 INFO [stderr] warning: struct is never constructed: `Joined`
Dec 13 18:51:43.823 INFO [stderr]  --> src/game.rs:7:1
Dec 13 18:51:43.823 INFO [stderr]   |
Dec 13 18:51:43.823 INFO [stderr] 7 | pub struct Joined {
Dec 13 18:51:43.823 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.823 INFO [stderr] 
Dec 13 18:51:43.823 INFO [stderr] warning: method is never used: `as_joined`
Dec 13 18:51:43.823 INFO [stderr]    --> src/xml_utils.rs:103:2
Dec 13 18:51:43.823 INFO [stderr]     |
Dec 13 18:51:43.823 INFO [stderr] 103 |     pub fn as_joined(&self) -> Joined {
Dec 13 18:51:43.823 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.823 INFO [stderr] 
Dec 13 18:51:43.823 INFO [stderr] warning: method is never used: `get_attributes`
Dec 13 18:51:43.823 INFO [stderr]    --> src/xml_utils.rs:152:2
Dec 13 18:51:43.823 INFO [stderr]     |
Dec 13 18:51:43.823 INFO [stderr] 152 |     pub fn get_attributes(&self) -> &HashMap<String, Vec<String>> { return &self.attribs; }
Dec 13 18:51:43.823 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.823 INFO [stderr] 
Dec 13 18:51:43.823 INFO [stderr] warning: method is never used: `get_childs`
Dec 13 18:51:43.823 INFO [stderr]    --> src/xml_utils.rs:168:2
Dec 13 18:51:43.823 INFO [stderr]     |
Dec 13 18:51:43.823 INFO [stderr] 168 |     pub fn get_childs(&self) -> &Vec<XMLNode> { return &self.childs; }
Dec 13 18:51:43.823 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.823 INFO [stderr] 
Dec 13 18:51:43.823 INFO [stderr] warning: constant item is never used: `LEVEL_NONE`
Dec 13 18:51:43.823 INFO [stderr]  --> src/logger.rs:1:1
Dec 13 18:51:43.823 INFO [stderr]   |
Dec 13 18:51:43.823 INFO [stderr] 1 | const LEVEL_NONE: i32 = 100;
Dec 13 18:51:43.823 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.823 INFO [stderr] 
Dec 13 18:51:43.824 INFO [stderr] warning: constant item is never used: `LEVEL_WARN`
Dec 13 18:51:43.824 INFO [stderr]  --> src/logger.rs:3:1
Dec 13 18:51:43.824 INFO [stderr]   |
Dec 13 18:51:43.824 INFO [stderr] 3 | const LEVEL_WARN: i32 = 1;
Dec 13 18:51:43.824 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.824 INFO [stderr] 
Dec 13 18:51:43.824 INFO [stderr] warning: constant item is never used: `LEVEL_INFO`
Dec 13 18:51:43.824 INFO [stderr]  --> src/logger.rs:4:1
Dec 13 18:51:43.824 INFO [stderr]   |
Dec 13 18:51:43.824 INFO [stderr] 4 | const LEVEL_INFO: i32 = 0;
Dec 13 18:51:43.824 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.824 INFO [stderr] 
Dec 13 18:51:43.824 INFO [stderr] warning: constant item is never used: `LEVEL_DEBUG`
Dec 13 18:51:43.824 INFO [stderr]  --> src/logger.rs:5:1
Dec 13 18:51:43.824 INFO [stderr]   |
Dec 13 18:51:43.824 INFO [stderr] 5 | const LEVEL_DEBUG: i32 = -1;
Dec 13 18:51:43.824 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.824 INFO [stderr] 
Dec 13 18:51:43.824 INFO [stderr] warning: constant item is never used: `LEVEL_VERY_DEEP_TRACE`
Dec 13 18:51:43.824 INFO [stderr]  --> src/logger.rs:8:1
Dec 13 18:51:43.824 INFO [stderr]   |
Dec 13 18:51:43.824 INFO [stderr] 8 | const LEVEL_VERY_DEEP_TRACE: i32 = -4;
Dec 13 18:51:43.824 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.824 INFO [stderr] 
Dec 13 18:51:43.824 INFO [stderr] warning: method is never used: `warn`
Dec 13 18:51:43.824 INFO [stderr]   --> src/logger.rs:23:2
Dec 13 18:51:43.824 INFO [stderr]    |
Dec 13 18:51:43.824 INFO [stderr] 23 |     pub fn warn<F>(&self, msg: F) where F: Fn() -> String            { self.log("[WARN]        ", msg, LEVEL_WARN); }
Dec 13 18:51:43.824 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.824 INFO [stderr] 
Dec 13 18:51:43.824 INFO [stderr] warning: method is never used: `info`
Dec 13 18:51:43.824 INFO [stderr]   --> src/logger.rs:25:2
Dec 13 18:51:43.824 INFO [stderr]    |
Dec 13 18:51:43.824 INFO [stderr] 25 |     pub fn info<F>(&self, msg: F) where F: Fn() -> String            { self.log("[INFO]        ", msg, LEVEL_INFO); }
Dec 13 18:51:43.824 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.824 INFO [stderr] 
Dec 13 18:51:43.824 INFO [stderr] warning: method is never used: `debug`
Dec 13 18:51:43.824 INFO [stderr]   --> src/logger.rs:27:2
Dec 13 18:51:43.824 INFO [stderr]    |
Dec 13 18:51:43.824 INFO [stderr] 27 |     pub fn debug<F>(&self, msg: F) where F: Fn() -> String           { self.log("[DEBUG]       ", msg, LEVEL_DEBUG); }
Dec 13 18:51:43.824 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.824 INFO [stderr] 
Dec 13 18:51:43.824 INFO [stderr] warning: method is never used: `very_deep_trace`
Dec 13 18:51:43.824 INFO [stderr]   --> src/logger.rs:33:2
Dec 13 18:51:43.824 INFO [stderr]    |
Dec 13 18:51:43.824 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 13 18:51:43.824 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:43.824 INFO [stderr] 
Dec 13 18:51:44.775 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
Dec 13 18:51:44.775 INFO [stderr] su: No module specific data is present
Dec 13 18:51:45.181 INFO running `"docker" "inspect" "71d948dc40dd0518c3ee2c3950b3f4c57246f4d8e652258f888936b4b2b2ea8a"`
Dec 13 18:51:45.270 INFO running `"docker" "rm" "-f" "71d948dc40dd0518c3ee2c3950b3f4c57246f4d8e652258f888936b4b2b2ea8a"`
Dec 13 18:51:45.392 INFO [stdout] 71d948dc40dd0518c3ee2c3950b3f4c57246f4d8e652258f888936b4b2b2ea8a
Dec 13 18:51:45.401 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 18:51:45.600 INFO [stdout] 4975cc5c663a135bd71c3a842c18538b0139c95ff1f829cb5e7aeaf8070f3a01
Dec 13 18:51:45.602 INFO running `"docker" "start" "-a" "4975cc5c663a135bd71c3a842c18538b0139c95ff1f829cb5e7aeaf8070f3a01"`
Dec 13 18:51:46.062 INFO [stderr] usermod: no changes
Dec 13 18:51:46.105 INFO [stderr]    Compiling sc18_rustclient v0.1.0 (/source)
Dec 13 18:51:46.574 INFO [stderr] warning: unused variable: `state`
Dec 13 18:51:46.575 INFO [stderr]    --> src/xml_client.rs:139:32
Dec 13 18:51:46.575 INFO [stderr]     |
Dec 13 18:51:46.575 INFO [stderr] 139 |     fn on_update_state(&mut self, state: &GameState) {}
Dec 13 18:51:46.575 INFO [stderr]     |                                   ^^^^^ help: consider using `_state` instead
Dec 13 18:51:46.575 INFO [stderr]     |
Dec 13 18:51:46.575 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 18:51:46.575 INFO [stderr] 
Dec 13 18:51:46.575 INFO [stderr] warning: unused variable: `welcome_message`
Dec 13 18:51:46.575 INFO [stderr]    --> src/xml_client.rs:141:35
Dec 13 18:51:46.575 INFO [stderr]     |
Dec 13 18:51:46.575 INFO [stderr] 141 |     fn on_welcome_message(&mut self, welcome_message: &WelcomeMessage) {}
Dec 13 18:51:46.575 INFO [stderr]     |                                      ^^^^^^^^^^^^^^^ help: consider using `_welcome_message` instead
Dec 13 18:51:46.575 INFO [stderr] 
Dec 13 18:51:46.575 INFO [stderr] warning: unused variable: `room`
Dec 13 18:51:46.575 INFO [stderr]    --> src/xml_client.rs:167:24
Dec 13 18:51:46.575 INFO [stderr]     |
Dec 13 18:51:46.575 INFO [stderr] 167 |     fn on_join(&mut self, room: &Room) {}
Dec 13 18:51:46.575 INFO [stderr]     |                           ^^^^ help: consider using `_room` instead
Dec 13 18:51:46.575 INFO [stderr] 
Dec 13 18:51:46.575 INFO [stderr] warning: unused variable: `node`
Dec 13 18:51:46.575 INFO [stderr]    --> src/xml_client.rs:115:104
Dec 13 18:51:46.575 INFO [stderr]     |
Dec 13 18:51:46.575 INFO [stderr] 115 |     fn get_move_upon_request(color: &str, move_req_listener: &mut ClientListener, game_state: &GameState, node: &mut XMLNode) -> Move {
Dec 13 18:51:46.575 INFO [stderr]     |                                                                                                           ^^^^ help: consider using `_node` instead
Dec 13 18:51:46.575 INFO [stderr] 
Dec 13 18:51:46.588 INFO [stderr] warning: variable does not need to be mutable
Dec 13 18:51:46.588 INFO [stderr]   --> src/xml_client.rs:33:13
Dec 13 18:51:46.588 INFO [stderr]    |
Dec 13 18:51:46.588 INFO [stderr] 33 |     pub fn run(mut self, target: &String, reservation: &String) {
Dec 13 18:51:46.588 INFO [stderr]    |                ----^^^^
Dec 13 18:51:46.588 INFO [stderr]    |                |
Dec 13 18:51:46.588 INFO [stderr]    |                help: remove this `mut`
Dec 13 18:51:46.588 INFO [stderr]    |
Dec 13 18:51:46.588 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 18:51:46.588 INFO [stderr] 
Dec 13 18:51:46.623 INFO [stderr] warning: method is never used: `get_int`
Dec 13 18:51:46.623 INFO [stderr]   --> src/arg_parser.rs:35:2
Dec 13 18:51:46.623 INFO [stderr]    |
Dec 13 18:51:46.623 INFO [stderr] 35 |     pub fn get_int(&self, key: &str) -> Option<i32> {
Dec 13 18:51:46.623 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.623 INFO [stderr]    |
Dec 13 18:51:46.623 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 18:51:46.623 INFO [stderr] 
Dec 13 18:51:46.623 INFO [stderr] warning: struct is never constructed: `Joined`
Dec 13 18:51:46.623 INFO [stderr]  --> src/game.rs:7:1
Dec 13 18:51:46.623 INFO [stderr]   |
Dec 13 18:51:46.623 INFO [stderr] 7 | pub struct Joined {
Dec 13 18:51:46.623 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.623 INFO [stderr] 
Dec 13 18:51:46.624 INFO [stderr] warning: method is never used: `as_joined`
Dec 13 18:51:46.624 INFO [stderr]    --> src/xml_utils.rs:103:2
Dec 13 18:51:46.624 INFO [stderr]     |
Dec 13 18:51:46.624 INFO [stderr] 103 |     pub fn as_joined(&self) -> Joined {
Dec 13 18:51:46.624 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.624 INFO [stderr] 
Dec 13 18:51:46.624 INFO [stderr] warning: method is never used: `get_attributes`
Dec 13 18:51:46.624 INFO [stderr]    --> src/xml_utils.rs:152:2
Dec 13 18:51:46.624 INFO [stderr]     |
Dec 13 18:51:46.624 INFO [stderr] 152 |     pub fn get_attributes(&self) -> &HashMap<String, Vec<String>> { return &self.attribs; }
Dec 13 18:51:46.624 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.624 INFO [stderr] 
Dec 13 18:51:46.624 INFO [stderr] warning: method is never used: `get_childs`
Dec 13 18:51:46.624 INFO [stderr]    --> src/xml_utils.rs:168:2
Dec 13 18:51:46.624 INFO [stderr]     |
Dec 13 18:51:46.624 INFO [stderr] 168 |     pub fn get_childs(&self) -> &Vec<XMLNode> { return &self.childs; }
Dec 13 18:51:46.624 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.624 INFO [stderr] 
Dec 13 18:51:46.624 INFO [stderr] warning: constant item is never used: `LEVEL_NONE`
Dec 13 18:51:46.624 INFO [stderr]  --> src/logger.rs:1:1
Dec 13 18:51:46.624 INFO [stderr]   |
Dec 13 18:51:46.624 INFO [stderr] 1 | const LEVEL_NONE: i32 = 100;
Dec 13 18:51:46.624 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.624 INFO [stderr] 
Dec 13 18:51:46.624 INFO [stderr] warning: constant item is never used: `LEVEL_WARN`
Dec 13 18:51:46.624 INFO [stderr]  --> src/logger.rs:3:1
Dec 13 18:51:46.624 INFO [stderr]   |
Dec 13 18:51:46.624 INFO [stderr] 3 | const LEVEL_WARN: i32 = 1;
Dec 13 18:51:46.624 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.624 INFO [stderr] 
Dec 13 18:51:46.624 INFO [stderr] warning: constant item is never used: `LEVEL_INFO`
Dec 13 18:51:46.624 INFO [stderr]  --> src/logger.rs:4:1
Dec 13 18:51:46.624 INFO [stderr]   |
Dec 13 18:51:46.624 INFO [stderr] 4 | const LEVEL_INFO: i32 = 0;
Dec 13 18:51:46.624 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.624 INFO [stderr] 
Dec 13 18:51:46.624 INFO [stderr] warning: constant item is never used: `LEVEL_DEBUG`
Dec 13 18:51:46.624 INFO [stderr]  --> src/logger.rs:5:1
Dec 13 18:51:46.624 INFO [stderr]   |
Dec 13 18:51:46.624 INFO [stderr] 5 | const LEVEL_DEBUG: i32 = -1;
Dec 13 18:51:46.624 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.624 INFO [stderr] 
Dec 13 18:51:46.624 INFO [stderr] warning: constant item is never used: `LEVEL_VERY_DEEP_TRACE`
Dec 13 18:51:46.624 INFO [stderr]  --> src/logger.rs:8:1
Dec 13 18:51:46.624 INFO [stderr]   |
Dec 13 18:51:46.624 INFO [stderr] 8 | const LEVEL_VERY_DEEP_TRACE: i32 = -4;
Dec 13 18:51:46.625 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.625 INFO [stderr] 
Dec 13 18:51:46.625 INFO [stderr] warning: method is never used: `warn`
Dec 13 18:51:46.625 INFO [stderr]   --> src/logger.rs:23:2
Dec 13 18:51:46.625 INFO [stderr]    |
Dec 13 18:51:46.625 INFO [stderr] 23 |     pub fn warn<F>(&self, msg: F) where F: Fn() -> String            { self.log("[WARN]        ", msg, LEVEL_WARN); }
Dec 13 18:51:46.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.625 INFO [stderr] 
Dec 13 18:51:46.625 INFO [stderr] warning: method is never used: `info`
Dec 13 18:51:46.625 INFO [stderr]   --> src/logger.rs:25:2
Dec 13 18:51:46.625 INFO [stderr]    |
Dec 13 18:51:46.625 INFO [stderr] 25 |     pub fn info<F>(&self, msg: F) where F: Fn() -> String            { self.log("[INFO]        ", msg, LEVEL_INFO); }
Dec 13 18:51:46.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.625 INFO [stderr] 
Dec 13 18:51:46.625 INFO [stderr] warning: method is never used: `debug`
Dec 13 18:51:46.625 INFO [stderr]   --> src/logger.rs:27:2
Dec 13 18:51:46.625 INFO [stderr]    |
Dec 13 18:51:46.625 INFO [stderr] 27 |     pub fn debug<F>(&self, msg: F) where F: Fn() -> String           { self.log("[DEBUG]       ", msg, LEVEL_DEBUG); }
Dec 13 18:51:46.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.625 INFO [stderr] 
Dec 13 18:51:46.625 INFO [stderr] warning: method is never used: `very_deep_trace`
Dec 13 18:51:46.625 INFO [stderr]   --> src/logger.rs:33:2
Dec 13 18:51:46.625 INFO [stderr]    |
Dec 13 18:51:46.625 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 13 18:51:46.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:51:46.625 INFO [stderr] 
Dec 13 18:51:46.837 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Dec 13 18:51:46.839 INFO [stderr] su: No module specific data is present
Dec 13 18:51:47.128 INFO running `"docker" "inspect" "4975cc5c663a135bd71c3a842c18538b0139c95ff1f829cb5e7aeaf8070f3a01"`
Dec 13 18:51:47.208 INFO running `"docker" "rm" "-f" "4975cc5c663a135bd71c3a842c18538b0139c95ff1f829cb5e7aeaf8070f3a01"`
Dec 13 18:51:47.277 INFO [stdout] 4975cc5c663a135bd71c3a842c18538b0139c95ff1f829cb5e7aeaf8070f3a01
Dec 13 18:51:47.279 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 18:51:47.467 INFO [stdout] f3d961dc668ca5b9a865f64b3c126661f5a46297486d2f6b2e3ce0ed28f21f83
Dec 13 18:51:47.469 INFO running `"docker" "start" "-a" "f3d961dc668ca5b9a865f64b3c126661f5a46297486d2f6b2e3ce0ed28f21f83"`
Dec 13 18:51:47.835 INFO [stderr] usermod: no changes
Dec 13 18:51:47.868 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 18:51:47.869 INFO [stderr]      Running /target/debug/deps/sc18_rustclient-5d1ae8103b6129e0
Dec 13 18:51:47.872 INFO [stdout] 
Dec 13 18:51:47.872 INFO [stdout] running 0 tests
Dec 13 18:51:47.872 INFO [stdout] 
Dec 13 18:51:47.872 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 18:51:47.872 INFO [stdout] 
Dec 13 18:51:47.874 INFO [stderr] su: No module specific data is present
Dec 13 18:51:48.132 INFO running `"docker" "inspect" "f3d961dc668ca5b9a865f64b3c126661f5a46297486d2f6b2e3ce0ed28f21f83"`
Dec 13 18:51:48.262 INFO running `"docker" "rm" "-f" "f3d961dc668ca5b9a865f64b3c126661f5a46297486d2f6b2e3ce0ed28f21f83"`
Dec 13 18:51:48.364 INFO [stdout] f3d961dc668ca5b9a865f64b3c126661f5a46297486d2f6b2e3ce0ed28f21f83