[INFO] updating cached repository https://github.com/fwcd/SC18-RustClient
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c763d61e0f50783c552b8f6180a361a1d6058817
[INFO] testing fwcd/SC18-RustClient against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffwcd%2FSC18-RustClient" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fwcd/SC18-RustClient on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fwcd/SC18-RustClient
[INFO] finished tweaking git repo https://github.com/fwcd/SC18-RustClient
[INFO] tweaked toml for git repo https://github.com/fwcd/SC18-RustClient written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/fwcd/SC18-RustClient already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 11cd2fadb814e52bb412ddaad3eba0559724596454002ea07bb57a8633ade728
[INFO] running `"docker" "start" "-a" "11cd2fadb814e52bb412ddaad3eba0559724596454002ea07bb57a8633ade728"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling sc18_rustclient v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |     listeners: Vec<Box<ClientListener>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:26:47
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn add_listener(&mut self, listener: Box<ClientListener>) {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:52:46
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn fire_listeners(&mut self, notifier: &mut FnMut(&mut ClientListener)) {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut ClientListener)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:52:57
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn fire_listeners(&mut self, notifier: &mut FnMut(&mut ClientListener)) {
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:55:28
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let mut boxed: &mut Box<ClientListener> = &mut self.listeners[i];
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:76:40
[INFO] [stderr]    |
[INFO] [stderr] 76 |                             let mut move_req_listener: &mut ClientListener;
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/xml_client.rs:115:64
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn get_move_upon_request(color: &str, move_req_listener: &mut ClientListener, game_state: &GameState, node: &mut XMLNode) -> Move {
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/xml_client.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn on_update_state(&mut self, state: &GameState) {}
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `welcome_message`
[INFO] [stderr]    --> src/xml_client.rs:141:35
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn on_welcome_message(&mut self, welcome_message: &WelcomeMessage) {}
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_welcome_message`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `room`
[INFO] [stderr]    --> src/xml_client.rs:167:24
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn on_join(&mut self, room: &Room) {}
[INFO] [stderr]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_room`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/xml_client.rs:115:104
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn get_move_upon_request(color: &str, move_req_listener: &mut ClientListener, game_state: &GameState, node: &mut XMLNode) -> Move {
[INFO] [stderr]     |                                                                                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn run(mut self, target: &String, reservation: &String) {
[INFO] [stderr]    |                ----^^^^
[INFO] [stderr]    |                |
[INFO] [stderr]    |                help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let mut boxed: &mut Box<ClientListener> = &mut self.listeners[i];
[INFO] [stderr]    |                 ----^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 56 |             let mut reference = boxed.as_mut();
[INFO] [stderr]    |                 ----^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:76:12
[INFO] [stderr]    |
[INFO] [stderr] 76 |                             let mut move_req_listener: &mut ClientListener;
[INFO] [stderr]    |                                 ----^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_int`
[INFO] [stderr]   --> src/arg_parser.rs:35:2
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn get_int(&self, key: &str) -> Option<i32> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Joined`
[INFO] [stderr]  --> src/game.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Joined {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_joined`
[INFO] [stderr]    --> src/xml_utils.rs:103:2
[INFO] [stderr]     |
[INFO] [stderr] 103 |     pub fn as_joined(&self) -> Joined {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_attributes`
[INFO] [stderr]    --> src/xml_utils.rs:152:2
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn get_attributes(&self) -> &HashMap<String, Vec<String>> { return &self.attribs; }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_childs`
[INFO] [stderr]    --> src/xml_utils.rs:168:2
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub fn get_childs(&self) -> &Vec<XMLNode> { return &self.childs; }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_NONE`
[INFO] [stderr]  --> src/logger.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | const LEVEL_NONE: i32 = 100;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_WARN`
[INFO] [stderr]  --> src/logger.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const LEVEL_WARN: i32 = 1;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_INFO`
[INFO] [stderr]  --> src/logger.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | const LEVEL_INFO: i32 = 0;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_DEBUG`
[INFO] [stderr]  --> src/logger.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const LEVEL_DEBUG: i32 = -1;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_VERY_DEEP_TRACE`
[INFO] [stderr]  --> src/logger.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const LEVEL_VERY_DEEP_TRACE: i32 = -4;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `warn`
[INFO] [stderr]   --> src/logger.rs:23:2
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn warn<F>(&self, msg: F) where F: Fn() -> String            { self.log("[WARN]        ", msg, LEVEL_WARN); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `info`
[INFO] [stderr]   --> src/logger.rs:25:2
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn info<F>(&self, msg: F) where F: Fn() -> String            { self.log("[INFO]        ", msg, LEVEL_INFO); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `debug`
[INFO] [stderr]   --> src/logger.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn debug<F>(&self, msg: F) where F: Fn() -> String           { self.log("[DEBUG]       ", msg, LEVEL_DEBUG); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `very_deep_trace`
[INFO] [stderr]   --> src/logger.rs:33:2
[INFO] [stderr]    |
[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); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `"docker" "inspect" "11cd2fadb814e52bb412ddaad3eba0559724596454002ea07bb57a8633ade728"`
[INFO] running `"docker" "rm" "-f" "11cd2fadb814e52bb412ddaad3eba0559724596454002ea07bb57a8633ade728"`
[INFO] [stdout] 11cd2fadb814e52bb412ddaad3eba0559724596454002ea07bb57a8633ade728
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b4d4fe8e3094005ad08f41584149d54199e6fd48f1f0361a3d44496a1d384584
[INFO] running `"docker" "start" "-a" "b4d4fe8e3094005ad08f41584149d54199e6fd48f1f0361a3d44496a1d384584"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sc18_rustclient v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |     listeners: Vec<Box<ClientListener>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:26:47
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn add_listener(&mut self, listener: Box<ClientListener>) {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:52:46
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn fire_listeners(&mut self, notifier: &mut FnMut(&mut ClientListener)) {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut ClientListener)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:52:57
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn fire_listeners(&mut self, notifier: &mut FnMut(&mut ClientListener)) {
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:55:28
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let mut boxed: &mut Box<ClientListener> = &mut self.listeners[i];
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:76:40
[INFO] [stderr]    |
[INFO] [stderr] 76 |                             let mut move_req_listener: &mut ClientListener;
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/xml_client.rs:115:64
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn get_move_upon_request(color: &str, move_req_listener: &mut ClientListener, game_state: &GameState, node: &mut XMLNode) -> Move {
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/xml_client.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn on_update_state(&mut self, state: &GameState) {}
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `welcome_message`
[INFO] [stderr]    --> src/xml_client.rs:141:35
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn on_welcome_message(&mut self, welcome_message: &WelcomeMessage) {}
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_welcome_message`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `room`
[INFO] [stderr]    --> src/xml_client.rs:167:24
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn on_join(&mut self, room: &Room) {}
[INFO] [stderr]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_room`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/xml_client.rs:115:104
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn get_move_upon_request(color: &str, move_req_listener: &mut ClientListener, game_state: &GameState, node: &mut XMLNode) -> Move {
[INFO] [stderr]     |                                                                                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn run(mut self, target: &String, reservation: &String) {
[INFO] [stderr]    |                ----^^^^
[INFO] [stderr]    |                |
[INFO] [stderr]    |                help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let mut boxed: &mut Box<ClientListener> = &mut self.listeners[i];
[INFO] [stderr]    |                 ----^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 56 |             let mut reference = boxed.as_mut();
[INFO] [stderr]    |                 ----^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:76:12
[INFO] [stderr]    |
[INFO] [stderr] 76 |                             let mut move_req_listener: &mut ClientListener;
[INFO] [stderr]    |                                 ----^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_int`
[INFO] [stderr]   --> src/arg_parser.rs:35:2
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn get_int(&self, key: &str) -> Option<i32> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Joined`
[INFO] [stderr]  --> src/game.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Joined {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_joined`
[INFO] [stderr]    --> src/xml_utils.rs:103:2
[INFO] [stderr]     |
[INFO] [stderr] 103 |     pub fn as_joined(&self) -> Joined {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_attributes`
[INFO] [stderr]    --> src/xml_utils.rs:152:2
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn get_attributes(&self) -> &HashMap<String, Vec<String>> { return &self.attribs; }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_childs`
[INFO] [stderr]    --> src/xml_utils.rs:168:2
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub fn get_childs(&self) -> &Vec<XMLNode> { return &self.childs; }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_NONE`
[INFO] [stderr]  --> src/logger.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | const LEVEL_NONE: i32 = 100;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_WARN`
[INFO] [stderr]  --> src/logger.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const LEVEL_WARN: i32 = 1;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_INFO`
[INFO] [stderr]  --> src/logger.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | const LEVEL_INFO: i32 = 0;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_DEBUG`
[INFO] [stderr]  --> src/logger.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const LEVEL_DEBUG: i32 = -1;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_VERY_DEEP_TRACE`
[INFO] [stderr]  --> src/logger.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const LEVEL_VERY_DEEP_TRACE: i32 = -4;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `warn`
[INFO] [stderr]   --> src/logger.rs:23:2
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn warn<F>(&self, msg: F) where F: Fn() -> String            { self.log("[WARN]        ", msg, LEVEL_WARN); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `info`
[INFO] [stderr]   --> src/logger.rs:25:2
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn info<F>(&self, msg: F) where F: Fn() -> String            { self.log("[INFO]        ", msg, LEVEL_INFO); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `debug`
[INFO] [stderr]   --> src/logger.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn debug<F>(&self, msg: F) where F: Fn() -> String           { self.log("[DEBUG]       ", msg, LEVEL_DEBUG); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `very_deep_trace`
[INFO] [stderr]   --> src/logger.rs:33:2
[INFO] [stderr]    |
[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); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "b4d4fe8e3094005ad08f41584149d54199e6fd48f1f0361a3d44496a1d384584"`
[INFO] running `"docker" "rm" "-f" "b4d4fe8e3094005ad08f41584149d54199e6fd48f1f0361a3d44496a1d384584"`
[INFO] [stdout] b4d4fe8e3094005ad08f41584149d54199e6fd48f1f0361a3d44496a1d384584
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 183f81cbe29bd6232a58d10f8c16c87df5ec63120367f23fccbffcc2a7d11877
[INFO] running `"docker" "start" "-a" "183f81cbe29bd6232a58d10f8c16c87df5ec63120367f23fccbffcc2a7d11877"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |     listeners: Vec<Box<ClientListener>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:26:47
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn add_listener(&mut self, listener: Box<ClientListener>) {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:52:46
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn fire_listeners(&mut self, notifier: &mut FnMut(&mut ClientListener)) {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut ClientListener)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:52:57
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn fire_listeners(&mut self, notifier: &mut FnMut(&mut ClientListener)) {
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:55:28
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let mut boxed: &mut Box<ClientListener> = &mut self.listeners[i];
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/xml_client.rs:76:40
[INFO] [stderr]    |
[INFO] [stderr] 76 |                             let mut move_req_listener: &mut ClientListener;
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/xml_client.rs:115:64
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn get_move_upon_request(color: &str, move_req_listener: &mut ClientListener, game_state: &GameState, node: &mut XMLNode) -> Move {
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientListener`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/xml_client.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn on_update_state(&mut self, state: &GameState) {}
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `welcome_message`
[INFO] [stderr]    --> src/xml_client.rs:141:35
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn on_welcome_message(&mut self, welcome_message: &WelcomeMessage) {}
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_welcome_message`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `room`
[INFO] [stderr]    --> src/xml_client.rs:167:24
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn on_join(&mut self, room: &Room) {}
[INFO] [stderr]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_room`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/xml_client.rs:115:104
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn get_move_upon_request(color: &str, move_req_listener: &mut ClientListener, game_state: &GameState, node: &mut XMLNode) -> Move {
[INFO] [stderr]     |                                                                                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn run(mut self, target: &String, reservation: &String) {
[INFO] [stderr]    |                ----^^^^
[INFO] [stderr]    |                |
[INFO] [stderr]    |                help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let mut boxed: &mut Box<ClientListener> = &mut self.listeners[i];
[INFO] [stderr]    |                 ----^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 56 |             let mut reference = boxed.as_mut();
[INFO] [stderr]    |                 ----^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/xml_client.rs:76:12
[INFO] [stderr]    |
[INFO] [stderr] 76 |                             let mut move_req_listener: &mut ClientListener;
[INFO] [stderr]    |                                 ----^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_int`
[INFO] [stderr]   --> src/arg_parser.rs:35:2
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn get_int(&self, key: &str) -> Option<i32> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Joined`
[INFO] [stderr]  --> src/game.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Joined {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_joined`
[INFO] [stderr]    --> src/xml_utils.rs:103:2
[INFO] [stderr]     |
[INFO] [stderr] 103 |     pub fn as_joined(&self) -> Joined {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_attributes`
[INFO] [stderr]    --> src/xml_utils.rs:152:2
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn get_attributes(&self) -> &HashMap<String, Vec<String>> { return &self.attribs; }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_childs`
[INFO] [stderr]    --> src/xml_utils.rs:168:2
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub fn get_childs(&self) -> &Vec<XMLNode> { return &self.childs; }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_NONE`
[INFO] [stderr]  --> src/logger.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | const LEVEL_NONE: i32 = 100;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_WARN`
[INFO] [stderr]  --> src/logger.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const LEVEL_WARN: i32 = 1;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_INFO`
[INFO] [stderr]  --> src/logger.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | const LEVEL_INFO: i32 = 0;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_DEBUG`
[INFO] [stderr]  --> src/logger.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const LEVEL_DEBUG: i32 = -1;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `LEVEL_VERY_DEEP_TRACE`
[INFO] [stderr]  --> src/logger.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const LEVEL_VERY_DEEP_TRACE: i32 = -4;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `warn`
[INFO] [stderr]   --> src/logger.rs:23:2
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn warn<F>(&self, msg: F) where F: Fn() -> String            { self.log("[WARN]        ", msg, LEVEL_WARN); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `info`
[INFO] [stderr]   --> src/logger.rs:25:2
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn info<F>(&self, msg: F) where F: Fn() -> String            { self.log("[INFO]        ", msg, LEVEL_INFO); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `debug`
[INFO] [stderr]   --> src/logger.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn debug<F>(&self, msg: F) where F: Fn() -> String           { self.log("[DEBUG]       ", msg, LEVEL_DEBUG); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `very_deep_trace`
[INFO] [stderr]   --> src/logger.rs:33:2
[INFO] [stderr]    |
[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); }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sc18_rustclient-b657b3c3f3a87190
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "183f81cbe29bd6232a58d10f8c16c87df5ec63120367f23fccbffcc2a7d11877"`
[INFO] running `"docker" "rm" "-f" "183f81cbe29bd6232a58d10f8c16c87df5ec63120367f23fccbffcc2a7d11877"`
[INFO] [stdout] 183f81cbe29bd6232a58d10f8c16c87df5ec63120367f23fccbffcc2a7d11877