Dec 19 15:01:48.789 INFO checking johnkoehn/econ-sim against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 15:01:48.789 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/johnkoehn/econ-sim:/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 15:01:48.931 INFO [stdout] f4fa87b09f53f251dd0ca4fbd08ffab146cb8dd09de9f1cfc737ce9827c69a1c
Dec 19 15:01:48.949 INFO running `"docker" "start" "-a" "f4fa87b09f53f251dd0ca4fbd08ffab146cb8dd09de9f1cfc737ce9827c69a1c"`
Dec 19 15:01:49.503 INFO [stderr]     Checking econ-sim v0.1.0 (/opt/crater/workdir)
Dec 19 15:01:49.712 INFO [stderr] warning: unused import: `village_mind::*`
Dec 19 15:01:49.712 INFO [stderr]    --> src/simulation/mod.rs:181:9
Dec 19 15:01:49.712 INFO [stderr]     |
Dec 19 15:01:49.712 INFO [stderr] 181 |     use village_mind::*;
Dec 19 15:01:49.712 INFO [stderr]     |         ^^^^^^^^^^^^^^^
Dec 19 15:01:49.712 INFO [stderr]     |
Dec 19 15:01:49.712 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 19 15:01:49.712 INFO [stderr] 
Dec 19 15:01:49.712 INFO [stderr] warning: unused import: `village::resource::*`
Dec 19 15:01:49.712 INFO [stderr]    --> src/simulation/mod.rs:183:9
Dec 19 15:01:49.712 INFO [stderr]     |
Dec 19 15:01:49.712 INFO [stderr] 183 |     use village::resource::*;
Dec 19 15:01:49.712 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.712 INFO [stderr] 
Dec 19 15:01:49.712 INFO [stderr] warning: unused import: `village_mind::trade_request::*`
Dec 19 15:01:49.712 INFO [stderr]    --> src/simulation/mod.rs:184:9
Dec 19 15:01:49.712 INFO [stderr]     |
Dec 19 15:01:49.712 INFO [stderr] 184 |     use village_mind::trade_request::*;
Dec 19 15:01:49.712 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.712 INFO [stderr] 
Dec 19 15:01:49.712 INFO [stderr] warning: unused import: `village::worker::*`
Dec 19 15:01:49.712 INFO [stderr]    --> src/village/mod.rs:140:9
Dec 19 15:01:49.712 INFO [stderr]     |
Dec 19 15:01:49.712 INFO [stderr] 140 |     use village::worker::*;
Dec 19 15:01:49.712 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.712 INFO [stderr] 
Dec 19 15:01:49.784 INFO [stderr] warning: struct is never constructed: `VillageManager`
Dec 19 15:01:49.784 INFO [stderr]  --> src/simulation/village_manager.rs:4:1
Dec 19 15:01:49.784 INFO [stderr]   |
Dec 19 15:01:49.784 INFO [stderr] 4 | pub struct VillageManager {
Dec 19 15:01:49.784 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.784 INFO [stderr]   |
Dec 19 15:01:49.784 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:01:49.784 INFO [stderr] 
Dec 19 15:01:49.784 INFO [stderr] warning: variant is never constructed: `Upward`
Dec 19 15:01:49.784 INFO [stderr]   --> src/simulation/mod.rs:14:5
Dec 19 15:01:49.784 INFO [stderr]    |
Dec 19 15:01:49.784 INFO [stderr] 14 |     Upward,
Dec 19 15:01:49.784 INFO [stderr]    |     ^^^^^^
Dec 19 15:01:49.784 INFO [stderr] 
Dec 19 15:01:49.784 INFO [stderr] warning: variant is never constructed: `Downward`
Dec 19 15:01:49.784 INFO [stderr]   --> src/simulation/mod.rs:15:5
Dec 19 15:01:49.784 INFO [stderr]    |
Dec 19 15:01:49.784 INFO [stderr] 15 |     Downward,
Dec 19 15:01:49.784 INFO [stderr]    |     ^^^^^^^^
Dec 19 15:01:49.784 INFO [stderr] 
Dec 19 15:01:49.784 INFO [stderr] warning: variant is never constructed: `Equilibrium`
Dec 19 15:01:49.784 INFO [stderr]   --> src/simulation/mod.rs:16:5
Dec 19 15:01:49.784 INFO [stderr]    |
Dec 19 15:01:49.784 INFO [stderr] 16 |     Equilibrium,
Dec 19 15:01:49.784 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 15:01:49.784 INFO [stderr] 
Dec 19 15:01:49.784 INFO [stderr] warning: struct is never constructed: `Simulation`
Dec 19 15:01:49.784 INFO [stderr]   --> src/simulation/mod.rs:19:1
Dec 19 15:01:49.784 INFO [stderr]    |
Dec 19 15:01:49.784 INFO [stderr] 19 | pub struct Simulation {
Dec 19 15:01:49.785 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: method is never used: `new`
Dec 19 15:01:49.785 INFO [stderr]   --> src/simulation/mod.rs:26:5
Dec 19 15:01:49.785 INFO [stderr]    |
Dec 19 15:01:49.785 INFO [stderr] 26 |     pub fn new() -> Simulation {
Dec 19 15:01:49.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: method is never used: `add_village`
Dec 19 15:01:49.785 INFO [stderr]   --> src/simulation/mod.rs:44:5
Dec 19 15:01:49.785 INFO [stderr]    |
Dec 19 15:01:49.785 INFO [stderr] 44 |     pub fn add_village(&mut self, village: Village) {
Dec 19 15:01:49.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: method is never used: `village_managers`
Dec 19 15:01:49.785 INFO [stderr]   --> src/simulation/mod.rs:54:5
Dec 19 15:01:49.785 INFO [stderr]    |
Dec 19 15:01:49.785 INFO [stderr] 54 |     pub fn village_managers(&self) -> &Vec<VillageManager> {
Dec 19 15:01:49.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: method is never used: `simulate`
Dec 19 15:01:49.785 INFO [stderr]   --> src/simulation/mod.rs:58:5
Dec 19 15:01:49.785 INFO [stderr]    |
Dec 19 15:01:49.785 INFO [stderr] 58 |     pub fn simulate(&mut self) {
Dec 19 15:01:49.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: method is never used: `handle_trades`
Dec 19 15:01:49.785 INFO [stderr]   --> src/simulation/mod.rs:87:5
Dec 19 15:01:49.785 INFO [stderr]    |
Dec 19 15:01:49.785 INFO [stderr] 87 |     pub fn handle_trades(&mut self, trade_requests: &mut Vec<TradeRequest>) {
Dec 19 15:01:49.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: variant is never constructed: `Gold`
Dec 19 15:01:49.785 INFO [stderr]  --> src/village/resource.rs:6:5
Dec 19 15:01:49.785 INFO [stderr]   |
Dec 19 15:01:49.785 INFO [stderr] 6 |     Gold,
Dec 19 15:01:49.785 INFO [stderr]   |     ^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: variant is never constructed: `Food`
Dec 19 15:01:49.785 INFO [stderr]  --> src/village/resource.rs:7:5
Dec 19 15:01:49.785 INFO [stderr]   |
Dec 19 15:01:49.785 INFO [stderr] 7 |     Food,
Dec 19 15:01:49.785 INFO [stderr]   |     ^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: variant is never constructed: `Wood`
Dec 19 15:01:49.785 INFO [stderr]  --> src/village/resource.rs:8:5
Dec 19 15:01:49.785 INFO [stderr]   |
Dec 19 15:01:49.785 INFO [stderr] 8 |     Wood,
Dec 19 15:01:49.785 INFO [stderr]   |     ^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 19 15:01:49.785 INFO [stderr]  --> src/village/resource.rs:9:5
Dec 19 15:01:49.785 INFO [stderr]   |
Dec 19 15:01:49.785 INFO [stderr] 9 |     Stone,
Dec 19 15:01:49.785 INFO [stderr]   |     ^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: method is never used: `iterator`
Dec 19 15:01:49.785 INFO [stderr]   --> src/village/resource.rs:13:5
Dec 19 15:01:49.785 INFO [stderr]    |
Dec 19 15:01:49.785 INFO [stderr] 13 |     pub fn iterator() -> Iter<'static, ResourceType> {
Dec 19 15:01:49.785 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: static item is never used: `RESOURCE_TYPES`
Dec 19 15:01:49.785 INFO [stderr]   --> src/village/resource.rs:14:9
Dec 19 15:01:49.785 INFO [stderr]    |
Dec 19 15:01:49.785 INFO [stderr] 14 |         static RESOURCE_TYPES: [ResourceType; 4] = [Gold, Food, Wood, Stone];
Dec 19 15:01:49.785 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: type alias is never used: `ResourceId`
Dec 19 15:01:49.785 INFO [stderr]   --> src/village/resource.rs:19:1
Dec 19 15:01:49.785 INFO [stderr]    |
Dec 19 15:01:49.785 INFO [stderr] 19 | pub type ResourceId = u32;
Dec 19 15:01:49.785 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: type alias is never used: `CollectResource`
Dec 19 15:01:49.785 INFO [stderr]   --> src/village/resource.rs:20:1
Dec 19 15:01:49.785 INFO [stderr]    |
Dec 19 15:01:49.785 INFO [stderr] 20 | pub type CollectResource = fn(worker_power : u32) -> f64;
Dec 19 15:01:49.785 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: struct is never constructed: `Resource`
Dec 19 15:01:49.785 INFO [stderr]   --> src/village/resource.rs:22:1
Dec 19 15:01:49.785 INFO [stderr]    |
Dec 19 15:01:49.785 INFO [stderr] 22 | pub struct Resource {
Dec 19 15:01:49.785 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.785 INFO [stderr] 
Dec 19 15:01:49.785 INFO [stderr] warning: method is never used: `new`
Dec 19 15:01:49.785 INFO [stderr]   --> src/village/resource.rs:29:5
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 29 |     pub fn new(resource_type : ResourceType, resource_id : ResourceId, collect_resource : CollectResource) -> Resource {
Dec 19 15:01:49.786 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: type alias is never used: `WorkerId`
Dec 19 15:01:49.786 INFO [stderr]  --> src/village/worker.rs:1:1
Dec 19 15:01:49.786 INFO [stderr]   |
Dec 19 15:01:49.786 INFO [stderr] 1 | pub type WorkerId = u32;
Dec 19 15:01:49.786 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: struct is never constructed: `Worker`
Dec 19 15:01:49.786 INFO [stderr]  --> src/village/worker.rs:3:1
Dec 19 15:01:49.786 INFO [stderr]   |
Dec 19 15:01:49.786 INFO [stderr] 3 | pub struct Worker {
Dec 19 15:01:49.786 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: method is never used: `new`
Dec 19 15:01:49.786 INFO [stderr]   --> src/village/worker.rs:12:5
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 12 |     pub fn new(worker_id: WorkerId, power: u32) -> Worker {
Dec 19 15:01:49.786 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: type alias is never used: `VillageRef`
Dec 19 15:01:49.786 INFO [stderr]   --> src/village/mod.rs:10:1
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 10 | pub type VillageRef = Rc<RefCell<Village>>;
Dec 19 15:01:49.786 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: type alias is never used: `CheckForWorkerDeath`
Dec 19 15:01:49.786 INFO [stderr]   --> src/village/mod.rs:12:1
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 12 | pub type CheckForWorkerDeath = fn(&Worker) -> bool;
Dec 19 15:01:49.786 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: struct is never constructed: `Village`
Dec 19 15:01:49.786 INFO [stderr]   --> src/village/mod.rs:14:1
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 14 | pub struct Village {
Dec 19 15:01:49.786 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: method is never used: `new`
Dec 19 15:01:49.786 INFO [stderr]   --> src/village/mod.rs:26:5
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 26 |     pub fn new(check_for_worker_death: CheckForWorkerDeath) -> Village {
Dec 19 15:01:49.786 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: method is never used: `create_worker`
Dec 19 15:01:49.786 INFO [stderr]   --> src/village/mod.rs:47:5
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 47 |     pub fn create_worker(&mut self, power: u32) -> WorkerId {
Dec 19 15:01:49.786 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: method is never used: `create_resource`
Dec 19 15:01:49.786 INFO [stderr]   --> src/village/mod.rs:57:5
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 57 |     pub fn create_resource(&mut self, resource_type: ResourceType, collect_resource: CollectResource) -> ResourceId {
Dec 19 15:01:49.786 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: method is never used: `assign_worker`
Dec 19 15:01:49.786 INFO [stderr]   --> src/village/mod.rs:71:5
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 71 |     pub fn assign_worker(&mut self, worker_id: WorkerId, resource_id: ResourceId) -> Result<(), &'static str> {
Dec 19 15:01:49.786 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: method is never used: `resource`
Dec 19 15:01:49.786 INFO [stderr]   --> src/village/mod.rs:87:5
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 87 |     pub fn resource(&self, resource_id: ResourceId) -> Option<&Resource> {
Dec 19 15:01:49.786 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: method is never used: `resources_of_type`
Dec 19 15:01:49.786 INFO [stderr]   --> src/village/mod.rs:91:5
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 91 |     pub fn resources_of_type(&self, resource_type: ResourceType) -> Vec<&Resource> {
Dec 19 15:01:49.786 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: method is never used: `resources`
Dec 19 15:01:49.786 INFO [stderr]   --> src/village/mod.rs:97:5
Dec 19 15:01:49.786 INFO [stderr]    |
Dec 19 15:01:49.786 INFO [stderr] 97 |     pub fn resources(&self) -> &Vec<Resource> {
Dec 19 15:01:49.786 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.786 INFO [stderr] 
Dec 19 15:01:49.786 INFO [stderr] warning: method is never used: `idle_worker_count`
Dec 19 15:01:49.786 INFO [stderr]    --> src/village/mod.rs:101:5
Dec 19 15:01:49.786 INFO [stderr]     |
Dec 19 15:01:49.786 INFO [stderr] 101 |     pub fn idle_worker_count(&self) -> u32 {
Dec 19 15:01:49.786 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: method is never used: `worker`
Dec 19 15:01:49.787 INFO [stderr]    --> src/village/mod.rs:105:5
Dec 19 15:01:49.787 INFO [stderr]     |
Dec 19 15:01:49.787 INFO [stderr] 105 |     pub fn worker(&self, worker_id: WorkerId) -> Option<&Worker> {
Dec 19 15:01:49.787 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: method is never used: `workers_on_resource`
Dec 19 15:01:49.787 INFO [stderr]    --> src/village/mod.rs:109:5
Dec 19 15:01:49.787 INFO [stderr]     |
Dec 19 15:01:49.787 INFO [stderr] 109 |     pub fn workers_on_resource(&self, resource_id: u32) -> Vec<&Worker> {
Dec 19 15:01:49.787 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: method is never used: `power_on_resource`
Dec 19 15:01:49.787 INFO [stderr]    --> src/village/mod.rs:113:5
Dec 19 15:01:49.787 INFO [stderr]     |
Dec 19 15:01:49.787 INFO [stderr] 113 |     pub fn power_on_resource(&self, resource_id: u32) -> u32 {
Dec 19 15:01:49.787 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: method is never used: `simulate`
Dec 19 15:01:49.787 INFO [stderr]    --> src/village/mod.rs:121:5
Dec 19 15:01:49.787 INFO [stderr]     |
Dec 19 15:01:49.787 INFO [stderr] 121 |     pub fn simulate(&mut self) {
Dec 19 15:01:49.787 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: variant is never constructed: `Buy`
Dec 19 15:01:49.787 INFO [stderr]  --> src/village_mind/trade_request.rs:5:5
Dec 19 15:01:49.787 INFO [stderr]   |
Dec 19 15:01:49.787 INFO [stderr] 5 |     Buy,
Dec 19 15:01:49.787 INFO [stderr]   |     ^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: variant is never constructed: `Sell`
Dec 19 15:01:49.787 INFO [stderr]  --> src/village_mind/trade_request.rs:6:5
Dec 19 15:01:49.787 INFO [stderr]   |
Dec 19 15:01:49.787 INFO [stderr] 6 |     Sell,
Dec 19 15:01:49.787 INFO [stderr]   |     ^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: struct is never constructed: `TradeRequest`
Dec 19 15:01:49.787 INFO [stderr]  --> src/village_mind/trade_request.rs:9:1
Dec 19 15:01:49.787 INFO [stderr]   |
Dec 19 15:01:49.787 INFO [stderr] 9 | pub struct TradeRequest {
Dec 19 15:01:49.787 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: method is never used: `new`
Dec 19 15:01:49.787 INFO [stderr]   --> src/village_mind/trade_request.rs:17:5
Dec 19 15:01:49.787 INFO [stderr]    |
Dec 19 15:01:49.787 INFO [stderr] 17 |     pub fn new(trade_type: TradeType, amount: u32, resource_type: ResourceType) -> TradeRequest{
Dec 19 15:01:49.787 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: struct is never constructed: `VillageMind`
Dec 19 15:01:49.787 INFO [stderr]  --> src/village_mind/mod.rs:6:1
Dec 19 15:01:49.787 INFO [stderr]   |
Dec 19 15:01:49.787 INFO [stderr] 6 | pub struct VillageMind {
Dec 19 15:01:49.787 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: method is never used: `new`
Dec 19 15:01:49.787 INFO [stderr]   --> src/village_mind/mod.rs:11:5
Dec 19 15:01:49.787 INFO [stderr]    |
Dec 19 15:01:49.787 INFO [stderr] 11 |     pub fn new(village: VillageRef) -> VillageMind {
Dec 19 15:01:49.787 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: method is never used: `trade`
Dec 19 15:01:49.787 INFO [stderr]   --> src/village_mind/mod.rs:19:5
Dec 19 15:01:49.787 INFO [stderr]    |
Dec 19 15:01:49.787 INFO [stderr] 19 |     pub fn trade(&mut self) -> Vec<TradeRequest> {
Dec 19 15:01:49.787 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: method is never used: `manage_village`
Dec 19 15:01:49.787 INFO [stderr]   --> src/village_mind/mod.rs:24:5
Dec 19 15:01:49.787 INFO [stderr]    |
Dec 19 15:01:49.787 INFO [stderr] 24 |     pub fn manage_village(&mut self) {
Dec 19 15:01:49.787 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.787 INFO [stderr] warning: variable `villageRC` should have a snake case name such as `village_rc`
Dec 19 15:01:49.787 INFO [stderr]   --> src/simulation/mod.rs:45:13
Dec 19 15:01:49.787 INFO [stderr]    |
Dec 19 15:01:49.787 INFO [stderr] 45 |         let villageRC = Rc::new(RefCell::new(village));
Dec 19 15:01:49.787 INFO [stderr]    |             ^^^^^^^^^
Dec 19 15:01:49.787 INFO [stderr]    |
Dec 19 15:01:49.787 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 15:01:49.787 INFO [stderr] 
Dec 19 15:01:49.929 INFO [stderr] warning: unused variable: `w`
Dec 19 15:01:49.929 INFO [stderr]    --> src/simulation/mod.rs:187:23
Dec 19 15:01:49.929 INFO [stderr]     |
Dec 19 15:01:49.929 INFO [stderr] 187 |         Village::new(|w: &worker::Worker| false)
Dec 19 15:01:49.930 INFO [stderr]     |                       ^ help: consider using `_w` instead
Dec 19 15:01:49.930 INFO [stderr]     |
Dec 19 15:01:49.930 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 15:01:49.930 INFO [stderr] 
Dec 19 15:01:49.930 INFO [stderr] warning: unused variable: `w`
Dec 19 15:01:49.930 INFO [stderr]    --> src/village/mod.rs:143:23
Dec 19 15:01:49.930 INFO [stderr]     |
Dec 19 15:01:49.930 INFO [stderr] 143 |         Village::new(|w: &Worker| false)
Dec 19 15:01:49.930 INFO [stderr]     |                       ^ help: consider using `_w` instead
Dec 19 15:01:49.930 INFO [stderr] 
Dec 19 15:01:49.930 INFO [stderr] warning: unused variable: `w`
Dec 19 15:01:49.930 INFO [stderr]   --> src/village_mind/mod.rs:38:44
Dec 19 15:01:49.930 INFO [stderr]    |
Dec 19 15:01:49.930 INFO [stderr] 38 |         Rc::new(RefCell::new(Village::new(|w: &Worker| false)))
Dec 19 15:01:49.930 INFO [stderr]    |                                            ^ help: consider using `_w` instead
Dec 19 15:01:49.930 INFO [stderr] 
Dec 19 15:01:49.930 INFO [stderr] warning: unused variable: `x`
Dec 19 15:01:49.931 INFO [stderr]    --> src/village/mod.rs:278:57
Dec 19 15:01:49.931 INFO [stderr]     |
Dec 19 15:01:49.931 INFO [stderr] 278 |         let r1 = v.create_resource(ResourceType::Wood, |x| 2 as f64);
Dec 19 15:01:49.931 INFO [stderr]     |                                                         ^ help: consider using `_x` instead
Dec 19 15:01:49.931 INFO [stderr] 
Dec 19 15:01:49.931 INFO [stderr] warning: unused variable: `r1`
Dec 19 15:01:49.931 INFO [stderr]    --> src/village/mod.rs:278:13
Dec 19 15:01:49.931 INFO [stderr]     |
Dec 19 15:01:49.931 INFO [stderr] 278 |         let r1 = v.create_resource(ResourceType::Wood, |x| 2 as f64);
Dec 19 15:01:49.931 INFO [stderr]     |             ^^ help: consider using `_r1` instead
Dec 19 15:01:49.931 INFO [stderr] 
Dec 19 15:01:49.965 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:01:49.965 INFO [stderr]    --> src/simulation/mod.rs:200:13
Dec 19 15:01:49.965 INFO [stderr]     |
Dec 19 15:01:49.965 INFO [stderr] 200 |         let mut simulation = Simulation::new();
Dec 19 15:01:49.965 INFO [stderr]     |             ----^^^^^^^^^^
Dec 19 15:01:49.965 INFO [stderr]     |             |
Dec 19 15:01:49.965 INFO [stderr]     |             help: remove this `mut`
Dec 19 15:01:49.965 INFO [stderr]     |
Dec 19 15:01:49.965 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 15:01:49.965 INFO [stderr] 
Dec 19 15:01:49.967 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:01:49.967 INFO [stderr]    --> src/simulation/mod.rs:207:13
Dec 19 15:01:49.967 INFO [stderr]     |
Dec 19 15:01:49.967 INFO [stderr] 207 |         let mut simulation = Simulation::new();
Dec 19 15:01:49.967 INFO [stderr]     |             ----^^^^^^^^^^
Dec 19 15:01:49.967 INFO [stderr]     |             |
Dec 19 15:01:49.967 INFO [stderr]     |             help: remove this `mut`
Dec 19 15:01:49.967 INFO [stderr] 
Dec 19 15:01:50.028 INFO [stderr] warning: method is never used: `simulate`
Dec 19 15:01:50.028 INFO [stderr]   --> src/simulation/mod.rs:58:5
Dec 19 15:01:50.028 INFO [stderr]    |
Dec 19 15:01:50.028 INFO [stderr] 58 |     pub fn simulate(&mut self) {
Dec 19 15:01:50.028 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:50.028 INFO [stderr]    |
Dec 19 15:01:50.028 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 15:01:50.028 INFO [stderr] 
Dec 19 15:01:50.028 INFO [stderr] warning: method is never used: `new`
Dec 19 15:01:50.028 INFO [stderr]   --> src/village/resource.rs:29:5
Dec 19 15:01:50.028 INFO [stderr]    |
Dec 19 15:01:50.028 INFO [stderr] 29 |     pub fn new(resource_type : ResourceType, resource_id : ResourceId, collect_resource : CollectResource) -> Resource {
Dec 19 15:01:50.028 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:50.028 INFO [stderr] 
Dec 19 15:01:50.028 INFO [stderr] warning: method is never used: `resource`
Dec 19 15:01:50.028 INFO [stderr]   --> src/village/mod.rs:87:5
Dec 19 15:01:50.029 INFO [stderr]    |
Dec 19 15:01:50.029 INFO [stderr] 87 |     pub fn resource(&self, resource_id: ResourceId) -> Option<&Resource> {
Dec 19 15:01:50.029 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:50.029 INFO [stderr] 
Dec 19 15:01:50.029 INFO [stderr] warning: field is never used: `village`
Dec 19 15:01:50.029 INFO [stderr]  --> src/village_mind/mod.rs:7:5
Dec 19 15:01:50.029 INFO [stderr]   |
Dec 19 15:01:50.029 INFO [stderr] 7 |     village: VillageRef,
Dec 19 15:01:50.029 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:50.029 INFO [stderr] 
Dec 19 15:01:50.029 INFO [stderr] warning: method is never used: `manage_village`
Dec 19 15:01:50.029 INFO [stderr]   --> src/village_mind/mod.rs:24:5
Dec 19 15:01:50.029 INFO [stderr]    |
Dec 19 15:01:50.029 INFO [stderr] 24 |     pub fn manage_village(&mut self) {
Dec 19 15:01:50.029 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:50.029 INFO [stderr] 
Dec 19 15:01:50.029 INFO [stderr] warning: variable `villageRC` should have a snake case name such as `village_rc`
Dec 19 15:01:50.029 INFO [stderr]   --> src/simulation/mod.rs:45:13
Dec 19 15:01:50.029 INFO [stderr]    |
Dec 19 15:01:50.029 INFO [stderr] 45 |         let villageRC = Rc::new(RefCell::new(village));
Dec 19 15:01:50.029 INFO [stderr]    |             ^^^^^^^^^
Dec 19 15:01:50.029 INFO [stderr]    |
Dec 19 15:01:50.029 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 15:01:50.029 INFO [stderr] 
Dec 19 15:01:50.032 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:01:50.032 INFO [stderr]    --> src/village/mod.rs:170:9
Dec 19 15:01:50.032 INFO [stderr]     |
Dec 19 15:01:50.032 INFO [stderr] 170 |         v.assign_worker(w1, r1);
Dec 19 15:01:50.032 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:50.032 INFO [stderr]     |
Dec 19 15:01:50.032 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 15:01:50.032 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:01:50.032 INFO [stderr] 
Dec 19 15:01:50.033 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:01:50.033 INFO [stderr]    --> src/village/mod.rs:182:9
Dec 19 15:01:50.033 INFO [stderr]     |
Dec 19 15:01:50.033 INFO [stderr] 182 |         v.assign_worker(w1, r1);
Dec 19 15:01:50.033 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:50.033 INFO [stderr]     |
Dec 19 15:01:50.033 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:01:50.033 INFO [stderr] 
Dec 19 15:01:50.033 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:01:50.033 INFO [stderr]    --> src/village/mod.rs:183:9
Dec 19 15:01:50.033 INFO [stderr]     |
Dec 19 15:01:50.033 INFO [stderr] 183 |         v.assign_worker(w1, 0);
Dec 19 15:01:50.033 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:50.033 INFO [stderr]     |
Dec 19 15:01:50.033 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:01:50.036 INFO [stderr] 
Dec 19 15:01:50.036 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:01:50.036 INFO [stderr]    --> src/village/mod.rs:220:9
Dec 19 15:01:50.036 INFO [stderr]     |
Dec 19 15:01:50.036 INFO [stderr] 220 |         v.assign_worker(w1, r1);
Dec 19 15:01:50.036 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:50.036 INFO [stderr]     |
Dec 19 15:01:50.036 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:01:50.036 INFO [stderr] 
Dec 19 15:01:50.036 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 15:01:50.036 INFO [stderr]    --> src/village/mod.rs:221:9
Dec 19 15:01:50.036 INFO [stderr]     |
Dec 19 15:01:50.036 INFO [stderr] 221 |         v.assign_worker(w2, r1);
Dec 19 15:01:50.036 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:50.036 INFO [stderr]     |
Dec 19 15:01:50.036 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 15:01:50.036 INFO [stderr] 
Dec 19 15:01:50.067 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Dec 19 15:01:50.376 INFO running `"docker" "inspect" "f4fa87b09f53f251dd0ca4fbd08ffab146cb8dd09de9f1cfc737ce9827c69a1c"`
Dec 19 15:01:50.430 INFO running `"docker" "rm" "-f" "f4fa87b09f53f251dd0ca4fbd08ffab146cb8dd09de9f1cfc737ce9827c69a1c"`
Dec 19 15:01:50.513 INFO [stdout] f4fa87b09f53f251dd0ca4fbd08ffab146cb8dd09de9f1cfc737ce9827c69a1c