[INFO] cloning repository https://github.com/johnkoehn/econ-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnkoehn/econ-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnkoehn%2Fecon-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnkoehn%2Fecon-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6867684f2d04c483c108cc34c837d9ad2bc140bd
[INFO] checking johnkoehn/econ-sim against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnkoehn%2Fecon-sim" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/johnkoehn/econ-sim
[INFO] finished tweaking git repo https://github.com/johnkoehn/econ-sim
[INFO] tweaked toml for git repo https://github.com/johnkoehn/econ-sim written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/johnkoehn/econ-sim on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/johnkoehn/econ-sim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a217814bcba7fdc60208ec745b6e71dc3299c1c122d6d9d37ecf986b27f33fe
[INFO] running `Command { std: "docker" "start" "-a" "8a217814bcba7fdc60208ec745b6e71dc3299c1c122d6d9d37ecf986b27f33fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a217814bcba7fdc60208ec745b6e71dc3299c1c122d6d9d37ecf986b27f33fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a217814bcba7fdc60208ec745b6e71dc3299c1c122d6d9d37ecf986b27f33fe", kill_on_drop: false }`
[INFO] [stdout] 8a217814bcba7fdc60208ec745b6e71dc3299c1c122d6d9d37ecf986b27f33fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 818f332c6ca62cac823b2064aaba4dabe3269f211c7f1e9feb8bc322fcca8faa
[INFO] running `Command { std: "docker" "start" "-a" "818f332c6ca62cac823b2064aaba4dabe3269f211c7f1e9feb8bc322fcca8faa", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking econ-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `village_mind::*`
[INFO] [stdout]    --> src/simulation/mod.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |     use village_mind::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `village::resource::*`
[INFO] [stdout]    --> src/simulation/mod.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |     use village::resource::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `village_mind::trade_request::*`
[INFO] [stdout]    --> src/simulation/mod.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     use village_mind::trade_request::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `village::worker::*`
[INFO] [stdout]    --> src/village/mod.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     use village::worker::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/simulation/mod.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |             for mut vm in self.village_managers.iter_mut() {
[INFO] [stdout]    |                 ----^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PriceDirection` is never used
[INFO] [stdout]   --> src/simulation/mod.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum PriceDirection {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Simulation` is never constructed
[INFO] [stdout]   --> src/simulation/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Simulation {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_village`, `village_managers`, `simulate`, and `handle_trades` are never used
[INFO] [stdout]   --> src/simulation/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Simulation {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn new() -> Simulation {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn add_village(&mut self, village: Village) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn village_managers(&self) -> &Vec<VillageManager> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn simulate(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub fn handle_trades(&mut self, trade_requests: &mut Vec<TradeRequest>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VillageManager` is never constructed
[INFO] [stdout]  --> src/simulation/village_manager.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct VillageManager {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `VillageRef` is never used
[INFO] [stdout]   --> src/village/mod.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type VillageRef = Rc<RefCell<Village>>;
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CheckForWorkerDeath` is never used
[INFO] [stdout]   --> src/village/mod.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub type CheckForWorkerDeath = fn(&Worker) -> bool;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Village` is never constructed
[INFO] [stdout]   --> src/village/mod.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Village {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/village/mod.rs:26:12
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl Village {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 26  |     pub fn new(check_for_worker_death: CheckForWorkerDeath) -> Village {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 47  |     pub fn create_worker(&mut self, power: u32) -> WorkerId {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57  |     pub fn create_resource(&mut self, resource_type: ResourceType, collect_resource: CollectResource) -> ResourceId {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71  |     pub fn assign_worker(&mut self, worker_id: WorkerId, resource_id: ResourceId) -> Result<(), &'static str> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87  |     pub fn resource(&self, resource_id: ResourceId) -> Option<&Resource> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91  |     pub fn resources_of_type(&self, resource_type: ResourceType) -> Vec<&Resource> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97  |     pub fn resources(&self) -> &Vec<Resource> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn idle_worker_count(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn worker(&self, worker_id: WorkerId) -> Option<&Worker> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub fn workers_on_resource(&self, resource_id: u32) -> Vec<&Worker> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 113 |     pub fn power_on_resource(&self, resource_id: u32) -> u32 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     pub fn simulate(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ResourceType` is never used
[INFO] [stdout]  --> src/village/resource.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum ResourceType {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `iterator` is never used
[INFO] [stdout]   --> src/village/resource.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl ResourceType {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 13 |     pub fn iterator() -> Iter<'static, ResourceType> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ResourceId` is never used
[INFO] [stdout]   --> src/village/resource.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub type ResourceId = u32;
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CollectResource` is never used
[INFO] [stdout]   --> src/village/resource.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type CollectResource = fn(worker_power : u32) -> f64;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Resource` is never constructed
[INFO] [stdout]   --> src/village/resource.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Resource {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/village/resource.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Resource {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 29 |     pub fn new(resource_type : ResourceType, resource_id : ResourceId, collect_resource : CollectResource) -> Resource {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `WorkerId` is never used
[INFO] [stdout]  --> src/village/worker.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type WorkerId = u32;
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Worker` is never constructed
[INFO] [stdout]  --> src/village/worker.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Worker {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/village/worker.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Worker {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(worker_id: WorkerId, power: u32) -> Worker {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VillageMind` is never constructed
[INFO] [stdout]  --> src/village_mind/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct VillageMind {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `trade`, and `manage_village` are never used
[INFO] [stdout]   --> src/village_mind/mod.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl VillageMind {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new(village: VillageRef) -> VillageMind {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn trade(&mut self) -> Vec<TradeRequest> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn manage_village(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TradeType` is never used
[INFO] [stdout]  --> src/village_mind/trade_request.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum TradeType {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TradeRequest` is never constructed
[INFO] [stdout]  --> src/village_mind/trade_request.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct TradeRequest {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/village_mind/trade_request.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl TradeRequest {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 17 |     pub fn new(trade_type: TradeType, amount: u32, resource_type: ResourceType) -> TradeRequest{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `villageRC` should have a snake case name
[INFO] [stdout]   --> src/simulation/mod.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let villageRC = Rc::new(RefCell::new(village));
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `village_rc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/village/resource.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 |         RESOURCE_TYPES.into_iter()
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 15 -         RESOURCE_TYPES.into_iter()
[INFO] [stdout] 15 +         RESOURCE_TYPES.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 15 -         RESOURCE_TYPES.into_iter()
[INFO] [stdout] 15 +         IntoIterator::into_iter(RESOURCE_TYPES)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/simulation/mod.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |             for mut vm in self.village_managers.iter_mut() {
[INFO] [stdout]    |                 ----^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/simulation/mod.rs:187:23
[INFO] [stdout]     |
[INFO] [stdout] 187 |         Village::new(|w: &worker::Worker| false)
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/simulation/mod.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let mut simulation = Simulation::new();
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/simulation/mod.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut simulation = Simulation::new();
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/village/mod.rs:143:23
[INFO] [stdout]     |
[INFO] [stdout] 143 |         Village::new(|w: &Worker| false)
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]    --> src/village/mod.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let r1 = v.create_resource(ResourceType::Wood, |x| 2 as f64);
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/village/mod.rs:278:57
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let r1 = v.create_resource(ResourceType::Wood, |x| 2 as f64);
[INFO] [stdout]     |                                                         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/village_mind/mod.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |         Rc::new(RefCell::new(Village::new(|w: &Worker| false)))
[INFO] [stdout]    |                                            ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `simulate` is never used
[INFO] [stdout]   --> src/simulation/mod.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Simulation {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn simulate(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `village` and `village_mind` are never read
[INFO] [stdout]  --> src/simulation/village_manager.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct VillageManager {
[INFO] [stdout]   |            -------------- fields in this struct
[INFO] [stdout] 5 |     pub village: VillageRef,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 6 |     pub village_mind: VillageMind,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resource` is never used
[INFO] [stdout]   --> src/village/mod.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Village {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub fn resource(&self, resource_id: ResourceId) -> Option<&Resource> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/village/resource.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Resource {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 29 |     pub fn new(resource_type : ResourceType, resource_id : ResourceId, collect_resource : CollectResource) -> Resource {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `village` is never read
[INFO] [stdout]  --> src/village_mind/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct VillageMind {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 7 |     village: VillageRef,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `manage_village` is never used
[INFO] [stdout]   --> src/village_mind/mod.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl VillageMind {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn manage_village(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `villageRC` should have a snake case name
[INFO] [stdout]   --> src/simulation/mod.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let villageRC = Rc::new(RefCell::new(village));
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `village_rc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/village/resource.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 |         RESOURCE_TYPES.into_iter()
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 15 -         RESOURCE_TYPES.into_iter()
[INFO] [stdout] 15 +         RESOURCE_TYPES.iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 15 -         RESOURCE_TYPES.into_iter()
[INFO] [stdout] 15 +         IntoIterator::into_iter(RESOURCE_TYPES)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/village/mod.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |         v.assign_worker(w1, r1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 170 |         let _ = v.assign_worker(w1, r1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/village/mod.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         v.assign_worker(w1, r1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let _ = v.assign_worker(w1, r1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/village/mod.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         v.assign_worker(w1, 0);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let _ = v.assign_worker(w1, 0);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/village/mod.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |         v.assign_worker(w1, r1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let _ = v.assign_worker(w1, r1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/village/mod.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 221 |         v.assign_worker(w2, r1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let _ = v.assign_worker(w2, r1);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "818f332c6ca62cac823b2064aaba4dabe3269f211c7f1e9feb8bc322fcca8faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "818f332c6ca62cac823b2064aaba4dabe3269f211c7f1e9feb8bc322fcca8faa", kill_on_drop: false }`
[INFO] [stdout] 818f332c6ca62cac823b2064aaba4dabe3269f211c7f1e9feb8bc322fcca8faa
