[INFO] cloning repository https://github.com/qultzen/biosim_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qultzen/biosim_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqultzen%2Fbiosim_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqultzen%2Fbiosim_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 354a867a12941e1e52a2a35f17708be2ed5cfee2
[INFO] checking qultzen/biosim_rust against try#f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqultzen%2Fbiosim_rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/qultzen/biosim_rust
[INFO] finished tweaking git repo https://github.com/qultzen/biosim_rust
[INFO] tweaked toml for git repo https://github.com/qultzen/biosim_rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qultzen/biosim_rust on toolchain f77b5bc6c7c84df104f86b0dd01d9490e3923fa8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qultzen/biosim_rust 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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking qultzen/biosim_rust against try#f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqultzen%2Fbiosim_rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/qultzen/biosim_rust
[INFO] finished tweaking git repo https://github.com/qultzen/biosim_rust
[INFO] tweaked toml for git repo https://github.com/qultzen/biosim_rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qultzen/biosim_rust on toolchain f77b5bc6c7c84df104f86b0dd01d9490e3923fa8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qultzen/biosim_rust 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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a440d15ca5f2f0d4207bbeb0602851983ec525cef5ab216c7e68cf89b696271
[INFO] running `Command { std: "docker" "start" "-a" "9a440d15ca5f2f0d4207bbeb0602851983ec525cef5ab216c7e68cf89b696271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a440d15ca5f2f0d4207bbeb0602851983ec525cef5ab216c7e68cf89b696271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a440d15ca5f2f0d4207bbeb0602851983ec525cef5ab216c7e68cf89b696271", kill_on_drop: false }`
[INFO] [stdout] 9a440d15ca5f2f0d4207bbeb0602851983ec525cef5ab216c7e68cf89b696271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e22e5d71bc0b2ecc7544ba976b51575a1901999b969dc297b9d46f6469852870
[INFO] running `Command { std: "docker" "start" "-a" "e22e5d71bc0b2ecc7544ba976b51575a1901999b969dc297b9d46f6469852870", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking biosim_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/animal.rs:69:29
[INFO] [stdout]    |
[INFO] [stdout] 69 |         pub move_to: Option<((u32, u32))>,
[INFO] [stdout]    |                             ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 69 -         pub move_to: Option<((u32, u32))>,
[INFO] [stdout] 69 +         pub move_to: Option<(u32, u32) >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Species`
[INFO] [stdout]  --> src/cell.rs:1:62
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::animal::{self, AnimalTrait, Carnivore, Herbivore, Species};
[INFO] [stdout]   |                                                              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Fauna`
[INFO] [stdout]  --> src/island.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::cell::{Cell, CellType, Fauna};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MapWhile` and `Map`
[INFO] [stdout]  --> src/island.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     iter::{Map, MapWhile},
[INFO] [stdout]   |            ^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/island.rs:212:16
[INFO] [stdout]     |
[INFO] [stdout] 212 |             if (cell.get_cell() == CellType::Water) {
[INFO] [stdout]     |                ^                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 212 -             if (cell.get_cell() == CellType::Water) {
[INFO] [stdout] 212 +             if cell.get_cell() == CellType::Water  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/island.rs:239:16
[INFO] [stdout]     |
[INFO] [stdout] 239 |             if (self.map.get(&move_to).unwrap().get_cell() == CellType::Water) {
[INFO] [stdout]     |                ^                                                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -             if (self.map.get(&move_to).unwrap().get_cell() == CellType::Water) {
[INFO] [stdout] 239 +             if self.map.get(&move_to).unwrap().get_cell() == CellType::Water  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/animal.rs:69:29
[INFO] [stdout]    |
[INFO] [stdout] 69 |         pub move_to: Option<((u32, u32))>,
[INFO] [stdout]    |                             ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 69 -         pub move_to: Option<((u32, u32))>,
[INFO] [stdout] 69 +         pub move_to: Option<(u32, u32) >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Species`
[INFO] [stdout]  --> src/cell.rs:1:62
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::animal::{self, AnimalTrait, Carnivore, Herbivore, Species};
[INFO] [stdout]   |                                                              ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Fauna`
[INFO] [stdout]  --> src/island.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::cell::{Cell, CellType, Fauna};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MapWhile` and `Map`
[INFO] [stdout]  --> src/island.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     iter::{Map, MapWhile},
[INFO] [stdout]   |            ^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/island.rs:212:16
[INFO] [stdout]     |
[INFO] [stdout] 212 |             if (cell.get_cell() == CellType::Water) {
[INFO] [stdout]     |                ^                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 212 -             if (cell.get_cell() == CellType::Water) {
[INFO] [stdout] 212 +             if cell.get_cell() == CellType::Water  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/island.rs:239:16
[INFO] [stdout]     |
[INFO] [stdout] 239 |             if (self.map.get(&move_to).unwrap().get_cell() == CellType::Water) {
[INFO] [stdout]     |                ^                                                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -             if (self.map.get(&move_to).unwrap().get_cell() == CellType::Water) {
[INFO] [stdout] 239 +             if self.map.get(&move_to).unwrap().get_cell() == CellType::Water  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cell::Fauna`
[INFO] [stdout]    --> src/island.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |     use crate::cell::Fauna;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stats`
[INFO] [stdout]    --> src/animal.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |         let stats = Stats::new_default();
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_stats`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_clone`
[INFO] [stdout]   --> src/island.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let map_clone = map.clone();
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coordinates`
[INFO] [stdout]    --> src/island.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let coordinates: Vec<_> = self.map.keys().map(|&x| x.clone()).collect();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinates`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coordinate`
[INFO] [stdout]    --> src/island.rs:211:14
[INFO] [stdout]     |
[INFO] [stdout] 211 |         for (coordinate, cell) in self.map.iter_mut() {
[INFO] [stdout]     |              ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ini_pop` is never read
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 10 |     island_map: String,
[INFO] [stdout] 11 |     ini_pop: Vec<((u32, u32), String, u32)>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `raw_str`, `height`, `width`, `pop_in_cell`, and `pop` are never read
[INFO] [stdout]   --> src/island.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Island<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 23 |     raw_str: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 24 |     map_vec: Vec<&'a str>,
[INFO] [stdout] 25 |     height: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 26 |     width: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pop_in_cell: HashMap<String, HashMap<(u32, u32), u32>>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 34 |     pop: HashMap<String, u32>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Island` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/island.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn build(raw_str: &str) -> Result<Island, Box<dyn Error>> {
[INFO] [stdout]    |                           ^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn build(raw_str: &str) -> Result<Island<'_>, Box<dyn Error>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stats`
[INFO] [stdout]    --> src/animal.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |         let stats = Stats::new_default();
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_stats`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_clone`
[INFO] [stdout]   --> src/island.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let map_clone = map.clone();
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coordinates`
[INFO] [stdout]    --> src/island.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let coordinates: Vec<_> = self.map.keys().map(|&x| x.clone()).collect();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinates`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coordinate`
[INFO] [stdout]    --> src/island.rs:211:14
[INFO] [stdout]     |
[INFO] [stdout] 211 |         for (coordinate, cell) in self.map.iter_mut() {
[INFO] [stdout]     |              ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `raw_str`, `height`, `width`, `pop_in_cell`, and `pop` are never read
[INFO] [stdout]   --> src/island.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Island<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 23 |     raw_str: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 24 |     map_vec: Vec<&'a str>,
[INFO] [stdout] 25 |     height: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 26 |     width: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pop_in_cell: HashMap<String, HashMap<(u32, u32), u32>>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 34 |     pop: HashMap<String, u32>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Island` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/island.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn build(raw_str: &str) -> Result<Island, Box<dyn Error>> {
[INFO] [stdout]    |                           ^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn build(raw_str: &str) -> Result<Island<'_>, Box<dyn Error>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `biosim_rust::Config`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use biosim_rust::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/animal.rs:69:29
[INFO] [stdout]    |
[INFO] [stdout] 69 |         pub move_to: Option<((u32, u32))>,
[INFO] [stdout]    |                             ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 69 -         pub move_to: Option<((u32, u32))>,
[INFO] [stdout] 69 +         pub move_to: Option<(u32, u32) >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Species`
[INFO] [stdout]  --> src/cell.rs:1:62
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::animal::{self, AnimalTrait, Carnivore, Herbivore, Species};
[INFO] [stdout]   |                                                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Fauna`
[INFO] [stdout]  --> src/island.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::cell::{Cell, CellType, Fauna};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MapWhile` and `Map`
[INFO] [stdout]  --> src/island.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     iter::{Map, MapWhile},
[INFO] [stdout]   |            ^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/island.rs:212:16
[INFO] [stdout]     |
[INFO] [stdout] 212 |             if (cell.get_cell() == CellType::Water) {
[INFO] [stdout]     |                ^                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 212 -             if (cell.get_cell() == CellType::Water) {
[INFO] [stdout] 212 +             if cell.get_cell() == CellType::Water  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/island.rs:239:16
[INFO] [stdout]     |
[INFO] [stdout] 239 |             if (self.map.get(&move_to).unwrap().get_cell() == CellType::Water) {
[INFO] [stdout]     |                ^                                                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -             if (self.map.get(&move_to).unwrap().get_cell() == CellType::Water) {
[INFO] [stdout] 239 +             if self.map.get(&move_to).unwrap().get_cell() == CellType::Water  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `biosim_rust::Config`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use biosim_rust::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/animal.rs:69:29
[INFO] [stdout]    |
[INFO] [stdout] 69 |         pub move_to: Option<((u32, u32))>,
[INFO] [stdout]    |                             ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 69 -         pub move_to: Option<((u32, u32))>,
[INFO] [stdout] 69 +         pub move_to: Option<(u32, u32) >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Species`
[INFO] [stdout]  --> src/cell.rs:1:62
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::animal::{self, AnimalTrait, Carnivore, Herbivore, Species};
[INFO] [stdout]   |                                                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Fauna`
[INFO] [stdout]  --> src/island.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::cell::{Cell, CellType, Fauna};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MapWhile` and `Map`
[INFO] [stdout]  --> src/island.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     iter::{Map, MapWhile},
[INFO] [stdout]   |            ^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/island.rs:212:16
[INFO] [stdout]     |
[INFO] [stdout] 212 |             if (cell.get_cell() == CellType::Water) {
[INFO] [stdout]     |                ^                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 212 -             if (cell.get_cell() == CellType::Water) {
[INFO] [stdout] 212 +             if cell.get_cell() == CellType::Water  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/island.rs:239:16
[INFO] [stdout]     |
[INFO] [stdout] 239 |             if (self.map.get(&move_to).unwrap().get_cell() == CellType::Water) {
[INFO] [stdout]     |                ^                                                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -             if (self.map.get(&move_to).unwrap().get_cell() == CellType::Water) {
[INFO] [stdout] 239 +             if self.map.get(&move_to).unwrap().get_cell() == CellType::Water  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cell::Fauna`
[INFO] [stdout]    --> src/island.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |     use crate::cell::Fauna;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stats`
[INFO] [stdout]    --> src/animal.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |         let stats = Stats::new_default();
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_stats`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_clone`
[INFO] [stdout]   --> src/island.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let map_clone = map.clone();
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coordinates`
[INFO] [stdout]    --> src/island.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let coordinates: Vec<_> = self.map.keys().map(|&x| x.clone()).collect();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinates`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coordinate`
[INFO] [stdout]    --> src/island.rs:211:14
[INFO] [stdout]     |
[INFO] [stdout] 211 |         for (coordinate, cell) in self.map.iter_mut() {
[INFO] [stdout]     |              ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `raw_str`, `height`, `width`, `pop_in_cell`, and `pop` are never read
[INFO] [stdout]   --> src/island.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Island<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 23 |     raw_str: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 24 |     map_vec: Vec<&'a str>,
[INFO] [stdout] 25 |     height: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 26 |     width: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pop_in_cell: HashMap<String, HashMap<(u32, u32), u32>>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 34 |     pop: HashMap<String, u32>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Island` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/island.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn build(raw_str: &str) -> Result<Island, Box<dyn Error>> {
[INFO] [stdout]    |                           ^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn build(raw_str: &str) -> Result<Island<'_>, Box<dyn Error>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stats`
[INFO] [stdout]    --> src/animal.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |         let stats = Stats::new_default();
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_stats`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_clone`
[INFO] [stdout]   --> src/island.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let map_clone = map.clone();
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coordinates`
[INFO] [stdout]    --> src/island.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let coordinates: Vec<_> = self.map.keys().map(|&x| x.clone()).collect();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinates`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coordinate`
[INFO] [stdout]    --> src/island.rs:211:14
[INFO] [stdout]     |
[INFO] [stdout] 211 |         for (coordinate, cell) in self.map.iter_mut() {
[INFO] [stdout]     |              ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `raw_str`, `height`, `width`, `pop_in_cell`, and `pop` are never read
[INFO] [stdout]   --> src/island.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Island<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 23 |     raw_str: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 24 |     map_vec: Vec<&'a str>,
[INFO] [stdout] 25 |     height: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 26 |     width: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pop_in_cell: HashMap<String, HashMap<(u32, u32), u32>>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 34 |     pop: HashMap<String, u32>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Island` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/island.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn build(raw_str: &str) -> Result<Island, Box<dyn Error>> {
[INFO] [stdout]    |                           ^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn build(raw_str: &str) -> Result<Island<'_>, Box<dyn Error>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "e22e5d71bc0b2ecc7544ba976b51575a1901999b969dc297b9d46f6469852870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22e5d71bc0b2ecc7544ba976b51575a1901999b969dc297b9d46f6469852870", kill_on_drop: false }`
[INFO] [stdout] e22e5d71bc0b2ecc7544ba976b51575a1901999b969dc297b9d46f6469852870