[INFO] cloning repository https://github.com/carribus/rust_incremental_game_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carribus/rust_incremental_game_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarribus%2Frust_incremental_game_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarribus%2Frust_incremental_game_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 218221637525bb0664616f71253d3362717ea1f7
[INFO] checking carribus/rust_incremental_game_test against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarribus%2Frust_incremental_game_test" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/carribus/rust_incremental_game_test
[INFO] finished tweaking git repo https://github.com/carribus/rust_incremental_game_test
[INFO] tweaked toml for git repo https://github.com/carribus/rust_incremental_game_test written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/carribus/rust_incremental_game_test on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/carribus/rust_incremental_game_test 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "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 carribus/rust_incremental_game_test against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarribus%2Frust_incremental_game_test" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/carribus/rust_incremental_game_test
[INFO] finished tweaking git repo https://github.com/carribus/rust_incremental_game_test
[INFO] tweaked toml for git repo https://github.com/carribus/rust_incremental_game_test written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/carribus/rust_incremental_game_test on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/carribus/rust_incremental_game_test 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossterm_winapi v0.5.1
[INFO] [stderr]   Downloaded smallvec v1.1.0
[INFO] [stderr]   Downloaded lock_api v0.3.3
[INFO] [stderr]   Downloaded parking_lot_core v0.7.0
[INFO] [stderr]   Downloaded signal-hook v0.1.12
[INFO] [stderr]   Downloaded parking_lot v0.10.0
[INFO] [stderr]   Downloaded mio v0.6.21
[INFO] [stderr]   Downloaded crossterm v0.14.2
[INFO] [stderr]   Downloaded tui v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bed888d658d26872af131665ebc74c6aeb244bbf859768e1768ba85b90c397a5
[INFO] running `Command { std: "docker" "start" "-a" "bed888d658d26872af131665ebc74c6aeb244bbf859768e1768ba85b90c397a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bed888d658d26872af131665ebc74c6aeb244bbf859768e1768ba85b90c397a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bed888d658d26872af131665ebc74c6aeb244bbf859768e1768ba85b90c397a5", kill_on_drop: false }`
[INFO] [stdout] bed888d658d26872af131665ebc74c6aeb244bbf859768e1768ba85b90c397a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb13c6810a89b0e648a9d86b4428c48902fd7259ac189f764cb6271d76397640
[INFO] running `Command { std: "docker" "start" "-a" "bb13c6810a89b0e648a9d86b4428c48902fd7259ac189f764cb6271d76397640", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking signal-hook v0.1.12
[INFO] [stderr]     Checking crossterm v0.14.2
[INFO] [stderr]     Checking tui v0.8.0
[INFO] [stderr]     Checking incremental-game-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Producer`
[INFO] [stdout]  --> src/continuum.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use entities::{Producer, ProductType, ProducerEntity};
[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: `Color`
[INFO] [stdout]  --> src/custom_widgets.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tui::style::{Style, Color};
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `List`, `Margin`, and `SelectableList`
[INFO] [stdout]   --> src/ui.rs:14:56
[INFO] [stdout]    |
[INFO] [stdout] 14 |     widgets::{Widget, Block, Borders, Paragraph, Text, List, SelectableList, Table, Row},
[INFO] [stdout]    |                                                        ^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     layout::{Layout, Constraint, Direction, Rect, Alignment, Margin},
[INFO] [stdout]    |                                                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Label`
[INFO] [stdout]   --> src/ui.rs:19:29
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::custom_widgets::{Label, Button};
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write` and `self`
[INFO] [stdout]  --> src/main.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Producer`
[INFO] [stdout]  --> src/continuum.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use entities::{Producer, ProductType, ProducerEntity};
[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: `Color`
[INFO] [stdout]  --> src/custom_widgets.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tui::style::{Style, Color};
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `List`, `Margin`, and `SelectableList`
[INFO] [stdout]   --> src/ui.rs:14:56
[INFO] [stdout]    |
[INFO] [stdout] 14 |     widgets::{Widget, Block, Borders, Paragraph, Text, List, SelectableList, Table, Row},
[INFO] [stdout]    |                                                        ^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     layout::{Layout, Constraint, Direction, Rect, Alignment, Margin},
[INFO] [stdout]    |                                                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Label`
[INFO] [stdout]   --> src/ui.rs:19:29
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::custom_widgets::{Label, Button};
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write` and `self`
[INFO] [stdout]  --> src/main.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/ui.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         execute!(stdout, EnterAlternateScreen)?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/ui.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         execute!(stdout, EnableMouseCapture)?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ui.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         execute!(self.terminal.backend_mut(), LeaveAlternateScreen).unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ui.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 190 |         execute!(self.terminal.backend_mut(), DisableMouseCapture).unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/ui.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         execute!(stdout, EnterAlternateScreen)?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/ui.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         execute!(stdout, EnableMouseCapture)?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `engine`
[INFO] [stdout]   --> src/ui.rs:93:55
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn render_top_bar(f: &mut Frame<TerminalBackend>, engine: &Engine, area: Rect) {
[INFO] [stdout]    |                                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_engine`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `engine`
[INFO] [stdout]    --> src/ui.rs:141:55
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn render_actions(f: &mut Frame<TerminalBackend>, engine: &Engine, area: Rect) {
[INFO] [stdout]     |                                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ui.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         execute!(self.terminal.backend_mut(), LeaveAlternateScreen).unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ui.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 190 |         execute!(self.terminal.backend_mut(), DisableMouseCapture).unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `write_ansi_code` which comes from the expansion of the macro `execute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `engine`
[INFO] [stdout]    --> src/main.rs:115:20
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn setup_producers(engine: &mut Engine) {
[INFO] [stdout]     |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/continuum/engine.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct EngineInner {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 18 |     config: EngineConfig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EngineInner` 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: field `value_per_unit` is never read
[INFO] [stdout]  --> src/continuum/entities.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ProductType {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub value_per_unit: f64,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ProductType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `production_time` and `set_production_time` are never used
[INFO] [stdout]   --> src/continuum/entities.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Producer: Debug + Send + Sync {
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] 12 |     fn id(&self) -> &str;
[INFO] [stdout] 13 |     fn production_time(&self) -> u64;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     fn set_production_time(&mut self, t: u64);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `base_cost` and `cost_coefficient` are never read
[INFO] [stdout]   --> src/continuum/entities.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct ProducerEntity {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 23 |     pub id: String,
[INFO] [stdout] 24 |     pub base_cost: f64,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 25 |     pub cost_coefficient: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProducerEntity` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Label` is never constructed
[INFO] [stdout]   --> src/custom_widgets.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Label<'a> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `text` is never used
[INFO] [stdout]   --> src/custom_widgets.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl<'a> Label<'a> {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] 34 |     pub fn text(&mut self, text: &'a str) -> &mut Self {
[INFO] [stdout]    |            ^^^^
[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/ui.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 |                 ["Item", "Qty"].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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 122 -                 ["Item", "Qty"].into_iter(),
[INFO] [stdout] 122 +                 ["Item", "Qty"].iter(),
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 122 -                 ["Item", "Qty"].into_iter(),
[INFO] [stdout] 122 +                 IntoIterator::into_iter(["Item", "Qty"]),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `engine`
[INFO] [stdout]   --> src/ui.rs:93:55
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn render_top_bar(f: &mut Frame<TerminalBackend>, engine: &Engine, area: Rect) {
[INFO] [stdout]    |                                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_engine`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `engine`
[INFO] [stdout]    --> src/ui.rs:141:55
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn render_actions(f: &mut Frame<TerminalBackend>, engine: &Engine, area: Rect) {
[INFO] [stdout]     |                                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `engine`
[INFO] [stdout]    --> src/main.rs:115:20
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn setup_producers(engine: &mut Engine) {
[INFO] [stdout]     |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/continuum/engine.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct EngineInner {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 18 |     config: EngineConfig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EngineInner` 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: field `value_per_unit` is never read
[INFO] [stdout]  --> src/continuum/entities.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ProductType {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub value_per_unit: f64,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ProductType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `production_time` and `set_production_time` are never used
[INFO] [stdout]   --> src/continuum/entities.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Producer: Debug + Send + Sync {
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] 12 |     fn id(&self) -> &str;
[INFO] [stdout] 13 |     fn production_time(&self) -> u64;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     fn set_production_time(&mut self, t: u64);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `base_cost` and `cost_coefficient` are never read
[INFO] [stdout]   --> src/continuum/entities.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct ProducerEntity {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 23 |     pub id: String,
[INFO] [stdout] 24 |     pub base_cost: f64,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 25 |     pub cost_coefficient: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProducerEntity` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Label` is never constructed
[INFO] [stdout]   --> src/custom_widgets.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Label<'a> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `text` is never used
[INFO] [stdout]   --> src/custom_widgets.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl<'a> Label<'a> {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] 34 |     pub fn text(&mut self, text: &'a str) -> &mut Self {
[INFO] [stdout]    |            ^^^^
[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/ui.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 |                 ["Item", "Qty"].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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 122 -                 ["Item", "Qty"].into_iter(),
[INFO] [stdout] 122 +                 ["Item", "Qty"].iter(),
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 122 -                 ["Item", "Qty"].into_iter(),
[INFO] [stdout] 122 +                 IntoIterator::into_iter(["Item", "Qty"]),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `Command { std: "docker" "inspect" "bb13c6810a89b0e648a9d86b4428c48902fd7259ac189f764cb6271d76397640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb13c6810a89b0e648a9d86b4428c48902fd7259ac189f764cb6271d76397640", kill_on_drop: false }`
[INFO] [stdout] bb13c6810a89b0e648a9d86b4428c48902fd7259ac189f764cb6271d76397640
