[INFO] cloning repository https://github.com/jimmiebfulton/game-of-life [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jimmiebfulton/game-of-life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimmiebfulton%2Fgame-of-life", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimmiebfulton%2Fgame-of-life'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4f7c3a1f86680a9ca4e1fd4e12ce5a9cff482a61 [INFO] checking jimmiebfulton/game-of-life against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimmiebfulton%2Fgame-of-life" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jimmiebfulton/game-of-life on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jimmiebfulton/game-of-life [INFO] finished tweaking git repo https://github.com/jimmiebfulton/game-of-life [INFO] tweaked toml for git repo https://github.com/jimmiebfulton/game-of-life written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jimmiebfulton/game-of-life 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simba v0.6.0 [INFO] [stderr] Downloaded safe_arch v0.6.0 [INFO] [stderr] Downloaded matrixmultiply v0.3.2 [INFO] [stderr] Downloaded wide v0.7.1 [INFO] [stderr] Downloaded nalgebra v0.29.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20a4d38fb4b0fd4bd905bfa9834a1e93eb46cc771255d0f4d52c16c01525e521 [INFO] running `Command { std: "docker" "start" "-a" "20a4d38fb4b0fd4bd905bfa9834a1e93eb46cc771255d0f4d52c16c01525e521", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20a4d38fb4b0fd4bd905bfa9834a1e93eb46cc771255d0f4d52c16c01525e521", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20a4d38fb4b0fd4bd905bfa9834a1e93eb46cc771255d0f4d52c16c01525e521", kill_on_drop: false }` [INFO] [stdout] 20a4d38fb4b0fd4bd905bfa9834a1e93eb46cc771255d0f4d52c16c01525e521 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9fc2da8dc5318d178dbf68619c194d7c992dd0d59e22af32782ecf56b2517518 [INFO] running `Command { std: "docker" "start" "-a" "9fc2da8dc5318d178dbf68619c194d7c992dd0d59e22af32782ecf56b2517518", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Checking bytemuck v1.7.2 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling signal-hook v0.3.10 [INFO] [stderr] Checking safe_arch v0.6.0 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Compiling paste v1.0.6 [INFO] [stderr] Checking wide v0.7.1 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking approx v0.5.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking signal-hook-mio v0.2.1 [INFO] [stderr] Checking crossterm v0.22.1 [INFO] [stderr] Checking simba v0.6.0 [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Checking nalgebra v0.29.0 [INFO] [stderr] Checking game-of-life v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/main.rs:3:30 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{stdout, Write, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Color`, `ResetColor`, `SetBackgroundColor`, `SetForegroundColor` [INFO] [stdout] --> src/main.rs:9:19 [INFO] [stdout] | [INFO] [stdout] 9 | style::{self, Color, Stylize, ResetColor, SetBackgroundColor, SetForegroundColor}, [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GameMatrix` [INFO] [stdout] --> src/main.rs:14:33 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::engine::{GameOfLife, GameMatrix, CellState}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/main.rs:3:30 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{stdout, Write, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Color`, `ResetColor`, `SetBackgroundColor`, `SetForegroundColor` [INFO] [stdout] --> src/main.rs:9:19 [INFO] [stdout] | [INFO] [stdout] 9 | style::{self, Color, Stylize, ResetColor, SetBackgroundColor, SetForegroundColor}, [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GameMatrix` [INFO] [stdout] --> src/main.rs:14:33 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::engine::{GameOfLife, GameMatrix, CellState}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `previous_mut` is never used [INFO] [stdout] --> src/engine.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl GameOfLife { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 39 | pub fn previous_mut(&mut self) -> &mut GameMatrix { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_internal` is never used [INFO] [stdout] --> src/engine.rs:103:12 [INFO] [stdout] | [INFO] [stdout] 67 | impl GameMatrix { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 103 | pub fn get_internal(&self) -> &DMatrix { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | render(&mut game, &mut stdout()); [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] 58 | let _ = render(&mut game, &mut stdout()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `previous_mut` and `kill_em_all` are never used [INFO] [stdout] --> src/engine.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl GameOfLife { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 39 | pub fn previous_mut(&mut self) -> &mut GameMatrix { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn kill_em_all(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_internal` and `kill_em_all` are never used [INFO] [stdout] --> src/engine.rs:103:12 [INFO] [stdout] | [INFO] [stdout] 67 | impl GameMatrix { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 103 | pub fn get_internal(&self) -> &DMatrix { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 112 | pub fn kill_em_all(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_alive_neighbor_count` is never used [INFO] [stdout] --> src/engine.rs:119:4 [INFO] [stdout] | [INFO] [stdout] 119 | fn get_alive_neighbor_count(matrix: &GameMatrix, cell: Cell) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | render(&mut game, &mut stdout()); [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] 58 | let _ = render(&mut game, &mut stdout()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.91s [INFO] running `Command { std: "docker" "inspect" "9fc2da8dc5318d178dbf68619c194d7c992dd0d59e22af32782ecf56b2517518", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fc2da8dc5318d178dbf68619c194d7c992dd0d59e22af32782ecf56b2517518", kill_on_drop: false }` [INFO] [stdout] 9fc2da8dc5318d178dbf68619c194d7c992dd0d59e22af32782ecf56b2517518 [INFO] checking jimmiebfulton/game-of-life against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimmiebfulton%2Fgame-of-life" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jimmiebfulton/game-of-life on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jimmiebfulton/game-of-life [INFO] finished tweaking git repo https://github.com/jimmiebfulton/game-of-life [INFO] tweaked toml for git repo https://github.com/jimmiebfulton/game-of-life written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jimmiebfulton/game-of-life 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f759104695c731eb17c6945aac998455c5b98702408cbc183b0e9a478240edc1 [INFO] running `Command { std: "docker" "start" "-a" "f759104695c731eb17c6945aac998455c5b98702408cbc183b0e9a478240edc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f759104695c731eb17c6945aac998455c5b98702408cbc183b0e9a478240edc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f759104695c731eb17c6945aac998455c5b98702408cbc183b0e9a478240edc1", kill_on_drop: false }` [INFO] [stdout] f759104695c731eb17c6945aac998455c5b98702408cbc183b0e9a478240edc1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e58e038adf965cbf1bfb9d72bfe4e97a5c5d1bf3d74aa80881f678809b4fdd3c [INFO] running `Command { std: "docker" "start" "-a" "e58e038adf965cbf1bfb9d72bfe4e97a5c5d1bf3d74aa80881f678809b4fdd3c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling signal-hook v0.3.10 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Checking bytemuck v1.7.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Checking safe_arch v0.6.0 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Compiling paste v1.0.6 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking wide v0.7.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking approx v0.5.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking signal-hook-mio v0.2.1 [INFO] [stderr] Checking crossterm v0.22.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking simba v0.6.0 [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Checking nalgebra v0.29.0 [INFO] [stderr] Checking game-of-life v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/main.rs:3:30 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{stdout, Write, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Color`, `ResetColor`, `SetBackgroundColor`, `SetForegroundColor` [INFO] [stdout] --> src/main.rs:9:19 [INFO] [stdout] | [INFO] [stdout] 9 | style::{self, Color, Stylize, ResetColor, SetBackgroundColor, SetForegroundColor}, [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GameMatrix` [INFO] [stdout] --> src/main.rs:14:33 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::engine::{GameOfLife, GameMatrix, CellState}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/main.rs:3:30 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{stdout, Write, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Color`, `ResetColor`, `SetBackgroundColor`, `SetForegroundColor` [INFO] [stdout] --> src/main.rs:9:19 [INFO] [stdout] | [INFO] [stdout] 9 | style::{self, Color, Stylize, ResetColor, SetBackgroundColor, SetForegroundColor}, [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GameMatrix` [INFO] [stdout] --> src/main.rs:14:33 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::engine::{GameOfLife, GameMatrix, CellState}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `previous_mut` and `kill_em_all` are never used [INFO] [stdout] --> src/engine.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl GameOfLife { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 39 | pub fn previous_mut(&mut self) -> &mut GameMatrix { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn kill_em_all(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_internal` and `kill_em_all` are never used [INFO] [stdout] --> src/engine.rs:103:12 [INFO] [stdout] | [INFO] [stdout] 67 | impl GameMatrix { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 103 | pub fn get_internal(&self) -> &DMatrix { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 112 | pub fn kill_em_all(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_alive_neighbor_count` is never used [INFO] [stdout] --> src/engine.rs:119:4 [INFO] [stdout] | [INFO] [stdout] 119 | fn get_alive_neighbor_count(matrix: &GameMatrix, cell: Cell) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | render(&mut game, &mut stdout()); [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] 58 | let _ = render(&mut game, &mut stdout()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `previous_mut` is never used [INFO] [stdout] --> src/engine.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl GameOfLife { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 39 | pub fn previous_mut(&mut self) -> &mut GameMatrix { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_internal` is never used [INFO] [stdout] --> src/engine.rs:103:12 [INFO] [stdout] | [INFO] [stdout] 67 | impl GameMatrix { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 103 | pub fn get_internal(&self) -> &DMatrix { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | render(&mut game, &mut stdout()); [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] 58 | let _ = render(&mut game, &mut stdout()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.53s [INFO] running `Command { std: "docker" "inspect" "e58e038adf965cbf1bfb9d72bfe4e97a5c5d1bf3d74aa80881f678809b4fdd3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e58e038adf965cbf1bfb9d72bfe4e97a5c5d1bf3d74aa80881f678809b4fdd3c", kill_on_drop: false }` [INFO] [stdout] e58e038adf965cbf1bfb9d72bfe4e97a5c5d1bf3d74aa80881f678809b4fdd3c