[INFO] cloning repository https://github.com/doughsay/halomonas_titanicae
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doughsay/halomonas_titanicae" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoughsay%2Fhalomonas_titanicae", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoughsay%2Fhalomonas_titanicae'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70752e3de080fcb18d342259ccd6733fa988ba2f
[INFO] checking doughsay/halomonas_titanicae against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoughsay%2Fhalomonas_titanicae" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doughsay/halomonas_titanicae on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/doughsay/halomonas_titanicae
[INFO] finished tweaking git repo https://github.com/doughsay/halomonas_titanicae
[INFO] tweaked toml for git repo https://github.com/doughsay/halomonas_titanicae written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/doughsay/halomonas_titanicae already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 77b791abe7d4466208bd252bc2b01329e70ec8efe077dbb7a605e7bcc5443414
[INFO] running `Command { std: "docker" "start" "-a" "77b791abe7d4466208bd252bc2b01329e70ec8efe077dbb7a605e7bcc5443414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77b791abe7d4466208bd252bc2b01329e70ec8efe077dbb7a605e7bcc5443414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77b791abe7d4466208bd252bc2b01329e70ec8efe077dbb7a605e7bcc5443414", kill_on_drop: false }`
[INFO] [stdout] 77b791abe7d4466208bd252bc2b01329e70ec8efe077dbb7a605e7bcc5443414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 230e4006a23c75fbddf342fdd248689fdbbe789ba485718a1dfb312cc3a9270b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "230e4006a23c75fbddf342fdd248689fdbbe789ba485718a1dfb312cc3a9270b", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling libc v0.2.45
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[INFO] [stderr]    Compiling semver-parser v0.7.0
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[INFO] [stderr]     Checking tiff v0.2.1
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[INFO] [stderr]     Checking smithay-client-toolkit v0.4.4
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.57.0
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[INFO] [stderr]     Checking pistoncore-glutin_window v0.51.1
[INFO] [stderr]     Checking piston v0.39.0
[INFO] [stderr]     Checking halomonas_titanicae v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/counting_life.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn print_state(state: &WorldState) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ActiveBuffer`
[INFO] [stdout]   --> src/hashmap_life.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum ActiveBuffer {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldState`
[INFO] [stdout]   --> src/hashmap_life.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct WorldState {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_state`
[INFO] [stdout]   --> src/hashmap_life.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn random_state(height: i32, width: i32) -> WorldState {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/hashmap_life.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn print_state(state: &WorldState, from: (i32, i32), to: (i32, i32)) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tick`
[INFO] [stdout]   --> src/hashmap_life.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn tick(state: &mut WorldState) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_neighbors`
[INFO] [stdout]   --> src/hashmap_life.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn count_neighbors(hashmap: &HashMap<Point, bool>, point: &Point) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `birth`
[INFO] [stdout]    --> src/hashmap_life.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn birth(hashmap: &mut HashMap<Point, bool>, point: Point) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ActiveBuffer`
[INFO] [stdout]  --> src/naive_life.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum ActiveBuffer {
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldSize`
[INFO] [stdout]   --> src/naive_life.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct WorldSize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldState`
[INFO] [stdout]   --> src/naive_life.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct WorldState {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_state`
[INFO] [stdout]   --> src/naive_life.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn random_state(height: usize, width: usize) -> WorldState {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/naive_life.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn print_state(state: &WorldState) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tick`
[INFO] [stdout]   --> src/naive_life.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn tick(state: &mut WorldState) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_neighbors`
[INFO] [stdout]   --> src/naive_life.rs:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn count_neighbors(vec: &[bool], width: usize, height: usize, x: usize, y: usize) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/counting_life.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn print_state(state: &WorldState) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ActiveBuffer`
[INFO] [stdout]   --> src/hashmap_life.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum ActiveBuffer {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldState`
[INFO] [stdout]   --> src/hashmap_life.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct WorldState {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_state`
[INFO] [stdout]   --> src/hashmap_life.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn random_state(height: i32, width: i32) -> WorldState {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/hashmap_life.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn print_state(state: &WorldState, from: (i32, i32), to: (i32, i32)) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tick`
[INFO] [stdout]   --> src/hashmap_life.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn tick(state: &mut WorldState) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_neighbors`
[INFO] [stdout]   --> src/hashmap_life.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn count_neighbors(hashmap: &HashMap<Point, bool>, point: &Point) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `birth`
[INFO] [stdout]    --> src/hashmap_life.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn birth(hashmap: &mut HashMap<Point, bool>, point: Point) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ActiveBuffer`
[INFO] [stdout]  --> src/naive_life.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum ActiveBuffer {
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldSize`
[INFO] [stdout]   --> src/naive_life.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct WorldSize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldState`
[INFO] [stdout]   --> src/naive_life.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct WorldState {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_state`
[INFO] [stdout]   --> src/naive_life.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn random_state(height: usize, width: usize) -> WorldState {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/naive_life.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn print_state(state: &WorldState) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tick`
[INFO] [stdout]   --> src/naive_life.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn tick(state: &mut WorldState) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_neighbors`
[INFO] [stdout]   --> src/naive_life.rs:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn count_neighbors(vec: &[bool], width: usize, height: usize, x: usize, y: usize) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 51s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking halomonas_titanicae v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/counting_life.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn print_state(state: &WorldState) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ActiveBuffer`
[INFO] [stdout]   --> src/hashmap_life.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum ActiveBuffer {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldState`
[INFO] [stdout]   --> src/hashmap_life.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct WorldState {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_state`
[INFO] [stdout]   --> src/hashmap_life.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn random_state(height: i32, width: i32) -> WorldState {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/hashmap_life.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn print_state(state: &WorldState, from: (i32, i32), to: (i32, i32)) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tick`
[INFO] [stdout]   --> src/hashmap_life.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn tick(state: &mut WorldState) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_neighbors`
[INFO] [stdout]   --> src/hashmap_life.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn count_neighbors(hashmap: &HashMap<Point, bool>, point: &Point) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `birth`
[INFO] [stdout]    --> src/hashmap_life.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn birth(hashmap: &mut HashMap<Point, bool>, point: Point) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ActiveBuffer`
[INFO] [stdout]  --> src/naive_life.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum ActiveBuffer {
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldSize`
[INFO] [stdout]   --> src/naive_life.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct WorldSize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldState`
[INFO] [stdout]   --> src/naive_life.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct WorldState {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_state`
[INFO] [stdout]   --> src/naive_life.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn random_state(height: usize, width: usize) -> WorldState {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/naive_life.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn print_state(state: &WorldState) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tick`
[INFO] [stdout]   --> src/naive_life.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn tick(state: &mut WorldState) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_neighbors`
[INFO] [stdout]   --> src/naive_life.rs:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn count_neighbors(vec: &[bool], width: usize, height: usize, x: usize, y: usize) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/counting_life.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn print_state(state: &WorldState) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ActiveBuffer`
[INFO] [stdout]   --> src/hashmap_life.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum ActiveBuffer {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldState`
[INFO] [stdout]   --> src/hashmap_life.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct WorldState {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_state`
[INFO] [stdout]   --> src/hashmap_life.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn random_state(height: i32, width: i32) -> WorldState {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/hashmap_life.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn print_state(state: &WorldState, from: (i32, i32), to: (i32, i32)) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tick`
[INFO] [stdout]   --> src/hashmap_life.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn tick(state: &mut WorldState) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_neighbors`
[INFO] [stdout]   --> src/hashmap_life.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn count_neighbors(hashmap: &HashMap<Point, bool>, point: &Point) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `birth`
[INFO] [stdout]    --> src/hashmap_life.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn birth(hashmap: &mut HashMap<Point, bool>, point: Point) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ActiveBuffer`
[INFO] [stdout]  --> src/naive_life.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | enum ActiveBuffer {
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldSize`
[INFO] [stdout]   --> src/naive_life.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct WorldSize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WorldState`
[INFO] [stdout]   --> src/naive_life.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct WorldState {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_state`
[INFO] [stdout]   --> src/naive_life.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn random_state(height: usize, width: usize) -> WorldState {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_state`
[INFO] [stdout]   --> src/naive_life.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn print_state(state: &WorldState) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tick`
[INFO] [stdout]   --> src/naive_life.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn tick(state: &mut WorldState) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_neighbors`
[INFO] [stdout]   --> src/naive_life.rs:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn count_neighbors(vec: &[bool], width: usize, height: usize, x: usize, y: usize) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "230e4006a23c75fbddf342fdd248689fdbbe789ba485718a1dfb312cc3a9270b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "230e4006a23c75fbddf342fdd248689fdbbe789ba485718a1dfb312cc3a9270b", kill_on_drop: false }`
[INFO] [stdout] 230e4006a23c75fbddf342fdd248689fdbbe789ba485718a1dfb312cc3a9270b