[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 }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70752e3de080fcb18d342259ccd6733fa988ba2f
[INFO] testing doughsay/halomonas_titanicae against master#b03b3a7ec92682be2917540b679478d41c95a30c for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoughsay%2Fhalomonas_titanicae" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[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-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/doughsay/halomonas_titanicae on toolchain b03b3a7ec92682be2917540b679478d41c95a30c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/doughsay/halomonas_titanicae 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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] ca195de04b425d540f127a0b8b9ec1e0378a28f59b3d932d6215b9bb3d67adf5
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[INFO] [stderr]    Compiling pistoncore-input v0.23.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.4
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[INFO] [stderr]    Compiling halomonas_titanicae v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `print_state` is never used
[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 `ActiveBuffer` is never used
[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 `Point` is never constructed
[INFO] [stdout]   --> src/hashmap_life.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WorldState` is never constructed
[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 `random_state` is never used
[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 `print_state` is never used
[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 `tick` is never used
[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 `count_neighbors` is never used
[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 `birth` is never used
[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 `ActiveBuffer` is never used
[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 `WorldSize` is never constructed
[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 `WorldState` is never constructed
[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 `random_state` is never used
[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 `print_state` is never used
[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 `tick` is never used
[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 `count_neighbors` is never used
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.90s
[INFO] running `Command { std: "docker" "inspect" "ca195de04b425d540f127a0b8b9ec1e0378a28f59b3d932d6215b9bb3d67adf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca195de04b425d540f127a0b8b9ec1e0378a28f59b3d932d6215b9bb3d67adf5", kill_on_drop: false }`
[INFO] [stdout] ca195de04b425d540f127a0b8b9ec1e0378a28f59b3d932d6215b9bb3d67adf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e7abf61a5d6455199edc38d4d5f47d20d0c6e6ae6fca8fafcd6c68b43b4a95d
[INFO] running `Command { std: "docker" "start" "-a" "8e7abf61a5d6455199edc38d4d5f47d20d0c6e6ae6fca8fafcd6c68b43b4a95d", kill_on_drop: false }`
[INFO] [stderr]    Compiling halomonas_titanicae v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `print_state` is never used
[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 `ActiveBuffer` is never used
[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 `Point` is never constructed
[INFO] [stdout]   --> src/hashmap_life.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WorldState` is never constructed
[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 `random_state` is never used
[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 `print_state` is never used
[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 `tick` is never used
[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 `count_neighbors` is never used
[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 `birth` is never used
[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 `ActiveBuffer` is never used
[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 `WorldSize` is never constructed
[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 `WorldState` is never constructed
[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 `random_state` is never used
[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 `print_state` is never used
[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 `tick` is never used
[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 `count_neighbors` is never used
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "8e7abf61a5d6455199edc38d4d5f47d20d0c6e6ae6fca8fafcd6c68b43b4a95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e7abf61a5d6455199edc38d4d5f47d20d0c6e6ae6fca8fafcd6c68b43b4a95d", kill_on_drop: false }`
[INFO] [stdout] 8e7abf61a5d6455199edc38d4d5f47d20d0c6e6ae6fca8fafcd6c68b43b4a95d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2169d28f88bb9da86965859efaf3963b2937d526190bfd5794e6b3349778c5a0
[INFO] running `Command { std: "docker" "start" "-a" "2169d28f88bb9da86965859efaf3963b2937d526190bfd5794e6b3349778c5a0", kill_on_drop: false }`
[INFO] [stderr] warning: function `print_state` is never used
[INFO] [stderr]   --> src/counting_life.rs:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn print_state(state: &WorldState) {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ActiveBuffer` is never used
[INFO] [stderr]   --> src/hashmap_life.rs:10:6
[INFO] [stderr]    |
[INFO] [stderr] 10 | enum ActiveBuffer {
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Point` is never constructed
[INFO] [stderr]   --> src/hashmap_life.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct Point {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `WorldState` is never constructed
[INFO] [stderr]   --> src/hashmap_life.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct WorldState {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_state` is never used
[INFO] [stderr]   --> src/hashmap_life.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn random_state(height: i32, width: i32) -> WorldState {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_state` is never used
[INFO] [stderr]   --> src/hashmap_life.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn print_state(state: &WorldState, from: (i32, i32), to: (i32, i32)) {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tick` is never used
[INFO] [stderr]   --> src/hashmap_life.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn tick(state: &mut WorldState) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `count_neighbors` is never used
[INFO] [stderr]   --> src/hashmap_life.rs:97:4
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn count_neighbors(hashmap: &HashMap<Point, bool>, point: &Point) -> u8 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `birth` is never used
[INFO] [stderr]    --> src/hashmap_life.rs:118:4
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn birth(hashmap: &mut HashMap<Point, bool>, point: Point) {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ActiveBuffer` is never used
[INFO] [stderr]  --> src/naive_life.rs:8:6
[INFO] [stderr]   |
[INFO] [stderr] 8 | enum ActiveBuffer {
[INFO] [stderr]   |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `WorldSize` is never constructed
[INFO] [stderr]   --> src/naive_life.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct WorldSize {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `WorldState` is never constructed
[INFO] [stderr]   --> src/naive_life.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct WorldState {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_state` is never used
[INFO] [stderr]   --> src/naive_life.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn random_state(height: usize, width: usize) -> WorldState {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_state` is never used
[INFO] [stderr]   --> src/naive_life.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub fn print_state(state: &WorldState) {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tick` is never used
[INFO] [stderr]   --> src/naive_life.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn tick(state: &mut WorldState) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `count_neighbors` is never used
[INFO] [stderr]   --> src/naive_life.rs:99:4
[INFO] [stderr]    |
[INFO] [stderr] 99 | fn count_neighbors(vec: &[bool], width: usize, height: usize, x: usize, y: usize) -> u8 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `halomonas_titanicae` (bin "halomonas_titanicae" test) generated 16 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/halomonas_titanicae-2741d24445964e6e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2169d28f88bb9da86965859efaf3963b2937d526190bfd5794e6b3349778c5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2169d28f88bb9da86965859efaf3963b2937d526190bfd5794e6b3349778c5a0", kill_on_drop: false }`
[INFO] [stdout] 2169d28f88bb9da86965859efaf3963b2937d526190bfd5794e6b3349778c5a0