[INFO] cloning repository https://github.com/Patrik-Stas/rust-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/Patrik-Stas/rust-game-of-life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrik-Stas%2Frust-game-of-life", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrik-Stas%2Frust-game-of-life'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2551e01849029320161ca13a7260ca492bbca15
[INFO] checking Patrik-Stas/rust-game-of-life against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrik-Stas%2Frust-game-of-life" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Patrik-Stas/rust-game-of-life on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Patrik-Stas/rust-game-of-life
[INFO] finished tweaking git repo https://github.com/Patrik-Stas/rust-game-of-life
[INFO] tweaked toml for git repo https://github.com/Patrik-Stas/rust-game-of-life written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Patrik-Stas/rust-game-of-life already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] 54c86c85d987a2824a7def6d10f1541e3f959bd850e2f210ec3ff6bdb1d86017
[INFO] running `Command { std: "docker" "start" "-a" "54c86c85d987a2824a7def6d10f1541e3f959bd850e2f210ec3ff6bdb1d86017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54c86c85d987a2824a7def6d10f1541e3f959bd850e2f210ec3ff6bdb1d86017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c86c85d987a2824a7def6d10f1541e3f959bd850e2f210ec3ff6bdb1d86017", kill_on_drop: false }`
[INFO] [stdout] 54c86c85d987a2824a7def6d10f1541e3f959bd850e2f210ec3ff6bdb1d86017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] fcd35feeae37dfcbb591d870ce517bd954bd04161a16578c9b09199a064b8e5b
[INFO] running `Command { std: "docker" "start" "-a" "fcd35feeae37dfcbb591d870ce517bd954bd04161a16578c9b09199a064b8e5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking gol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice::Split`
[INFO] [stdout]    --> src/universe/universe_board_2d.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |     use std::slice::Split;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gol`
[INFO] [stdout]   --> src/visualizer/visualizer_stdout.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn visualize(gol: Box<dyn CellUniverse>) {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_gol`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `terminate` is assigned to, but never used
[INFO] [stdout]   --> src/universe/universe_board_2d.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut terminate = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_terminate` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `terminate` is never read
[INFO] [stdout]   --> src/universe/universe_board_2d.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 terminate = true;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ConsoleVisualizer`
[INFO] [stdout]  --> src/visualizer/visualizer_stdout.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct ConsoleVisualizer {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `transition_set_alive`
[INFO] [stdout]   --> src/gol/gol_board_2d.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn transition_set_alive(&mut self, col: usize, row: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `transition_set_dead`
[INFO] [stdout]   --> src/gol/gol_board_2d.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn transition_set_dead(&mut self, col: usize, row: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `init_from_plaintext_file`
[INFO] [stdout]    --> src/universe/universe_board_2d.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn init_from_plaintext_file(&mut self, path: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `init_from_plaintext`
[INFO] [stdout]    --> src/universe/universe_board_2d.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn init_from_plaintext(&mut self, data: &str, aliveChar: Option<char>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_cell_dead_all`
[INFO] [stdout]    --> src/universe/universe_board_2d.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn make_cell_dead_all(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_dead`
[INFO] [stdout]    --> src/universe/universe_board_2d.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn is_dead(&self, col: usize, row: usize) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_alive_in_row`
[INFO] [stdout]    --> src/universe/universe_board_2d.rs:149:12
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn has_alive_in_row(&self, row: usize) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_alive_in_col`
[INFO] [stdout]    --> src/universe/universe_board_2d.rs:158:12
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn has_alive_in_col(&self, col: usize) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `CellPoint`
[INFO] [stdout]  --> src/common/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct CellPoint {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `aliveChar` should have a snake case name
[INFO] [stdout]    --> src/universe/universe_board_2d.rs:106:55
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn init_from_plaintext(&mut self, data: &str, aliveChar: Option<char>) {
[INFO] [stdout]     |                                                       ^^^^^^^^^ help: convert the identifier to snake case: `alive_char`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gol`
[INFO] [stdout]   --> src/visualizer/visualizer_stdout.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn visualize(gol: Box<dyn CellUniverse>) {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_gol`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `terminate` is assigned to, but never used
[INFO] [stdout]   --> src/universe/universe_board_2d.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut terminate = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_terminate` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `terminate` is never read
[INFO] [stdout]   --> src/universe/universe_board_2d.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 terminate = true;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ConsoleVisualizer`
[INFO] [stdout]  --> src/visualizer/visualizer_stdout.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct ConsoleVisualizer {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `transition_set_alive`
[INFO] [stdout]   --> src/gol/gol_board_2d.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn transition_set_alive(&mut self, col: usize, row: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `transition_set_dead`
[INFO] [stdout]   --> src/gol/gol_board_2d.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn transition_set_dead(&mut self, col: usize, row: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_cell_dead_all`
[INFO] [stdout]    --> src/universe/universe_board_2d.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn make_cell_dead_all(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `CellPoint`
[INFO] [stdout]  --> src/common/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct CellPoint {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `aliveChar` should have a snake case name
[INFO] [stdout]    --> src/universe/universe_board_2d.rs:106:55
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn init_from_plaintext(&mut self, data: &str, aliveChar: Option<char>) {
[INFO] [stdout]     |                                                       ^^^^^^^^^ help: convert the identifier to snake case: `alive_char`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `hashmapMain` should have a snake case name
[INFO] [stdout]    --> src/universe/universe_board_2d.rs:368:17
[INFO] [stdout]     |
[INFO] [stdout] 368 |         let mut hashmapMain: HashMap<(usize, usize), bool> = HashMap::new();
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: convert the identifier to snake case: `hashmap_main`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.24s
[INFO] running `Command { std: "docker" "inspect" "fcd35feeae37dfcbb591d870ce517bd954bd04161a16578c9b09199a064b8e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcd35feeae37dfcbb591d870ce517bd954bd04161a16578c9b09199a064b8e5b", kill_on_drop: false }`
[INFO] [stdout] fcd35feeae37dfcbb591d870ce517bd954bd04161a16578c9b09199a064b8e5b