[INFO] cloning repository https://github.com/cmgriffing/game-of-life-core
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cmgriffing/game-of-life-core" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmgriffing%2Fgame-of-life-core", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmgriffing%2Fgame-of-life-core'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45f64885aac06a288eae0175c93fc4a05d53ec3c
[INFO] checking cmgriffing/game-of-life-core against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmgriffing%2Fgame-of-life-core" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cmgriffing/game-of-life-core on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cmgriffing/game-of-life-core
[INFO] finished tweaking git repo https://github.com/cmgriffing/game-of-life-core
[INFO] tweaked toml for git repo https://github.com/cmgriffing/game-of-life-core written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/cmgriffing/game-of-life-core already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] 731ad51e3ce60237f576d9d5f1707e398a4ed3514381c87a2ab14ec514e6aa03
[INFO] running `Command { std: "docker" "start" "-a" "731ad51e3ce60237f576d9d5f1707e398a4ed3514381c87a2ab14ec514e6aa03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "731ad51e3ce60237f576d9d5f1707e398a4ed3514381c87a2ab14ec514e6aa03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "731ad51e3ce60237f576d9d5f1707e398a4ed3514381c87a2ab14ec514e6aa03", kill_on_drop: false }`
[INFO] [stdout] 731ad51e3ce60237f576d9d5f1707e398a4ed3514381c87a2ab14ec514e6aa03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 103697f89b4f9446d030f1898f484843aea091f4ae8a1937b8fe906dda200630
[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" "103697f89b4f9446d030f1898f484843aea091f4ae8a1937b8fe906dda200630", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]    Compiling syn v1.0.30
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[INFO] [stderr]     Checking serde_json v1.0.53
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[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking game-of-life-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/core/game.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/core/game.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/core/game.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/core/game.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::*`
[INFO] [stdout]  --> src/cli/render_seeds.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serialize_cellules_to_string`
[INFO] [stdout]  --> src/cli/validate_submissions.rs:2:63
[INFO] [stdout]   |
[INFO] [stdout] 2 |   deserialize_string_into_cellules, game_grids_are_identical, serialize_cellules_to_string,
[INFO] [stdout]   |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `seed_middle_line_starter`
[INFO] [stdout]  --> src/cli/validate_submissions.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::core::seeds::seeds::{get_seeds, seed_middle_line_starter};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Result`, `Value`
[INFO] [stdout]   --> src/cli/validate_submissions.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | use serde_json::{Result, Value};
[INFO] [stdout]    |                  ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::LevelFilter`
[INFO] [stdout]   --> src/cli/validate_submissions.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use log::LevelFilter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/core/game.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::*`
[INFO] [stdout]  --> src/cli/render_seeds.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serialize_cellules_to_string`
[INFO] [stdout]  --> src/cli/validate_submissions.rs:2:63
[INFO] [stdout]   |
[INFO] [stdout] 2 |   deserialize_string_into_cellules, game_grids_are_identical, serialize_cellules_to_string,
[INFO] [stdout]   |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `seed_middle_line_starter`
[INFO] [stdout]  --> src/cli/validate_submissions.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::core::seeds::seeds::{get_seeds, seed_middle_line_starter};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Result`, `Value`
[INFO] [stdout]   --> src/cli/validate_submissions.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | use serde_json::{Result, Value};
[INFO] [stdout]    |                  ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::LevelFilter`
[INFO] [stdout]   --> src/cli/validate_submissions.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use log::LevelFilter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/core/game.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/core/game.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn reset(&mut self) {
[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: `set_cellules`
[INFO] [stdout]   --> src/core/game.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn set_cellules(&mut self, cellules: Vec<Cellule>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_cellules_to_string`
[INFO] [stdout]    --> src/core/game.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub fn serialize_cellules_to_string(cellules: Vec<Cellule>) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear_previous_steps`
[INFO] [stdout]   --> src/core/history.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |   pub fn clear_previous_steps(&mut self) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `commandArgument`
[INFO] [stdout]   --> src/main.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   commandArgument: Option<String>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `commandArgument` should have a snake case name
[INFO] [stdout]   --> src/main.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   commandArgument: Option<String>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `command_argument`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/core/game.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn reset(&mut self) {
[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: `set_cellules`
[INFO] [stdout]   --> src/core/game.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn set_cellules(&mut self, cellules: Vec<Cellule>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_cellules_to_string`
[INFO] [stdout]    --> src/core/game.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub fn serialize_cellules_to_string(cellules: Vec<Cellule>) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear_previous_steps`
[INFO] [stdout]   --> src/core/history.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |   pub fn clear_previous_steps(&mut self) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `commandArgument`
[INFO] [stdout]   --> src/main.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   commandArgument: Option<String>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `commandArgument` should have a snake case name
[INFO] [stdout]   --> src/main.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   commandArgument: Option<String>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `command_argument`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "103697f89b4f9446d030f1898f484843aea091f4ae8a1937b8fe906dda200630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "103697f89b4f9446d030f1898f484843aea091f4ae8a1937b8fe906dda200630", kill_on_drop: false }`
[INFO] [stdout] 103697f89b4f9446d030f1898f484843aea091f4ae8a1937b8fe906dda200630