[INFO] cloning repository https://github.com/Kollode/game-of-life-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kollode/game-of-life-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKollode%2Fgame-of-life-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKollode%2Fgame-of-life-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a2c258822bc040ede3de9986f4bd87a3bb662b6
[INFO] checking Kollode/game-of-life-rs against try#09eeb2bacb9b40b2ed1d47f03177442c0632cda1 for pr-157710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKollode%2Fgame-of-life-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Kollode/game-of-life-rs
[INFO] finished tweaking git repo https://github.com/Kollode/game-of-life-rs
[INFO] tweaked toml for git repo https://github.com/Kollode/game-of-life-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Kollode/game-of-life-rs on toolchain 09eeb2bacb9b40b2ed1d47f03177442c0632cda1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Kollode/game-of-life-rs 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" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0a27572e84334bc8b8f621fa0c85af54dfe8f8a0169205b95b51e2fbd00d9568
[INFO] running `Command { std: "docker" "start" "0a27572e84334bc8b8f621fa0c85af54dfe8f8a0169205b95b51e2fbd00d9568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0a27572e84334bc8b8f621fa0c85af54dfe8f8a0169205b95b51e2fbd00d9568" "/opt/rustwide/cargo-home/bin/cargo" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a27572e84334bc8b8f621fa0c85af54dfe8f8a0169205b95b51e2fbd00d9568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0a27572e84334bc8b8f621fa0c85af54dfe8f8a0169205b95b51e2fbd00d9568" "/opt/rustwide/cargo-home/bin/cargo" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]    Compiling wayland-scanner v0.21.7
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking wayland-sys v0.21.7
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling wayland-client v0.21.7
[INFO] [stderr]    Compiling wayland-protocols v0.21.7
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking wayland-commons v0.21.7
[INFO] [stderr]     Checking pistoncore-input v0.23.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.57.0
[INFO] [stderr]     Checking pistoncore-window v0.34.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.39.0
[INFO] [stderr]     Checking piston v0.39.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.3
[INFO] [stderr]     Checking winit v0.18.0
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.51.1
[INFO] [stderr]     Checking game-of-live-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gameboard.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut old_cells = self.cells.clone();
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/gameboard.rs:101:30
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn update(&mut self, args: &UpdateArgs) {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `zell` is assigned to, but never used
[INFO] [stdout]    --> src/gameboard.rs:139:25
[INFO] [stdout]     |
[INFO] [stdout] 139 |             if let Some(mut zell) = old_cells.get(index) {
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_zell` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `zell` is never read
[INFO] [stdout]    --> src/gameboard.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 zell = &cell.clone();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gameboard.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut old_cells = self.cells.clone();
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/gameboard.rs:101:30
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn update(&mut self, args: &UpdateArgs) {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `zell` is assigned to, but never used
[INFO] [stdout]    --> src/gameboard.rs:139:25
[INFO] [stdout]     |
[INFO] [stdout] 139 |             if let Some(mut zell) = old_cells.get(index) {
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_zell` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `zell` is never read
[INFO] [stdout]    --> src/gameboard.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 zell = &cell.clone();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getPositionFromIndex` should have a snake case name
[INFO] [stdout]    --> src/gameboard.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |  fn getPositionFromIndex(number_of_cols: f64, index: f64) -> (i64, i64) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_position_from_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getPositionFromRowCol` should have a snake case name
[INFO] [stdout]    --> src/gameboard.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn getPositionFromRowCol(number_of_cols: i64, row: i64, col: i64) -> i64 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_position_from_row_col`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getPositionFromIndex` should have a snake case name
[INFO] [stdout]    --> src/gameboard.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |  fn getPositionFromIndex(number_of_cols: f64, index: f64) -> (i64, i64) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_position_from_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getPositionFromRowCol` should have a snake case name
[INFO] [stdout]    --> src/gameboard.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn getPositionFromRowCol(number_of_cols: i64, row: i64, col: i64) -> i64 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_position_from_row_col`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.76s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: glutin v0.19.0, winit v0.18.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "0a27572e84334bc8b8f621fa0c85af54dfe8f8a0169205b95b51e2fbd00d9568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a27572e84334bc8b8f621fa0c85af54dfe8f8a0169205b95b51e2fbd00d9568", kill_on_drop: false }`
[INFO] [stdout] 0a27572e84334bc8b8f621fa0c85af54dfe8f8a0169205b95b51e2fbd00d9568
