[INFO] cloning repository https://github.com/piotrsac/sand-game-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/piotrsac/sand-game-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiotrsac%2Fsand-game-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiotrsac%2Fsand-game-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0109969c6c0bcfde8c6b3c2352fe69807b4ba74e
[INFO] checking piotrsac/sand-game-rust against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiotrsac%2Fsand-game-rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/piotrsac/sand-game-rust
[INFO] finished tweaking git repo https://github.com/piotrsac/sand-game-rust
[INFO] tweaked toml for git repo https://github.com/piotrsac/sand-game-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/piotrsac/sand-game-rust on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/piotrsac/sand-game-rust 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `falling_sand` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-1-tc1/source/target/.../falling_sand
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `falling-sand`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:6:8
[INFO] [stderr]    |
[INFO] [stderr]  6 - name = "falling_sand"
[INFO] [stderr]  6 + name = "falling-sand"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `falling-sand`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:7:19
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ version = "0.1.0"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "falling-sand"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `falling_sand` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miniquad v0.4.10
[INFO] [stderr]   Downloaded macroquad v0.4.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d2a20f80c5826af8127d5b8b9454d7eaab4432d3fd2781bd7b3a4391af20cd3d
[INFO] running `Command { std: "docker" "start" "d2a20f80c5826af8127d5b8b9454d7eaab4432d3fd2781bd7b3a4391af20cd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2a20f80c5826af8127d5b8b9454d7eaab4432d3fd2781bd7b3a4391af20cd3d", 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" "d2a20f80c5826af8127d5b8b9454d7eaab4432d3fd2781bd7b3a4391af20cd3d" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2a20f80c5826af8127d5b8b9454d7eaab4432d3fd2781bd7b3a4391af20cd3d", 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" "d2a20f80c5826af8127d5b8b9454d7eaab4432d3fd2781bd7b3a4391af20cd3d" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `falling_sand` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../falling_sand
[INFO] [stderr]    |                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `falling-sand`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:6:8
[INFO] [stderr]    |
[INFO] [stderr]  6 - name = "falling_sand"
[INFO] [stderr]  6 + name = "falling-sand"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `falling-sand`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:7:19
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ version = "0.1.0"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "falling-sand"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `falling_sand` (manifest) generated 1 warning
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling miniquad v0.4.10
[INFO] [stderr]     Checking ttf-parser v0.21.1
[INFO] [stderr]     Checking quad-rand v0.2.3
[INFO] [stderr]    Compiling macroquad_macro v0.1.8
[INFO] [stderr]     Checking glam v0.27.0
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking fontdue v0.9.3
[INFO] [stderr]     Checking macroquad v0.4.15
[INFO] [stderr]     Checking falling_sand v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `is_flammable` is never used
[INFO] [stdout]   --> src/cell.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Cell {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn is_flammable(self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_flammable` is never used
[INFO] [stdout]   --> src/cell.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Cell {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn is_flammable(self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `with_random_sand` is never used
[INFO] [stdout]   --> src/grid.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Grid {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn with_random_sand(count: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `with_random_sand` is never used
[INFO] [stdout]   --> src/grid.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Grid {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn with_random_sand(count: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `Command { std: "docker" "inspect" "d2a20f80c5826af8127d5b8b9454d7eaab4432d3fd2781bd7b3a4391af20cd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a20f80c5826af8127d5b8b9454d7eaab4432d3fd2781bd7b3a4391af20cd3d", kill_on_drop: false }`
[INFO] [stdout] d2a20f80c5826af8127d5b8b9454d7eaab4432d3fd2781bd7b3a4391af20cd3d