[INFO] updating cached repository https://github.com/chip2n/kanvas-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4cfe7e32545198b9b14c0dbf0043625d4e371b18
[INFO] checking chip2n/kanvas-rs against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchip2n%2Fkanvas-rs" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chip2n/kanvas-rs on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/chip2n/kanvas-rs
[INFO] finished tweaking git repo https://github.com/chip2n/kanvas-rs
[INFO] tweaked toml for git repo https://github.com/chip2n/kanvas-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/chip2n/kanvas-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2590f24e3c7799272c3d6c3476a69032427cb77b72eadaaae2172007c9d89794
[INFO] running `"docker" "start" "-a" "2590f24e3c7799272c3d6c3476a69032427cb77b72eadaaae2172007c9d89794"`
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[INFO] [stderr]     Checking kanvas-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `diffuse_rgba`
[INFO] [stderr]    --> src/main.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |         let diffuse_rgba = diffuse_image.as_rgba8().unwrap();
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diffuse_rgba`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dimensions`
[INFO] [stderr]    --> src/main.rs:139:13
[INFO] [stderr]     |
[INFO] [stderr] 139 |         let dimensions = diffuse_image.dimensions();
[INFO] [stderr]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dimensions`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]    --> src/main.rs:226:25
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn input(&mut self, event: &WindowEvent) -> bool {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `adapter`
[INFO] [stderr]   --> src/main.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     adapter: wgpu::Adapter,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `num_vertices`
[INFO] [stderr]   --> src/main.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     num_vertices: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `diffuse_rgba`
[INFO] [stderr]    --> src/main.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |         let diffuse_rgba = diffuse_image.as_rgba8().unwrap();
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diffuse_rgba`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dimensions`
[INFO] [stderr]    --> src/main.rs:139:13
[INFO] [stderr]     |
[INFO] [stderr] 139 |         let dimensions = diffuse_image.dimensions();
[INFO] [stderr]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dimensions`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]    --> src/main.rs:226:25
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn input(&mut self, event: &WindowEvent) -> bool {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `adapter`
[INFO] [stderr]   --> src/main.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     adapter: wgpu::Adapter,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `num_vertices`
[INFO] [stderr]   --> src/main.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     num_vertices: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 43s
[INFO] running `"docker" "inspect" "2590f24e3c7799272c3d6c3476a69032427cb77b72eadaaae2172007c9d89794"`
[INFO] running `"docker" "rm" "-f" "2590f24e3c7799272c3d6c3476a69032427cb77b72eadaaae2172007c9d89794"`
[INFO] [stdout] 2590f24e3c7799272c3d6c3476a69032427cb77b72eadaaae2172007c9d89794