[INFO] updating cached repository https://github.com/google/pix-image-viewer
[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] 54e4f24f73bae03e9761c4b590b53cfb8b9c61be
[INFO] checking google/pix-image-viewer against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoogle%2Fpix-image-viewer" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/google/pix-image-viewer on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/google/pix-image-viewer
[INFO] finished tweaking git repo https://github.com/google/pix-image-viewer
[INFO] tweaked toml for git repo https://github.com/google/pix-image-viewer written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/google/pix-image-viewer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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] 83da582bbdeb549999f4ff552c4b8ab181c8c72d1914343a394c85b2766f176f
[INFO] running `"docker" "start" "-a" "83da582bbdeb549999f4ff552c4b8ab181c8c72d1914343a394c85b2766f176f"`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]     Checking histogram v0.6.9
[INFO] [stderr]     Checking boolinator v2.4.0
[INFO] [stderr]     Checking resize v0.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking nix v0.13.0
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking crossbeam-utils v0.7.0
[INFO] [stderr]     Checking libloading v0.5.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]    Compiling wayland-scanner v0.21.12
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking rusttype v0.7.6
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking wayland-sys v0.21.12
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking regex v1.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking piston2d-graphics v0.35.0
[INFO] [stderr]     Checking rayon-core v1.6.1
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling gfx_gl v0.6.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]    Compiling wayland-client v0.21.12
[INFO] [stderr]    Compiling wayland-protocols v0.21.12
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking wayland-commons v0.21.12
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking winit v0.19.4
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking glutin v0.21.1
[INFO] [stderr]     Checking gfx v0.18.2
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking piston-gfx_texture v0.40.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.66.0
[INFO] [stderr]     Checking pistoncore-input v0.28.0
[INFO] [stderr]     Checking bincode v1.2.0
[INFO] [stderr]     Checking serde_bytes v0.11.2
[INFO] [stderr]     Checking sled v0.29.2
[INFO] [stderr]     Checking pistoncore-window v0.44.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.49.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.63.0
[INFO] [stderr]     Checking piston v0.49.0
[INFO] [stderr]     Checking piston_window v0.105.0
[INFO] [stderr]     Checking pix-image-viewer v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `rayon::prelude`
[INFO] [stderr]   --> src/groups.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use rayon::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rayon::prelude`
[INFO] [stderr]   --> src/groups.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use rayon::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `vec2_min`
[INFO] [stderr]   --> src/vec.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn vec2_min(a: Vector2<u32>, b: Vector2<u32>) -> Vector2<u32> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `mouse`
[INFO] [stderr]    --> src/view.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn mouse(&self) -> Vector2<f64> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `vec2_min`
[INFO] [stderr]   --> src/vec.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn vec2_min(a: Vector2<u32>, b: Vector2<u32>) -> Vector2<u32> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `mouse`
[INFO] [stderr]    --> src/view.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn mouse(&self) -> Vector2<f64> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 43s
[INFO] running `"docker" "inspect" "83da582bbdeb549999f4ff552c4b8ab181c8c72d1914343a394c85b2766f176f"`
[INFO] running `"docker" "rm" "-f" "83da582bbdeb549999f4ff552c4b8ab181c8c72d1914343a394c85b2766f176f"`
[INFO] [stdout] 83da582bbdeb549999f4ff552c4b8ab181c8c72d1914343a394c85b2766f176f