[INFO] updating cached repository https://github.com/carrotflakes/kantera
[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] ac9d4c198b2e8900d818306942ff9cf592ec2835
[INFO] checking carrotflakes/kantera against try#662bf71cc5bbfe44a109ab5b7205e12ec319754c for pr-67531
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarrotflakes%2Fkantera" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carrotflakes/kantera on toolchain 662bf71cc5bbfe44a109ab5b7205e12ec319754c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/carrotflakes/kantera
[INFO] finished tweaking git repo https://github.com/carrotflakes/kantera
[INFO] tweaked toml for git repo https://github.com/carrotflakes/kantera written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/carrotflakes/kantera already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f791b7e89352498907e4c31ec735173161b2aca64a854645a52d003304e8c543
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f791b7e89352498907e4c31ec735173161b2aca64a854645a52d003304e8c543"`
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking strength_reduce v0.2.2
[INFO] [stderr]     Checking gluten v0.1.0 (https://github.com/carrotflakes/gluten.git?branch=kantera#24c6aa3c)
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking rayon-core v1.6.1
[INFO] [stderr]     Checking rustfft v3.0.0
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking glib v0.8.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking kantera v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Range`, `RenderOpt`
[INFO] [stderr]  --> examples/glitch00.rs:8:14
[INFO] [stderr]   |
[INFO] [stderr] 8 |     render::{Range, Render, RenderOpt},
[INFO] [stderr]   |              ^^^^^          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `FontFace`, `FontSlant`, `FontWeight`
[INFO] [stderr]   --> examples/cairo_anim.rs:8:5
[INFO] [stderr]    |
[INFO] [stderr] 8  |     FontFace,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 9  |     FontSlant,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 10 |     FontWeight
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> examples/pixel_sort.rs:33:25
[INFO] [stderr]    |
[INFO] [stderr] 33 |                 let x = (u / 20.0 * w as f64);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> examples/pixel_sort.rs:34:25
[INFO] [stderr]    |
[INFO] [stderr] 34 |                 let y = (v / 20.0 * h as f64);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: variable `DPI` should have a snake case name
[INFO] [stderr]   --> examples/audio_vis2.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |             let DPI = std::f64::consts::PI * 2.0;
[INFO] [stderr]    |                 ^^^ help: convert the identifier to snake case: `dpi`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w`
[INFO] [stderr]   --> examples/spectrum.rs:34:54
[INFO] [stderr]    |
[INFO] [stderr] 34 |         &(Box::new(move |u: f64, v: f64, time: f64, (w, h): (usize, usize)| {
[INFO] [stderr]    |                                                      ^ help: consider prefixing with an underscore: `_w`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `h`
[INFO] [stderr]   --> examples/spectrum.rs:34:57
[INFO] [stderr]    |
[INFO] [stderr] 34 |         &(Box::new(move |u: f64, v: f64, time: f64, (w, h): (usize, usize)| {
[INFO] [stderr]    |                                                         ^ help: consider prefixing with an underscore: `_h`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Range`, `RenderOpt`
[INFO] [stderr]  --> examples/image_render.rs:5:23
[INFO] [stderr]   |
[INFO] [stderr] 5 | use kantera::render::{Range, Render, RenderOpt};
[INFO] [stderr]   |                       ^^^^^          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `kantera::util::hsl_to_rgb`
[INFO] [stderr]   --> examples/image_render.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use kantera::util::hsl_to_rgb;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Range`, `RenderOpt`
[INFO] [stderr]  --> examples/transform.rs:5:23
[INFO] [stderr]   |
[INFO] [stderr] 5 | use kantera::render::{Range, Render, RenderOpt};
[INFO] [stderr]   |                       ^^^^^          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `kantera::util::hsl_to_rgb`
[INFO] [stderr]   --> examples/transform.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use kantera::util::hsl_to_rgb;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]   --> examples/path_anim.rs:28:14
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let (width, height) = (320, 240);
[INFO] [stderr]    |              ^^^^^ help: consider prefixing with an underscore: `_width`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]   --> examples/path_anim.rs:28:21
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let (width, height) = (320, 240);
[INFO] [stderr]    |                     ^^^^^^ help: consider prefixing with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Range`, `RenderOpt`, `Render`
[INFO] [stderr]  --> examples/from_image_file.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 | use kantera::render::{Range, Render, RenderOpt};
[INFO] [stderr]   |                       ^^^^^  ^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.49s
[INFO] running `"docker" "inspect" "f791b7e89352498907e4c31ec735173161b2aca64a854645a52d003304e8c543"`
[INFO] running `"docker" "rm" "-f" "f791b7e89352498907e4c31ec735173161b2aca64a854645a52d003304e8c543"`
[INFO] [stdout] f791b7e89352498907e4c31ec735173161b2aca64a854645a52d003304e8c543