[INFO] updating cached repository https://github.com/pearisgreen/ray_marcher
[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] 95894b9a4b57e34f8ca7070a125e3de1172a7695
[INFO] checking pearisgreen/ray_marcher against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearisgreen%2Fray_marcher" "/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/pearisgreen/ray_marcher on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pearisgreen/ray_marcher
[INFO] finished tweaking git repo https://github.com/pearisgreen/ray_marcher
[INFO] tweaked toml for git repo https://github.com/pearisgreen/ray_marcher written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/pearisgreen/ray_marcher already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] dafaa38a78b22a5da268a645281cbef8c76a0f2ca58fd354469639b604d34d0b
[INFO] running `"docker" "start" "-a" "dafaa38a78b22a5da268a645281cbef8c76a0f2ca58fd354469639b604d34d0b"`
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking piston2d-graphics v0.30.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]     Checking pistoncore-input v0.24.0
[INFO] [stderr]     Checking pistoncore-window v0.37.0
[INFO] [stderr]     Checking piston-ai_behavior v0.27.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.42.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.54.0
[INFO] [stderr]     Checking piston2d-sprite v0.50.0
[INFO] [stderr]     Checking piston v0.42.0
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.5
[INFO] [stderr]     Checking piston-gfx_texture v0.35.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.56.0
[INFO] [stderr]     Checking piston_window v0.89.0
[INFO] [stderr]     Checking ray_marcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scene.rs:50:34
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub type ObjectManager = Vec<Box<Draw>>;
[INFO] [stderr]    |                                  ^^^^ help: use `dyn`: `dyn Draw`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `temp` is never read
[INFO] [stderr]   --> src/scene.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut temp: f64 = 0.0;
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut c = im::ImageBuffer::new(CANVAS_WIDTH, CANVAS_HEIGHT);
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `point`
[INFO] [stderr]   --> src/geometry.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn point(&self) -> Point {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `norm_square`
[INFO] [stderr]   --> src/geometry.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn norm_square(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dot`
[INFO] [stderr]   --> src/geometry.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn dot(v1: Vector, v2: Vector) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `vec`
[INFO] [stderr]   --> src/geometry.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn vec(&self) -> Vector {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `distance`
[INFO] [stderr]   --> src/geometry.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 |     pub fn distance(p1: &Point, p2: &Point) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `distance_square`
[INFO] [stderr]   --> src/geometry.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn distance_square(p1: &Point, p2: &Point) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BLACK_DIST`
[INFO] [stderr]  --> src/scene.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const BLACK_DIST: f64 = 100.0;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/scene.rs:50:34
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub type ObjectManager = Vec<Box<Draw>>;
[INFO] [stderr]    |                                  ^^^^ help: use `dyn`: `dyn Draw`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `temp` is never read
[INFO] [stderr]   --> src/scene.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut temp: f64 = 0.0;
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut c = im::ImageBuffer::new(CANVAS_WIDTH, CANVAS_HEIGHT);
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `point`
[INFO] [stderr]   --> src/geometry.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn point(&self) -> Point {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `norm_square`
[INFO] [stderr]   --> src/geometry.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn norm_square(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dot`
[INFO] [stderr]   --> src/geometry.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn dot(v1: Vector, v2: Vector) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `vec`
[INFO] [stderr]   --> src/geometry.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn vec(&self) -> Vector {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `distance`
[INFO] [stderr]   --> src/geometry.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 |     pub fn distance(p1: &Point, p2: &Point) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `distance_square`
[INFO] [stderr]   --> src/geometry.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn distance_square(p1: &Point, p2: &Point) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BLACK_DIST`
[INFO] [stderr]  --> src/scene.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const BLACK_DIST: f64 = 100.0;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 20s
[INFO] running `"docker" "inspect" "dafaa38a78b22a5da268a645281cbef8c76a0f2ca58fd354469639b604d34d0b"`
[INFO] running `"docker" "rm" "-f" "dafaa38a78b22a5da268a645281cbef8c76a0f2ca58fd354469639b604d34d0b"`
[INFO] [stdout] dafaa38a78b22a5da268a645281cbef8c76a0f2ca58fd354469639b604d34d0b