Dec 17 18:25:05.119 INFO checking oliverlars/rust_ray against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 18:25:05.119 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/oliverlars/rust_ray:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 18:25:05.605 INFO [stdout] e4e01799806587254776fefcc2cf0e2fefc63716ce5d4fd89bb83ebd8caa330c
Dec 17 18:25:05.607 INFO running `"docker" "start" "-a" "e4e01799806587254776fefcc2cf0e2fefc63716ce5d4fd89bb83ebd8caa330c"`
Dec 17 18:25:08.602 INFO [stderr]     Checking rayon-core v1.0.2
Dec 17 18:25:08.602 INFO [stderr]     Checking png v0.7.0
Dec 17 18:25:09.833 INFO [stderr]     Checking rayon v0.7.1
Dec 17 18:25:11.789 INFO [stderr]     Checking jpeg-decoder v0.1.12
Dec 17 18:25:13.042 INFO [stderr]     Checking image v0.13.0
Dec 17 18:25:17.195 INFO [stderr]     Checking rustray v0.1.0 (/opt/crater/workdir)
Dec 17 18:25:17.633 INFO [stderr] warning: unused import: `ray::Ray`
Dec 17 18:25:17.633 INFO [stderr]  --> src/sphere.rs:2:5
Dec 17 18:25:17.633 INFO [stderr]   |
Dec 17 18:25:17.633 INFO [stderr] 2 | use ray::Ray;
Dec 17 18:25:17.633 INFO [stderr]   |     ^^^^^^^^
Dec 17 18:25:17.633 INFO [stderr]   |
Dec 17 18:25:17.633 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 18:25:17.633 INFO [stderr] 
Dec 17 18:25:17.640 INFO [stderr] warning: unused import: `std::option`
Dec 17 18:25:17.640 INFO [stderr]  --> src/trace.rs:5:5
Dec 17 18:25:17.640 INFO [stderr]   |
Dec 17 18:25:17.640 INFO [stderr] 5 | use std::option;
Dec 17 18:25:17.640 INFO [stderr]   |     ^^^^^^^^^^^
Dec 17 18:25:17.640 INFO [stderr] 
Dec 17 18:25:17.640 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 17 18:25:17.640 INFO [stderr]   --> src/trace.rs:48:26
Dec 17 18:25:17.640 INFO [stderr]    |
Dec 17 18:25:17.640 INFO [stderr] 48 |     return ks * f64::max((f64::powf(m, obj.specular as f64)), 0.0);
Dec 17 18:25:17.640 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:25:17.641 INFO [stderr]    |
Dec 17 18:25:17.641 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 18:25:17.641 INFO [stderr] 
Dec 17 18:25:17.641 INFO [stderr] warning: unused import: `std::collections`
Dec 17 18:25:17.641 INFO [stderr]   --> src/main.rs:13:5
Dec 17 18:25:17.641 INFO [stderr]    |
Dec 17 18:25:17.641 INFO [stderr] 13 | use std::collections;
Dec 17 18:25:17.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 18:25:17.641 INFO [stderr] 
Dec 17 18:25:17.641 INFO [stderr] warning: unused import: `num::iter::range`
Dec 17 18:25:17.641 INFO [stderr]   --> src/main.rs:14:5
Dec 17 18:25:17.641 INFO [stderr]    |
Dec 17 18:25:17.641 INFO [stderr] 14 | use num::iter::range;
Dec 17 18:25:17.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 18:25:17.641 INFO [stderr] 
Dec 17 18:25:17.641 INFO [stderr] warning: unused import: `scene::Scene`
Dec 17 18:25:17.641 INFO [stderr]   --> src/main.rs:15:5
Dec 17 18:25:17.641 INFO [stderr]    |
Dec 17 18:25:17.641 INFO [stderr] 15 | use scene::Scene;
Dec 17 18:25:17.641 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 17 18:25:17.641 INFO [stderr] 
Dec 17 18:25:17.641 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 17 18:25:17.641 INFO [stderr]   --> src/main.rs:53:21
Dec 17 18:25:17.641 INFO [stderr]    |
Dec 17 18:25:17.641 INFO [stderr] 53 |             let u = (x as f32 /width as f32);
Dec 17 18:25:17.641 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:25:17.641 INFO [stderr] 
Dec 17 18:25:17.641 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 17 18:25:17.641 INFO [stderr]   --> src/main.rs:54:21
Dec 17 18:25:17.641 INFO [stderr]    |
Dec 17 18:25:17.641 INFO [stderr] 54 |             let v = ((height - y) as f32 / height as f32);
Dec 17 18:25:17.641 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:25:17.641 INFO [stderr] 
Dec 17 18:25:17.648 INFO [stderr] warning: unused import: `ray::Ray`
Dec 17 18:25:17.648 INFO [stderr]  --> src/sphere.rs:2:5
Dec 17 18:25:17.648 INFO [stderr]   |
Dec 17 18:25:17.648 INFO [stderr] 2 | use ray::Ray;
Dec 17 18:25:17.648 INFO [stderr]   |     ^^^^^^^^
Dec 17 18:25:17.648 INFO [stderr]   |
Dec 17 18:25:17.648 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 18:25:17.648 INFO [stderr] 
Dec 17 18:25:17.648 INFO [stderr] warning: unused import: `std::option`
Dec 17 18:25:17.648 INFO [stderr]  --> src/trace.rs:5:5
Dec 17 18:25:17.648 INFO [stderr]   |
Dec 17 18:25:17.648 INFO [stderr] 5 | use std::option;
Dec 17 18:25:17.649 INFO [stderr]   |     ^^^^^^^^^^^
Dec 17 18:25:17.649 INFO [stderr] 
Dec 17 18:25:17.649 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 17 18:25:17.649 INFO [stderr]   --> src/trace.rs:48:26
Dec 17 18:25:17.649 INFO [stderr]    |
Dec 17 18:25:17.649 INFO [stderr] 48 |     return ks * f64::max((f64::powf(m, obj.specular as f64)), 0.0);
Dec 17 18:25:17.649 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:25:17.649 INFO [stderr]    |
Dec 17 18:25:17.649 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 18:25:17.649 INFO [stderr] 
Dec 17 18:25:17.649 INFO [stderr] warning: unused import: `std::collections`
Dec 17 18:25:17.649 INFO [stderr]   --> src/main.rs:13:5
Dec 17 18:25:17.649 INFO [stderr]    |
Dec 17 18:25:17.649 INFO [stderr] 13 | use std::collections;
Dec 17 18:25:17.649 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 18:25:17.649 INFO [stderr] 
Dec 17 18:25:17.649 INFO [stderr] warning: unused import: `num::iter::range`
Dec 17 18:25:17.649 INFO [stderr]   --> src/main.rs:14:5
Dec 17 18:25:17.649 INFO [stderr]    |
Dec 17 18:25:17.649 INFO [stderr] 14 | use num::iter::range;
Dec 17 18:25:17.649 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 17 18:25:17.649 INFO [stderr] 
Dec 17 18:25:17.649 INFO [stderr] warning: unused import: `scene::Scene`
Dec 17 18:25:17.649 INFO [stderr]   --> src/main.rs:15:5
Dec 17 18:25:17.649 INFO [stderr]    |
Dec 17 18:25:17.649 INFO [stderr] 15 | use scene::Scene;
Dec 17 18:25:17.649 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 17 18:25:17.649 INFO [stderr] 
Dec 17 18:25:17.649 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 17 18:25:17.649 INFO [stderr]   --> src/main.rs:53:21
Dec 17 18:25:17.649 INFO [stderr]    |
Dec 17 18:25:17.649 INFO [stderr] 53 |             let u = (x as f32 /width as f32);
Dec 17 18:25:17.649 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:25:17.649 INFO [stderr] 
Dec 17 18:25:17.649 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 17 18:25:17.649 INFO [stderr]   --> src/main.rs:54:21
Dec 17 18:25:17.649 INFO [stderr]    |
Dec 17 18:25:17.649 INFO [stderr] 54 |             let v = ((height - y) as f32 / height as f32);
Dec 17 18:25:17.649 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:25:17.649 INFO [stderr] 
Dec 17 18:25:17.772 INFO [stderr] warning: unused variable: `diffuse`
Dec 17 18:25:17.772 INFO [stderr]   --> src/trace.rs:44:10
Dec 17 18:25:17.772 INFO [stderr]    |
Dec 17 18:25:17.772 INFO [stderr] 44 | fn phong(diffuse: &Vec3, N: &Vec3, v: &Vec3, obj: &Sphere, l: &Vec3) -> Vec3 {
Dec 17 18:25:17.772 INFO [stderr]    |          ^^^^^^^ help: consider using `_diffuse` instead
Dec 17 18:25:17.772 INFO [stderr]    |
Dec 17 18:25:17.772 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 18:25:17.772 INFO [stderr] 
Dec 17 18:25:17.772 INFO [stderr] warning: unused variable: `ambient`
Dec 17 18:25:17.772 INFO [stderr]   --> src/trace.rs:64:9
Dec 17 18:25:17.772 INFO [stderr]    |
Dec 17 18:25:17.772 INFO [stderr] 64 |     let ambient = Vec3{x:0.2, y:0.2, z:0.2};
Dec 17 18:25:17.772 INFO [stderr]    |         ^^^^^^^ help: consider using `_ambient` instead
Dec 17 18:25:17.772 INFO [stderr] 
Dec 17 18:25:17.772 INFO [stderr] warning: unused variable: `r`
Dec 17 18:25:17.772 INFO [stderr]   --> src/trace.rs:81:13
Dec 17 18:25:17.772 INFO [stderr]    |
Dec 17 18:25:17.772 INFO [stderr] 81 |         let r = Vec3::unit(&((normal-v) * 2.0* Vec3::dot(&v, &normal)));
Dec 17 18:25:17.772 INFO [stderr]    |             ^ help: consider using `_r` instead
Dec 17 18:25:17.772 INFO [stderr] 
Dec 17 18:25:17.788 INFO [stderr] warning: method is never used: `norm`
Dec 17 18:25:17.789 INFO [stderr]   --> src/vector.rs:11:5
Dec 17 18:25:17.789 INFO [stderr]    |
Dec 17 18:25:17.789 INFO [stderr] 11 |     pub fn norm(&self) -> f64{
Dec 17 18:25:17.789 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:25:17.789 INFO [stderr]    |
Dec 17 18:25:17.789 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 18:25:17.789 INFO [stderr] 
Dec 17 18:25:17.789 INFO [stderr] warning: method is never used: `cross`
Dec 17 18:25:17.789 INFO [stderr]   --> src/vector.rs:25:5
Dec 17 18:25:17.789 INFO [stderr]    |
Dec 17 18:25:17.789 INFO [stderr] 25 |     pub fn cross(&self, other : &Vec3) -> Vec3{
Dec 17 18:25:17.789 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:25:17.789 INFO [stderr] 
Dec 17 18:25:17.789 INFO [stderr] warning: constant item is never used: `FARAWAY`
Dec 17 18:25:17.789 INFO [stderr]  --> src/sphere.rs:5:1
Dec 17 18:25:17.789 INFO [stderr]   |
Dec 17 18:25:17.789 INFO [stderr] 5 | const FARAWAY: f64 = 1e10;
Dec 17 18:25:17.789 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:25:17.789 INFO [stderr] 
Dec 17 18:25:17.796 INFO [stderr] warning: variable `N` should have a snake case name such as `n`
Dec 17 18:25:17.796 INFO [stderr]   --> src/trace.rs:44:26
Dec 17 18:25:17.796 INFO [stderr]    |
Dec 17 18:25:17.796 INFO [stderr] 44 | fn phong(diffuse: &Vec3, N: &Vec3, v: &Vec3, obj: &Sphere, l: &Vec3) -> Vec3 {
Dec 17 18:25:17.796 INFO [stderr]    |                          ^
Dec 17 18:25:17.796 INFO [stderr]    |
Dec 17 18:25:17.796 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 18:25:17.796 INFO [stderr] 
Dec 17 18:25:17.832 INFO [stderr] warning: unused variable: `diffuse`
Dec 17 18:25:17.832 INFO [stderr]   --> src/trace.rs:44:10
Dec 17 18:25:17.832 INFO [stderr]    |
Dec 17 18:25:17.832 INFO [stderr] 44 | fn phong(diffuse: &Vec3, N: &Vec3, v: &Vec3, obj: &Sphere, l: &Vec3) -> Vec3 {
Dec 17 18:25:17.832 INFO [stderr]    |          ^^^^^^^ help: consider using `_diffuse` instead
Dec 17 18:25:17.832 INFO [stderr]    |
Dec 17 18:25:17.832 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 18:25:17.832 INFO [stderr] 
Dec 17 18:25:17.832 INFO [stderr] warning: unused variable: `ambient`
Dec 17 18:25:17.832 INFO [stderr]   --> src/trace.rs:64:9
Dec 17 18:25:17.832 INFO [stderr]    |
Dec 17 18:25:17.832 INFO [stderr] 64 |     let ambient = Vec3{x:0.2, y:0.2, z:0.2};
Dec 17 18:25:17.832 INFO [stderr]    |         ^^^^^^^ help: consider using `_ambient` instead
Dec 17 18:25:17.832 INFO [stderr] 
Dec 17 18:25:17.832 INFO [stderr] warning: unused variable: `r`
Dec 17 18:25:17.832 INFO [stderr]   --> src/trace.rs:81:13
Dec 17 18:25:17.832 INFO [stderr]    |
Dec 17 18:25:17.832 INFO [stderr] 81 |         let r = Vec3::unit(&((normal-v) * 2.0* Vec3::dot(&v, &normal)));
Dec 17 18:25:17.832 INFO [stderr]    |             ^ help: consider using `_r` instead
Dec 17 18:25:17.833 INFO [stderr] 
Dec 17 18:25:17.860 INFO [stderr] warning: method is never used: `norm`
Dec 17 18:25:17.860 INFO [stderr]   --> src/vector.rs:11:5
Dec 17 18:25:17.860 INFO [stderr]    |
Dec 17 18:25:17.860 INFO [stderr] 11 |     pub fn norm(&self) -> f64{
Dec 17 18:25:17.860 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:25:17.860 INFO [stderr]    |
Dec 17 18:25:17.860 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 18:25:17.860 INFO [stderr] 
Dec 17 18:25:17.860 INFO [stderr] warning: method is never used: `cross`
Dec 17 18:25:17.860 INFO [stderr]   --> src/vector.rs:25:5
Dec 17 18:25:17.860 INFO [stderr]    |
Dec 17 18:25:17.860 INFO [stderr] 25 |     pub fn cross(&self, other : &Vec3) -> Vec3{
Dec 17 18:25:17.860 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:25:17.860 INFO [stderr] 
Dec 17 18:25:17.860 INFO [stderr] warning: constant item is never used: `FARAWAY`
Dec 17 18:25:17.860 INFO [stderr]  --> src/sphere.rs:5:1
Dec 17 18:25:17.860 INFO [stderr]   |
Dec 17 18:25:17.860 INFO [stderr] 5 | const FARAWAY: f64 = 1e10;
Dec 17 18:25:17.860 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:25:17.861 INFO [stderr] 
Dec 17 18:25:17.861 INFO [stderr] warning: variable `N` should have a snake case name such as `n`
Dec 17 18:25:17.861 INFO [stderr]   --> src/trace.rs:44:26
Dec 17 18:25:17.861 INFO [stderr]    |
Dec 17 18:25:17.861 INFO [stderr] 44 | fn phong(diffuse: &Vec3, N: &Vec3, v: &Vec3, obj: &Sphere, l: &Vec3) -> Vec3 {
Dec 17 18:25:17.861 INFO [stderr]    |                          ^
Dec 17 18:25:17.861 INFO [stderr]    |
Dec 17 18:25:17.861 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 17 18:25:17.861 INFO [stderr] 
Dec 17 18:25:17.924 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.46s
Dec 17 18:25:19.485 INFO running `"docker" "inspect" "e4e01799806587254776fefcc2cf0e2fefc63716ce5d4fd89bb83ebd8caa330c"`
Dec 17 18:25:19.846 INFO running `"docker" "rm" "-f" "e4e01799806587254776fefcc2cf0e2fefc63716ce5d4fd89bb83ebd8caa330c"`
Dec 17 18:25:20.184 INFO [stdout] e4e01799806587254776fefcc2cf0e2fefc63716ce5d4fd89bb83ebd8caa330c