[INFO] updating cached repository blargg/rust-tracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/blargg/rust-tracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/blargg/rust-tracer" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/blargg/rust-tracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/blargg/rust-tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/blargg/rust-tracer" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/blargg/rust-tracer"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/blargg/rust-tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fc8ca0d165ea56691329d754117d178b5245dc28
[INFO] sha for GitHub repo blargg/rust-tracer: fc8ca0d165ea56691329d754117d178b5245dc28
[INFO] validating manifest of blargg/rust-tracer on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of blargg/rust-tracer on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing blargg/rust-tracer
[INFO] finished frobbing blargg/rust-tracer
[INFO] frobbed toml for blargg/rust-tracer written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/blargg/rust-tracer/Cargo.toml
[INFO] started frobbing blargg/rust-tracer
[INFO] finished frobbing blargg/rust-tracer
[INFO] frobbed toml for blargg/rust-tracer written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/blargg/rust-tracer/Cargo.toml
[INFO] crate blargg/rust-tracer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking blargg/rust-tracer against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/blargg/rust-tracer:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cb2fcbedb3bdc6b103fd0c79d40747303ba79dc3f094c19653d69c8f092f1cd2
[INFO] running `"docker" "start" "-a" "cb2fcbedb3bdc6b103fd0c79d40747303ba79dc3f094c19653d69c8f092f1cd2"`
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking libm v0.1.2
[INFO] [stderr]     Checking obj v0.9.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-bigint v0.2.2
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]     Checking alga v0.9.0
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.9.2
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.1
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]     Checking rust-tracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::plane::Plane`
[INFO] [stderr]  --> src/render/triangle.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::plane::Plane;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/render/ray.rs:75:54
[INFO] [stderr]    |
[INFO] [stderr] 75 |             let r: Ray<f64> = Ray::new_normalize(v0, (point - v0));
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::number::*`
[INFO] [stderr]   --> src/render/renderable.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     use crate::number::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EPSILON_64`
[INFO] [stderr]  --> src/number.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const EPSILON_64: f64 = 0.00001;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Plane`
[INFO] [stderr]  --> src/render/plane.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Plane<T: Scalar> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/render/plane.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(normal: Vector3<T>, dist: T) -> Plane<T> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_at_point`
[INFO] [stderr]   --> src/render/plane.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new_at_point(position: Point3<T>, normal: Vector3<T>) -> Plane<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `distance_to`
[INFO] [stderr]   --> src/render/plane.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn distance_to(&self, point: Point3<T>) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/render/ray.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(origin: Point3<T>, direction: UnitVec3<T>) -> Ray<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `closest_point`
[INFO] [stderr]   --> src/render/ray.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn closest_point(&self, p: Point3<T>) -> Point3<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `position`
[INFO] [stderr]   --> src/render/shape.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     position: Point3<T>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `normal`
[INFO] [stderr]   --> src/render/shape.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     normal: Vector3<T>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Sphere`
[INFO] [stderr]  --> src/render/sphere.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Sphere<T: Scalar> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/render/sphere.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(center: Point3<T>, radius: T) -> Sphere<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `EPSILON_64`
[INFO] [stderr]  --> src/number.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const EPSILON_64: f64 = 0.00001;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lambert_is_BSDF`
[INFO] [stderr]   --> src/render/material.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn lambert_is_BSDF() {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `uniform_is_material`
[INFO] [stderr]   --> src/render/material.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn uniform_is_material() {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/render/ray.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(origin: Point3<T>, direction: UnitVec3<T>) -> Ray<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `shapemat_is_renderable`
[INFO] [stderr]   --> src/render/renderable.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn shapemat_is_renderable() {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `uniform_is_material`
[INFO] [stderr]   --> src/render/renderable.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn uniform_is_material() {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `position`
[INFO] [stderr]   --> src/render/shape.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     position: Point3<T>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `normal`
[INFO] [stderr]   --> src/render/shape.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     normal: Vector3<T>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `arb_tri`
[INFO] [stderr]   --> src/render/triangle.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 | /     pub fn arb_tri<T: Scalar>(
[INFO] [stderr] 82 | |         s: impl Strategy<Value = T> + Clone,
[INFO] [stderr] 83 | |     ) -> impl Strategy<Value = Triangle<T>>
[INFO] [stderr] 84 | |     where
[INFO] [stderr] ...  |
[INFO] [stderr] 88 | |             .prop_map(|(v1, v2, v3)| Triangle::new(v1, v2, v3))
[INFO] [stderr] 89 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: function `lambert_is_BSDF` should have a snake case name
[INFO] [stderr]   --> src/render/material.rs:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn lambert_is_BSDF() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `lambert_is_bsdf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_BSDF` should have a snake case name
[INFO] [stderr]   --> src/render/material.rs:87:12
[INFO] [stderr]    |
[INFO] [stderr] 87 |         fn is_BSDF<B: BSDF>() {};
[INFO] [stderr]    |            ^^^^^^^ help: convert the identifier to snake case: `is_bsdf`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `"docker" "inspect" "cb2fcbedb3bdc6b103fd0c79d40747303ba79dc3f094c19653d69c8f092f1cd2"`
[INFO] running `"docker" "rm" "-f" "cb2fcbedb3bdc6b103fd0c79d40747303ba79dc3f094c19653d69c8f092f1cd2"`
[INFO] [stdout] cb2fcbedb3bdc6b103fd0c79d40747303ba79dc3f094c19653d69c8f092f1cd2