[INFO] cloning repository https://github.com/quadfault/rt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quadfault/rt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadfault%2Frt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadfault%2Frt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e02ce526af0cd34464eb2571c79c5473453756c8
[INFO] checking quadfault/rt against master#dc375db7d8df0aa450e622c529147c95eee756f5 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadfault%2Frt" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/quadfault/rt
[INFO] finished tweaking git repo https://github.com/quadfault/rt
[INFO] tweaked toml for git repo https://github.com/quadfault/rt written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/quadfault/rt on toolchain dc375db7d8df0aa450e622c529147c95eee756f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/quadfault/rt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.3.3
[INFO] [stderr]   Downloaded bitflags v1.0.4
[INFO] [stderr]   Downloaded rand v0.5.5
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded fuchsia-zircon v0.3.3
[INFO] [stderr]   Downloaded libc v0.2.43
[INFO] [stderr]   Downloaded winapi v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3d7186b8529374a4e7a182b90346b61a8f8a693cf0f3d1b3ab90d34c0f3e66e3
[INFO] running `Command { std: "docker" "start" "3d7186b8529374a4e7a182b90346b61a8f8a693cf0f3d1b3ab90d34c0f3e66e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3d7186b8529374a4e7a182b90346b61a8f8a693cf0f3d1b3ab90d34c0f3e66e3" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d7186b8529374a4e7a182b90346b61a8f8a693cf0f3d1b3ab90d34c0f3e66e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3d7186b8529374a4e7a182b90346b61a8f8a693cf0f3d1b3ab90d34c0f3e66e3" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking rt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::dielectric::*`
[INFO] [stdout]  --> src/materials/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use self::dielectric::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::plane::*`
[INFO] [stdout]  --> src/models/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use self::plane::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::dielectric::*`
[INFO] [stdout]  --> src/materials/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use self::dielectric::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::plane::*`
[INFO] [stdout]  --> src/models/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use self::plane::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `refract` is never used
[INFO] [stdout]   --> src/materials/mod.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn refract(v: Vector, n: Vector, ni_over_nt: f64) -> Option<Vector> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `refract` is never used
[INFO] [stdout]   --> src/materials/mod.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn refract(v: Vector, n: Vector, ni_over_nt: f64) -> Option<Vector> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `schlick` is never used
[INFO] [stdout]   --> src/materials/mod.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn schlick(cosine: f64, refractive_index: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `schlick` is never used
[INFO] [stdout]   --> src/materials/mod.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn schlick(cosine: f64, refractive_index: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dielectric` is never constructed
[INFO] [stdout]   --> src/materials/dielectric.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Dielectric {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dielectric` is never constructed
[INFO] [stdout]   --> src/materials/dielectric.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Dielectric {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/materials/dielectric.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Dielectric {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 17 |     pub fn new(refractive_index: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `origin` is never used
[INFO] [stdout]   --> src/math/point.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Point {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn origin() -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `zero` and `cross` are never used
[INFO] [stdout]   --> src/math/vector.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Vector {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn zero() -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn cross(self, rhs: Self) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/materials/dielectric.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Dielectric {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 17 |     pub fn new(refractive_index: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Plane` is never constructed
[INFO] [stdout]   --> src/models/plane.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Plane {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/models/plane.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Plane {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 17 |     pub fn new(point_on_plane: Point,
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `origin` is never used
[INFO] [stdout]   --> src/math/point.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Point {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn origin() -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cross` is never used
[INFO] [stdout]   --> src/math/vector.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Vector {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn cross(self, rhs: Self) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Plane` is never constructed
[INFO] [stdout]   --> src/models/plane.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Plane {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/models/plane.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Plane {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 17 |     pub fn new(point_on_plane: Point,
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/models/mod.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult>;
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult<'_>>;
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/models/plane.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/models/mod.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult>;
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult<'_>>;
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/models/plane.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/models/sphere.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/models/sphere.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult<'_>> {
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/scene.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult> {
[INFO] [stdout]     |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult<'_>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/scene.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult> {
[INFO] [stdout]     |            ^^^^^ the lifetime is elided here                 ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn hit(&self, ray: &Ray, tmin: f64, tmax: f64) -> Option<HitResult<'_>> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "3d7186b8529374a4e7a182b90346b61a8f8a693cf0f3d1b3ab90d34c0f3e66e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d7186b8529374a4e7a182b90346b61a8f8a693cf0f3d1b3ab90d34c0f3e66e3", kill_on_drop: false }`
[INFO] [stdout] 3d7186b8529374a4e7a182b90346b61a8f8a693cf0f3d1b3ab90d34c0f3e66e3
