[INFO] cloning repository https://github.com/mario007/sunray
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mario007/sunray" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmario007%2Fsunray", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmario007%2Fsunray'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bbf1e3ece725d73f6d1a3d1d13c04684d63decc
[INFO] checking mario007/sunray against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmario007%2Fsunray" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mario007/sunray on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mario007/sunray
[INFO] finished tweaking git repo https://github.com/mario007/sunray
[INFO] tweaked toml for git repo https://github.com/mario007/sunray written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mario007/sunray 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ebc6fbcaea913920b93ba0fa147d67d89678a75cd0dd8fb8d21901bf475c736
[INFO] running `Command { std: "docker" "start" "-a" "1ebc6fbcaea913920b93ba0fa147d67d89678a75cd0dd8fb8d21901bf475c736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ebc6fbcaea913920b93ba0fa147d67d89678a75cd0dd8fb8d21901bf475c736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ebc6fbcaea913920b93ba0fa147d67d89678a75cd0dd8fb8d21901bf475c736", kill_on_drop: false }`
[INFO] [stdout] 1ebc6fbcaea913920b93ba0fa147d67d89678a75cd0dd8fb8d21901bf475c736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea7f3fbd8958806a911e9fc9af5d7d832b63c8e1b92e1631fb8a0fdd70311f93
[INFO] running `Command { std: "docker" "start" "-a" "ea7f3fbd8958806a911e9fc9af5d7d832b63c8e1b92e1631fb8a0fdd70311f93", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking weezl v0.1.4
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking sunray v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `drop` is imported redundantly
[INFO] [stdout]  --> src/renderer.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::mem::drop;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `drop` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `IsectPoint` is imported redundantly
[INFO] [stdout]   --> src/texture.rs:65:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |     use super::*;
[INFO] [stdout]    |         -------- the item `IsectPoint` is already imported here
[INFO] [stdout] 65 |     use crate::shapes::{IsectPoint, ShapeType};
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `drop` is imported redundantly
[INFO] [stdout]  --> src/renderer.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::mem::drop;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `drop` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `isect`
[INFO] [stdout]   --> src/texture.rs:44:24
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn evaluate(&self, isect: &IsectPoint) -> f32x3 {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_isect`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/texture.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn from<P: AsRef<Path>>(path: P) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `isect`
[INFO] [stdout]   --> src/texture.rs:44:24
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn evaluate(&self, isect: &IsectPoint) -> f32x3 {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_isect`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/texture.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn from<P: AsRef<Path>>(path: P) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_number_of_faces` is never used
[INFO] [stdout]   --> src/ply_reader.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait PlyModel {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 9  |     fn set_number_of_vertices(&mut self, _n: usize) {}
[INFO] [stdout] 10 |     fn set_number_of_faces(&mut self, _n: usize) {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageTexture` is never constructed
[INFO] [stdout]   --> src/texture.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct ImageTexture {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]   --> src/texture.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl ImageTexture {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 54 |     pub fn from<P: AsRef<Path>>(path: P) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pixels` is never read
[INFO] [stdout]   --> src/image_io.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct Image {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pixels: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_number_of_faces` is never used
[INFO] [stdout]   --> src/ply_reader.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait PlyModel {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 9  |     fn set_number_of_vertices(&mut self, _n: usize) {}
[INFO] [stdout] 10 |     fn set_number_of_faces(&mut self, _n: usize) {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Evaluate` is never used
[INFO] [stdout]  --> src/texture.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | trait Evaluate {
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TextureCache` is never constructed
[INFO] [stdout]   --> src/texture.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct TextureCache<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_texture`, and `evaluate` are never used
[INFO] [stdout]   --> src/texture.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<'a> TextureCache<'a> {
[INFO] [stdout]    | ------------------------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn add_texture<T>(&mut self, texture: T) -> usize 
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn evaluate(&self, texture_id: usize, isect: &IsectPoint) -> f32x3 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConstantTexture` is never constructed
[INFO] [stdout]   --> src/texture.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct ConstantTexture {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/texture.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl ConstantTexture {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 38 |     pub fn new(value: f32x3) -> ConstantTexture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageTexture` is never constructed
[INFO] [stdout]   --> src/texture.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct ImageTexture {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]   --> src/texture.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl ImageTexture {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 54 |     pub fn from<P: AsRef<Path>>(path: P) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Image` is never constructed
[INFO] [stdout]  --> src/image_io.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Image {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/image_io.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Image {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 14 |     pub fn new(width: u32, height: u32, pixels: Vec<u8>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_image` is never used
[INFO] [stdout]   --> src/image_io.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn read_image<P: AsRef<Path>>(path: P) -> Result<Image, Box<dyn Error>> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_rgb_image` is never used
[INFO] [stdout]   --> src/image_io.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn load_rgb_image<P: AsRef<Path>>(path: P) -> Result<Image, Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.52s
[INFO] running `Command { std: "docker" "inspect" "ea7f3fbd8958806a911e9fc9af5d7d832b63c8e1b92e1631fb8a0fdd70311f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea7f3fbd8958806a911e9fc9af5d7d832b63c8e1b92e1631fb8a0fdd70311f93", kill_on_drop: false }`
[INFO] [stdout] ea7f3fbd8958806a911e9fc9af5d7d832b63c8e1b92e1631fb8a0fdd70311f93