[INFO] cloning repository https://github.com/pearisgreen/ray_marcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pearisgreen/ray_marcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearisgreen%2Fray_marcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearisgreen%2Fray_marcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95894b9a4b57e34f8ca7070a125e3de1172a7695
[INFO] checking pearisgreen/ray_marcher against master#485ec3fbcc12fa14ef6596dabb125ad710499c9e for pr-157710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearisgreen%2Fray_marcher" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[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-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pearisgreen/ray_marcher on toolchain 485ec3fbcc12fa14ef6596dabb125ad710499c9e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+485ec3fbcc12fa14ef6596dabb125ad710499c9e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pearisgreen/ray_marcher 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" "+485ec3fbcc12fa14ef6596dabb125ad710499c9e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "c2a717ceb3bd311845053f1d8ff283c1ed1b4d9fccf1f5c7eb24235746fafe4b", 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" "c2a717ceb3bd311845053f1d8ff283c1ed1b4d9fccf1f5c7eb24235746fafe4b" "/opt/rustwide/cargo-home/bin/cargo" "+485ec3fbcc12fa14ef6596dabb125ad710499c9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2a717ceb3bd311845053f1d8ff283c1ed1b4d9fccf1f5c7eb24235746fafe4b", 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" "c2a717ceb3bd311845053f1d8ff283c1ed1b4d9fccf1f5c7eb24235746fafe4b" "/opt/rustwide/cargo-home/bin/cargo" "+485ec3fbcc12fa14ef6596dabb125ad710499c9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking draw_state v0.8.0
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[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:50:34
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub type ObjectManager = Vec<Box<Draw>>;
[INFO] [stdout]    |                                  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub type ObjectManager = Vec<Box<dyn Draw>>;
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:50:34
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub type ObjectManager = Vec<Box<Draw>>;
[INFO] [stdout]    |                                  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub type ObjectManager = Vec<Box<dyn Draw>>;
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `temp` is never read
[INFO] [stdout]   --> src/scene.rs:55:29
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut temp: f64 = 0.0;
[INFO] [stdout]    |                             ^^^ this value is reassigned later and never used
[INFO] [stdout] 56 |         for obj in self.iter() {
[INFO] [stdout] 57 |             temp = obj.distance(p);
[INFO] [stdout]    |             ---------------------- `temp` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut c = im::ImageBuffer::new(CANVAS_WIDTH, CANVAS_HEIGHT);
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `point`, `norm_square`, and `dot` are never used
[INFO] [stdout]   --> src/geometry.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Vector {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn point(&self) -> Point {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn norm_square(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn dot(v1: Vector, v2: Vector) -> f64 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `vec`, `distance`, and `distance_square` are never used
[INFO] [stdout]   --> src/geometry.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | impl Point {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub fn vec(&self) -> Vector {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     pub fn distance(p1: &Point, p2: &Point) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     pub fn distance_square(p1: &Point, p2: &Point) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLACK_DIST` is never used
[INFO] [stdout]  --> src/scene.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const BLACK_DIST: f64 = 100.0;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `temp` is never read
[INFO] [stdout]   --> src/scene.rs:55:29
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut temp: f64 = 0.0;
[INFO] [stdout]    |                             ^^^ this value is reassigned later and never used
[INFO] [stdout] 56 |         for obj in self.iter() {
[INFO] [stdout] 57 |             temp = obj.distance(p);
[INFO] [stdout]    |             ---------------------- `temp` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut c = im::ImageBuffer::new(CANVAS_WIDTH, CANVAS_HEIGHT);
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `point`, `norm_square`, and `dot` are never used
[INFO] [stdout]   --> src/geometry.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Vector {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn point(&self) -> Point {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn norm_square(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn dot(v1: Vector, v2: Vector) -> f64 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `vec`, `distance`, and `distance_square` are never used
[INFO] [stdout]   --> src/geometry.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | impl Point {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub fn vec(&self) -> Vector {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     pub fn distance(p1: &Point, p2: &Point) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     pub fn distance_square(p1: &Point, p2: &Point) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLACK_DIST` is never used
[INFO] [stdout]  --> src/scene.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const BLACK_DIST: f64 = 100.0;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.49s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: glutin v0.19.0, winit v0.18.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 10`
[INFO] running `Command { std: "docker" "inspect" "c2a717ceb3bd311845053f1d8ff283c1ed1b4d9fccf1f5c7eb24235746fafe4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2a717ceb3bd311845053f1d8ff283c1ed1b4d9fccf1f5c7eb24235746fafe4b", kill_on_drop: false }`
[INFO] [stdout] c2a717ceb3bd311845053f1d8ff283c1ed1b4d9fccf1f5c7eb24235746fafe4b
