[INFO] cloning repository https://github.com/default-username-852/raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/default-username-852/raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefault-username-852%2Fraytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefault-username-852%2Fraytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff477586ba5554c36a652f931db45150ed0bef86
[INFO] checking default-username-852/raytracer against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdefault-username-852%2Fraytracer" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/default-username-852/raytracer on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/default-username-852/raytracer
[INFO] finished tweaking git repo https://github.com/default-username-852/raytracer
[INFO] tweaked toml for git repo https://github.com/default-username-852/raytracer written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/default-username-852/raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fast_inv_sqrt v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1951daa21ff888f8f41c916a47de21b86fd25a4fc78bf2fc4c25b8e643c3dc3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a1951daa21ff888f8f41c916a47de21b86fd25a4fc78bf2fc4c25b8e643c3dc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1951daa21ff888f8f41c916a47de21b86fd25a4fc78bf2fc4c25b8e643c3dc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1951daa21ff888f8f41c916a47de21b86fd25a4fc78bf2fc4c25b8e643c3dc3", kill_on_drop: false }`
[INFO] [stdout] a1951daa21ff888f8f41c916a47de21b86fd25a4fc78bf2fc4c25b8e643c3dc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4b48ba0f7b2e1fd98c454f8067cb32e42da1229e9b337333f7830f4c3f431da
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b4b48ba0f7b2e1fd98c454f8067cb32e42da1229e9b337333f7830f4c3f431da", kill_on_drop: false }`
[INFO] [stderr]     Checking fast_inv_sqrt v1.0.1
[INFO] [stderr]     Checking raycaster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/shapes.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 return Some(*ray.get_origin());
[INFO] [stdout]     |                 ------------------------------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 113 |         panic!("aaaa bad ray intersect");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray2`
[INFO] [stdout]    --> src/shapes.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let ray2 = Ray::new(hit, hit - Vector3::from((0.0, 0.0, 0.0)));
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_ray2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]    --> src/shapes.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let hit = plane.ray_intersects(&ray).unwrap();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `self_pos`
[INFO] [stdout]   --> src/scene.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 let self_pos = self.position;
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_self_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scene_copy`
[INFO] [stdout]   --> src/scene.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 let scene_copy = scene.clone();
[INFO] [stdout]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scene_copy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x_t`
[INFO] [stdout]   --> src/scene.rs:81:21
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 let x_t = x_theta;
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_x_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y_t`
[INFO] [stdout]   --> src/scene.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 let y_t = y_theta;
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_y_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/scene.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |         for i in 0..8 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `found_count` is assigned to, but never used
[INFO] [stdout]   --> src/raycast.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let mut found_count = 0;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_found_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/shapes.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 return Some(*ray.get_origin());
[INFO] [stdout]     |                 ------------------------------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 113 |         panic!("aaaa bad ray intersect");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `self_pos`
[INFO] [stdout]   --> src/scene.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 let self_pos = self.position;
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_self_pos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scene_copy`
[INFO] [stdout]   --> src/scene.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 let scene_copy = scene.clone();
[INFO] [stdout]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scene_copy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x_t`
[INFO] [stdout]   --> src/scene.rs:81:21
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 let x_t = x_theta;
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_x_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y_t`
[INFO] [stdout]   --> src/scene.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 let y_t = y_theta;
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_y_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/scene.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |         for i in 0..8 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `found_count` is assigned to, but never used
[INFO] [stdout]   --> src/raycast.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let mut found_count = 0;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_found_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/basics.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(x: f64, y: f64, z: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_camera`
[INFO] [stdout]   --> src/scene.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn get_camera(&self) -> &Camera {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/scene.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 transmitter.send((x, y, x_theta, y_theta));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/basics.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(x: f64, y: f64, z: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_camera`
[INFO] [stdout]   --> src/scene.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn get_camera(&self) -> &Camera {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/scene.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 transmitter.send((x, y, x_theta, y_theta));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "b4b48ba0f7b2e1fd98c454f8067cb32e42da1229e9b337333f7830f4c3f431da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b48ba0f7b2e1fd98c454f8067cb32e42da1229e9b337333f7830f4c3f431da", kill_on_drop: false }`
[INFO] [stdout] b4b48ba0f7b2e1fd98c454f8067cb32e42da1229e9b337333f7830f4c3f431da