[INFO] cloning repository https://github.com/brsnb/ray_trace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brsnb/ray_trace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrsnb%2Fray_trace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrsnb%2Fray_trace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 092ad07cd86ff75a47d1a15278a1de609903da78
[INFO] testing brsnb/ray_trace against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrsnb%2Fray_trace" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brsnb/ray_trace on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brsnb/ray_trace
[INFO] finished tweaking git repo https://github.com/brsnb/ray_trace
[INFO] tweaked toml for git repo https://github.com/brsnb/ray_trace written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/brsnb/ray_trace already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e632e72b40b1fd30df46cbaee208a9a32217e2d1834fcefb84b109a9225eb0a1
[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" "e632e72b40b1fd30df46cbaee208a9a32217e2d1834fcefb84b109a9225eb0a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e632e72b40b1fd30df46cbaee208a9a32217e2d1834fcefb84b109a9225eb0a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e632e72b40b1fd30df46cbaee208a9a32217e2d1834fcefb84b109a9225eb0a1", kill_on_drop: false }`
[INFO] [stdout] e632e72b40b1fd30df46cbaee208a9a32217e2d1834fcefb84b109a9225eb0a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82d8737583766743208e2da807d13202ff101926a4c80437c7ddfef3fd7b8b1e
[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" "82d8737583766743208e2da807d13202ff101926a4c80437c7ddfef3fd7b8b1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling ray_trace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/util.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         (self.x * self.x + self.y * self.y + self.z * self.z)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray_in`
[INFO] [stdout]   --> src/material.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         ray_in: &Ray,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ray_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `outward_normal` is never read
[INFO] [stdout]   --> src/material.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let mut outward_normal = Vec3f::new_unit_vec3f();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ni_over_nt` is never read
[INFO] [stdout]   --> src/material.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut ni_over_nt: f64 = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cosine` is never read
[INFO] [stdout]   --> src/material.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut cosine: f64 = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reflect_prob` is never read
[INFO] [stdout]   --> src/material.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut reflect_prob: f64 = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]   --> src/camera.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     w: Vec3f,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.43s
[INFO] running `Command { std: "docker" "inspect" "82d8737583766743208e2da807d13202ff101926a4c80437c7ddfef3fd7b8b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82d8737583766743208e2da807d13202ff101926a4c80437c7ddfef3fd7b8b1e", kill_on_drop: false }`
[INFO] [stdout] 82d8737583766743208e2da807d13202ff101926a4c80437c7ddfef3fd7b8b1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18c375677476615707033c07f3873a24457d665048ff0b29fefdfa4d3ba04300
[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" "18c375677476615707033c07f3873a24457d665048ff0b29fefdfa4d3ba04300", kill_on_drop: false }`
[INFO] [stderr]    Compiling ray_trace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/util.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         (self.x * self.x + self.y * self.y + self.z * self.z)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray_in`
[INFO] [stdout]   --> src/material.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         ray_in: &Ray,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ray_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `outward_normal` is never read
[INFO] [stdout]   --> src/material.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let mut outward_normal = Vec3f::new_unit_vec3f();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ni_over_nt` is never read
[INFO] [stdout]   --> src/material.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut ni_over_nt: f64 = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cosine` is never read
[INFO] [stdout]   --> src/material.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut cosine: f64 = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reflect_prob` is never read
[INFO] [stdout]   --> src/material.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut reflect_prob: f64 = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]   --> src/camera.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     w: Vec3f,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/util.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         (self.x * self.x + self.y * self.y + self.z * self.z)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray_in`
[INFO] [stdout]   --> src/material.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         ray_in: &Ray,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ray_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `outward_normal` is never read
[INFO] [stdout]   --> src/material.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let mut outward_normal = Vec3f::new_unit_vec3f();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ni_over_nt` is never read
[INFO] [stdout]   --> src/material.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut ni_over_nt: f64 = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cosine` is never read
[INFO] [stdout]   --> src/material.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut cosine: f64 = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reflect_prob` is never read
[INFO] [stdout]   --> src/material.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut reflect_prob: f64 = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]   --> src/camera.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     w: Vec3f,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "18c375677476615707033c07f3873a24457d665048ff0b29fefdfa4d3ba04300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c375677476615707033c07f3873a24457d665048ff0b29fefdfa4d3ba04300", kill_on_drop: false }`
[INFO] [stdout] 18c375677476615707033c07f3873a24457d665048ff0b29fefdfa4d3ba04300
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0c5c92ca95cbf08d24d1dbb91ff931466bf41c519e50ac32d9b484969b187714
[INFO] running `Command { std: "docker" "start" "-a" "0c5c92ca95cbf08d24d1dbb91ff931466bf41c519e50ac32d9b484969b187714", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/util.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         (self.x * self.x + self.y * self.y + self.z * self.z)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/material.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |         ray_in: &Ray,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ray_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `outward_normal` is never read
[INFO] [stderr]   --> src/material.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let mut outward_normal = Vec3f::new_unit_vec3f();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `ni_over_nt` is never read
[INFO] [stderr]   --> src/material.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let mut ni_over_nt: f64 = 0.0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `cosine` is never read
[INFO] [stderr]   --> src/material.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let mut cosine: f64 = 0.0;
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `reflect_prob` is never read
[INFO] [stderr]   --> src/material.rs:97:13
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let mut reflect_prob: f64 = 0.0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `w`
[INFO] [stderr]   --> src/camera.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     w: Vec3f,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/util.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         (self.x * self.x + self.y * self.y + self.z * self.z)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/material.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |         ray_in: &Ray,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ray_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `outward_normal` is never read
[INFO] [stderr]   --> src/material.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let mut outward_normal = Vec3f::new_unit_vec3f();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `ni_over_nt` is never read
[INFO] [stderr]   --> src/material.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let mut ni_over_nt: f64 = 0.0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `cosine` is never read
[INFO] [stderr]   --> src/material.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let mut cosine: f64 = 0.0;
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `reflect_prob` is never read
[INFO] [stderr]   --> src/material.rs:97:13
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let mut reflect_prob: f64 = 0.0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `w`
[INFO] [stderr]   --> src/camera.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     w: Vec3f,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ray_trace-83df207512289abf
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ray_trace-b4ef5044a5399fec
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ray_trace
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/util.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         (self.x * self.x + self.y * self.y + self.z * self.z)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0c5c92ca95cbf08d24d1dbb91ff931466bf41c519e50ac32d9b484969b187714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5c92ca95cbf08d24d1dbb91ff931466bf41c519e50ac32d9b484969b187714", kill_on_drop: false }`
[INFO] [stdout] 0c5c92ca95cbf08d24d1dbb91ff931466bf41c519e50ac32d9b484969b187714
