[INFO] cloning repository https://github.com/christopherwebb/rust_ray_tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christopherwebb/rust_ray_tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristopherwebb%2Frust_ray_tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristopherwebb%2Frust_ray_tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ba68f444d26595bae0e5b369c07cca2e3836e12
[INFO] documenting christopherwebb/rust_ray_tracer against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristopherwebb%2Frust_ray_tracer" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/christopherwebb/rust_ray_tracer on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/christopherwebb/rust_ray_tracer
[INFO] finished tweaking git repo https://github.com/christopherwebb/rust_ray_tracer
[INFO] tweaked toml for git repo https://github.com/christopherwebb/rust_ray_tracer written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/christopherwebb/rust_ray_tracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7108e2f62c89de8280b8f399b65d55a4e1b78a520103d511eedd92d476822d2d
[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" "7108e2f62c89de8280b8f399b65d55a4e1b78a520103d511eedd92d476822d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7108e2f62c89de8280b8f399b65d55a4e1b78a520103d511eedd92d476822d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7108e2f62c89de8280b8f399b65d55a4e1b78a520103d511eedd92d476822d2d", kill_on_drop: false }`
[INFO] [stdout] 7108e2f62c89de8280b8f399b65d55a4e1b78a520103d511eedd92d476822d2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTDOCFLAGS=--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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3bbc53b88293dc98d707ced337f13dd6ae0fd65a11accd53690faedbbd59bf6
[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" "f3bbc53b88293dc98d707ced337f13dd6ae0fd65a11accd53690faedbbd59bf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.9
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking console v0.9.1
[INFO] [stderr]     Checking indicatif v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]     Checking serde_json v1.0.42
[INFO] [stderr]     Checking rust_ray_tracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rust_ray_tracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `solve_quadratic`
[INFO] [stdout]   --> src/shapes/sphere.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::shapes::base::{solve_quadratic, Hitable};
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `zMin` should have a snake case name
[INFO] [stdout]   --> src/shapes/cylinder.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub zMin: f32,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `z_min`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `zMax` should have a snake case name
[INFO] [stdout]   --> src/shapes/cylinder.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub zMax: f32,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `z_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `hit_rad` is assigned to, but never used
[INFO] [stdout]   --> src/shapes/cylinder.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |             let mut hit_rad = (orig_hit.x * orig_hit.x + orig_hit.y * orig_hit.y).sqrt();
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_hit_rad` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `hit_rad` is never read
[INFO] [stdout]   --> src/shapes/cylinder.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 hit_rad = (orig_hit.x * orig_hit.x + orig_hit.y * orig_hit.y).sqrt();
[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: unused variable: `u`
[INFO] [stdout]    --> src/shapes/cylinder.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |             let u = phi / self.phi_max;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/shapes/cylinder.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let v = (orig_hit.z - oz_min) / (oz_max - oz_min);
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dndu`
[INFO] [stdout]    --> src/shapes/cylinder.rs:146:17
[INFO] [stdout]     |
[INFO] [stdout] 146 |             let dndu = unit_vector(&((f * F - e * G) * invEGF2 * dpdu + 
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_dndu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dndv`
[INFO] [stdout]    --> src/shapes/cylinder.rs:148:17
[INFO] [stdout]     |
[INFO] [stdout] 148 |             let dndv = unit_vector(&((g * F - f * G) * invEGF2 * dpdu + 
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_dndv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `zMin` should have a snake case name
[INFO] [stdout]   --> src/shapes/cylinder.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub zMin: f32,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `z_min`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `zMax` should have a snake case name
[INFO] [stdout]   --> src/shapes/cylinder.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub zMax: f32,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `z_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `d2Pduu` should have a snake case name
[INFO] [stdout]    --> src/shapes/cylinder.rs:132:17
[INFO] [stdout]     |
[INFO] [stdout] 132 |             let d2Pduu = -self.phi_max * self.phi_max * Vec3 { e: [orig_hit.x, orig_hit.y, 0.0]};
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to snake case: `d2_pduu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `d2Pduv` should have a snake case name
[INFO] [stdout]    --> src/shapes/cylinder.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let d2Pduv = Vec3 { e: [0.0, 0.0, 0.0]};
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to snake case: `d2_pduv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `d2Pdvv` should have a snake case name
[INFO] [stdout]    --> src/shapes/cylinder.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let d2Pdvv = Vec3 { e: [0.0, 0.0, 0.0]};
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to snake case: `d2_pdvv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `E` should have a snake case name
[INFO] [stdout]    --> src/shapes/cylinder.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let E = dot(&dpdu, &dpdu);
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `F` should have a snake case name
[INFO] [stdout]    --> src/shapes/cylinder.rs:138:17
[INFO] [stdout]     |
[INFO] [stdout] 138 |             let F = dot(&dpdu, &dpdv);
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case (notice the capitalization): `f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `G` should have a snake case name
[INFO] [stdout]    --> src/shapes/cylinder.rs:139:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let G = dot(&dpdv, &dpdv);
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> src/shapes/cylinder.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let N = unit_vector(&cross(&dpdu, &dpdv));
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `invEGF2` should have a snake case name
[INFO] [stdout]    --> src/shapes/cylinder.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |             let invEGF2 = 1.0 / (E * G - F * F);
[INFO] [stdout]     |                 ^^^^^^^ help: convert the identifier to snake case: `inv_egf2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.66s
[INFO] running `Command { std: "docker" "inspect" "f3bbc53b88293dc98d707ced337f13dd6ae0fd65a11accd53690faedbbd59bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3bbc53b88293dc98d707ced337f13dd6ae0fd65a11accd53690faedbbd59bf6", kill_on_drop: false }`
[INFO] [stdout] f3bbc53b88293dc98d707ced337f13dd6ae0fd65a11accd53690faedbbd59bf6