[INFO] fetching crate ToyTracer 0.0.1...
[INFO] checking ToyTracer-0.0.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate ToyTracer 0.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate ToyTracer 0.0.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ToyTracer 0.0.1
[INFO] finished tweaking crates.io crate ToyTracer 0.0.1
[INFO] tweaked toml for crates.io crate ToyTracer 0.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate ToyTracer 0.0.1 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35e5683fa85c4306b9b7f6fffc2dea688a638e5d7f3a8ae3eb2fc3c3ed632baa
[INFO] running `Command { std: "docker" "start" "-a" "35e5683fa85c4306b9b7f6fffc2dea688a638e5d7f3a8ae3eb2fc3c3ed632baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35e5683fa85c4306b9b7f6fffc2dea688a638e5d7f3a8ae3eb2fc3c3ed632baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35e5683fa85c4306b9b7f6fffc2dea688a638e5d7f3a8ae3eb2fc3c3ed632baa", kill_on_drop: false }`
[INFO] [stdout] 35e5683fa85c4306b9b7f6fffc2dea688a638e5d7f3a8ae3eb2fc3c3ed632baa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9651781743d5d30c53110fb57ce46288e3eb30d4dff4edf36411949934f5ac1
[INFO] running `Command { std: "docker" "start" "-a" "b9651781743d5d30c53110fb57ce46288e3eb30d4dff4edf36411949934f5ac1", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
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[INFO] [stderr]     Checking ToyTracer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::world::Traceable`
[INFO] [stdout]  --> src/ray.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::world::Traceable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::world::Traceable`
[INFO] [stdout]  --> src/ray.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::world::Traceable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/world.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn normal(&self, r: Ray) -> Ray {
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:86:26
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn update(&mut self, args: &UpdateArgs) {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/world.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn normal(&self, r: Ray) -> Ray {
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `to_trace` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |             let mut to_trace: &Box<dyn Traceable> = self.objects[0].borrow();
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_to_trace` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `to_trace` is never read
[INFO] [stdout]    --> src/main.rs:109:21
[INFO] [stdout]     |
[INFO] [stdout] 109 |                     to_trace = obj;
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cn`
[INFO] [stdout]    --> src/main.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let cn = nl::Vector3::new(CAM_X, CAM_Y, CAM_Z) + (SCR_Z * nl::Vector3::new(CAM_P.sin() * CAM_T.cos(),
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]    --> src/main.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let br = nl::Vector3::new(CAM_X, CAM_Y, CAM_Z) +
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pix_colour`
[INFO] [stdout]    --> src/main.rs:162:21
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 let pix_colour = self.recursive_trace(r);
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pix_colour`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:86:26
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn update(&mut self, args: &UpdateArgs) {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `to_trace` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |             let mut to_trace: &Box<dyn Traceable> = self.objects[0].borrow();
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_to_trace` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `to_trace` is never read
[INFO] [stdout]    --> src/main.rs:109:21
[INFO] [stdout]     |
[INFO] [stdout] 109 |                     to_trace = obj;
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/main.rs:254:21
[INFO] [stdout]     |
[INFO] [stdout] 254 |         if let Some(r) = e.render_args() {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/main.rs:218:25
[INFO] [stdout]     |
[INFO] [stdout] 218 |         e.mouse_cursor(|pos| {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cn`
[INFO] [stdout]    --> src/main.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let cn = nl::Vector3::new(CAM_X, CAM_Y, CAM_Z) + (SCR_Z * nl::Vector3::new(CAM_P.sin() * CAM_T.cos(),
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_cn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]    --> src/main.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let br = nl::Vector3::new(CAM_X, CAM_Y, CAM_Z) +
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pix_colour`
[INFO] [stdout]    --> src/main.rs:162:21
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 let pix_colour = self.recursive_trace(r);
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pix_colour`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/main.rs:254:21
[INFO] [stdout]     |
[INFO] [stdout] 254 |         if let Some(r) = e.render_args() {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/main.rs:218:25
[INFO] [stdout]     |
[INFO] [stdout] 218 |         e.mouse_cursor(|pos| {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `ToyTracer` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `toy_tracer`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `ToyTracer` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `toy_tracer`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&Box<dyn world::Traceable>` instead of borrowing the inner type
[INFO] [stdout]    --> src/main.rs:104:68
[INFO] [stdout]     |
[INFO] [stdout] 104 |             let mut to_trace: &Box<dyn Traceable> = self.objects[0].borrow();
[INFO] [stdout]     |                                                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&Box<dyn world::Traceable>` instead of borrowing the inner type
[INFO] [stdout]    --> src/main.rs:104:68
[INFO] [stdout]     |
[INFO] [stdout] 104 |             let mut to_trace: &Box<dyn Traceable> = self.objects[0].borrow();
[INFO] [stdout]     |                                                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.47s
[INFO] running `Command { std: "docker" "inspect" "b9651781743d5d30c53110fb57ce46288e3eb30d4dff4edf36411949934f5ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9651781743d5d30c53110fb57ce46288e3eb30d4dff4edf36411949934f5ac1", kill_on_drop: false }`
[INFO] [stdout] b9651781743d5d30c53110fb57ce46288e3eb30d4dff4edf36411949934f5ac1
