Dec 04 19:13:45.678 INFO checking emilio/toy-ray-tracer against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 19:13:45.678 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 19:13:46.013 INFO [stdout] 57b5b75af79a2954f37ea9b626e2ef4aeb97bfad58d07d2175739a2b78d64fb5
Dec 04 19:13:46.019 INFO running `"docker" "start" "-a" "57b5b75af79a2954f37ea9b626e2ef4aeb97bfad58d07d2175739a2b78d64fb5"`
Dec 04 19:13:46.864 INFO [stderr] usermod: no changes
Dec 04 19:13:47.032 INFO [stderr]    Compiling heapsize v0.3.8
Dec 04 19:13:47.042 INFO [stderr]    Compiling gleam v0.2.30
Dec 04 19:13:49.186 INFO [stderr]     Checking euclid v0.10.3
Dec 04 19:13:51.208 INFO [stderr]     Checking tracer v0.1.0 (/source/tracer)
Dec 04 19:13:52.111 INFO [stderr] warning: variable does not need to be mutable
Dec 04 19:13:52.111 INFO [stderr]    --> tracer/src/lib.rs:251:13
Dec 04 19:13:52.112 INFO [stderr]     |
Dec 04 19:13:52.112 INFO [stderr] 251 |         let mut z_value = &mut z_buffer[x + self.size.width * y];
Dec 04 19:13:52.112 INFO [stderr]     |             ----^^^^^^^
Dec 04 19:13:52.113 INFO [stderr]     |             |
Dec 04 19:13:52.113 INFO [stderr]     |             help: remove this `mut`
Dec 04 19:13:52.113 INFO [stderr]     |
Dec 04 19:13:52.114 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 19:13:52.114 INFO [stderr] 
Dec 04 19:13:52.124 INFO [stderr] warning: field is never used: `diffuse`
Dec 04 19:13:52.124 INFO [stderr]   --> tracer/src/lib.rs:60:5
Dec 04 19:13:52.124 INFO [stderr]    |
Dec 04 19:13:52.125 INFO [stderr] 60 |     diffuse: Color
Dec 04 19:13:52.125 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 04 19:13:52.125 INFO [stderr]    |
Dec 04 19:13:52.125 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 19:13:52.126 INFO [stderr] 
Dec 04 19:13:52.126 INFO [stderr] warning: field is never used: `camera_position`
Dec 04 19:13:52.126 INFO [stderr]    --> tracer/src/lib.rs:174:5
Dec 04 19:13:52.127 INFO [stderr]     |
Dec 04 19:13:52.127 INFO [stderr] 174 |     camera_position: WorldPosition,
Dec 04 19:13:52.127 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:13:52.127 INFO [stderr] 
Dec 04 19:13:52.128 INFO [stderr] warning: the feature `field_init_shorthand` has been stable since 1.17.0 and no longer requires an attribute to enable
Dec 04 19:13:52.128 INFO [stderr]  --> tracer/src/lib.rs:1:12
Dec 04 19:13:52.128 INFO [stderr]   |
Dec 04 19:13:52.129 INFO [stderr] 1 | #![feature(field_init_shorthand, const_fn)]
Dec 04 19:13:52.129 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Dec 04 19:13:52.129 INFO [stderr]   |
Dec 04 19:13:52.129 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 19:13:52.130 INFO [stderr] 
Dec 04 19:13:52.675 INFO [stderr] warning: variable does not need to be mutable
Dec 04 19:13:52.675 INFO [stderr]    --> tracer/src/lib.rs:251:13
Dec 04 19:13:52.675 INFO [stderr]     |
Dec 04 19:13:52.676 INFO [stderr] 251 |         let mut z_value = &mut z_buffer[x + self.size.width * y];
Dec 04 19:13:52.676 INFO [stderr]     |             ----^^^^^^^
Dec 04 19:13:52.676 INFO [stderr]     |             |
Dec 04 19:13:52.677 INFO [stderr]     |             help: remove this `mut`
Dec 04 19:13:52.677 INFO [stderr]     |
Dec 04 19:13:52.677 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 19:13:52.677 INFO [stderr] 
Dec 04 19:13:52.702 INFO [stderr] warning: field is never used: `diffuse`
Dec 04 19:13:52.702 INFO [stderr]   --> tracer/src/lib.rs:60:5
Dec 04 19:13:52.702 INFO [stderr]    |
Dec 04 19:13:52.702 INFO [stderr] 60 |     diffuse: Color
Dec 04 19:13:52.703 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 04 19:13:52.703 INFO [stderr]    |
Dec 04 19:13:52.703 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 19:13:52.703 INFO [stderr] 
Dec 04 19:13:52.704 INFO [stderr] warning: field is never used: `camera_position`
Dec 04 19:13:52.704 INFO [stderr]    --> tracer/src/lib.rs:174:5
Dec 04 19:13:52.704 INFO [stderr]     |
Dec 04 19:13:52.705 INFO [stderr] 174 |     camera_position: WorldPosition,
Dec 04 19:13:52.705 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:13:52.705 INFO [stderr] 
Dec 04 19:13:52.705 INFO [stderr] warning: the feature `field_init_shorthand` has been stable since 1.17.0 and no longer requires an attribute to enable
Dec 04 19:13:52.706 INFO [stderr]  --> tracer/src/lib.rs:1:12
Dec 04 19:13:52.706 INFO [stderr]   |
Dec 04 19:13:52.706 INFO [stderr] 1 | #![feature(field_init_shorthand, const_fn)]
Dec 04 19:13:52.707 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
Dec 04 19:13:52.707 INFO [stderr]   |
Dec 04 19:13:52.707 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 19:13:52.707 INFO [stderr] 
Dec 04 19:13:58.160 INFO [stderr]     Checking ray-tracer v0.1.0 (/source)
Dec 04 19:13:59.459 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 19:13:59.459 INFO [stderr]   --> src/main.rs:36:5
Dec 04 19:13:59.459 INFO [stderr]    |
Dec 04 19:13:59.459 INFO [stderr] 36 |     unsafe { window.make_current() };
Dec 04 19:13:59.459 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:13:59.459 INFO [stderr]    |
Dec 04 19:13:59.459 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 19:13:59.459 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 19:13:59.459 INFO [stderr] 
Dec 04 19:13:59.459 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 19:13:59.459 INFO [stderr]    --> src/main.rs:125:9
Dec 04 19:13:59.459 INFO [stderr]     |
Dec 04 19:13:59.459 INFO [stderr] 125 |         window.swap_buffers();
Dec 04 19:13:59.459 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:13:59.459 INFO [stderr]     |
Dec 04 19:13:59.459 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 19:13:59.459 INFO [stderr] 
Dec 04 19:13:59.623 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 19:13:59.623 INFO [stderr]   --> src/main.rs:36:5
Dec 04 19:13:59.623 INFO [stderr]    |
Dec 04 19:13:59.623 INFO [stderr] 36 |     unsafe { window.make_current() };
Dec 04 19:13:59.623 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:13:59.623 INFO [stderr]    |
Dec 04 19:13:59.623 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 19:13:59.623 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 19:13:59.623 INFO [stderr] 
Dec 04 19:13:59.623 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 19:13:59.623 INFO [stderr]    --> src/main.rs:125:9
Dec 04 19:13:59.623 INFO [stderr]     |
Dec 04 19:13:59.623 INFO [stderr] 125 |         window.swap_buffers();
Dec 04 19:13:59.623 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:13:59.623 INFO [stderr]     |
Dec 04 19:13:59.623 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 19:13:59.623 INFO [stderr] 
Dec 04 19:13:59.655 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.77s
Dec 04 19:13:59.675 INFO [stderr] su: No module specific data is present
Dec 04 19:14:00.433 INFO running `"docker" "inspect" "57b5b75af79a2954f37ea9b626e2ef4aeb97bfad58d07d2175739a2b78d64fb5"`
Dec 04 19:14:00.677 INFO running `"docker" "rm" "-f" "57b5b75af79a2954f37ea9b626e2ef4aeb97bfad58d07d2175739a2b78d64fb5"`
Dec 04 19:14:00.883 INFO [stdout] 57b5b75af79a2954f37ea9b626e2ef4aeb97bfad58d07d2175739a2b78d64fb5