Oct 31 23:19:24.245 INFO checking pfeff/raytrace against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 23:19:24.246 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-6/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Oct 31 23:19:24.641 INFO blam! b57f1dfabff20f1507826da1db42a6f880196e25e7ec5be821643d932e19583f
Oct 31 23:19:24.648 INFO running `"docker" "start" "-a" "b57f1dfabff20f1507826da1db42a6f880196e25e7ec5be821643d932e19583f"`
Oct 31 23:19:25.999 INFO kablam! usermod: no changes
Oct 31 23:19:26.046 INFO kablam!     Checking assert_approx_eq v1.0.0
Oct 31 23:19:26.412 INFO kablam!     Checking raytrace v0.1.0 (/source)
Oct 31 23:19:26.869 INFO kablam! warning: unused import: `color`
Oct 31 23:19:26.869 INFO kablam!  --> src/canvas.rs:1:13
Oct 31 23:19:26.869 INFO kablam!   |
Oct 31 23:19:26.870 INFO kablam! 1 | use color::{color, white};
Oct 31 23:19:26.870 INFO kablam!   |             ^^^^^
Oct 31 23:19:26.870 INFO kablam!   |
Oct 31 23:19:26.871 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 31 23:19:26.871 INFO kablam! 
Oct 31 23:19:26.985 INFO kablam! warning: method is never used: `is_point`
Oct 31 23:19:26.986 INFO kablam!   --> src/tuple.rs:51:5
Oct 31 23:19:26.986 INFO kablam!    |
Oct 31 23:19:26.986 INFO kablam! 51 |     pub fn is_point(&self) -> bool {
Oct 31 23:19:26.986 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:19:26.987 INFO kablam!    |
Oct 31 23:19:26.987 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 23:19:26.987 INFO kablam! 
Oct 31 23:19:26.988 INFO kablam! warning: method is never used: `is_vector`
Oct 31 23:19:26.988 INFO kablam!   --> src/tuple.rs:56:5
Oct 31 23:19:26.988 INFO kablam!    |
Oct 31 23:19:26.989 INFO kablam! 56 |     pub fn is_vector(&self) -> bool {
Oct 31 23:19:26.989 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:19:26.989 INFO kablam! 
Oct 31 23:19:26.989 INFO kablam! warning: function is never used: `point`
Oct 31 23:19:26.990 INFO kablam!    --> src/tuple.rs:143:1
Oct 31 23:19:26.990 INFO kablam!     |
Oct 31 23:19:26.990 INFO kablam! 143 | pub fn point(x: f64, y: f64, z: f64) -> Tuple {
Oct 31 23:19:26.990 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:19:26.991 INFO kablam! 
Oct 31 23:19:26.991 INFO kablam! warning: function is never used: `color`
Oct 31 23:19:26.991 INFO kablam!  --> src/color.rs:9:1
Oct 31 23:19:26.991 INFO kablam!   |
Oct 31 23:19:26.992 INFO kablam! 9 | pub fn color(r: f64, g: f64, b: f64) -> Tuple {
Oct 31 23:19:26.992 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:19:26.992 INFO kablam! 
Oct 31 23:19:26.992 INFO kablam! warning: function is never used: `white`
Oct 31 23:19:26.993 INFO kablam!   --> src/color.rs:13:1
Oct 31 23:19:26.993 INFO kablam!    |
Oct 31 23:19:26.993 INFO kablam! 13 | pub fn white() -> Tuple {
Oct 31 23:19:26.994 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:19:26.994 INFO kablam! 
Oct 31 23:19:26.994 INFO kablam! warning: struct is never constructed: `Canvas`
Oct 31 23:19:26.994 INFO kablam!  --> src/canvas.rs:5:1
Oct 31 23:19:26.995 INFO kablam!   |
Oct 31 23:19:26.995 INFO kablam! 5 | pub struct Canvas {
Oct 31 23:19:26.995 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Oct 31 23:19:26.995 INFO kablam! 
Oct 31 23:19:26.996 INFO kablam! warning: method is never used: `pixel_at`
Oct 31 23:19:26.996 INFO kablam!   --> src/canvas.rs:12:5
Oct 31 23:19:27.000 INFO kablam!    |
Oct 31 23:19:27.000 INFO kablam! 12 |     fn pixel_at(&self, x: usize, y: usize) -> Tuple {
Oct 31 23:19:27.001 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:19:27.001 INFO kablam! 
Oct 31 23:19:27.001 INFO kablam! warning: method is never used: `write_pixel`
Oct 31 23:19:27.001 INFO kablam!   --> src/canvas.rs:16:5
Oct 31 23:19:27.002 INFO kablam!    |
Oct 31 23:19:27.002 INFO kablam! 16 |     fn write_pixel(&mut self, x: usize, y: usize, color: Tuple) {
Oct 31 23:19:27.002 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:19:27.003 INFO kablam! 
Oct 31 23:19:27.003 INFO kablam! warning: function is never used: `canvas`
Oct 31 23:19:27.003 INFO kablam!   --> src/canvas.rs:22:1
Oct 31 23:19:27.003 INFO kablam!    |
Oct 31 23:19:27.004 INFO kablam! 22 | pub fn canvas(width: usize, height: usize) -> Canvas {
Oct 31 23:19:27.004 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 23:19:27.004 INFO kablam! 
Oct 31 23:19:27.389 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
Oct 31 23:19:27.389 INFO kablam! su: No module specific data is present
Oct 31 23:19:28.178 INFO running `"docker" "rm" "-f" "b57f1dfabff20f1507826da1db42a6f880196e25e7ec5be821643d932e19583f"`
Oct 31 23:19:28.456 INFO blam! b57f1dfabff20f1507826da1db42a6f880196e25e7ec5be821643d932e19583f