[INFO] updating cached repository ytterbiumSoftware/polynomial-renderer-cubic
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ytterbiumSoftware/polynomial-renderer-cubic
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ytterbiumSoftware/polynomial-renderer-cubic" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ytterbiumSoftware/polynomial-renderer-cubic"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ytterbiumSoftware/polynomial-renderer-cubic'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ytterbiumSoftware/polynomial-renderer-cubic" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ytterbiumSoftware/polynomial-renderer-cubic"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ytterbiumSoftware/polynomial-renderer-cubic'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d2ec5f94adecf59f42e7e76d21f30974e3e46d98
[INFO] sha for GitHub repo ytterbiumSoftware/polynomial-renderer-cubic: d2ec5f94adecf59f42e7e76d21f30974e3e46d98
[INFO] validating manifest of ytterbiumSoftware/polynomial-renderer-cubic on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ytterbiumSoftware/polynomial-renderer-cubic on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ytterbiumSoftware/polynomial-renderer-cubic
[INFO] finished frobbing ytterbiumSoftware/polynomial-renderer-cubic
[INFO] frobbed toml for ytterbiumSoftware/polynomial-renderer-cubic written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ytterbiumSoftware/polynomial-renderer-cubic/Cargo.toml
[INFO] started frobbing ytterbiumSoftware/polynomial-renderer-cubic
[INFO] finished frobbing ytterbiumSoftware/polynomial-renderer-cubic
[INFO] frobbed toml for ytterbiumSoftware/polynomial-renderer-cubic written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ytterbiumSoftware/polynomial-renderer-cubic/Cargo.toml
[INFO] crate ytterbiumSoftware/polynomial-renderer-cubic already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ytterbiumSoftware/polynomial-renderer-cubic against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ytterbiumSoftware/polynomial-renderer-cubic:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 07cac0616ca5817c654f100731e6c06d9dc8c04b48471518cfb02c982af968e6
[INFO] running `"docker" "start" "-a" "07cac0616ca5817c654f100731e6c06d9dc8c04b48471518cfb02c982af968e6"`
[INFO] [stderr]     Checking sfml v0.14.0
[INFO] [stderr]     Checking polynomial-renderer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: constant item is never used: `STEPS_QUADRATIC`
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const STEPS_QUADRATIC: u32 = 50;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `render_line`
[INFO] [stderr]   --> src/main.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | / fn render_line<V>(points: &[V; 2]) -> Vec<Vector2f>
[INFO] [stderr] 70 | |     where V: Into<Vector2f> + Copy {
[INFO] [stderr] 71 | |     
[INFO] [stderr] 72 | |     vec![points[0].into(), points[1].into()]
[INFO] [stderr] 73 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `render_curve_quadratic`
[INFO] [stderr]   --> src/main.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 | / fn render_curve_quadratic<V>(points: &[V; 3]) -> Vec<Vector2f>
[INFO] [stderr] 76 | |     where V: Into<Vector2f> + Copy {
[INFO] [stderr] 77 | |     
[INFO] [stderr] 78 | |     let mut curve = Vec::new();
[INFO] [stderr] ...  |
[INFO] [stderr] 90 | |     curve
[INFO] [stderr] 91 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `STEPS_QUADRATIC`
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const STEPS_QUADRATIC: u32 = 50;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `render_line`
[INFO] [stderr]   --> src/main.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | / fn render_line<V>(points: &[V; 2]) -> Vec<Vector2f>
[INFO] [stderr] 70 | |     where V: Into<Vector2f> + Copy {
[INFO] [stderr] 71 | |     
[INFO] [stderr] 72 | |     vec![points[0].into(), points[1].into()]
[INFO] [stderr] 73 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `render_curve_quadratic`
[INFO] [stderr]   --> src/main.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 | / fn render_curve_quadratic<V>(points: &[V; 3]) -> Vec<Vector2f>
[INFO] [stderr] 76 | |     where V: Into<Vector2f> + Copy {
[INFO] [stderr] 77 | |     
[INFO] [stderr] 78 | |     let mut curve = Vec::new();
[INFO] [stderr] ...  |
[INFO] [stderr] 90 | |     curve
[INFO] [stderr] 91 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `"docker" "inspect" "07cac0616ca5817c654f100731e6c06d9dc8c04b48471518cfb02c982af968e6"`
[INFO] running `"docker" "rm" "-f" "07cac0616ca5817c654f100731e6c06d9dc8c04b48471518cfb02c982af968e6"`
[INFO] [stdout] 07cac0616ca5817c654f100731e6c06d9dc8c04b48471518cfb02c982af968e6