[INFO] updating cached repository https://github.com/alanpoon/rs-polygon2
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 05cebf533edf9e1de95bb6208d2c0f72aa190caa
[INFO] testing alanpoon/rs-polygon2 against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Falanpoon%2Frs-polygon2" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alanpoon/rs-polygon2 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/alanpoon/rs-polygon2
[INFO] finished tweaking git repo https://github.com/alanpoon/rs-polygon2
[INFO] tweaked toml for git repo https://github.com/alanpoon/rs-polygon2 written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/alanpoon/rs-polygon2 already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 47f0d4a3b9ec55ba48f805c247a3f9b61e404c297658ca20acd21c84e77454b1
[INFO] running `"docker" "start" "-a" "47f0d4a3b9ec55ba48f805c247a3f9b61e404c297658ca20acd21c84e77454b1"`
[INFO] [stderr]    Compiling cast_trait v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling vec3 v0.2.0
[INFO] [stderr]    Compiling vec2 v0.2.0
[INFO] [stderr]    Compiling polygon2 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/clipping/greiner_hormann/polygon.rs:203:41
[INFO] [stderr]     |
[INFO] [stderr] 203 | ...                   let mut is =
[INFO] [stderr]     |                           ----^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/clipping/greiner_hormann/polygon.rs:205:41
[INFO] [stderr]     |
[INFO] [stderr] 205 | ...                   let mut ic = Vertex::new(i, alpha_c, true, false, false);
[INFO] [stderr]     |                           ----^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "47f0d4a3b9ec55ba48f805c247a3f9b61e404c297658ca20acd21c84e77454b1"`
[INFO] running `"docker" "rm" "-f" "47f0d4a3b9ec55ba48f805c247a3f9b61e404c297658ca20acd21c84e77454b1"`
[INFO] [stdout] 47f0d4a3b9ec55ba48f805c247a3f9b61e404c297658ca20acd21c84e77454b1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5c1b2e49ce4ad164142eff23fe39612d6962423bf17e23575940a16a138f27b9
[INFO] running `"docker" "start" "-a" "5c1b2e49ce4ad164142eff23fe39612d6962423bf17e23575940a16a138f27b9"`
[INFO] [stderr]    Compiling polygon2 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/clipping/greiner_hormann/polygon.rs:203:41
[INFO] [stderr]     |
[INFO] [stderr] 203 | ...                   let mut is =
[INFO] [stderr]     |                           ----^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/clipping/greiner_hormann/polygon.rs:205:41
[INFO] [stderr]     |
[INFO] [stderr] 205 | ...                   let mut ic = Vertex::new(i, alpha_c, true, false, false);
[INFO] [stderr]     |                           ----^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "5c1b2e49ce4ad164142eff23fe39612d6962423bf17e23575940a16a138f27b9"`
[INFO] running `"docker" "rm" "-f" "5c1b2e49ce4ad164142eff23fe39612d6962423bf17e23575940a16a138f27b9"`
[INFO] [stdout] 5c1b2e49ce4ad164142eff23fe39612d6962423bf17e23575940a16a138f27b9
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] f9c8d1c90e207cb09d5836ef2fec9201fc43f2d4bb12b9c21a7ac3ac38cd1198
[INFO] running `"docker" "start" "-a" "f9c8d1c90e207cb09d5836ef2fec9201fc43f2d4bb12b9c21a7ac3ac38cd1198"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/polygon2-6fc576c57ce5a14f
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test area::test_area ... ok
[INFO] [stdout] test clipping::intersection::intersection_test ... ok
[INFO] [stdout] test clipping::difference::difference_test ... ok
[INFO] [stdout] test clipping::union::union_test ... ok
[INFO] [stdout] test contains_point::test_contains_point ... ok
[INFO] [stdout] test is_convex::test_is_convex ... ok
[INFO] [stdout] test closest_edge::test_closest_edge_offset_angle ... ok
[INFO] [stdout] test is_convex::test_is_triangle_convex ... ok
[INFO] [stdout] test is_simple::test_is_not_simple ... ok
[INFO] [stdout] test closest_edge::test_closest_edge ... ok
[INFO] [stdout] test is_simple::test_is_simple ... ok
[INFO] [stdout] test point_in_triangle::test_point_in_triangle ... ok
[INFO] [stdout] test line_intersection::test_line_intersection ... ok
[INFO] [stdout] test point_in_rect::test_point_in_rect ... ok
[INFO] [stdout] test point_to_line_distance::test_point_to_line_distance ... ok
[INFO] [stdout] test triangulate::test_triangulate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polygon2
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f9c8d1c90e207cb09d5836ef2fec9201fc43f2d4bb12b9c21a7ac3ac38cd1198"`
[INFO] running `"docker" "rm" "-f" "f9c8d1c90e207cb09d5836ef2fec9201fc43f2d4bb12b9c21a7ac3ac38cd1198"`
[INFO] [stdout] f9c8d1c90e207cb09d5836ef2fec9201fc43f2d4bb12b9c21a7ac3ac38cd1198