[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 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Falanpoon%2Frs-polygon2" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alanpoon/rs-polygon2 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "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-5/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" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] dc8c6d29c5982fb89730f6150702ff75623485cc2af77235161fc3492457b635
[INFO] running `"docker" "start" "-a" "dc8c6d29c5982fb89730f6150702ff75623485cc2af77235161fc3492457b635"`
[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 1.89s
[INFO] running `"docker" "inspect" "dc8c6d29c5982fb89730f6150702ff75623485cc2af77235161fc3492457b635"`
[INFO] running `"docker" "rm" "-f" "dc8c6d29c5982fb89730f6150702ff75623485cc2af77235161fc3492457b635"`
[INFO] [stdout] dc8c6d29c5982fb89730f6150702ff75623485cc2af77235161fc3492457b635
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 55dce255947dfff327e93002b8b85b2bb795fcc9609eca64ea0267fd666991bb
[INFO] running `"docker" "start" "-a" "55dce255947dfff327e93002b8b85b2bb795fcc9609eca64ea0267fd666991bb"`
[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 1.61s
[INFO] running `"docker" "inspect" "55dce255947dfff327e93002b8b85b2bb795fcc9609eca64ea0267fd666991bb"`
[INFO] running `"docker" "rm" "-f" "55dce255947dfff327e93002b8b85b2bb795fcc9609eca64ea0267fd666991bb"`
[INFO] [stdout] 55dce255947dfff327e93002b8b85b2bb795fcc9609eca64ea0267fd666991bb
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] d934b1f166d0878586f42beee1fd45df5c6f99fbfae2d7917426c7ae4914edcf
[INFO] running `"docker" "start" "-a" "d934b1f166d0878586f42beee1fd45df5c6f99fbfae2d7917426c7ae4914edcf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/polygon2-7cf03e36cbae013d
[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 closest_edge::test_closest_edge ... 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_simple ... ok
[INFO] [stdout] test is_simple::test_is_not_simple ... ok
[INFO] [stdout] test point_in_rect::test_point_in_rect ... ok
[INFO] [stdout] test line_intersection::test_line_intersection ... ok
[INFO] [stdout] test point_to_line_distance::test_point_to_line_distance ... ok
[INFO] [stdout] test triangulate::test_triangulate ... ok
[INFO] [stdout] test point_in_triangle::test_point_in_triangle ... 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" "d934b1f166d0878586f42beee1fd45df5c6f99fbfae2d7917426c7ae4914edcf"`
[INFO] running `"docker" "rm" "-f" "d934b1f166d0878586f42beee1fd45df5c6f99fbfae2d7917426c7ae4914edcf"`
[INFO] [stdout] d934b1f166d0878586f42beee1fd45df5c6f99fbfae2d7917426c7ae4914edcf