[INFO] updating cached repository alanpoon/rs-polygon2
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alanpoon/rs-polygon2
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alanpoon/rs-polygon2" "work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/rs-polygon2"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/rs-polygon2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alanpoon/rs-polygon2" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alanpoon/rs-polygon2"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alanpoon/rs-polygon2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 05cebf533edf9e1de95bb6208d2c0f72aa190caa
[INFO] sha for GitHub repo alanpoon/rs-polygon2: 05cebf533edf9e1de95bb6208d2c0f72aa190caa
[INFO] validating manifest of alanpoon/rs-polygon2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alanpoon/rs-polygon2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alanpoon/rs-polygon2
[INFO] finished frobbing alanpoon/rs-polygon2
[INFO] frobbed toml for alanpoon/rs-polygon2 written to work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/rs-polygon2/Cargo.toml
[INFO] started frobbing alanpoon/rs-polygon2
[INFO] finished frobbing alanpoon/rs-polygon2
[INFO] frobbed toml for alanpoon/rs-polygon2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alanpoon/rs-polygon2/Cargo.toml
[INFO] crate alanpoon/rs-polygon2 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing alanpoon/rs-polygon2 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/rs-polygon2:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] ef729770059150fdba309c63192e4991f470481984088eedc0e14a46f619798e
[INFO] running `"docker" "start" "-a" "ef729770059150fdba309c63192e4991f470481984088eedc0e14a46f619798e"`
[INFO] [stderr]    Compiling cast_trait v0.1.2
[INFO] [stderr]    Compiling vec3 v0.2.0
[INFO] [stderr]    Compiling vec2 v0.2.0
[INFO] [stderr]    Compiling polygon2 v0.3.0 (/opt/crater/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 2.75s
[INFO] running `"docker" "inspect" "ef729770059150fdba309c63192e4991f470481984088eedc0e14a46f619798e"`
[INFO] running `"docker" "rm" "-f" "ef729770059150fdba309c63192e4991f470481984088eedc0e14a46f619798e"`
[INFO] [stdout] ef729770059150fdba309c63192e4991f470481984088eedc0e14a46f619798e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/rs-polygon2:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7f04f2a1f7c7792833f222533c4eedd16a00034cafba1b6b823975d0d0a99f2c
[INFO] running `"docker" "start" "-a" "7f04f2a1f7c7792833f222533c4eedd16a00034cafba1b6b823975d0d0a99f2c"`
[INFO] [stderr]    Compiling polygon2 v0.3.0 (/opt/crater/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 2.77s
[INFO] running `"docker" "inspect" "7f04f2a1f7c7792833f222533c4eedd16a00034cafba1b6b823975d0d0a99f2c"`
[INFO] running `"docker" "rm" "-f" "7f04f2a1f7c7792833f222533c4eedd16a00034cafba1b6b823975d0d0a99f2c"`
[INFO] [stdout] 7f04f2a1f7c7792833f222533c4eedd16a00034cafba1b6b823975d0d0a99f2c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/rs-polygon2:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] fa2fdff65c83590177555627754a8c7f72c395f025ae5731f49ddd1ed696825d
[INFO] running `"docker" "start" "-a" "fa2fdff65c83590177555627754a8c7f72c395f025ae5731f49ddd1ed696825d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/polygon2-765b166e13f54651
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test is_convex::test_is_convex ... ok
[INFO] [stdout] test contains_point::test_contains_point ... ok
[INFO] [stdout] test clipping::union::union_test ... ok
[INFO] [stdout] test clipping::intersection::intersection_test ... ok
[INFO] [stdout] test area::test_area ... ok
[INFO] [stdout] test clipping::difference::difference_test ... ok
[INFO] [stdout] test is_convex::test_is_triangle_convex ... ok
[INFO] [stdout] test is_simple::test_is_not_simple ... ok
[INFO] [stdout] test is_simple::test_is_simple ... ok
[INFO] [stdout] test triangulate::test_triangulate ... ok
[INFO] [stdout] test closest_edge::test_closest_edge ... ok
[INFO] [stdout] test point_in_rect::test_point_in_rect ... ok
[INFO] [stdout] test closest_edge::test_closest_edge_offset_angle ... ok
[INFO] [stdout] test point_in_triangle::test_point_in_triangle ... ok
[INFO] [stdout] test point_to_line_distance::test_point_to_line_distance ... ok
[INFO] [stdout] test line_intersection::test_line_intersection ... 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" "fa2fdff65c83590177555627754a8c7f72c395f025ae5731f49ddd1ed696825d"`
[INFO] running `"docker" "rm" "-f" "fa2fdff65c83590177555627754a8c7f72c395f025ae5731f49ddd1ed696825d"`
[INFO] [stdout] fa2fdff65c83590177555627754a8c7f72c395f025ae5731f49ddd1ed696825d