[INFO] updating cached repository https://github.com/lempiy/Weiler-Atherton-Clipping
[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] c8de3a0ab14e59b2c636540c4d6ca1217038aa72
[INFO] testing lempiy/Weiler-Atherton-Clipping against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Flempiy%2FWeiler-Atherton-Clipping" "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/lempiy/Weiler-Atherton-Clipping 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/lempiy/Weiler-Atherton-Clipping
[INFO] finished tweaking git repo https://github.com/lempiy/Weiler-Atherton-Clipping
[INFO] tweaked toml for git repo https://github.com/lempiy/Weiler-Atherton-Clipping written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/lempiy/Weiler-Atherton-Clipping 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] 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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 33e74b8bcc29a7b4da2224bc33850ea465b7e4489f01552356de59c7e66b157a
[INFO] running `"docker" "start" "-a" "33e74b8bcc29a7b4da2224bc33850ea465b7e4489f01552356de59c7e66b157a"`
[INFO] [stderr]    Compiling poly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/clip.rs:138:17
[INFO] [stderr]     |
[INFO] [stderr] 138 |             let mut j = if i != self.points.len() - 1 { i + 1 } else { 0 };
[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/clip.rs:153:38
[INFO] [stderr]     |
[INFO] [stderr] 153 |                 PolyListOption::List(mut clip_list) => {
[INFO] [stderr]     |                                      ----^^^^^^^^^
[INFO] [stderr]     |                                      |
[INFO] [stderr]     |                                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "33e74b8bcc29a7b4da2224bc33850ea465b7e4489f01552356de59c7e66b157a"`
[INFO] running `"docker" "rm" "-f" "33e74b8bcc29a7b4da2224bc33850ea465b7e4489f01552356de59c7e66b157a"`
[INFO] [stdout] 33e74b8bcc29a7b4da2224bc33850ea465b7e4489f01552356de59c7e66b157a
[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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3bf9759d922f6f9887d422d011b07247bceb4ffa757cdfe5155d33e45283750e
[INFO] running `"docker" "start" "-a" "3bf9759d922f6f9887d422d011b07247bceb4ffa757cdfe5155d33e45283750e"`
[INFO] [stderr]    Compiling poly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/clip.rs:138:17
[INFO] [stderr]     |
[INFO] [stderr] 138 |             let mut j = if i != self.points.len() - 1 { i + 1 } else { 0 };
[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/clip.rs:153:38
[INFO] [stderr]     |
[INFO] [stderr] 153 |                 PolyListOption::List(mut clip_list) => {
[INFO] [stderr]     |                                      ----^^^^^^^^^
[INFO] [stderr]     |                                      |
[INFO] [stderr]     |                                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "3bf9759d922f6f9887d422d011b07247bceb4ffa757cdfe5155d33e45283750e"`
[INFO] running `"docker" "rm" "-f" "3bf9759d922f6f9887d422d011b07247bceb4ffa757cdfe5155d33e45283750e"`
[INFO] [stdout] 3bf9759d922f6f9887d422d011b07247bceb4ffa757cdfe5155d33e45283750e
[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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] eae698ad510f3d1949bb8d27c68537233afcaa4da9fed995f0412ee7beb182e0
[INFO] running `"docker" "start" "-a" "eae698ad510f3d1949bb8d27c68537233afcaa4da9fed995f0412ee7beb182e0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/poly-5c2f1fa496a10a19
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::is_in_line_works ... ok
[INFO] [stdout] test tests::clip_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests poly
[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" "eae698ad510f3d1949bb8d27c68537233afcaa4da9fed995f0412ee7beb182e0"`
[INFO] running `"docker" "rm" "-f" "eae698ad510f3d1949bb8d27c68537233afcaa4da9fed995f0412ee7beb182e0"`
[INFO] [stdout] eae698ad510f3d1949bb8d27c68537233afcaa4da9fed995f0412ee7beb182e0