Dec 11 12:28:12.541 INFO checking nwoeanhinnogaehr/coronene against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 12:28:12.542 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 12:28:12.860 INFO [stdout] f02fa8734992dee63d78eb9c67d59cacb82072852da27bf9337bf1a666aa9c5d
Dec 11 12:28:12.864 INFO running `"docker" "start" "-a" "f02fa8734992dee63d78eb9c67d59cacb82072852da27bf9337bf1a666aa9c5d"`
Dec 11 12:28:13.472 INFO [stderr] usermod: no changes
Dec 11 12:28:13.568 INFO [stderr]     Checking libc v0.2.15
Dec 11 12:28:13.568 INFO [stderr]     Checking fnv v1.0.3
Dec 11 12:28:14.244 INFO [stderr]     Checking rand v0.3.14
Dec 11 12:28:14.244 INFO [stderr]     Checking time v0.1.35
Dec 11 12:28:15.681 INFO [stderr]     Checking coronene v0.1.0 (/source)
Dec 11 12:28:16.378 INFO [stderr] warning: method is never used: `pos`
Dec 11 12:28:16.378 INFO [stderr]    --> src/player/board.rs:143:5
Dec 11 12:28:16.378 INFO [stderr]     |
Dec 11 12:28:16.378 INFO [stderr] 143 |     pub fn pos(&self) -> Option<Pos> {
Dec 11 12:28:16.378 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:28:16.378 INFO [stderr]     |
Dec 11 12:28:16.378 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 12:28:16.378 INFO [stderr] 
Dec 11 12:28:16.378 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 11 12:28:16.378 INFO [stderr]  --> src/main.rs:2:12
Dec 11 12:28:16.378 INFO [stderr]   |
Dec 11 12:28:16.378 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Dec 11 12:28:16.378 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:28:16.378 INFO [stderr]   |
Dec 11 12:28:16.378 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 12:28:16.378 INFO [stderr] 
Dec 11 12:28:16.430 INFO [stderr] warning: method is never used: `pos`
Dec 11 12:28:16.431 INFO [stderr]    --> src/player/board.rs:143:5
Dec 11 12:28:16.431 INFO [stderr]     |
Dec 11 12:28:16.431 INFO [stderr] 143 |     pub fn pos(&self) -> Option<Pos> {
Dec 11 12:28:16.431 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:28:16.431 INFO [stderr]     |
Dec 11 12:28:16.431 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 12:28:16.431 INFO [stderr] 
Dec 11 12:28:16.431 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 11 12:28:16.431 INFO [stderr]  --> src/main.rs:2:12
Dec 11 12:28:16.431 INFO [stderr]   |
Dec 11 12:28:16.431 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Dec 11 12:28:16.431 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:28:16.440 INFO [stderr]   |
Dec 11 12:28:16.440 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 12:28:16.440 INFO [stderr] 
Dec 11 12:28:16.509 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.01s
Dec 11 12:28:16.516 INFO [stderr] su: No module specific data is present
Dec 11 12:28:17.094 INFO running `"docker" "inspect" "f02fa8734992dee63d78eb9c67d59cacb82072852da27bf9337bf1a666aa9c5d"`
Dec 11 12:28:17.345 INFO running `"docker" "rm" "-f" "f02fa8734992dee63d78eb9c67d59cacb82072852da27bf9337bf1a666aa9c5d"`
Dec 11 12:28:17.632 INFO [stdout] f02fa8734992dee63d78eb9c67d59cacb82072852da27bf9337bf1a666aa9c5d