Dec 19 13:36:46.057 INFO checking livingsilver94/rusty_markov against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 13:36:46.057 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/livingsilver94/rusty_markov:/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=forbid" "-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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:36:46.566 INFO [stdout] 6fe15608a58f1a468512f8c7f7a7981a07cbcb38732d6e0743b4a2df0967362a
Dec 19 13:36:46.568 INFO running `"docker" "start" "-a" "6fe15608a58f1a468512f8c7f7a7981a07cbcb38732d6e0743b4a2df0967362a"`
Dec 19 13:36:48.688 INFO [stderr]     Checking markov_chain v0.1.0 (/opt/crater/workdir)
Dec 19 13:36:49.120 INFO [stderr] warning: unused implementer of `std::iter::Iterator` that must be used
Dec 19 13:36:49.120 INFO [stderr]    --> src/lib.rs:206:9
Dec 19 13:36:49.120 INFO [stderr]     |
Dec 19 13:36:49.120 INFO [stderr] 206 |         map.generate_from_token(&vec![KeyPosition::Beginning; 1], 10);
Dec 19 13:36:49.120 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:36:49.124 INFO [stderr]     |
Dec 19 13:36:49.124 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 13:36:49.124 INFO [stderr] 
Dec 19 13:36:49.360 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 19 13:36:50.417 INFO running `"docker" "inspect" "6fe15608a58f1a468512f8c7f7a7981a07cbcb38732d6e0743b4a2df0967362a"`
Dec 19 13:36:50.698 INFO running `"docker" "rm" "-f" "6fe15608a58f1a468512f8c7f7a7981a07cbcb38732d6e0743b4a2df0967362a"`
Dec 19 13:36:51.040 INFO [stdout] 6fe15608a58f1a468512f8c7f7a7981a07cbcb38732d6e0743b4a2df0967362a