Dec 19 09:06:37.409 INFO checking sejr/core-interpreter against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 09:06:37.409 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/sejr/core-interpreter:/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 09:06:37.849 INFO [stdout] f40aa4dbd451228f6db77d0c967fc6192bdf02950e8f4c922d03af59943cd104
Dec 19 09:06:37.851 INFO running `"docker" "start" "-a" "f40aa4dbd451228f6db77d0c967fc6192bdf02950e8f4c922d03af59943cd104"`
Dec 19 09:06:39.648 INFO [stderr]     Checking core v0.4.0 (/opt/crater/workdir)
Dec 19 09:06:40.252 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 19 09:06:40.252 INFO [stderr]    --> src/tokenizer.rs:309:9
Dec 19 09:06:40.252 INFO [stderr]     |
Dec 19 09:06:40.252 INFO [stderr] 309 |         i + 1;
Dec 19 09:06:40.252 INFO [stderr]     |         ^^^^^
Dec 19 09:06:40.252 INFO [stderr]     |
Dec 19 09:06:40.252 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 09:06:40.252 INFO [stderr] 
Dec 19 09:06:40.293 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 19 09:06:40.293 INFO [stderr]    --> src/tokenizer.rs:309:9
Dec 19 09:06:40.293 INFO [stderr]     |
Dec 19 09:06:40.293 INFO [stderr] 309 |         i + 1;
Dec 19 09:06:40.293 INFO [stderr]     |         ^^^^^
Dec 19 09:06:40.293 INFO [stderr]     |
Dec 19 09:06:40.293 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 09:06:40.293 INFO [stderr] 
Dec 19 09:06:40.355 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Dec 19 09:06:41.608 INFO running `"docker" "inspect" "f40aa4dbd451228f6db77d0c967fc6192bdf02950e8f4c922d03af59943cd104"`
Dec 19 09:06:41.876 INFO running `"docker" "rm" "-f" "f40aa4dbd451228f6db77d0c967fc6192bdf02950e8f4c922d03af59943cd104"`
Dec 19 09:06:42.116 INFO [stdout] f40aa4dbd451228f6db77d0c967fc6192bdf02950e8f4c922d03af59943cd104