Dec 04 10:29:25.974 INFO checking sejr/core-interpreter against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 10:29:25.974 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 10:29:26.492 INFO [stdout] 56c705bd886ba0d456d0e2393f5373a11eed08f375cee373bc4b8f94d8b7bb05
Dec 04 10:29:26.495 INFO running `"docker" "start" "-a" "56c705bd886ba0d456d0e2393f5373a11eed08f375cee373bc4b8f94d8b7bb05"`
Dec 04 10:29:28.348 INFO [stderr] usermod: no changes
Dec 04 10:29:28.431 INFO [stderr]     Checking core v0.4.0 (/source)
Dec 04 10:29:29.471 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 04 10:29:29.471 INFO [stderr]    --> src/tokenizer.rs:309:9
Dec 04 10:29:29.471 INFO [stderr]     |
Dec 04 10:29:29.471 INFO [stderr] 309 |         i + 1;
Dec 04 10:29:29.471 INFO [stderr]     |         ^^^^^
Dec 04 10:29:29.471 INFO [stderr]     |
Dec 04 10:29:29.471 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 10:29:29.471 INFO [stderr] 
Dec 04 10:29:29.483 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 04 10:29:29.483 INFO [stderr]    --> src/tokenizer.rs:309:9
Dec 04 10:29:29.483 INFO [stderr]     |
Dec 04 10:29:29.483 INFO [stderr] 309 |         i + 1;
Dec 04 10:29:29.483 INFO [stderr]     |         ^^^^^
Dec 04 10:29:29.483 INFO [stderr]     |
Dec 04 10:29:29.483 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 10:29:29.483 INFO [stderr] 
Dec 04 10:29:29.579 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
Dec 04 10:29:29.581 INFO [stderr] su: No module specific data is present
Dec 04 10:29:30.696 INFO running `"docker" "inspect" "56c705bd886ba0d456d0e2393f5373a11eed08f375cee373bc4b8f94d8b7bb05"`
Dec 04 10:29:31.087 INFO running `"docker" "rm" "-f" "56c705bd886ba0d456d0e2393f5373a11eed08f375cee373bc4b8f94d8b7bb05"`
Dec 04 10:29:31.445 INFO [stdout] 56c705bd886ba0d456d0e2393f5373a11eed08f375cee373bc4b8f94d8b7bb05