Oct 12 14:04:11.906 INFO checking sejr/core-interpreter against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 14:04:11.906 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 14:04:12.322 INFO blam! 4b6ddc787774ff5c25d6af1313a0cb4a64a79c8c74fd2d0d357561e2bcd138f3
Oct 12 14:04:12.324 INFO running `"docker" "start" "-a" "4b6ddc787774ff5c25d6af1313a0cb4a64a79c8c74fd2d0d357561e2bcd138f3"`
Oct 12 14:04:13.921 INFO kablam! usermod: no changes
Oct 12 14:04:13.992 INFO kablam!     Checking core v0.4.0 (/source)
Oct 12 14:04:15.163 INFO kablam! warning: unused arithmetic operation which must be used
Oct 12 14:04:15.163 INFO kablam!    --> src/tokenizer.rs:309:9
Oct 12 14:04:15.163 INFO kablam!     |
Oct 12 14:04:15.163 INFO kablam! 309 |         i + 1;
Oct 12 14:04:15.163 INFO kablam!     |         ^^^^^
Oct 12 14:04:15.163 INFO kablam!     |
Oct 12 14:04:15.163 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 12 14:04:15.163 INFO kablam! 
Oct 12 14:04:15.376 INFO kablam! warning: unused arithmetic operation which must be used
Oct 12 14:04:15.376 INFO kablam!    --> src/tokenizer.rs:309:9
Oct 12 14:04:15.376 INFO kablam!     |
Oct 12 14:04:15.376 INFO kablam! 309 |         i + 1;
Oct 12 14:04:15.376 INFO kablam!     |         ^^^^^
Oct 12 14:04:15.376 INFO kablam!     |
Oct 12 14:04:15.376 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Oct 12 14:04:15.376 INFO kablam! 
Oct 12 14:04:15.428 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
Oct 12 14:04:15.432 INFO kablam! su: No module specific data is present
Oct 12 14:04:16.092 INFO running `"docker" "rm" "-f" "4b6ddc787774ff5c25d6af1313a0cb4a64a79c8c74fd2d0d357561e2bcd138f3"`
Oct 12 14:04:16.464 INFO blam! 4b6ddc787774ff5c25d6af1313a0cb4a64a79c8c74fd2d0d357561e2bcd138f3