Oct 13 12:31:51.925 INFO checking lininterp-0.1.3 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 12:31:51.925 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/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 13 12:31:52.095 INFO blam! 44dda8131d5643da6b83fb476d65a436c2e04ce6472759943e4c99d2c9f3bb60
Oct 13 12:31:52.097 INFO running `"docker" "start" "-a" "44dda8131d5643da6b83fb476d65a436c2e04ce6472759943e4c99d2c9f3bb60"`
Oct 13 12:31:52.529 INFO kablam! usermod: no changes
Oct 13 12:31:52.592 INFO kablam!     Checking lininterp v0.1.3 (/source)
Oct 13 12:31:53.572 INFO kablam! warning: unused variable: `f`
Oct 13 12:31:53.572 INFO kablam!   --> src/lib.rs:11:7
Oct 13 12:31:53.572 INFO kablam!    |
Oct 13 12:31:53.572 INFO kablam! 11 |         let f=0.5f32;
Oct 13 12:31:53.572 INFO kablam!    |             ^ help: consider using `_f` instead
Oct 13 12:31:53.572 INFO kablam!    |
Oct 13 12:31:53.572 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 12:31:53.573 INFO kablam! 
Oct 13 12:31:53.596 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Oct 13 12:31:53.600 INFO kablam! su: No module specific data is present
Oct 13 12:31:53.868 INFO running `"docker" "rm" "-f" "44dda8131d5643da6b83fb476d65a436c2e04ce6472759943e4c99d2c9f3bb60"`
Oct 13 12:31:53.977 INFO blam! 44dda8131d5643da6b83fb476d65a436c2e04ce6472759943e4c99d2c9f3bb60