Nov 07 15:19:22.738 INFO checking file_limit-0.0.2 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 15:19:22.738 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-6/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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"`
Nov 07 15:19:22.974 INFO blam! 416561c1b46a02ca175a94f0bc168833a07a4d85f708c8c9356c7319817a4ca3
Nov 07 15:19:22.976 INFO running `"docker" "start" "-a" "416561c1b46a02ca175a94f0bc168833a07a4d85f708c8c9356c7319817a4ca3"`
Nov 07 15:19:24.030 INFO kablam! usermod: no changes
Nov 07 15:19:24.066 INFO kablam!     Checking file_limit v0.0.2 (/source)
Nov 07 15:19:24.872 INFO kablam! warning: unused variable: `err`
Nov 07 15:19:24.872 INFO kablam!   --> src/lib.rs:82:13
Nov 07 15:19:24.872 INFO kablam!    |
Nov 07 15:19:24.872 INFO kablam! 82 |         Err(err) => assert!(false),
Nov 07 15:19:24.872 INFO kablam!    |             ^^^ help: consider using `_err` instead
Nov 07 15:19:24.872 INFO kablam!    |
Nov 07 15:19:24.872 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 07 15:19:24.872 INFO kablam! 
Nov 07 15:19:24.893 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Nov 07 15:19:24.893 INFO kablam! su: No module specific data is present
Nov 07 15:19:25.224 INFO running `"docker" "rm" "-f" "416561c1b46a02ca175a94f0bc168833a07a4d85f708c8c9356c7319817a4ca3"`
Nov 07 15:19:25.346 INFO blam! 416561c1b46a02ca175a94f0bc168833a07a4d85f708c8c9356c7319817a4ca3