Nov 05 00:04:29.067 INFO checking file_limit-0.0.2 against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 05 00:04:29.068 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-2/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 05 00:04:29.333 INFO blam! f02b4725d0e271168506ed2efbbafea8c5aefee49a1786a9a65f9ce1ff96893a
Nov 05 00:04:29.335 INFO running `"docker" "start" "-a" "f02b4725d0e271168506ed2efbbafea8c5aefee49a1786a9a65f9ce1ff96893a"`
Nov 05 00:04:29.687 INFO kablam! usermod: no changes
Nov 05 00:04:29.718 INFO kablam!     Checking file_limit v0.0.2 (/source)
Nov 05 00:04:30.403 INFO kablam! warning: unused variable: `err`
Nov 05 00:04:30.403 INFO kablam!   --> src/lib.rs:82:13
Nov 05 00:04:30.403 INFO kablam!    |
Nov 05 00:04:30.403 INFO kablam! 82 |         Err(err) => assert!(false),
Nov 05 00:04:30.403 INFO kablam!    |             ^^^ help: consider using `_err` instead
Nov 05 00:04:30.403 INFO kablam!    |
Nov 05 00:04:30.404 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 05 00:04:30.404 INFO kablam! 
Nov 05 00:04:30.422 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
Nov 05 00:04:30.424 INFO kablam! su: No module specific data is present
Nov 05 00:04:30.899 INFO running `"docker" "rm" "-f" "f02b4725d0e271168506ed2efbbafea8c5aefee49a1786a9a65f9ce1ff96893a"`
Nov 05 00:04:31.120 INFO blam! f02b4725d0e271168506ed2efbbafea8c5aefee49a1786a9a65f9ce1ff96893a