Nov 07 15:29:05.339 INFO checking exit-future-0.1.2 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 15:29:05.344 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-0/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 15:29:05.631 INFO blam! e7f971d7280dd9a7bac0bc6e36248dae681bf8e5a281b79f699188957fd3153e
Nov 07 15:29:05.641 INFO running `"docker" "start" "-a" "e7f971d7280dd9a7bac0bc6e36248dae681bf8e5a281b79f699188957fd3153e"`
Nov 07 15:29:06.324 INFO kablam! usermod: no changes
Nov 07 15:29:06.376 INFO kablam!     Checking exit-future v0.1.2 (/source)
Nov 07 15:29:07.600 INFO kablam! warning: unused variable: `signal`
Nov 07 15:29:07.601 INFO kablam!    --> src/lib.rs:214:14
Nov 07 15:29:07.601 INFO kablam!     |
Nov 07 15:29:07.601 INFO kablam! 214 |         let (signal, exit) = signal();
Nov 07 15:29:07.602 INFO kablam!     |              ^^^^^^ help: consider using `_signal` instead
Nov 07 15:29:07.602 INFO kablam!     |
Nov 07 15:29:07.602 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 07 15:29:07.602 INFO kablam! 
Nov 07 15:29:07.648 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Nov 07 15:29:07.656 INFO kablam! su: No module specific data is present
Nov 07 15:29:08.015 INFO running `"docker" "rm" "-f" "e7f971d7280dd9a7bac0bc6e36248dae681bf8e5a281b79f699188957fd3153e"`
Nov 07 15:29:08.169 INFO blam! e7f971d7280dd9a7bac0bc6e36248dae681bf8e5a281b79f699188957fd3153e