Dec 18 14:35:36.774 INFO checking lambda_calculus-2.2.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 14:35:36.774 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/lambda_calculus/2.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 14:35:37.076 INFO [stdout] b8c684386e0c8e83f554ee130c0ef7746b580b2fdf6d664826d3ef352e50c6f9
Dec 18 14:35:37.078 INFO running `"docker" "start" "-a" "b8c684386e0c8e83f554ee130c0ef7746b580b2fdf6d664826d3ef352e50c6f9"`
Dec 18 14:35:37.762 INFO [stderr]     Checking lambda_calculus v2.2.0 (/opt/crater/workdir)
Dec 18 14:35:40.019 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 14:35:40.019 INFO [stderr]  --> benches/pair_list.rs:6:1
Dec 18 14:35:40.020 INFO [stderr]   |
Dec 18 14:35:40.020 INFO [stderr] 6 | #[macro_use]
Dec 18 14:35:40.020 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 14:35:40.024 INFO [stderr]   |
Dec 18 14:35:40.025 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 14:35:40.025 INFO [stderr] 
Dec 18 14:35:40.324 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 14:35:40.324 INFO [stderr]  --> benches/option.rs:6:1
Dec 18 14:35:40.324 INFO [stderr]   |
Dec 18 14:35:40.325 INFO [stderr] 6 | #[macro_use]
Dec 18 14:35:40.325 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 14:35:40.339 INFO [stderr]   |
Dec 18 14:35:40.340 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 14:35:40.340 INFO [stderr] 
Dec 18 14:35:40.608 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 14:35:40.609 INFO [stderr]  --> benches/lists.rs:6:1
Dec 18 14:35:40.609 INFO [stderr]   |
Dec 18 14:35:40.609 INFO [stderr] 6 | #[macro_use]
Dec 18 14:35:40.609 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 14:35:40.610 INFO [stderr]   |
Dec 18 14:35:40.610 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 14:35:40.610 INFO [stderr] 
Dec 18 14:35:40.730 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 14:35:40.730 INFO [stderr]  --> tests/num.rs:3:1
Dec 18 14:35:40.730 INFO [stderr]   |
Dec 18 14:35:40.730 INFO [stderr] 3 | #[macro_use]
Dec 18 14:35:40.730 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 14:35:40.730 INFO [stderr]   |
Dec 18 14:35:40.730 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 14:35:40.730 INFO [stderr] 
Dec 18 14:35:40.768 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 14:35:40.768 INFO [stderr]  --> tests/reduction.rs:1:1
Dec 18 14:35:40.769 INFO [stderr]   |
Dec 18 14:35:40.769 INFO [stderr] 1 | #[macro_use]
Dec 18 14:35:40.769 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 14:35:40.769 INFO [stderr]   |
Dec 18 14:35:40.770 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 14:35:40.770 INFO [stderr] 
Dec 18 14:35:41.941 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 14:35:41.942 INFO [stderr]  --> benches/num.rs:6:1
Dec 18 14:35:41.942 INFO [stderr]   |
Dec 18 14:35:41.942 INFO [stderr] 6 | #[macro_use]
Dec 18 14:35:41.943 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 14:35:41.943 INFO [stderr]   |
Dec 18 14:35:41.943 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 14:35:41.943 INFO [stderr] 
Dec 18 14:35:42.051 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 14:35:42.051 INFO [stderr]  --> tests/signed.rs:3:1
Dec 18 14:35:42.052 INFO [stderr]   |
Dec 18 14:35:42.052 INFO [stderr] 3 | #[macro_use]
Dec 18 14:35:42.052 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 14:35:42.052 INFO [stderr]   |
Dec 18 14:35:42.052 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 14:35:42.053 INFO [stderr] 
Dec 18 14:35:42.963 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.21s
Dec 18 14:35:44.367 INFO running `"docker" "inspect" "b8c684386e0c8e83f554ee130c0ef7746b580b2fdf6d664826d3ef352e50c6f9"`
Dec 18 14:35:44.726 INFO running `"docker" "rm" "-f" "b8c684386e0c8e83f554ee130c0ef7746b580b2fdf6d664826d3ef352e50c6f9"`
Dec 18 14:35:45.136 INFO [stdout] b8c684386e0c8e83f554ee130c0ef7746b580b2fdf6d664826d3ef352e50c6f9