Dec 18 18:46:57.267 INFO checking act-0.1.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 18:46:57.267 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/act/0.1.1:/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 18:46:57.536 INFO [stdout] 443f2509666ab3fdd63fda4e54eee91614327700326d2fbf5eb221a1ffab3648
Dec 18 18:46:57.539 INFO running `"docker" "start" "-a" "443f2509666ab3fdd63fda4e54eee91614327700326d2fbf5eb221a1ffab3648"`
Dec 18 18:46:58.240 INFO [stderr]     Checking act v0.1.1 (/opt/crater/workdir)
Dec 18 18:46:58.508 INFO [stderr] warning: unused macro definition
Dec 18 18:46:58.508 INFO [stderr]   --> src/lib.rs:82:1
Dec 18 18:46:58.508 INFO [stderr]    |
Dec 18 18:46:58.508 INFO [stderr] 82 | / macro_rules! try_opt_res {
Dec 18 18:46:58.508 INFO [stderr] 83 | |     ($o:expr) => {
Dec 18 18:46:58.508 INFO [stderr] 84 | |         match $o {
Dec 18 18:46:58.508 INFO [stderr] 85 | |             Ok(x) => x,
Dec 18 18:46:58.508 INFO [stderr] ...  |
Dec 18 18:46:58.508 INFO [stderr] 88 | |     }
Dec 18 18:46:58.508 INFO [stderr] 89 | | }
Dec 18 18:46:58.508 INFO [stderr]    | |_^
Dec 18 18:46:58.508 INFO [stderr]    |
Dec 18 18:46:58.508 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 18 18:46:58.508 INFO [stderr] 
Dec 18 18:46:58.508 INFO [stderr] warning: unused import: `std::io`
Dec 18 18:46:58.508 INFO [stderr]    --> src/lib.rs:225:17
Dec 18 18:46:58.508 INFO [stderr]     |
Dec 18 18:46:58.508 INFO [stderr] 225 |             use std::io;
Dec 18 18:46:58.508 INFO [stderr]     |                 ^^^^^^^
Dec 18 18:46:58.509 INFO [stderr]     |
Dec 18 18:46:58.509 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 18 18:46:58.509 INFO [stderr] 
Dec 18 18:46:58.536 INFO [stderr] warning: unused macro definition
Dec 18 18:46:58.536 INFO [stderr]   --> src/lib.rs:82:1
Dec 18 18:46:58.536 INFO [stderr]    |
Dec 18 18:46:58.536 INFO [stderr] 82 | / macro_rules! try_opt_res {
Dec 18 18:46:58.536 INFO [stderr] 83 | |     ($o:expr) => {
Dec 18 18:46:58.536 INFO [stderr] 84 | |         match $o {
Dec 18 18:46:58.536 INFO [stderr] 85 | |             Ok(x) => x,
Dec 18 18:46:58.536 INFO [stderr] ...  |
Dec 18 18:46:58.536 INFO [stderr] 88 | |     }
Dec 18 18:46:58.536 INFO [stderr] 89 | | }
Dec 18 18:46:58.536 INFO [stderr]    | |_^
Dec 18 18:46:58.536 INFO [stderr]    |
Dec 18 18:46:58.536 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 18 18:46:58.536 INFO [stderr] 
Dec 18 18:46:58.536 INFO [stderr] warning: unused import: `std::io`
Dec 18 18:46:58.536 INFO [stderr]    --> src/lib.rs:225:17
Dec 18 18:46:58.536 INFO [stderr]     |
Dec 18 18:46:58.536 INFO [stderr] 225 |             use std::io;
Dec 18 18:46:58.536 INFO [stderr]     |                 ^^^^^^^
Dec 18 18:46:58.536 INFO [stderr]     |
Dec 18 18:46:58.536 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 18 18:46:58.536 INFO [stderr] 
Dec 18 18:46:59.080 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Dec 18 18:46:59.594 INFO running `"docker" "inspect" "443f2509666ab3fdd63fda4e54eee91614327700326d2fbf5eb221a1ffab3648"`
Dec 18 18:46:59.711 INFO running `"docker" "rm" "-f" "443f2509666ab3fdd63fda4e54eee91614327700326d2fbf5eb221a1ffab3648"`
Dec 18 18:46:59.845 INFO [stdout] 443f2509666ab3fdd63fda4e54eee91614327700326d2fbf5eb221a1ffab3648