Dec 18 14:38:05.074 INFO checking kraken-0.0.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 14:38:05.074 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/kraken/0.0.1:/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 14:38:05.496 INFO [stdout] 52d1fcbd6d49c170d641a6b6df27cddc9d57e098369029e2dc230fb30fa73ea9
Dec 18 14:38:05.502 INFO running `"docker" "start" "-a" "52d1fcbd6d49c170d641a6b6df27cddc9d57e098369029e2dc230fb30fa73ea9"`
Dec 18 14:38:07.076 INFO [stderr]     Checking lettre v0.7.0
Dec 18 14:38:08.900 INFO [stderr]     Checking kraken v0.0.1 (/opt/crater/workdir)
Dec 18 14:38:13.703 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 18 14:38:13.703 INFO [stderr]  --> src/main.rs:6:5
Dec 18 14:38:13.703 INFO [stderr]   |
Dec 18 14:38:13.703 INFO [stderr] 6 | use std::collections::HashMap;
Dec 18 14:38:13.703 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 14:38:13.703 INFO [stderr]   |
Dec 18 14:38:13.703 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 14:38:13.703 INFO [stderr] 
Dec 18 14:38:13.724 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 18 14:38:13.724 INFO [stderr]  --> src/main.rs:6:5
Dec 18 14:38:13.724 INFO [stderr]   |
Dec 18 14:38:13.724 INFO [stderr] 6 | use std::collections::HashMap;
Dec 18 14:38:13.724 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 14:38:13.724 INFO [stderr]   |
Dec 18 14:38:13.724 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 14:38:13.724 INFO [stderr] 
Dec 18 14:38:13.913 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.23s
Dec 18 14:38:14.324 INFO running `"docker" "inspect" "52d1fcbd6d49c170d641a6b6df27cddc9d57e098369029e2dc230fb30fa73ea9"`
Dec 18 14:38:14.569 INFO running `"docker" "rm" "-f" "52d1fcbd6d49c170d641a6b6df27cddc9d57e098369029e2dc230fb30fa73ea9"`
Dec 18 14:38:14.700 INFO [stdout] 52d1fcbd6d49c170d641a6b6df27cddc9d57e098369029e2dc230fb30fa73ea9