Dec 18 17:17:29.679 INFO checking cronenberg-0.3.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 17:17:29.679 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/cronenberg/0.3.0:/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 17:17:30.059 INFO [stdout] 581dd0c056e4ea661206f1b3f4057fa349965e22030ef1a51d136d28391e18a3
Dec 18 17:17:30.068 INFO running `"docker" "start" "-a" "581dd0c056e4ea661206f1b3f4057fa349965e22030ef1a51d136d28391e18a3"`
Dec 18 17:17:31.369 INFO [stderr]     Checking cronenberg v0.3.0 (/opt/crater/workdir)
Dec 18 17:17:31.844 INFO [stderr] warning: unused import: `super::CronItem`
Dec 18 17:17:31.844 INFO [stderr]   --> src/cron_item.rs:69:9
Dec 18 17:17:31.844 INFO [stderr]    |
Dec 18 17:17:31.844 INFO [stderr] 69 |     use super::CronItem;
Dec 18 17:17:31.844 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 18 17:17:31.844 INFO [stderr]    |
Dec 18 17:17:31.844 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 17:17:31.844 INFO [stderr] 
Dec 18 17:17:31.845 INFO [stderr] warning: unused import: `super::TimeItem::*`
Dec 18 17:17:31.845 INFO [stderr]   --> src/cron_item.rs:70:9
Dec 18 17:17:31.845 INFO [stderr]    |
Dec 18 17:17:31.845 INFO [stderr] 70 |     use super::TimeItem::*;
Dec 18 17:17:31.845 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^
Dec 18 17:17:31.845 INFO [stderr] 
Dec 18 17:17:31.845 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 18 17:17:31.845 INFO [stderr]   --> src/cron_item.rs:71:9
Dec 18 17:17:31.845 INFO [stderr]    |
Dec 18 17:17:31.845 INFO [stderr] 71 |     use std::str::FromStr;
Dec 18 17:17:31.845 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 18 17:17:31.845 INFO [stderr] 
Dec 18 17:17:31.845 INFO [stderr] warning: unused import: `std::string::ToString`
Dec 18 17:17:31.845 INFO [stderr]   --> src/cron_item.rs:72:9
Dec 18 17:17:31.845 INFO [stderr]    |
Dec 18 17:17:31.845 INFO [stderr] 72 |     use std::string::ToString;
Dec 18 17:17:31.845 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:17:31.845 INFO [stderr] 
Dec 18 17:17:31.845 INFO [stderr] warning: unused import: `super::*`
Dec 18 17:17:31.845 INFO [stderr]    --> src/parser.rs:108:9
Dec 18 17:17:31.845 INFO [stderr]     |
Dec 18 17:17:31.845 INFO [stderr] 108 |     use super::*;
Dec 18 17:17:31.845 INFO [stderr]     |         ^^^^^^^^
Dec 18 17:17:31.845 INFO [stderr] 
Dec 18 17:17:32.718 INFO [stderr] warning: unused import: `cronenberg::TimeItem::*`
Dec 18 17:17:32.719 INFO [stderr]  --> tests/lib_test.rs:4:5
Dec 18 17:17:32.719 INFO [stderr]   |
Dec 18 17:17:32.719 INFO [stderr] 4 | use cronenberg::TimeItem::*;
Dec 18 17:17:32.719 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:17:32.719 INFO [stderr]   |
Dec 18 17:17:32.719 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 17:17:32.719 INFO [stderr] 
Dec 18 17:17:32.814 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
Dec 18 17:17:33.414 INFO running `"docker" "inspect" "581dd0c056e4ea661206f1b3f4057fa349965e22030ef1a51d136d28391e18a3"`
Dec 18 17:17:33.686 INFO running `"docker" "rm" "-f" "581dd0c056e4ea661206f1b3f4057fa349965e22030ef1a51d136d28391e18a3"`
Dec 18 17:17:34.031 INFO [stdout] 581dd0c056e4ea661206f1b3f4057fa349965e22030ef1a51d136d28391e18a3