Dec 18 10:33:15.653 INFO checking tag-helper-0.3.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 10:33:15.653 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/tag-helper/0.3.1:/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 10:33:15.960 INFO [stdout] baec5b5841bb03a935abf0585686ddb3113a9a480b6bdc95e408f378361621ec
Dec 18 10:33:15.962 INFO running `"docker" "start" "-a" "baec5b5841bb03a935abf0585686ddb3113a9a480b6bdc95e408f378361621ec"`
Dec 18 10:33:16.808 INFO [stderr]    Compiling libgit2-sys v0.7.11
Dec 18 10:33:16.808 INFO [stderr]    Compiling structopt-derive v0.2.14
Dec 18 10:33:22.872 INFO [stderr]     Checking structopt v0.2.14
Dec 18 10:33:45.865 INFO [stderr]     Checking git2 v0.7.5
Dec 18 10:33:49.743 INFO [stderr]     Checking tag-helper v0.3.1 (/opt/crater/workdir)
Dec 18 10:33:51.267 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 10:33:51.267 INFO [stderr]  --> src/main.rs:3:1
Dec 18 10:33:51.267 INFO [stderr]   |
Dec 18 10:33:51.267 INFO [stderr] 3 | #[macro_use]
Dec 18 10:33:51.268 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 10:33:51.268 INFO [stderr]   |
Dec 18 10:33:51.268 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 10:33:51.268 INFO [stderr] 
Dec 18 10:33:51.304 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 10:33:51.304 INFO [stderr]  --> src/main.rs:3:1
Dec 18 10:33:51.304 INFO [stderr]   |
Dec 18 10:33:51.304 INFO [stderr] 3 | #[macro_use]
Dec 18 10:33:51.305 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 10:33:51.305 INFO [stderr]   |
Dec 18 10:33:51.305 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 10:33:51.305 INFO [stderr] 
Dec 18 10:33:51.334 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
Dec 18 10:33:51.334 INFO [stderr]   --> src/main.rs:22:31
Dec 18 10:33:51.334 INFO [stderr]    |
Dec 18 10:33:51.335 INFO [stderr] 22 |                 let tag = tag.trim_left_matches('v');
Dec 18 10:33:51.335 INFO [stderr]    |                               ^^^^^^^^^^^^^^^^^
Dec 18 10:33:51.335 INFO [stderr]    |
Dec 18 10:33:51.335 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 10:33:51.335 INFO [stderr] 
Dec 18 10:33:51.390 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
Dec 18 10:33:51.390 INFO [stderr]   --> src/main.rs:22:31
Dec 18 10:33:51.390 INFO [stderr]    |
Dec 18 10:33:51.390 INFO [stderr] 22 |                 let tag = tag.trim_left_matches('v');
Dec 18 10:33:51.390 INFO [stderr]    |                               ^^^^^^^^^^^^^^^^^
Dec 18 10:33:51.390 INFO [stderr]    |
Dec 18 10:33:51.390 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 10:33:51.390 INFO [stderr] 
Dec 18 10:33:51.541 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.84s
Dec 18 10:33:52.833 INFO running `"docker" "inspect" "baec5b5841bb03a935abf0585686ddb3113a9a480b6bdc95e408f378361621ec"`
Dec 18 10:33:53.046 INFO running `"docker" "rm" "-f" "baec5b5841bb03a935abf0585686ddb3113a9a480b6bdc95e408f378361621ec"`
Dec 18 10:33:53.336 INFO [stdout] baec5b5841bb03a935abf0585686ddb3113a9a480b6bdc95e408f378361621ec