Dec 19 21:12:24.865 INFO checking Zanadar/minigrep against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 21:12:24.865 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Zanadar/minigrep:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 21:12:25.105 INFO [stdout] d530fcd6cc037bd375ff08db004f72139cf1aac8b9d8d16e8b7d921f1d6147bd
Dec 19 21:12:25.110 INFO running `"docker" "start" "-a" "d530fcd6cc037bd375ff08db004f72139cf1aac8b9d8d16e8b7d921f1d6147bd"`
Dec 19 21:12:25.911 INFO [stderr]     Checking minigrep v0.1.0 (/opt/crater/workdir)
Dec 19 21:12:26.104 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 19 21:12:26.104 INFO [stderr]  --> src/lib.rs:4:5
Dec 19 21:12:26.104 INFO [stderr]   |
Dec 19 21:12:26.104 INFO [stderr] 4 | use std::io::prelude::*;
Dec 19 21:12:26.104 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 21:12:26.104 INFO [stderr]   |
Dec 19 21:12:26.104 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:12:26.104 INFO [stderr] 
Dec 19 21:12:26.220 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 19 21:12:26.220 INFO [stderr]  --> src/lib.rs:4:5
Dec 19 21:12:26.220 INFO [stderr]   |
Dec 19 21:12:26.220 INFO [stderr] 4 | use std::io::prelude::*;
Dec 19 21:12:26.220 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 21:12:26.220 INFO [stderr]   |
Dec 19 21:12:26.220 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:12:26.220 INFO [stderr] 
Dec 19 21:12:26.398 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Dec 19 21:12:26.731 INFO running `"docker" "inspect" "d530fcd6cc037bd375ff08db004f72139cf1aac8b9d8d16e8b7d921f1d6147bd"`
Dec 19 21:12:26.880 INFO running `"docker" "rm" "-f" "d530fcd6cc037bd375ff08db004f72139cf1aac8b9d8d16e8b7d921f1d6147bd"`
Dec 19 21:12:27.002 INFO [stdout] d530fcd6cc037bd375ff08db004f72139cf1aac8b9d8d16e8b7d921f1d6147bd