Dec 17 19:02:07.092 INFO checking na-o-ys/calc against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 19:02:07.092 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/na-o-ys/calc:/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 17 19:02:07.600 INFO [stdout] 958be739c4bfdf01cde076ade4021b0034c10e64ddcd32827ca83442f88df6ba
Dec 17 19:02:07.606 INFO running `"docker" "start" "-a" "958be739c4bfdf01cde076ade4021b0034c10e64ddcd32827ca83442f88df6ba"`
Dec 17 19:02:09.048 INFO [stderr]     Checking calc v0.1.0 (/opt/crater/workdir)
Dec 17 19:02:09.252 INFO [stderr] warning: unused import: `Duration`
Dec 17 19:02:09.252 INFO [stderr]  --> src/main.rs:6:17
Dec 17 19:02:09.252 INFO [stderr]   |
Dec 17 19:02:09.252 INFO [stderr] 6 | use std::time::{Duration, Instant};
Dec 17 19:02:09.252 INFO [stderr]   |                 ^^^^^^^^
Dec 17 19:02:09.252 INFO [stderr]   |
Dec 17 19:02:09.252 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 19:02:09.252 INFO [stderr] 
Dec 17 19:02:09.252 INFO [stderr] warning: unused import: `Duration`
Dec 17 19:02:09.252 INFO [stderr]  --> src/main.rs:6:17
Dec 17 19:02:09.252 INFO [stderr]   |
Dec 17 19:02:09.252 INFO [stderr] 6 | use std::time::{Duration, Instant};
Dec 17 19:02:09.252 INFO [stderr]   |                 ^^^^^^^^
Dec 17 19:02:09.252 INFO [stderr]   |
Dec 17 19:02:09.252 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 19:02:09.252 INFO [stderr] 
Dec 17 19:02:09.388 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
Dec 17 19:02:10.108 INFO running `"docker" "inspect" "958be739c4bfdf01cde076ade4021b0034c10e64ddcd32827ca83442f88df6ba"`
Dec 17 19:02:10.428 INFO running `"docker" "rm" "-f" "958be739c4bfdf01cde076ade4021b0034c10e64ddcd32827ca83442f88df6ba"`
Dec 17 19:02:10.760 INFO [stdout] 958be739c4bfdf01cde076ade4021b0034c10e64ddcd32827ca83442f88df6ba