Dec 19 12:06:16.261 INFO checking na-o-ys/calc against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:06:16.261 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:06:16.788 INFO [stdout] 4f6be5b8ed2af27e1a2f28c8a0c2126dd44e32d97906b760e38b36ca42b6a5fb
Dec 19 12:06:16.790 INFO running `"docker" "start" "-a" "4f6be5b8ed2af27e1a2f28c8a0c2126dd44e32d97906b760e38b36ca42b6a5fb"`
Dec 19 12:06:19.144 INFO [stderr]     Checking calc v0.1.0 (/opt/crater/workdir)
Dec 19 12:06:19.430 INFO [stderr] warning: unused import: `Duration`
Dec 19 12:06:19.430 INFO [stderr]  --> src/main.rs:6:17
Dec 19 12:06:19.430 INFO [stderr]   |
Dec 19 12:06:19.430 INFO [stderr] 6 | use std::time::{Duration, Instant};
Dec 19 12:06:19.430 INFO [stderr]   |                 ^^^^^^^^
Dec 19 12:06:19.430 INFO [stderr]   |
Dec 19 12:06:19.430 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 12:06:19.430 INFO [stderr] 
Dec 19 12:06:19.510 INFO [stderr] warning: unused import: `Duration`
Dec 19 12:06:19.511 INFO [stderr]  --> src/main.rs:6:17
Dec 19 12:06:19.511 INFO [stderr]   |
Dec 19 12:06:19.511 INFO [stderr] 6 | use std::time::{Duration, Instant};
Dec 19 12:06:19.511 INFO [stderr]   |                 ^^^^^^^^
Dec 19 12:06:19.512 INFO [stderr]   |
Dec 19 12:06:19.512 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 12:06:19.512 INFO [stderr] 
Dec 19 12:06:19.680 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
Dec 19 12:06:20.630 INFO running `"docker" "inspect" "4f6be5b8ed2af27e1a2f28c8a0c2126dd44e32d97906b760e38b36ca42b6a5fb"`
Dec 19 12:06:20.984 INFO running `"docker" "rm" "-f" "4f6be5b8ed2af27e1a2f28c8a0c2126dd44e32d97906b760e38b36ca42b6a5fb"`
Dec 19 12:06:21.402 INFO [stdout] 4f6be5b8ed2af27e1a2f28c8a0c2126dd44e32d97906b760e38b36ca42b6a5fb