Dec 19 14:37:59.816 INFO checking kanishkd4/Rust-algorithms against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:37:59.816 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/kanishkd4/Rust-algorithms:/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 14:38:00.372 INFO [stdout] a84069f2e3913b2727c5d357fcdbd59b95ba90d256d0e625e2f1cec31683f0d4
Dec 19 14:38:00.374 INFO running `"docker" "start" "-a" "a84069f2e3913b2727c5d357fcdbd59b95ba90d256d0e625e2f1cec31683f0d4"`
Dec 19 14:38:01.981 INFO [stderr]     Checking rust_algorithms v0.1.0 (/opt/crater/workdir)
Dec 19 14:38:02.650 INFO [stderr] warning: unused import: `std::vec::Vec`
Dec 19 14:38:02.650 INFO [stderr]  --> src/bin/test.rs:3:5
Dec 19 14:38:02.650 INFO [stderr]   |
Dec 19 14:38:02.650 INFO [stderr] 3 | use std::vec::Vec;
Dec 19 14:38:02.650 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 14:38:02.650 INFO [stderr]   |
Dec 19 14:38:02.651 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 14:38:02.651 INFO [stderr] 
Dec 19 14:38:02.927 INFO [stderr] warning: unused import: `std::vec::Vec`
Dec 19 14:38:02.927 INFO [stderr]  --> src/bin/test.rs:3:5
Dec 19 14:38:02.927 INFO [stderr]   |
Dec 19 14:38:02.927 INFO [stderr] 3 | use std::vec::Vec;
Dec 19 14:38:02.928 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 14:38:02.928 INFO [stderr]   |
Dec 19 14:38:02.928 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 14:38:02.928 INFO [stderr] 
Dec 19 14:38:03.017 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Dec 19 14:38:04.118 INFO running `"docker" "inspect" "a84069f2e3913b2727c5d357fcdbd59b95ba90d256d0e625e2f1cec31683f0d4"`
Dec 19 14:38:04.402 INFO running `"docker" "rm" "-f" "a84069f2e3913b2727c5d357fcdbd59b95ba90d256d0e625e2f1cec31683f0d4"`
Dec 19 14:38:04.776 INFO [stdout] a84069f2e3913b2727c5d357fcdbd59b95ba90d256d0e625e2f1cec31683f0d4