Dec 19 20:19:31.685 INFO checking arzmir/aoc-rust against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:19:31.685 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/arzmir/aoc-rust:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:19:32.248 INFO [stdout] cc834308bfb3e646974e52b3b4fc6d53a91041fba2115ad0a13258f4df412edb
Dec 19 20:19:32.253 INFO running `"docker" "start" "-a" "cc834308bfb3e646974e52b3b4fc6d53a91041fba2115ad0a13258f4df412edb"`
Dec 19 20:19:33.216 INFO [stderr]     Checking regex v1.0.1
Dec 19 20:19:35.464 INFO [stderr]     Checking aoc-rust v0.1.0 (/opt/crater/workdir)
Dec 19 20:19:35.812 INFO [stderr] warning: unused import: `SystemTime`
Dec 19 20:19:35.812 INFO [stderr]  --> src/main.rs:4:17
Dec 19 20:19:35.812 INFO [stderr]   |
Dec 19 20:19:35.812 INFO [stderr] 4 | use std::time::{SystemTime, Instant};
Dec 19 20:19:35.812 INFO [stderr]   |                 ^^^^^^^^^^
Dec 19 20:19:35.812 INFO [stderr]   |
Dec 19 20:19:35.812 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:19:35.812 INFO [stderr] 
Dec 19 20:19:35.844 INFO [stderr] warning: unused import: `SystemTime`
Dec 19 20:19:35.844 INFO [stderr]  --> src/main.rs:4:17
Dec 19 20:19:35.844 INFO [stderr]   |
Dec 19 20:19:35.844 INFO [stderr] 4 | use std::time::{SystemTime, Instant};
Dec 19 20:19:35.844 INFO [stderr]   |                 ^^^^^^^^^^
Dec 19 20:19:35.844 INFO [stderr]   |
Dec 19 20:19:35.844 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:19:35.844 INFO [stderr] 
Dec 19 20:19:35.969 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
Dec 19 20:19:36.656 INFO running `"docker" "inspect" "cc834308bfb3e646974e52b3b4fc6d53a91041fba2115ad0a13258f4df412edb"`
Dec 19 20:19:36.876 INFO running `"docker" "rm" "-f" "cc834308bfb3e646974e52b3b4fc6d53a91041fba2115ad0a13258f4df412edb"`
Dec 19 20:19:37.104 INFO [stdout] cc834308bfb3e646974e52b3b4fc6d53a91041fba2115ad0a13258f4df412edb