Dec 18 05:55:46.765 INFO checking PierreLeidbring/brainrust against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 05:55:46.765 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/PierreLeidbring/brainrust:/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 18 05:55:47.226 INFO [stdout] d61f643a12604748f0942a0c96285baa0a16d673ba0078d503ec3f83e155a17a
Dec 18 05:55:47.230 INFO running `"docker" "start" "-a" "d61f643a12604748f0942a0c96285baa0a16d673ba0078d503ec3f83e155a17a"`
Dec 18 05:55:49.164 INFO [stderr]     Checking brainrust v0.1.0 (/opt/crater/workdir)
Dec 18 05:55:49.642 INFO [stderr] warning: unused import: `std::fs`
Dec 18 05:55:49.642 INFO [stderr]  --> src/main.rs:1:5
Dec 18 05:55:49.643 INFO [stderr]   |
Dec 18 05:55:49.643 INFO [stderr] 1 | use std::fs;
Dec 18 05:55:49.643 INFO [stderr]   |     ^^^^^^^
Dec 18 05:55:49.643 INFO [stderr]   |
Dec 18 05:55:49.644 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:55:49.644 INFO [stderr] 
Dec 18 05:55:49.644 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 18 05:55:49.644 INFO [stderr]  --> src/main.rs:2:5
Dec 18 05:55:49.645 INFO [stderr]   |
Dec 18 05:55:49.645 INFO [stderr] 2 | use std::io::prelude::*;
Dec 18 05:55:49.645 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 18 05:55:49.645 INFO [stderr] 
Dec 18 05:55:49.720 INFO [stderr] warning: unused import: `std::fs`
Dec 18 05:55:49.720 INFO [stderr]  --> src/main.rs:1:5
Dec 18 05:55:49.720 INFO [stderr]   |
Dec 18 05:55:49.720 INFO [stderr] 1 | use std::fs;
Dec 18 05:55:49.720 INFO [stderr]   |     ^^^^^^^
Dec 18 05:55:49.720 INFO [stderr]   |
Dec 18 05:55:49.720 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:55:49.720 INFO [stderr] 
Dec 18 05:55:49.720 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 18 05:55:49.720 INFO [stderr]  --> src/main.rs:2:5
Dec 18 05:55:49.720 INFO [stderr]   |
Dec 18 05:55:49.720 INFO [stderr] 2 | use std::io::prelude::*;
Dec 18 05:55:49.720 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 18 05:55:49.720 INFO [stderr] 
Dec 18 05:55:49.852 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
Dec 18 05:55:50.764 INFO running `"docker" "inspect" "d61f643a12604748f0942a0c96285baa0a16d673ba0078d503ec3f83e155a17a"`
Dec 18 05:55:51.070 INFO running `"docker" "rm" "-f" "d61f643a12604748f0942a0c96285baa0a16d673ba0078d503ec3f83e155a17a"`
Dec 18 05:55:51.364 INFO [stdout] d61f643a12604748f0942a0c96285baa0a16d673ba0078d503ec3f83e155a17a