Dec 19 15:05:10.886 INFO checking jmcelwain/the_linux_programming_interface against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:05:10.886 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/jmcelwain/the_linux_programming_interface:/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 15:05:11.442 INFO [stdout] ef0ae225eaa4c6c023d5b21456546e8a82ad7b594b1430e876d072ac038496a9
Dec 19 15:05:11.450 INFO running `"docker" "start" "-a" "ef0ae225eaa4c6c023d5b21456546e8a82ad7b594b1430e876d072ac038496a9"`
Dec 19 15:05:12.620 INFO [stderr]     Checking linux_interface v0.1.0 (/opt/crater/workdir)
Dec 19 15:05:12.808 INFO [stderr] warning: unused variable: `to_path`
Dec 19 15:05:12.809 INFO [stderr]  --> src/fileio/copy.rs:6:9
Dec 19 15:05:12.809 INFO [stderr]   |
Dec 19 15:05:12.809 INFO [stderr] 6 |     let to_path = Path::new(to);
Dec 19 15:05:12.809 INFO [stderr]   |         ^^^^^^^ help: consider using `_to_path` instead
Dec 19 15:05:12.809 INFO [stderr]   |
Dec 19 15:05:12.809 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 15:05:12.809 INFO [stderr] 
Dec 19 15:05:12.809 INFO [stderr] warning: unused variable: `file`
Dec 19 15:05:12.809 INFO [stderr]  --> src/fileio/copy.rs:8:9
Dec 19 15:05:12.809 INFO [stderr]   |
Dec 19 15:05:12.809 INFO [stderr] 8 |     let file = match File::open(&from) {
Dec 19 15:05:12.809 INFO [stderr]   |         ^^^^ help: consider using `_file` instead
Dec 19 15:05:12.809 INFO [stderr] 
Dec 19 15:05:12.811 INFO [stderr] warning: unused variable: `to_path`
Dec 19 15:05:12.811 INFO [stderr]  --> src/fileio/copy.rs:6:9
Dec 19 15:05:12.811 INFO [stderr]   |
Dec 19 15:05:12.811 INFO [stderr] 6 |     let to_path = Path::new(to);
Dec 19 15:05:12.811 INFO [stderr]   |         ^^^^^^^ help: consider using `_to_path` instead
Dec 19 15:05:12.811 INFO [stderr]   |
Dec 19 15:05:12.811 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 15:05:12.811 INFO [stderr] 
Dec 19 15:05:12.811 INFO [stderr] warning: unused variable: `file`
Dec 19 15:05:12.811 INFO [stderr]  --> src/fileio/copy.rs:8:9
Dec 19 15:05:12.811 INFO [stderr]   |
Dec 19 15:05:12.811 INFO [stderr] 8 |     let file = match File::open(&from) {
Dec 19 15:05:12.811 INFO [stderr]   |         ^^^^ help: consider using `_file` instead
Dec 19 15:05:12.811 INFO [stderr] 
Dec 19 15:05:12.811 INFO [stderr] warning: function is never used: `copy`
Dec 19 15:05:12.811 INFO [stderr]  --> src/fileio/copy.rs:4:1
Dec 19 15:05:12.811 INFO [stderr]   |
Dec 19 15:05:12.811 INFO [stderr] 4 | pub fn copy(from: &String, to: &String) {
Dec 19 15:05:12.811 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:05:12.811 INFO [stderr]   |
Dec 19 15:05:12.811 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:05:12.811 INFO [stderr] 
Dec 19 15:05:12.814 INFO [stderr] warning: function is never used: `copy`
Dec 19 15:05:12.814 INFO [stderr]  --> src/fileio/copy.rs:4:1
Dec 19 15:05:12.815 INFO [stderr]   |
Dec 19 15:05:12.816 INFO [stderr] 4 | pub fn copy(from: &String, to: &String) {
Dec 19 15:05:12.816 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:05:12.816 INFO [stderr]   |
Dec 19 15:05:12.816 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:05:12.816 INFO [stderr] 
Dec 19 15:05:12.868 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
Dec 19 15:05:13.206 INFO running `"docker" "inspect" "ef0ae225eaa4c6c023d5b21456546e8a82ad7b594b1430e876d072ac038496a9"`
Dec 19 15:05:13.339 INFO running `"docker" "rm" "-f" "ef0ae225eaa4c6c023d5b21456546e8a82ad7b594b1430e876d072ac038496a9"`
Dec 19 15:05:13.457 INFO [stdout] ef0ae225eaa4c6c023d5b21456546e8a82ad7b594b1430e876d072ac038496a9