Dec 17 18:44:03.357 INFO checking nicrgren/rsplacer against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 18:44:03.357 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/nicrgren/rsplacer:/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 17 18:44:03.852 INFO [stdout] 0b99b6ec16eee052aba48919ca25e0774cafcad8daff988ee8fe58815ef1f84b
Dec 17 18:44:03.858 INFO running `"docker" "start" "-a" "0b99b6ec16eee052aba48919ca25e0774cafcad8daff988ee8fe58815ef1f84b"`
Dec 17 18:44:05.184 INFO [stderr]     Checking memchr v2.0.1
Dec 17 18:44:05.512 INFO [stderr]     Checking aho-corasick v0.6.4
Dec 17 18:44:06.200 INFO [stderr]     Checking regex v0.2.3
Dec 17 18:44:08.429 INFO [stderr]     Checking rsplacer v0.1.0 (/opt/crater/workdir)
Dec 17 18:44:09.268 INFO [stderr] warning: variant is never constructed: `ToFile`
Dec 17 18:44:09.268 INFO [stderr]  --> src/output.rs:8:5
Dec 17 18:44:09.268 INFO [stderr]   |
Dec 17 18:44:09.268 INFO [stderr] 8 |     ToFile(fs::File),
Dec 17 18:44:09.268 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 17 18:44:09.268 INFO [stderr]   |
Dec 17 18:44:09.268 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 18:44:09.268 INFO [stderr] 
Dec 17 18:44:09.268 INFO [stderr] warning: method is never used: `to_file`
Dec 17 18:44:09.268 INFO [stderr]   --> src/output.rs:18:5
Dec 17 18:44:09.268 INFO [stderr]    |
Dec 17 18:44:09.268 INFO [stderr] 18 | /     pub fn to_file<T: AsRef<str>>(file_path: T)
Dec 17 18:44:09.268 INFO [stderr] 19 | |                                   -> Result<Output, Error> {
Dec 17 18:44:09.268 INFO [stderr] 20 | |         let file = fs::File::open(file_path.as_ref())?;
Dec 17 18:44:09.268 INFO [stderr] 21 | |
Dec 17 18:44:09.268 INFO [stderr] 22 | |         Ok(Output::ToFile(file))
Dec 17 18:44:09.268 INFO [stderr] 23 | |     }
Dec 17 18:44:09.268 INFO [stderr]    | |_____^
Dec 17 18:44:09.268 INFO [stderr] 
Dec 17 18:44:09.384 INFO [stderr] warning: function is never used: `test_replacer_from_arg_str`
Dec 17 18:44:09.384 INFO [stderr]    --> src/replacer.rs:212:5
Dec 17 18:44:09.384 INFO [stderr]     |
Dec 17 18:44:09.384 INFO [stderr] 212 |     fn test_replacer_from_arg_str() {
Dec 17 18:44:09.384 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:44:09.384 INFO [stderr]     |
Dec 17 18:44:09.384 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 18:44:09.384 INFO [stderr] 
Dec 17 18:44:09.384 INFO [stderr] warning: variant is never constructed: `ToFile`
Dec 17 18:44:09.384 INFO [stderr]  --> src/output.rs:8:5
Dec 17 18:44:09.384 INFO [stderr]   |
Dec 17 18:44:09.384 INFO [stderr] 8 |     ToFile(fs::File),
Dec 17 18:44:09.384 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 17 18:44:09.384 INFO [stderr] 
Dec 17 18:44:09.384 INFO [stderr] warning: method is never used: `to_file`
Dec 17 18:44:09.384 INFO [stderr]   --> src/output.rs:18:5
Dec 17 18:44:09.384 INFO [stderr]    |
Dec 17 18:44:09.384 INFO [stderr] 18 | /     pub fn to_file<T: AsRef<str>>(file_path: T)
Dec 17 18:44:09.384 INFO [stderr] 19 | |                                   -> Result<Output, Error> {
Dec 17 18:44:09.384 INFO [stderr] 20 | |         let file = fs::File::open(file_path.as_ref())?;
Dec 17 18:44:09.384 INFO [stderr] 21 | |
Dec 17 18:44:09.384 INFO [stderr] 22 | |         Ok(Output::ToFile(file))
Dec 17 18:44:09.384 INFO [stderr] 23 | |     }
Dec 17 18:44:09.384 INFO [stderr]    | |_____^
Dec 17 18:44:09.384 INFO [stderr] 
Dec 17 18:44:09.428 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.38s
Dec 17 18:44:10.175 INFO running `"docker" "inspect" "0b99b6ec16eee052aba48919ca25e0774cafcad8daff988ee8fe58815ef1f84b"`
Dec 17 18:44:10.428 INFO running `"docker" "rm" "-f" "0b99b6ec16eee052aba48919ca25e0774cafcad8daff988ee8fe58815ef1f84b"`
Dec 17 18:44:10.720 INFO [stdout] 0b99b6ec16eee052aba48919ca25e0774cafcad8daff988ee8fe58815ef1f84b