Dec 19 13:43:35.553 INFO checking lesguillemets/pdfdr against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 13:43:35.553 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/lesguillemets/pdfdr:/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 13:43:35.988 INFO [stdout] 54727acf97db16dc0670692cff101cd9afb7797483a8aa05347650166b83ed86
Dec 19 13:43:35.994 INFO running `"docker" "start" "-a" "54727acf97db16dc0670692cff101cd9afb7797483a8aa05347650166b83ed86"`
Dec 19 13:43:37.275 INFO [stderr]     Checking dayfinder v0.1.0 (/opt/crater/workdir)
Dec 19 13:43:37.548 INFO [stderr] warning: unused variable: `prefix`
Dec 19 13:43:37.548 INFO [stderr]   --> src/main.rs:11:9
Dec 19 13:43:37.548 INFO [stderr]    |
Dec 19 13:43:37.548 INFO [stderr] 11 |     let prefix = args().nth(3).unwrap_or("".to_string());
Dec 19 13:43:37.548 INFO [stderr]    |         ^^^^^^ help: consider using `_prefix` instead
Dec 19 13:43:37.548 INFO [stderr]    |
Dec 19 13:43:37.548 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 13:43:37.548 INFO [stderr] 
Dec 19 13:43:37.560 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 13:43:37.560 INFO [stderr]   --> src/main.rs:25:17
Dec 19 13:43:37.560 INFO [stderr]    |
Dec 19 13:43:37.560 INFO [stderr] 25 |                 bwriter.write_fmt(format_args!("{},{},{}", get_base_name(&file), &file, d));
Dec 19 13:43:37.560 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:43:37.560 INFO [stderr]    |
Dec 19 13:43:37.560 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 13:43:37.560 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 13:43:37.560 INFO [stderr] 
Dec 19 13:43:37.660 INFO [stderr] warning: unused variable: `prefix`
Dec 19 13:43:37.660 INFO [stderr]   --> src/main.rs:11:9
Dec 19 13:43:37.660 INFO [stderr]    |
Dec 19 13:43:37.660 INFO [stderr] 11 |     let prefix = args().nth(3).unwrap_or("".to_string());
Dec 19 13:43:37.660 INFO [stderr]    |         ^^^^^^ help: consider using `_prefix` instead
Dec 19 13:43:37.660 INFO [stderr]    |
Dec 19 13:43:37.668 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 13:43:37.668 INFO [stderr] 
Dec 19 13:43:37.684 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 13:43:37.684 INFO [stderr]   --> src/main.rs:25:17
Dec 19 13:43:37.684 INFO [stderr]    |
Dec 19 13:43:37.684 INFO [stderr] 25 |                 bwriter.write_fmt(format_args!("{},{},{}", get_base_name(&file), &file, d));
Dec 19 13:43:37.684 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:43:37.684 INFO [stderr]    |
Dec 19 13:43:37.684 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 13:43:37.684 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 13:43:37.684 INFO [stderr] 
Dec 19 13:43:37.710 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Dec 19 13:43:38.808 INFO running `"docker" "inspect" "54727acf97db16dc0670692cff101cd9afb7797483a8aa05347650166b83ed86"`
Dec 19 13:43:39.044 INFO running `"docker" "rm" "-f" "54727acf97db16dc0670692cff101cd9afb7797483a8aa05347650166b83ed86"`
Dec 19 13:43:39.414 INFO [stdout] 54727acf97db16dc0670692cff101cd9afb7797483a8aa05347650166b83ed86