Dec 19 08:24:43.782 INFO checking sourcepirate/L-voice-changer against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 08:24:43.782 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/sourcepirate/L-voice-changer:/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 08:24:44.204 INFO [stdout] ba58f4bec17861a928c172b4c2353e858949e93210e6f7d1c7f28e5297529d5b
Dec 19 08:24:44.207 INFO running `"docker" "start" "-a" "ba58f4bec17861a928c172b4c2353e858949e93210e6f7d1c7f28e5297529d5b"`
Dec 19 08:24:45.987 INFO [stderr]     Checking env_logger v0.5.6
Dec 19 08:24:46.631 INFO [stderr]     Checking lvoice v0.1.0 (/opt/crater/workdir)
Dec 19 08:24:46.902 INFO [stderr] warning: unused import: `File`
Dec 19 08:24:46.903 INFO [stderr]  --> src/temp.rs:1:15
Dec 19 08:24:46.903 INFO [stderr]   |
Dec 19 08:24:46.903 INFO [stderr] 1 | use std::fs::{File, remove_file};
Dec 19 08:24:46.903 INFO [stderr]   |               ^^^^
Dec 19 08:24:46.903 INFO [stderr]   |
Dec 19 08:24:46.903 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 08:24:46.903 INFO [stderr] 
Dec 19 08:24:46.976 INFO [stderr] warning: unused import: `File`
Dec 19 08:24:46.976 INFO [stderr]  --> src/temp.rs:1:15
Dec 19 08:24:46.976 INFO [stderr]   |
Dec 19 08:24:46.976 INFO [stderr] 1 | use std::fs::{File, remove_file};
Dec 19 08:24:46.977 INFO [stderr]   |               ^^^^
Dec 19 08:24:46.977 INFO [stderr]   |
Dec 19 08:24:46.977 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 08:24:46.977 INFO [stderr] 
Dec 19 08:24:47.051 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 08:24:47.052 INFO [stderr]   --> src/temp.rs:37:9
Dec 19 08:24:47.052 INFO [stderr]    |
Dec 19 08:24:47.052 INFO [stderr] 37 |         remove_file(self.path.as_str());
Dec 19 08:24:47.052 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:24:47.052 INFO [stderr]    |
Dec 19 08:24:47.052 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 08:24:47.052 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 08:24:47.052 INFO [stderr] 
Dec 19 08:24:47.053 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 08:24:47.053 INFO [stderr]   --> src/main.rs:48:5
Dec 19 08:24:47.053 INFO [stderr]    |
Dec 19 08:24:47.053 INFO [stderr] 48 |     lowpass_file.create(input_path.to_str().unwrap());
Dec 19 08:24:47.053 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:24:47.054 INFO [stderr]    |
Dec 19 08:24:47.054 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 08:24:47.054 INFO [stderr] 
Dec 19 08:24:47.054 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 08:24:47.055 INFO [stderr]   --> src/main.rs:49:5
Dec 19 08:24:47.055 INFO [stderr]    |
Dec 19 08:24:47.055 INFO [stderr] 49 |     highpass_file.create(input_path.to_str().unwrap());
Dec 19 08:24:47.055 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:24:47.055 INFO [stderr]    |
Dec 19 08:24:47.056 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 08:24:47.056 INFO [stderr] 
Dec 19 08:24:47.103 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 08:24:47.103 INFO [stderr]   --> src/temp.rs:37:9
Dec 19 08:24:47.103 INFO [stderr]    |
Dec 19 08:24:47.104 INFO [stderr] 37 |         remove_file(self.path.as_str());
Dec 19 08:24:47.104 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:24:47.104 INFO [stderr]    |
Dec 19 08:24:47.104 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 08:24:47.105 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 08:24:47.105 INFO [stderr] 
Dec 19 08:24:47.105 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 08:24:47.105 INFO [stderr]   --> src/main.rs:48:5
Dec 19 08:24:47.105 INFO [stderr]    |
Dec 19 08:24:47.105 INFO [stderr] 48 |     lowpass_file.create(input_path.to_str().unwrap());
Dec 19 08:24:47.105 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:24:47.105 INFO [stderr]    |
Dec 19 08:24:47.105 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 08:24:47.105 INFO [stderr] 
Dec 19 08:24:47.105 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 08:24:47.105 INFO [stderr]   --> src/main.rs:49:5
Dec 19 08:24:47.105 INFO [stderr]    |
Dec 19 08:24:47.105 INFO [stderr] 49 |     highpass_file.create(input_path.to_str().unwrap());
Dec 19 08:24:47.105 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:24:47.105 INFO [stderr]    |
Dec 19 08:24:47.105 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 08:24:47.105 INFO [stderr] 
Dec 19 08:24:47.152 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
Dec 19 08:24:48.321 INFO running `"docker" "inspect" "ba58f4bec17861a928c172b4c2353e858949e93210e6f7d1c7f28e5297529d5b"`
Dec 19 08:24:48.600 INFO running `"docker" "rm" "-f" "ba58f4bec17861a928c172b4c2353e858949e93210e6f7d1c7f28e5297529d5b"`
Dec 19 08:24:48.964 INFO [stdout] ba58f4bec17861a928c172b4c2353e858949e93210e6f7d1c7f28e5297529d5b