Dec 11 09:07:27.380 INFO checking sourcepirate/L-voice-changer against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 09:07:27.380 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 09:07:27.864 INFO [stdout] d9b05226988410581230dc27002a96429407b4282ec1e198dbe64187b90939dd
Dec 11 09:07:27.866 INFO running `"docker" "start" "-a" "d9b05226988410581230dc27002a96429407b4282ec1e198dbe64187b90939dd"`
Dec 11 09:07:29.988 INFO [stderr] usermod: no changes
Dec 11 09:07:30.144 INFO [stderr]     Checking regex v0.2.10
Dec 11 09:07:32.560 INFO [stderr]     Checking env_logger v0.5.6
Dec 11 09:07:33.332 INFO [stderr]     Checking lvoice v0.1.0 (/source)
Dec 11 09:07:34.100 INFO [stderr] warning: unused import: `File`
Dec 11 09:07:34.100 INFO [stderr]  --> src/temp.rs:1:15
Dec 11 09:07:34.100 INFO [stderr]   |
Dec 11 09:07:34.100 INFO [stderr] 1 | use std::fs::{File, remove_file};
Dec 11 09:07:34.100 INFO [stderr]   |               ^^^^
Dec 11 09:07:34.100 INFO [stderr]   |
Dec 11 09:07:34.100 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 09:07:34.100 INFO [stderr] 
Dec 11 09:07:34.176 INFO [stderr] warning: unused import: `File`
Dec 11 09:07:34.176 INFO [stderr]  --> src/temp.rs:1:15
Dec 11 09:07:34.176 INFO [stderr]   |
Dec 11 09:07:34.176 INFO [stderr] 1 | use std::fs::{File, remove_file};
Dec 11 09:07:34.176 INFO [stderr]   |               ^^^^
Dec 11 09:07:34.176 INFO [stderr]   |
Dec 11 09:07:34.176 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 09:07:34.176 INFO [stderr] 
Dec 11 09:07:34.261 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 09:07:34.261 INFO [stderr]   --> src/temp.rs:37:9
Dec 11 09:07:34.261 INFO [stderr]    |
Dec 11 09:07:34.261 INFO [stderr] 37 |         remove_file(self.path.as_str());
Dec 11 09:07:34.261 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:07:34.261 INFO [stderr]    |
Dec 11 09:07:34.262 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 09:07:34.262 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 09:07:34.262 INFO [stderr] 
Dec 11 09:07:34.262 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 09:07:34.262 INFO [stderr]   --> src/main.rs:48:5
Dec 11 09:07:34.262 INFO [stderr]    |
Dec 11 09:07:34.262 INFO [stderr] 48 |     lowpass_file.create(input_path.to_str().unwrap());
Dec 11 09:07:34.262 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:07:34.262 INFO [stderr]    |
Dec 11 09:07:34.262 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 09:07:34.262 INFO [stderr] 
Dec 11 09:07:34.262 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 09:07:34.262 INFO [stderr]   --> src/main.rs:49:5
Dec 11 09:07:34.262 INFO [stderr]    |
Dec 11 09:07:34.262 INFO [stderr] 49 |     highpass_file.create(input_path.to_str().unwrap());
Dec 11 09:07:34.262 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:07:34.262 INFO [stderr]    |
Dec 11 09:07:34.262 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 09:07:34.262 INFO [stderr] 
Dec 11 09:07:34.331 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 09:07:34.331 INFO [stderr]   --> src/temp.rs:37:9
Dec 11 09:07:34.331 INFO [stderr]    |
Dec 11 09:07:34.331 INFO [stderr] 37 |         remove_file(self.path.as_str());
Dec 11 09:07:34.331 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:07:34.331 INFO [stderr]    |
Dec 11 09:07:34.331 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 09:07:34.331 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 09:07:34.331 INFO [stderr] 
Dec 11 09:07:34.331 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 09:07:34.331 INFO [stderr]   --> src/main.rs:48:5
Dec 11 09:07:34.331 INFO [stderr]    |
Dec 11 09:07:34.331 INFO [stderr] 48 |     lowpass_file.create(input_path.to_str().unwrap());
Dec 11 09:07:34.331 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:07:34.331 INFO [stderr]    |
Dec 11 09:07:34.331 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 09:07:34.331 INFO [stderr] 
Dec 11 09:07:34.331 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 09:07:34.331 INFO [stderr]   --> src/main.rs:49:5
Dec 11 09:07:34.331 INFO [stderr]    |
Dec 11 09:07:34.331 INFO [stderr] 49 |     highpass_file.create(input_path.to_str().unwrap());
Dec 11 09:07:34.331 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 09:07:34.331 INFO [stderr]    |
Dec 11 09:07:34.331 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 09:07:34.331 INFO [stderr] 
Dec 11 09:07:34.360 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.34s
Dec 11 09:07:34.372 INFO [stderr] su: No module specific data is present
Dec 11 09:07:35.107 INFO running `"docker" "inspect" "d9b05226988410581230dc27002a96429407b4282ec1e198dbe64187b90939dd"`
Dec 11 09:07:35.413 INFO running `"docker" "rm" "-f" "d9b05226988410581230dc27002a96429407b4282ec1e198dbe64187b90939dd"`
Dec 11 09:07:35.627 INFO [stdout] d9b05226988410581230dc27002a96429407b4282ec1e198dbe64187b90939dd