Oct 12 13:19:39.354 INFO checking sourcepirate/L-voice-changer against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 13:19:39.354 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 13:19:39.887 INFO blam! 2bf4ef2b7eb248a867e574954423a7b375801a645bc269ba9e28936953c7c30e
Oct 12 13:19:39.889 INFO running `"docker" "start" "-a" "2bf4ef2b7eb248a867e574954423a7b375801a645bc269ba9e28936953c7c30e"`
Oct 12 13:19:41.801 INFO kablam! usermod: no changes
Oct 12 13:19:41.946 INFO kablam!     Checking lvoice v0.1.0 (/source)
Oct 12 13:19:42.772 INFO kablam! warning: unused import: `File`
Oct 12 13:19:42.773 INFO kablam!  --> src/temp.rs:1:15
Oct 12 13:19:42.773 INFO kablam!   |
Oct 12 13:19:42.773 INFO kablam! 1 | use std::fs::{File, remove_file};
Oct 12 13:19:42.773 INFO kablam!   |               ^^^^
Oct 12 13:19:42.774 INFO kablam!   |
Oct 12 13:19:42.774 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 13:19:42.774 INFO kablam! 
Oct 12 13:19:42.796 INFO kablam! warning: unused import: `File`
Oct 12 13:19:42.797 INFO kablam!  --> src/temp.rs:1:15
Oct 12 13:19:42.797 INFO kablam!   |
Oct 12 13:19:42.797 INFO kablam! 1 | use std::fs::{File, remove_file};
Oct 12 13:19:42.797 INFO kablam!   |               ^^^^
Oct 12 13:19:42.798 INFO kablam!   |
Oct 12 13:19:42.798 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 13:19:42.798 INFO kablam! 
Oct 12 13:19:42.940 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 13:19:42.941 INFO kablam!   --> src/temp.rs:37:9
Oct 12 13:19:42.941 INFO kablam!    |
Oct 12 13:19:42.942 INFO kablam! 37 |         remove_file(self.path.as_str());
Oct 12 13:19:42.943 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:19:42.943 INFO kablam!    |
Oct 12 13:19:42.944 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 13:19:42.944 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 13:19:42.945 INFO kablam! 
Oct 12 13:19:42.947 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 13:19:42.947 INFO kablam!   --> src/main.rs:48:5
Oct 12 13:19:42.948 INFO kablam!    |
Oct 12 13:19:42.949 INFO kablam! 48 |     lowpass_file.create(input_path.to_str().unwrap());
Oct 12 13:19:42.949 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:19:42.950 INFO kablam!    |
Oct 12 13:19:42.950 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 13:19:42.951 INFO kablam! 
Oct 12 13:19:42.951 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 13:19:42.952 INFO kablam!   --> src/main.rs:49:5
Oct 12 13:19:42.952 INFO kablam!    |
Oct 12 13:19:42.953 INFO kablam! 49 |     highpass_file.create(input_path.to_str().unwrap());
Oct 12 13:19:42.953 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:19:42.954 INFO kablam!    |
Oct 12 13:19:42.955 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 13:19:42.955 INFO kablam! 
Oct 12 13:19:42.978 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 13:19:42.978 INFO kablam!   --> src/temp.rs:37:9
Oct 12 13:19:42.979 INFO kablam!    |
Oct 12 13:19:42.979 INFO kablam! 37 |         remove_file(self.path.as_str());
Oct 12 13:19:42.979 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:19:42.979 INFO kablam!    |
Oct 12 13:19:42.979 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 13:19:42.979 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 13:19:42.980 INFO kablam! 
Oct 12 13:19:42.981 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 13:19:42.981 INFO kablam!   --> src/main.rs:48:5
Oct 12 13:19:42.981 INFO kablam!    |
Oct 12 13:19:42.982 INFO kablam! 48 |     lowpass_file.create(input_path.to_str().unwrap());
Oct 12 13:19:42.982 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:19:42.982 INFO kablam!    |
Oct 12 13:19:42.983 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 13:19:42.983 INFO kablam! 
Oct 12 13:19:42.983 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 13:19:42.983 INFO kablam!   --> src/main.rs:49:5
Oct 12 13:19:42.983 INFO kablam!    |
Oct 12 13:19:42.983 INFO kablam! 49 |     highpass_file.create(input_path.to_str().unwrap());
Oct 12 13:19:42.983 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 13:19:42.983 INFO kablam!    |
Oct 12 13:19:42.983 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 13:19:42.983 INFO kablam! 
Oct 12 13:19:43.028 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
Oct 12 13:19:43.034 INFO kablam! su: No module specific data is present
Oct 12 13:19:44.396 INFO running `"docker" "rm" "-f" "2bf4ef2b7eb248a867e574954423a7b375801a645bc269ba9e28936953c7c30e"`
Oct 12 13:19:44.777 INFO blam! 2bf4ef2b7eb248a867e574954423a7b375801a645bc269ba9e28936953c7c30e