Dec 06 16:00:29.160 INFO testing AlexKhomich/skype_audio_fix against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 16:00:29.160 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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 06 16:00:29.442 INFO [stdout] 2dceba784a35d092cfcee29d5936382893bd8a32e8a5fd9b4a6a28478dc41a29
Dec 06 16:00:29.448 INFO running `"docker" "start" "-a" "2dceba784a35d092cfcee29d5936382893bd8a32e8a5fd9b4a6a28478dc41a29"`
Dec 06 16:00:30.206 INFO [stderr] usermod: no changes
Dec 06 16:00:30.245 INFO [stderr]    Compiling skype_audio_fix v0.1.0 (/source)
Dec 06 16:00:30.656 INFO [stderr] warning: unused variable: `filename_test`
Dec 06 16:00:30.656 INFO [stderr]  --> src/main.rs:9:9
Dec 06 16:00:30.656 INFO [stderr]   |
Dec 06 16:00:30.656 INFO [stderr] 9 |     let filename_test = "/mnt/dev/test.txt";
Dec 06 16:00:30.656 INFO [stderr]   |         ^^^^^^^^^^^^^ help: consider using `_filename_test` instead
Dec 06 16:00:30.656 INFO [stderr]   |
Dec 06 16:00:30.656 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 06 16:00:30.656 INFO [stderr] 
Dec 06 16:00:30.656 INFO [stderr] warning: value assigned to `buffer` is never read
Dec 06 16:00:30.656 INFO [stderr]   --> src/main.rs:23:21
Dec 06 16:00:30.656 INFO [stderr]    |
Dec 06 16:00:30.656 INFO [stderr] 23 |             let mut buffer: String = String::new();
Dec 06 16:00:30.656 INFO [stderr]    |                     ^^^^^^
Dec 06 16:00:30.656 INFO [stderr]    |
Dec 06 16:00:30.656 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 06 16:00:30.656 INFO [stderr] 
Dec 06 16:00:30.668 INFO [stderr] warning: variable does not need to be mutable
Dec 06 16:00:30.668 INFO [stderr]   --> src/main.rs:20:13
Dec 06 16:00:30.668 INFO [stderr]    |
Dec 06 16:00:30.668 INFO [stderr] 20 |         let mut reader = BufReader::new(file_source);
Dec 06 16:00:30.668 INFO [stderr]    |             ----^^^^^^
Dec 06 16:00:30.668 INFO [stderr]    |             |
Dec 06 16:00:30.668 INFO [stderr]    |             help: remove this `mut`
Dec 06 16:00:30.668 INFO [stderr]    |
Dec 06 16:00:30.668 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 16:00:30.668 INFO [stderr] 
Dec 06 16:00:30.669 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 16:00:30.669 INFO [stderr]   --> src/main.rs:39:17
Dec 06 16:00:30.670 INFO [stderr]    |
Dec 06 16:00:30.670 INFO [stderr] 39 |                 writer.write(replaced.as_bytes());
Dec 06 16:00:30.670 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 16:00:30.670 INFO [stderr]    |
Dec 06 16:00:30.670 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 16:00:30.670 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 16:00:30.671 INFO [stderr] 
Dec 06 16:00:30.671 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 16:00:30.671 INFO [stderr]   --> src/main.rs:40:17
Dec 06 16:00:30.671 INFO [stderr]    |
Dec 06 16:00:30.671 INFO [stderr] 40 |                 writer.write(new_line.as_bytes());
Dec 06 16:00:30.671 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 16:00:30.672 INFO [stderr]    |
Dec 06 16:00:30.672 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 16:00:30.672 INFO [stderr] 
Dec 06 16:00:30.672 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 16:00:30.672 INFO [stderr]   --> src/main.rs:43:17
Dec 06 16:00:30.672 INFO [stderr]    |
Dec 06 16:00:30.673 INFO [stderr] 43 |                 writer.write(item.as_bytes());
Dec 06 16:00:30.673 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 16:00:30.673 INFO [stderr]    |
Dec 06 16:00:30.673 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 16:00:30.673 INFO [stderr] 
Dec 06 16:00:30.673 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 16:00:30.674 INFO [stderr]   --> src/main.rs:44:17
Dec 06 16:00:30.674 INFO [stderr]    |
Dec 06 16:00:30.674 INFO [stderr] 44 |                 writer.write(new_line.as_bytes());
Dec 06 16:00:30.674 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 16:00:30.674 INFO [stderr]    |
Dec 06 16:00:30.674 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 16:00:30.674 INFO [stderr] 
Dec 06 16:00:31.146 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 06 16:00:31.152 INFO [stderr] su: No module specific data is present
Dec 06 16:00:31.608 INFO running `"docker" "inspect" "2dceba784a35d092cfcee29d5936382893bd8a32e8a5fd9b4a6a28478dc41a29"`
Dec 06 16:00:31.817 INFO running `"docker" "rm" "-f" "2dceba784a35d092cfcee29d5936382893bd8a32e8a5fd9b4a6a28478dc41a29"`
Dec 06 16:00:31.945 INFO [stdout] 2dceba784a35d092cfcee29d5936382893bd8a32e8a5fd9b4a6a28478dc41a29
Dec 06 16:00:31.947 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 06 16:00:32.227 INFO [stdout] 177af5247f69b921df74db1393647d8aeacdd21db6100cc9a67b5a35b35f25ed
Dec 06 16:00:32.229 INFO running `"docker" "start" "-a" "177af5247f69b921df74db1393647d8aeacdd21db6100cc9a67b5a35b35f25ed"`
Dec 06 16:00:32.778 INFO [stderr] usermod: no changes
Dec 06 16:00:32.832 INFO [stderr]    Compiling skype_audio_fix v0.1.0 (/source)
Dec 06 16:00:33.320 INFO [stderr] warning: unused variable: `filename_test`
Dec 06 16:00:33.320 INFO [stderr]  --> src/main.rs:9:9
Dec 06 16:00:33.320 INFO [stderr]   |
Dec 06 16:00:33.320 INFO [stderr] 9 |     let filename_test = "/mnt/dev/test.txt";
Dec 06 16:00:33.320 INFO [stderr]   |         ^^^^^^^^^^^^^ help: consider using `_filename_test` instead
Dec 06 16:00:33.320 INFO [stderr]   |
Dec 06 16:00:33.328 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 06 16:00:33.328 INFO [stderr] 
Dec 06 16:00:33.328 INFO [stderr] warning: value assigned to `buffer` is never read
Dec 06 16:00:33.328 INFO [stderr]   --> src/main.rs:23:21
Dec 06 16:00:33.328 INFO [stderr]    |
Dec 06 16:00:33.328 INFO [stderr] 23 |             let mut buffer: String = String::new();
Dec 06 16:00:33.328 INFO [stderr]    |                     ^^^^^^
Dec 06 16:00:33.328 INFO [stderr]    |
Dec 06 16:00:33.328 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 06 16:00:33.328 INFO [stderr] 
Dec 06 16:00:33.336 INFO [stderr] warning: variable does not need to be mutable
Dec 06 16:00:33.336 INFO [stderr]   --> src/main.rs:20:13
Dec 06 16:00:33.336 INFO [stderr]    |
Dec 06 16:00:33.336 INFO [stderr] 20 |         let mut reader = BufReader::new(file_source);
Dec 06 16:00:33.336 INFO [stderr]    |             ----^^^^^^
Dec 06 16:00:33.336 INFO [stderr]    |             |
Dec 06 16:00:33.336 INFO [stderr]    |             help: remove this `mut`
Dec 06 16:00:33.336 INFO [stderr]    |
Dec 06 16:00:33.336 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 16:00:33.336 INFO [stderr] 
Dec 06 16:00:33.344 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 16:00:33.344 INFO [stderr]   --> src/main.rs:39:17
Dec 06 16:00:33.344 INFO [stderr]    |
Dec 06 16:00:33.344 INFO [stderr] 39 |                 writer.write(replaced.as_bytes());
Dec 06 16:00:33.344 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 16:00:33.344 INFO [stderr]    |
Dec 06 16:00:33.344 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 16:00:33.344 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 16:00:33.344 INFO [stderr] 
Dec 06 16:00:33.344 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 16:00:33.344 INFO [stderr]   --> src/main.rs:40:17
Dec 06 16:00:33.344 INFO [stderr]    |
Dec 06 16:00:33.344 INFO [stderr] 40 |                 writer.write(new_line.as_bytes());
Dec 06 16:00:33.344 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 16:00:33.344 INFO [stderr]    |
Dec 06 16:00:33.344 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 16:00:33.344 INFO [stderr] 
Dec 06 16:00:33.344 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 16:00:33.345 INFO [stderr]   --> src/main.rs:43:17
Dec 06 16:00:33.345 INFO [stderr]    |
Dec 06 16:00:33.345 INFO [stderr] 43 |                 writer.write(item.as_bytes());
Dec 06 16:00:33.345 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 16:00:33.345 INFO [stderr]    |
Dec 06 16:00:33.345 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 16:00:33.345 INFO [stderr] 
Dec 06 16:00:33.345 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 16:00:33.345 INFO [stderr]   --> src/main.rs:44:17
Dec 06 16:00:33.345 INFO [stderr]    |
Dec 06 16:00:33.345 INFO [stderr] 44 |                 writer.write(new_line.as_bytes());
Dec 06 16:00:33.345 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 16:00:33.345 INFO [stderr]    |
Dec 06 16:00:33.345 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 16:00:33.345 INFO [stderr] 
Dec 06 16:00:33.584 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Dec 06 16:00:33.584 INFO [stderr] su: No module specific data is present
Dec 06 16:00:34.068 INFO running `"docker" "inspect" "177af5247f69b921df74db1393647d8aeacdd21db6100cc9a67b5a35b35f25ed"`
Dec 06 16:00:34.330 INFO running `"docker" "rm" "-f" "177af5247f69b921df74db1393647d8aeacdd21db6100cc9a67b5a35b35f25ed"`
Dec 06 16:00:34.537 INFO [stdout] 177af5247f69b921df74db1393647d8aeacdd21db6100cc9a67b5a35b35f25ed
Dec 06 16:00:34.539 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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 06 16:00:34.725 INFO [stdout] 7cfb04459c89cb6b75a597c92095235f584dbe790463464862d0d0a087096ed9
Dec 06 16:00:34.728 INFO running `"docker" "start" "-a" "7cfb04459c89cb6b75a597c92095235f584dbe790463464862d0d0a087096ed9"`
Dec 06 16:00:35.136 INFO [stderr] usermod: no changes
Dec 06 16:00:35.166 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 16:00:35.167 INFO [stderr]      Running /target/debug/deps/skype_audio_fix-99c1944c503a3510
Dec 06 16:00:35.168 INFO [stdout] 
Dec 06 16:00:35.168 INFO [stdout] running 0 tests
Dec 06 16:00:35.168 INFO [stdout] 
Dec 06 16:00:35.168 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 16:00:35.168 INFO [stdout] 
Dec 06 16:00:35.170 INFO [stderr] su: No module specific data is present
Dec 06 16:00:35.413 INFO running `"docker" "inspect" "7cfb04459c89cb6b75a597c92095235f584dbe790463464862d0d0a087096ed9"`
Dec 06 16:00:35.481 INFO running `"docker" "rm" "-f" "7cfb04459c89cb6b75a597c92095235f584dbe790463464862d0d0a087096ed9"`
Dec 06 16:00:35.583 INFO [stdout] 7cfb04459c89cb6b75a597c92095235f584dbe790463464862d0d0a087096ed9