Dec 14 12:03:18.564 INFO testing Axect/Music_Tournament against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 12:03:18.564 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 12:03:19.103 INFO [stdout] c6db527fd79096a661ac373a90b9980836d59ede4866131f5860129913af71c2
Dec 14 12:03:19.105 INFO running `"docker" "start" "-a" "c6db527fd79096a661ac373a90b9980836d59ede4866131f5860129913af71c2"`
Dec 14 12:03:20.143 INFO [stderr] usermod: no changes
Dec 14 12:03:20.211 INFO [stderr]    Compiling Music_Tournament v0.1.0 (/source)
Dec 14 12:03:21.022 INFO [stderr] warning: unused import: `std::env`
Dec 14 12:03:21.022 INFO [stderr]  --> src/main.rs:3:5
Dec 14 12:03:21.022 INFO [stderr]   |
Dec 14 12:03:21.022 INFO [stderr] 3 | use std::env;
Dec 14 12:03:21.022 INFO [stderr]   |     ^^^^^^^^
Dec 14 12:03:21.022 INFO [stderr]   |
Dec 14 12:03:21.022 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 12:03:21.022 INFO [stderr] 
Dec 14 12:03:21.022 INFO [stderr] warning: unused import: `DirEntry`
Dec 14 12:03:21.022 INFO [stderr]  --> src/main.rs:7:21
Dec 14 12:03:21.022 INFO [stderr]   |
Dec 14 12:03:21.022 INFO [stderr] 7 | use std::fs::{self, DirEntry, File};
Dec 14 12:03:21.022 INFO [stderr]   |                     ^^^^^^^^
Dec 14 12:03:21.022 INFO [stderr] 
Dec 14 12:03:21.171 INFO [stderr] warning: crate `Music_Tournament` should have a snake case name such as `music_tournament`
Dec 14 12:03:21.171 INFO [stderr]   |
Dec 14 12:03:21.171 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 14 12:03:21.171 INFO [stderr] 
Dec 14 12:03:21.171 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:03:21.171 INFO [stderr]   --> src/main.rs:33:9
Dec 14 12:03:21.171 INFO [stderr]    |
Dec 14 12:03:21.171 INFO [stderr] 33 |         write_mp3_list("save_0.txt", &result);
Dec 14 12:03:21.171 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 12:03:21.171 INFO [stderr]    |
Dec 14 12:03:21.171 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 12:03:21.171 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:03:21.171 INFO [stderr] 
Dec 14 12:03:21.171 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:03:21.171 INFO [stderr]   --> src/main.rs:99:13
Dec 14 12:03:21.171 INFO [stderr]    |
Dec 14 12:03:21.171 INFO [stderr] 99 |             write_mp3_list("temp_1.txt", &result2);
Dec 14 12:03:21.171 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 12:03:21.171 INFO [stderr]    |
Dec 14 12:03:21.171 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:03:21.171 INFO [stderr] 
Dec 14 12:03:21.175 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:03:21.175 INFO [stderr]    --> src/main.rs:101:13
Dec 14 12:03:21.175 INFO [stderr]     |
Dec 14 12:03:21.175 INFO [stderr] 101 |             write_mp3_list("log.txt", &vec![temp_write]);
Dec 14 12:03:21.175 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 12:03:21.175 INFO [stderr]     |
Dec 14 12:03:21.175 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:03:21.175 INFO [stderr] 
Dec 14 12:03:21.175 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:03:21.175 INFO [stderr]    --> src/main.rs:110:5
Dec 14 12:03:21.175 INFO [stderr]     |
Dec 14 12:03:21.175 INFO [stderr] 110 |     write_mp3_list("save_1.txt", &result2);
Dec 14 12:03:21.175 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 12:03:21.175 INFO [stderr]     |
Dec 14 12:03:21.175 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:03:21.175 INFO [stderr] 
Dec 14 12:03:22.089 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
Dec 14 12:03:22.089 INFO [stderr] su: No module specific data is present
Dec 14 12:03:22.875 INFO running `"docker" "inspect" "c6db527fd79096a661ac373a90b9980836d59ede4866131f5860129913af71c2"`
Dec 14 12:03:23.179 INFO running `"docker" "rm" "-f" "c6db527fd79096a661ac373a90b9980836d59ede4866131f5860129913af71c2"`
Dec 14 12:03:23.508 INFO [stdout] c6db527fd79096a661ac373a90b9980836d59ede4866131f5860129913af71c2
Dec 14 12:03:23.511 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 12:03:23.927 INFO [stdout] 5beacbc74d8b374511488853463577369403f59a01a5ebf2342373e5996a6957
Dec 14 12:03:23.928 INFO running `"docker" "start" "-a" "5beacbc74d8b374511488853463577369403f59a01a5ebf2342373e5996a6957"`
Dec 14 12:03:24.938 INFO [stderr] usermod: no changes
Dec 14 12:03:25.011 INFO [stderr]    Compiling Music_Tournament v0.1.0 (/source)
Dec 14 12:03:25.824 INFO [stderr] warning: unused import: `std::env`
Dec 14 12:03:25.824 INFO [stderr]  --> src/main.rs:3:5
Dec 14 12:03:25.824 INFO [stderr]   |
Dec 14 12:03:25.824 INFO [stderr] 3 | use std::env;
Dec 14 12:03:25.824 INFO [stderr]   |     ^^^^^^^^
Dec 14 12:03:25.824 INFO [stderr]   |
Dec 14 12:03:25.824 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 12:03:25.824 INFO [stderr] 
Dec 14 12:03:25.824 INFO [stderr] warning: unused import: `DirEntry`
Dec 14 12:03:25.824 INFO [stderr]  --> src/main.rs:7:21
Dec 14 12:03:25.824 INFO [stderr]   |
Dec 14 12:03:25.824 INFO [stderr] 7 | use std::fs::{self, DirEntry, File};
Dec 14 12:03:25.824 INFO [stderr]   |                     ^^^^^^^^
Dec 14 12:03:25.824 INFO [stderr] 
Dec 14 12:03:25.925 INFO [stderr] warning: crate `Music_Tournament` should have a snake case name such as `music_tournament`
Dec 14 12:03:25.925 INFO [stderr]   |
Dec 14 12:03:25.925 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 14 12:03:25.925 INFO [stderr] 
Dec 14 12:03:25.925 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:03:25.925 INFO [stderr]   --> src/main.rs:33:9
Dec 14 12:03:25.925 INFO [stderr]    |
Dec 14 12:03:25.925 INFO [stderr] 33 |         write_mp3_list("save_0.txt", &result);
Dec 14 12:03:25.925 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 12:03:25.925 INFO [stderr]    |
Dec 14 12:03:25.925 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 12:03:25.925 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:03:25.925 INFO [stderr] 
Dec 14 12:03:25.926 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:03:25.926 INFO [stderr]   --> src/main.rs:99:13
Dec 14 12:03:25.926 INFO [stderr]    |
Dec 14 12:03:25.926 INFO [stderr] 99 |             write_mp3_list("temp_1.txt", &result2);
Dec 14 12:03:25.926 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 12:03:25.926 INFO [stderr]    |
Dec 14 12:03:25.926 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:03:25.926 INFO [stderr] 
Dec 14 12:03:25.926 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:03:25.926 INFO [stderr]    --> src/main.rs:101:13
Dec 14 12:03:25.926 INFO [stderr]     |
Dec 14 12:03:25.926 INFO [stderr] 101 |             write_mp3_list("log.txt", &vec![temp_write]);
Dec 14 12:03:25.926 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 12:03:25.926 INFO [stderr]     |
Dec 14 12:03:25.926 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:03:25.926 INFO [stderr] 
Dec 14 12:03:25.926 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:03:25.926 INFO [stderr]    --> src/main.rs:110:5
Dec 14 12:03:25.926 INFO [stderr]     |
Dec 14 12:03:25.926 INFO [stderr] 110 |     write_mp3_list("save_1.txt", &result2);
Dec 14 12:03:25.926 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 12:03:25.926 INFO [stderr]     |
Dec 14 12:03:25.926 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:03:25.926 INFO [stderr] 
Dec 14 12:03:26.198 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Dec 14 12:03:26.199 INFO [stderr] su: No module specific data is present
Dec 14 12:03:26.460 INFO running `"docker" "inspect" "5beacbc74d8b374511488853463577369403f59a01a5ebf2342373e5996a6957"`
Dec 14 12:03:26.628 INFO running `"docker" "rm" "-f" "5beacbc74d8b374511488853463577369403f59a01a5ebf2342373e5996a6957"`
Dec 14 12:03:26.714 INFO [stdout] 5beacbc74d8b374511488853463577369403f59a01a5ebf2342373e5996a6957
Dec 14 12:03:26.716 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 12:03:26.979 INFO [stdout] 4b714719be5c9cb4cd89d9e59286629e94f974448200011f5eacf6390e54b1e9
Dec 14 12:03:26.984 INFO running `"docker" "start" "-a" "4b714719be5c9cb4cd89d9e59286629e94f974448200011f5eacf6390e54b1e9"`
Dec 14 12:03:27.514 INFO [stderr] usermod: no changes
Dec 14 12:03:27.594 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 14 12:03:27.595 INFO [stderr]      Running /target/debug/deps/Music_Tournament-65e767d80dd08911
Dec 14 12:03:27.639 INFO [stdout] 
Dec 14 12:03:27.639 INFO [stdout] running 0 tests
Dec 14 12:03:27.639 INFO [stdout] 
Dec 14 12:03:27.639 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 12:03:27.639 INFO [stdout] 
Dec 14 12:03:27.639 INFO [stderr] su: No module specific data is present
Dec 14 12:03:28.341 INFO running `"docker" "inspect" "4b714719be5c9cb4cd89d9e59286629e94f974448200011f5eacf6390e54b1e9"`
Dec 14 12:03:28.636 INFO running `"docker" "rm" "-f" "4b714719be5c9cb4cd89d9e59286629e94f974448200011f5eacf6390e54b1e9"`
Dec 14 12:03:28.997 INFO [stdout] 4b714719be5c9cb4cd89d9e59286629e94f974448200011f5eacf6390e54b1e9