[INFO] cloning repository https://github.com/JorgeDelAngel03/Playlist-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JorgeDelAngel03/Playlist-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorgeDelAngel03%2FPlaylist-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorgeDelAngel03%2FPlaylist-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d325b1c7d1b91b584ff84e88fa86af0fafb0e4db
[INFO] checking JorgeDelAngel03/Playlist-Rust against try#3a4cb0edb4040379c037e06efeb5409e44be7b77 for pr-146377
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorgeDelAngel03%2FPlaylist-Rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JorgeDelAngel03/Playlist-Rust
[INFO] finished tweaking git repo https://github.com/JorgeDelAngel03/Playlist-Rust
[INFO] tweaked toml for git repo https://github.com/JorgeDelAngel03/Playlist-Rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JorgeDelAngel03/Playlist-Rust on toolchain 3a4cb0edb4040379c037e06efeb5409e44be7b77
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JorgeDelAngel03/Playlist-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee5c99f1d2a829d6fd6e2f6c1bcaf8406923d80a593776b79e87f271eefc9cdc
[INFO] running `Command { std: "docker" "start" "-a" "ee5c99f1d2a829d6fd6e2f6c1bcaf8406923d80a593776b79e87f271eefc9cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee5c99f1d2a829d6fd6e2f6c1bcaf8406923d80a593776b79e87f271eefc9cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee5c99f1d2a829d6fd6e2f6c1bcaf8406923d80a593776b79e87f271eefc9cdc", kill_on_drop: false }`
[INFO] [stdout] ee5c99f1d2a829d6fd6e2f6c1bcaf8406923d80a593776b79e87f271eefc9cdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 665700b547ad0c49104e1ec0b3daf19d98de35f7f269c56a5605637417f933e2
[INFO] running `Command { std: "docker" "start" "-a" "665700b547ad0c49104e1ec0b3daf19d98de35f7f269c56a5605637417f933e2", kill_on_drop: false }`
[INFO] [stderr]     Checking playlist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `io::prelude`
[INFO] [stdout]  --> src/main.rs:2:66
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::RefCell, cmp::Ordering, fs::File, fs::OpenOptions, io, io::prelude::*, io::BufRead,
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::prelude`
[INFO] [stdout]  --> src/main.rs:2:66
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::RefCell, cmp::Ordering, fs::File, fs::OpenOptions, io, io::prelude::*, io::BufRead,
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `song`
[INFO] [stdout]    --> src/main.rs:354:17
[INFO] [stdout]     |
[INFO] [stdout] 354 |             for song in queue.iter() { //Mmm, realmente creo que este bloque ya no es necesario
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_song`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `son`
[INFO] [stdout]    --> src/main.rs:519:57
[INFO] [stdout]     |
[INFO] [stdout] 519 | ...                   for son in queue.iter() { //Si no se guardo, se itera sobre cada canción en la playlist y se desencola
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_son`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `song`
[INFO] [stdout]    --> src/main.rs:594:17
[INFO] [stdout]     |
[INFO] [stdout] 594 |             for song in queue.iter() { //Acá desencolamos todas las canciones
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_song`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `song`
[INFO] [stdout]    --> src/main.rs:354:17
[INFO] [stdout]     |
[INFO] [stdout] 354 |             for song in queue.iter() { //Mmm, realmente creo que este bloque ya no es necesario
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_song`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `son`
[INFO] [stdout]    --> src/main.rs:519:57
[INFO] [stdout]     |
[INFO] [stdout] 519 | ...                   for son in queue.iter() { //Si no se guardo, se itera sobre cada canción en la playlist y se desencola
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_son`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `song`
[INFO] [stdout]    --> src/main.rs:594:17
[INFO] [stdout]     |
[INFO] [stdout] 594 |             for song in queue.iter() { //Acá desencolamos todas las canciones
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_song`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `add_song` are never used
[INFO] [stdout]   --> src/main.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Playlist { //Implementación de la estructura playlist
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 42 |     fn new() -> Self { //Creación de una instancia de la estructura playlist
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn add_song(&mut self, song: Song) { //Función para añadir canciones
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `add_song` are never used
[INFO] [stdout]   --> src/main.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Playlist { //Implementación de la estructura playlist
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 42 |     fn new() -> Self { //Creación de una instancia de la estructura playlist
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn add_song(&mut self, song: Song) { //Función para añadir canciones
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::f64::<impl f64>::max` that must be used
[INFO] [stdout]    --> src/main.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |             year_similarity.max(0.0); //Nos aseguramos de que el valor no sea negativo
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this returns the result of the comparison, without modifying either input
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 170 |             let _ = year_similarity.max(0.0); //Nos aseguramos de que el valor no sea negativo
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::f64::<impl f64>::max` that must be used
[INFO] [stdout]    --> src/main.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |             year_similarity.max(0.0); //Nos aseguramos de que el valor no sea negativo
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this returns the result of the comparison, without modifying either input
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 170 |             let _ = year_similarity.max(0.0); //Nos aseguramos de que el valor no sea negativo
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:504:69
[INFO] [stdout]     |
[INFO] [stdout] 504 | ...                   write_in(content); //Aquí llamamos a la función para agregar la playlist al arhivo
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 504 |                                                                     let _ = write_in(content); //Aquí llamamos a la función para agregar la playlist al arhivo
[INFO] [stdout]     |                                                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:599:13
[INFO] [stdout]     |
[INFO] [stdout] 599 |             print_playlists(); //Llamada a la función para imprimir las playlist
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 599 |             let _ = print_playlists(); //Llamada a la función para imprimir las playlist
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:504:69
[INFO] [stdout]     |
[INFO] [stdout] 504 | ...                   write_in(content); //Aquí llamamos a la función para agregar la playlist al arhivo
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 504 |                                                                     let _ = write_in(content); //Aquí llamamos a la función para agregar la playlist al arhivo
[INFO] [stdout]     |                                                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:599:13
[INFO] [stdout]     |
[INFO] [stdout] 599 |             print_playlists(); //Llamada a la función para imprimir las playlist
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 599 |             let _ = print_playlists(); //Llamada a la función para imprimir las playlist
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "665700b547ad0c49104e1ec0b3daf19d98de35f7f269c56a5605637417f933e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "665700b547ad0c49104e1ec0b3daf19d98de35f7f269c56a5605637417f933e2", kill_on_drop: false }`
[INFO] [stdout] 665700b547ad0c49104e1ec0b3daf19d98de35f7f269c56a5605637417f933e2
