[INFO] cloning repository https://github.com/der-On/Children-Audio-Library
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/der-On/Children-Audio-Library" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fder-On%2FChildren-Audio-Library", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fder-On%2FChildren-Audio-Library'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be34d5167f86fb1566dc87aa14138e812cbf3a09
[INFO] checking der-On/Children-Audio-Library against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fder-On%2FChildren-Audio-Library" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/der-On/Children-Audio-Library
[INFO] finished tweaking git repo https://github.com/der-On/Children-Audio-Library
[INFO] tweaked toml for git repo https://github.com/der-On/Children-Audio-Library written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/der-On/Children-Audio-Library on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/der-On/Children-Audio-Library 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] warning: unused manifest key: target.armv7-unknown-linux-gnueabihf.linker
[INFO] [stderr]     Updating git repository `https://github.com/MightyPork/faccess.git`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0edd13a8542f1b38a1b516acb63297e319c31b26bf9fdf0abc4ac4023c107069
[INFO] running `Command { std: "docker" "start" "-a" "0edd13a8542f1b38a1b516acb63297e319c31b26bf9fdf0abc4ac4023c107069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0edd13a8542f1b38a1b516acb63297e319c31b26bf9fdf0abc4ac4023c107069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0edd13a8542f1b38a1b516acb63297e319c31b26bf9fdf0abc4ac4023c107069", kill_on_drop: false }`
[INFO] [stdout] 0edd13a8542f1b38a1b516acb63297e319c31b26bf9fdf0abc4ac4023c107069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6c445ed212d61b44fae5d56ce4f583d6b37fbb44a5e7031babc0690b59a10fa
[INFO] running `Command { std: "docker" "start" "-a" "d6c445ed212d61b44fae5d56ce4f583d6b37fbb44a5e7031babc0690b59a10fa", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] warning: unused manifest key: target.armv7-unknown-linux-gnueabihf.linker
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[INFO] [stderr]     Checking children-audio-library v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `file_size` is never used
[INFO] [stdout]    --> src/library.rs:188:4
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn file_size(_file: &File) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `updatedAt` should have a snake case name
[INFO] [stdout]   --> src/library.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub updatedAt: String,
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `updated_at`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `createdAt` should have a snake case name
[INFO] [stdout]   --> src/library.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     createdAt: String,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `created_at`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/library.rs:201:63
[INFO] [stdout]     |
[INFO] [stdout] 201 |     audio_files.retain(|ref file| is_audio_file(Path::new(file.clone().as_str())));
[INFO] [stdout]     |                                                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/library.rs:203:63
[INFO] [stdout]     |
[INFO] [stdout] 203 |     image_files.retain(|ref file| is_image_file(Path::new(file.clone().as_str())));
[INFO] [stdout]     |                                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/library.rs:205:63
[INFO] [stdout]     |
[INFO] [stdout] 205 |     video_files.retain(|ref file| is_video_file(Path::new(file.clone().as_str())));
[INFO] [stdout]     |                                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/library.rs:207:67
[INFO] [stdout]     |
[INFO] [stdout] 207 |     podcast_files.retain(|ref file| is_podcast_file(Path::new(file.clone().as_str())));
[INFO] [stdout]     |                                                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `file_size` is never used
[INFO] [stdout]    --> src/library.rs:188:4
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn file_size(_file: &File) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `updatedAt` should have a snake case name
[INFO] [stdout]   --> src/library.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub updatedAt: String,
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `updated_at`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `createdAt` should have a snake case name
[INFO] [stdout]   --> src/library.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     createdAt: String,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `created_at`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/library.rs:201:63
[INFO] [stdout]     |
[INFO] [stdout] 201 |     audio_files.retain(|ref file| is_audio_file(Path::new(file.clone().as_str())));
[INFO] [stdout]     |                                                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/library.rs:203:63
[INFO] [stdout]     |
[INFO] [stdout] 203 |     image_files.retain(|ref file| is_image_file(Path::new(file.clone().as_str())));
[INFO] [stdout]     |                                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/library.rs:205:63
[INFO] [stdout]     |
[INFO] [stdout] 205 |     video_files.retain(|ref file| is_video_file(Path::new(file.clone().as_str())));
[INFO] [stdout]     |                                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/library.rs:207:67
[INFO] [stdout]     |
[INFO] [stdout] 207 |     podcast_files.retain(|ref file| is_podcast_file(Path::new(file.clone().as_str())));
[INFO] [stdout]     |                                                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/bin/cli.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/bin/cli.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 |         0...1 => "help".to_owned(),
[INFO] [stdout]    |          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/cli.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     serde_json::to_writer_pretty(file, &_library);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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] 17 |     let _ = serde_json::to_writer_pretty(file, &_library);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/bin/cli.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/bin/cli.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 |         0...1 => "help".to_owned(),
[INFO] [stdout]    |          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/cli.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     serde_json::to_writer_pretty(file, &_library);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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] 17 |     let _ = serde_json::to_writer_pretty(file, &_library);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.30s
[INFO] running `Command { std: "docker" "inspect" "d6c445ed212d61b44fae5d56ce4f583d6b37fbb44a5e7031babc0690b59a10fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6c445ed212d61b44fae5d56ce4f583d6b37fbb44a5e7031babc0690b59a10fa", kill_on_drop: false }`
[INFO] [stdout] d6c445ed212d61b44fae5d56ce4f583d6b37fbb44a5e7031babc0690b59a10fa
