[INFO] cloning repository https://github.com/112RG/metasonic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/112RG/metasonic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F112RG%2Fmetasonic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F112RG%2Fmetasonic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d71f6f36f317cdd06dcf0fe726720f450c184044
[INFO] building 112RG/metasonic against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F112RG%2Fmetasonic" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/112RG/metasonic on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/112RG/metasonic
[INFO] finished tweaking git repo https://github.com/112RG/metasonic
[INFO] tweaked toml for git repo https://github.com/112RG/metasonic written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/112RG/metasonic 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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a282023caca6d83ce82612851c3ea730ce6181e668c80103a7a5556aa5bcec0a
[INFO] running `Command { std: "docker" "start" "-a" "a282023caca6d83ce82612851c3ea730ce6181e668c80103a7a5556aa5bcec0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a282023caca6d83ce82612851c3ea730ce6181e668c80103a7a5556aa5bcec0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a282023caca6d83ce82612851c3ea730ce6181e668c80103a7a5556aa5bcec0a", kill_on_drop: false }`
[INFO] [stdout] a282023caca6d83ce82612851c3ea730ce6181e668c80103a7a5556aa5bcec0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fced177c111d344ffe2ef40e8195fef9ca1fdeda294c0744971591c57aa80ebc
[INFO] running `Command { std: "docker" "start" "-a" "fced177c111d344ffe2ef40e8195fef9ca1fdeda294c0744971591c57aa80ebc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling metaflac v0.2.5
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling regex v1.8.4
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling metasonic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FlacMeta`
[INFO] [stdout]  --> src/lib.rs:6:39
[INFO] [stdout]   |
[INFO] [stdout] 6 |     block::{process_block, BlockType, FlacMeta},
[INFO] [stdout]   |                                       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BE` and `ReadBytesExt`
[INFO] [stdout]  --> src/block/mod.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::{ReadBytesExt, BE};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `from_u8`
[INFO] [stdout]  --> src/block/mod.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{file::FlacError, from_u8};
[INFO] [stdout]   |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `path::PathBuf`
[INFO] [stdout]  --> src/block/mod.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |     io::{BufReader, Read},
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 6 |     path::PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/block/stream_info.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::file::FlacError`
[INFO] [stdout]  --> src/block/stream_info.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::file::FlacError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     loop {
[INFO] [stdout] 24 | |         log::debug!("{:?}", process_block(&mut reader));
[INFO] [stdout] 25 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 29 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/lib.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         n => BlockType::Reserved,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_u8` is never used
[INFO] [stdout]   --> src/lib.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn from_u8(n: u8) -> BlockType {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `skip_block` is never used
[INFO] [stdout]    --> src/block/mod.rs:119:15
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub(crate) fn skip_block(reader: &mut dyn Read, block_size: u32) -> Result<(), FlacError> {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `from_bytes` are never used
[INFO] [stdout]   --> src/block/vorbis_comment.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl VorbisComment {
[INFO] [stdout]    | ------------------ associated functions in this implementation
[INFO] [stdout] 13 |     /// Returns a new `VorbisComment` with an empty vendor string and no comments.
[INFO] [stdout] 14 |     pub fn new() -> VorbisComment {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn from_bytes(bytes: &[u8]) -> Result<VorbisComment, ()> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FileType`
[INFO] [stdout]  --> src/main.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fs::{File, FileType},
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `metasonic::file::valid_flac_marker`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use metasonic::file::valid_flac_marker;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `walkdir::WalkDir`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use walkdir::WalkDir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `skip_fail`
[INFO] [stdout]  --> src/main.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | macro_rules! skip_fail {
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let tag = metaflac::Tag::read_from_path("./test_assets/full_test.flac").unwrap();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.99s
[INFO] running `Command { std: "docker" "inspect" "fced177c111d344ffe2ef40e8195fef9ca1fdeda294c0744971591c57aa80ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fced177c111d344ffe2ef40e8195fef9ca1fdeda294c0744971591c57aa80ebc", kill_on_drop: false }`
[INFO] [stdout] fced177c111d344ffe2ef40e8195fef9ca1fdeda294c0744971591c57aa80ebc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f8d296222e2b2610ddd92ecb99f64227e68bb130609bc1c6e9eabc543afc3ad
[INFO] running `Command { std: "docker" "start" "-a" "1f8d296222e2b2610ddd92ecb99f64227e68bb130609bc1c6e9eabc543afc3ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling metasonic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FlacMeta`
[INFO] [stdout]  --> src/lib.rs:6:39
[INFO] [stdout]   |
[INFO] [stdout] 6 |     block::{process_block, BlockType, FlacMeta},
[INFO] [stdout]   |                                       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BE` and `ReadBytesExt`
[INFO] [stdout]  --> src/block/mod.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::{ReadBytesExt, BE};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `from_u8`
[INFO] [stdout]  --> src/block/mod.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{file::FlacError, from_u8};
[INFO] [stdout]   |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `path::PathBuf`
[INFO] [stdout]  --> src/block/mod.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |     io::{BufReader, Read},
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 6 |     path::PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/block/stream_info.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::file::FlacError`
[INFO] [stdout]  --> src/block/stream_info.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::file::FlacError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     loop {
[INFO] [stdout] 24 | |         log::debug!("{:?}", process_block(&mut reader));
[INFO] [stdout] 25 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 29 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/lib.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         n => BlockType::Reserved,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_u8` is never used
[INFO] [stdout]   --> src/lib.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn from_u8(n: u8) -> BlockType {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `skip_block` is never used
[INFO] [stdout]    --> src/block/mod.rs:119:15
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub(crate) fn skip_block(reader: &mut dyn Read, block_size: u32) -> Result<(), FlacError> {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `from_bytes` are never used
[INFO] [stdout]   --> src/block/vorbis_comment.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl VorbisComment {
[INFO] [stdout]    | ------------------ associated functions in this implementation
[INFO] [stdout] 13 |     /// Returns a new `VorbisComment` with an empty vendor string and no comments.
[INFO] [stdout] 14 |     pub fn new() -> VorbisComment {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn from_bytes(bytes: &[u8]) -> Result<VorbisComment, ()> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FileType`
[INFO] [stdout]  --> src/main.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fs::{File, FileType},
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `metasonic::file::valid_flac_marker`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use metasonic::file::valid_flac_marker;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `walkdir::WalkDir`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use walkdir::WalkDir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `skip_fail`
[INFO] [stdout]  --> src/main.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | macro_rules! skip_fail {
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let tag = metaflac::Tag::read_from_path("./test_assets/full_test.flac").unwrap();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FlacMeta`
[INFO] [stdout]  --> src/lib.rs:6:39
[INFO] [stdout]   |
[INFO] [stdout] 6 |     block::{process_block, BlockType, FlacMeta},
[INFO] [stdout]   |                                       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BE` and `ReadBytesExt`
[INFO] [stdout]  --> src/block/mod.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::{ReadBytesExt, BE};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `from_u8`
[INFO] [stdout]  --> src/block/mod.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{file::FlacError, from_u8};
[INFO] [stdout]   |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `path::PathBuf`
[INFO] [stdout]  --> src/block/mod.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |     io::{BufReader, Read},
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 6 |     path::PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/block/stream_info.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::file::FlacError`
[INFO] [stdout]  --> src/block/stream_info.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::file::FlacError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     loop {
[INFO] [stdout] 24 | |         log::debug!("{:?}", process_block(&mut reader));
[INFO] [stdout] 25 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 29 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/lib.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         n => BlockType::Reserved,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_u8` is never used
[INFO] [stdout]   --> src/lib.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn from_u8(n: u8) -> BlockType {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `skip_block` is never used
[INFO] [stdout]    --> src/block/mod.rs:119:15
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub(crate) fn skip_block(reader: &mut dyn Read, block_size: u32) -> Result<(), FlacError> {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `from_bytes` are never used
[INFO] [stdout]   --> src/block/vorbis_comment.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl VorbisComment {
[INFO] [stdout]    | ------------------ associated functions in this implementation
[INFO] [stdout] 13 |     /// Returns a new `VorbisComment` with an empty vendor string and no comments.
[INFO] [stdout] 14 |     pub fn new() -> VorbisComment {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn from_bytes(bytes: &[u8]) -> Result<VorbisComment, ()> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "1f8d296222e2b2610ddd92ecb99f64227e68bb130609bc1c6e9eabc543afc3ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f8d296222e2b2610ddd92ecb99f64227e68bb130609bc1c6e9eabc543afc3ad", kill_on_drop: false }`
[INFO] [stdout] 1f8d296222e2b2610ddd92ecb99f64227e68bb130609bc1c6e9eabc543afc3ad
