[INFO] cloning repository https://github.com/yaymukund/suzanne-metadata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yaymukund/suzanne-metadata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyaymukund%2Fsuzanne-metadata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyaymukund%2Fsuzanne-metadata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31d45826e106f14ca6d9e706e3d6ef7a3ced99bf
[INFO] testing yaymukund/suzanne-metadata against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyaymukund%2Fsuzanne-metadata" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yaymukund/suzanne-metadata
[INFO] finished tweaking git repo https://github.com/yaymukund/suzanne-metadata
[INFO] tweaked toml for git repo https://github.com/yaymukund/suzanne-metadata written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yaymukund/suzanne-metadata on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yaymukund/suzanne-metadata 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing yaymukund/suzanne-metadata against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyaymukund%2Fsuzanne-metadata" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yaymukund/suzanne-metadata
[INFO] finished tweaking git repo https://github.com/yaymukund/suzanne-metadata
[INFO] tweaked toml for git repo https://github.com/yaymukund/suzanne-metadata written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yaymukund/suzanne-metadata on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yaymukund/suzanne-metadata 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded number_prefix v0.3.0
[INFO] [stderr]   Downloaded filetime v0.2.10
[INFO] [stderr]   Downloaded serde_derive v1.0.112
[INFO] [stderr]   Downloaded backtrace v0.3.48
[INFO] [stderr]   Downloaded terminal_size v0.1.12
[INFO] [stderr]   Downloaded hermit-abi v0.1.14
[INFO] [stderr]   Downloaded console v0.11.3
[INFO] [stderr]   Downloaded addr2line v0.12.1
[INFO] [stderr]   Downloaded mp3-duration v0.1.9
[INFO] [stderr]   Downloaded syn v1.0.31
[INFO] [stderr]   Downloaded id3 v0.5.1
[INFO] [stderr]   Downloaded termios v0.3.2
[INFO] [stderr]   Downloaded serde v1.0.112
[INFO] [stderr]   Downloaded indicatif v0.14.0
[INFO] [stderr]   Downloaded serde_json v1.0.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 821cdae8dedc690a01fd40dd20f66a121130fe2ce1e775ad2b1f9cb1e6970b91
[INFO] running `Command { std: "docker" "start" "-a" "821cdae8dedc690a01fd40dd20f66a121130fe2ce1e775ad2b1f9cb1e6970b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "821cdae8dedc690a01fd40dd20f66a121130fe2ce1e775ad2b1f9cb1e6970b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "821cdae8dedc690a01fd40dd20f66a121130fe2ce1e775ad2b1f9cb1e6970b91", kill_on_drop: false }`
[INFO] [stdout] 821cdae8dedc690a01fd40dd20f66a121130fe2ce1e775ad2b1f9cb1e6970b91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c44d6d0cf3c25169fbfda8929473120038d658eea921dbb1f1f4366464f73a0
[INFO] running `Command { std: "docker" "start" "-a" "9c44d6d0cf3c25169fbfda8929473120038d658eea921dbb1f1f4366464f73a0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling object v0.19.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling terminal_size v0.1.12
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling id3 v0.5.1
[INFO] [stderr]    Compiling addr2line v0.12.1
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling console v0.11.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling indicatif v0.14.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling mp3-duration v0.1.9
[INFO] [stderr]    Compiling suzanne-metadata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/folder.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]   |                 ^--------
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 `Serialize` is not local
[INFO] [stdout]   |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Folder`
[INFO] [stdout] 8 | pub struct Folder {
[INFO] [stdout]   |            ------ `Folder` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/folder.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]   |                            ^----------
[INFO] [stdout]   |                            |
[INFO] [stdout]   |                            `Deserialize` is not local
[INFO] [stdout]   |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Folder`
[INFO] [stdout] 8 | pub struct Folder {
[INFO] [stdout]   |            ------ `Folder` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/music_library.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                 ^--------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Serialize` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_MusicLibrary`
[INFO] [stdout] 14 | pub struct MusicLibrary {
[INFO] [stdout]    |            ------------ `MusicLibrary` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/music_library.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                            ^----------
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            `Deserialize` is not local
[INFO] [stdout]    |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_MusicLibrary`
[INFO] [stdout] 14 | pub struct MusicLibrary {
[INFO] [stdout]    |            ------------ `MusicLibrary` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/track.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                 ^--------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Serialize` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Track`
[INFO] [stdout] 14 | pub struct Track {
[INFO] [stdout]    |            ----- `Track` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/track.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                            ^----------
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            `Deserialize` is not local
[INFO] [stdout]    |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Track`
[INFO] [stdout] 14 | pub struct Track {
[INFO] [stdout]    |            ----- `Track` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/track.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                 ^--------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Serialize` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_TrackMetadata`
[INFO] [stdout] 27 | pub struct TrackMetadata {
[INFO] [stdout]    |            ------------- `TrackMetadata` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/track.rs:26:28
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                            ^----------
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            `Deserialize` is not local
[INFO] [stdout]    |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_TrackMetadata`
[INFO] [stdout] 27 | pub struct TrackMetadata {
[INFO] [stdout]    |            ------------- `TrackMetadata` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.45s
[INFO] running `Command { std: "docker" "inspect" "9c44d6d0cf3c25169fbfda8929473120038d658eea921dbb1f1f4366464f73a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c44d6d0cf3c25169fbfda8929473120038d658eea921dbb1f1f4366464f73a0", kill_on_drop: false }`
[INFO] [stdout] 9c44d6d0cf3c25169fbfda8929473120038d658eea921dbb1f1f4366464f73a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feac426795fe5b7237ee1c08b6338e1aaa7e57aca9e81aef426c4a9085e73ceb
[INFO] running `Command { std: "docker" "start" "-a" "feac426795fe5b7237ee1c08b6338e1aaa7e57aca9e81aef426c4a9085e73ceb", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling suzanne-metadata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/folder.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]   |                 ^--------
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 `Serialize` is not local
[INFO] [stdout]   |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Folder`
[INFO] [stdout] 8 | pub struct Folder {
[INFO] [stdout]   |            ------ `Folder` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/folder.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]   |                            ^----------
[INFO] [stdout]   |                            |
[INFO] [stdout]   |                            `Deserialize` is not local
[INFO] [stdout]   |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Folder`
[INFO] [stdout] 8 | pub struct Folder {
[INFO] [stdout]   |            ------ `Folder` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/music_library.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                 ^--------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Serialize` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_MusicLibrary`
[INFO] [stdout] 14 | pub struct MusicLibrary {
[INFO] [stdout]    |            ------------ `MusicLibrary` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/music_library.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                            ^----------
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            `Deserialize` is not local
[INFO] [stdout]    |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_MusicLibrary`
[INFO] [stdout] 14 | pub struct MusicLibrary {
[INFO] [stdout]    |            ------------ `MusicLibrary` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/track.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                 ^--------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Serialize` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Track`
[INFO] [stdout] 14 | pub struct Track {
[INFO] [stdout]    |            ----- `Track` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/track.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                            ^----------
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            `Deserialize` is not local
[INFO] [stdout]    |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Track`
[INFO] [stdout] 14 | pub struct Track {
[INFO] [stdout]    |            ----- `Track` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/track.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                 ^--------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Serialize` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_TrackMetadata`
[INFO] [stdout] 27 | pub struct TrackMetadata {
[INFO] [stdout]    |            ------------- `TrackMetadata` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/track.rs:26:28
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                            ^----------
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            `Deserialize` is not local
[INFO] [stdout]    |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_TrackMetadata`
[INFO] [stdout] 27 | pub struct TrackMetadata {
[INFO] [stdout]    |            ------------- `TrackMetadata` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "feac426795fe5b7237ee1c08b6338e1aaa7e57aca9e81aef426c4a9085e73ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feac426795fe5b7237ee1c08b6338e1aaa7e57aca9e81aef426c4a9085e73ceb", kill_on_drop: false }`
[INFO] [stdout] feac426795fe5b7237ee1c08b6338e1aaa7e57aca9e81aef426c4a9085e73ceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f18126eee42c5e2e6298097f11d924c4c17cb006aa8539ab5a0df29f6a5a36f1
[INFO] running `Command { std: "docker" "start" "-a" "f18126eee42c5e2e6298097f11d924c4c17cb006aa8539ab5a0df29f6a5a36f1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]  --> src/folder.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stderr]   |                 ^--------
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 `Serialize` is not local
[INFO] [stderr]   |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Folder`
[INFO] [stderr] 8 | pub struct Folder {
[INFO] [stderr]   |            ------ `Folder` is not local
[INFO] [stderr]   |
[INFO] [stderr]   = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]   = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stderr]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stderr]   = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]  --> src/folder.rs:7:28
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stderr]   |                            ^----------
[INFO] [stderr]   |                            |
[INFO] [stderr]   |                            `Deserialize` is not local
[INFO] [stderr]   |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Folder`
[INFO] [stderr] 8 | pub struct Folder {
[INFO] [stderr]   |            ------ `Folder` is not local
[INFO] [stderr]   |
[INFO] [stderr]   = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]   = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stderr]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]   = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/music_library.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stderr]    |                 ^--------
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 `Serialize` is not local
[INFO] [stderr]    |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_MusicLibrary`
[INFO] [stderr] 14 | pub struct MusicLibrary {
[INFO] [stderr]    |            ------------ `MusicLibrary` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/music_library.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stderr]    |                            ^----------
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            `Deserialize` is not local
[INFO] [stderr]    |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_MusicLibrary`
[INFO] [stderr] 14 | pub struct MusicLibrary {
[INFO] [stderr]    |            ------------ `MusicLibrary` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/track.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stderr]    |                 ^--------
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 `Serialize` is not local
[INFO] [stderr]    |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Track`
[INFO] [stderr] 14 | pub struct Track {
[INFO] [stderr]    |            ----- `Track` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/track.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stderr]    |                            ^----------
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            `Deserialize` is not local
[INFO] [stderr]    |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Track`
[INFO] [stderr] 14 | pub struct Track {
[INFO] [stderr]    |            ----- `Track` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/track.rs:26:17
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stderr]    |                 ^--------
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 `Serialize` is not local
[INFO] [stderr]    |                 move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_TrackMetadata`
[INFO] [stderr] 27 | pub struct TrackMetadata {
[INFO] [stderr]    |            ------------- `TrackMetadata` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/track.rs:26:28
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stderr]    |                            ^----------
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            `Deserialize` is not local
[INFO] [stderr]    |                            move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_TrackMetadata`
[INFO] [stderr] 27 | pub struct TrackMetadata {
[INFO] [stderr]    |            ------------- `TrackMetadata` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `suzanne-metadata` (bin "suzanne-metadata" test) generated 8 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/suzanne_metadata-7dc87f3c99a0f7ce)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f18126eee42c5e2e6298097f11d924c4c17cb006aa8539ab5a0df29f6a5a36f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f18126eee42c5e2e6298097f11d924c4c17cb006aa8539ab5a0df29f6a5a36f1", kill_on_drop: false }`
[INFO] [stdout] f18126eee42c5e2e6298097f11d924c4c17cb006aa8539ab5a0df29f6a5a36f1
