[INFO] fetching crate objrs_macros 0.0.2...
[INFO] checking objrs_macros-0.0.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate objrs_macros 0.0.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate objrs_macros 0.0.2
[INFO] finished tweaking crates.io crate objrs_macros 0.0.2
[INFO] tweaked toml for crates.io crate objrs_macros 0.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate objrs_macros 0.0.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (available: v1.0.101)
[INFO] [stderr]       Adding quote v0.6.13 (available: v1.0.40)
[INFO] [stderr]       Adding syn v0.15.44 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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] 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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7de20c1edff589637b9ee299b101ba2b858a2e487519c9ecba5bd67a5cf7661
[INFO] running `Command { std: "docker" "start" "-a" "e7de20c1edff589637b9ee299b101ba2b858a2e487519c9ecba5bd67a5cf7661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7de20c1edff589637b9ee299b101ba2b858a2e487519c9ecba5bd67a5cf7661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7de20c1edff589637b9ee299b101ba2b858a2e487519c9ecba5bd67a5cf7661", kill_on_drop: false }`
[INFO] [stdout] e7de20c1edff589637b9ee299b101ba2b858a2e487519c9ecba5bd67a5cf7661
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28e5be6074f59d2868439baf121414101220c6ef31ce4a5b1382b880310f1742
[INFO] running `Command { std: "docker" "start" "-a" "28e5be6074f59d2868439baf121414101220c6ef31ce4a5b1382b880310f1742", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking objrs_macros v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:346:7
[INFO] [stdout]     |
[INFO] [stdout] 346 | #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:351:11
[INFO] [stdout]     |
[INFO] [stdout] 351 | #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:356:7
[INFO] [stdout]     |
[INFO] [stdout] 356 | #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:362:11
[INFO] [stdout]     |
[INFO] [stdout] 362 | #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:394:9
[INFO] [stdout]     |
[INFO] [stdout] 394 |   #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:401:13
[INFO] [stdout]     |
[INFO] [stdout] 401 |   #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:410:9
[INFO] [stdout]     |
[INFO] [stdout] 410 |   #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:417:13
[INFO] [stdout]     |
[INFO] [stdout] 417 |   #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:426:9
[INFO] [stdout]     |
[INFO] [stdout] 426 |   #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:433:13
[INFO] [stdout]     |
[INFO] [stdout] 433 |   #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:442:9
[INFO] [stdout]     |
[INFO] [stdout] 442 |   #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:451:13
[INFO] [stdout]     |
[INFO] [stdout] 451 |   #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/gensym.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 |   let mut buf = unsafe { core::mem::uninitialized() };
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/selector.rs:361:12
[INFO] [stdout]     |
[INFO] [stdout] 361 |   inline: &ToTokens,
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 361 |   inline: &dyn ToTokens,
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/class.rs:87:3
[INFO] [stdout]    |
[INFO] [stdout] 87 |   fn parse(input: ParseStream) -> syn::parse::Result<Self> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Value` will fail
[INFO] [stdout]   --> src/class.rs:91:23
[INFO] [stdout]    |
[INFO] [stdout] 91 |     kv.parse::<class, _>()?;
[INFO] [stdout]    |                       ^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 91 -     kv.parse::<class, _>()?;
[INFO] [stdout] 91 +     kv.parse::<class, ()>()?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class.rs:273:39
[INFO] [stdout]     |
[INFO] [stdout] 273 |   let mut generic_idents: Punctuated<&ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 273 |   let mut generic_idents: Punctuated<&dyn ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/class_impl.rs:45:3
[INFO] [stdout]    |
[INFO] [stdout] 45 |   fn parse(input: ParseStream) -> syn::parse::Result<Self> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Value` will fail
[INFO] [stdout]   --> src/class_impl.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |     kv.parse::<Impl, _>()?;
[INFO] [stdout]    |                      ^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 50 -     kv.parse::<Impl, _>()?;
[INFO] [stdout] 50 +     kv.parse::<Impl, ()>()?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/ivar.rs:48:3
[INFO] [stdout]    |
[INFO] [stdout] 48 |   fn parse(input: ParseStream) -> syn::parse::Result<Self> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Value` will fail
[INFO] [stdout]   --> src/ivar.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     kv.parse::<ivar, _>()?;
[INFO] [stdout]    |                      ^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 52 -     kv.parse::<ivar, _>()?;
[INFO] [stdout] 52 +     kv.parse::<ivar, ()>()?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/protocol.rs:39:3
[INFO] [stdout]    |
[INFO] [stdout] 39 |   fn parse(input: ParseStream) -> syn::parse::Result<Self> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Value` will fail
[INFO] [stdout]   --> src/protocol.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |     kv.parse::<protocol, _>()?;
[INFO] [stdout]    |                          ^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 43 -     kv.parse::<protocol, _>()?;
[INFO] [stdout] 43 +     kv.parse::<protocol, ()>()?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/protocol.rs:309:39
[INFO] [stdout]     |
[INFO] [stdout] 309 |   let mut generic_idents: Punctuated<&ToTokens, syn::token::Comma> = Punctuated::new();
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 309 |   let mut generic_idents: Punctuated<&dyn ToTokens, syn::token::Comma> = Punctuated::new();
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:346:7
[INFO] [stdout]     |
[INFO] [stdout] 346 | #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:351:11
[INFO] [stdout]     |
[INFO] [stdout] 351 | #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:356:7
[INFO] [stdout]     |
[INFO] [stdout] 356 | #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:362:11
[INFO] [stdout]     |
[INFO] [stdout] 362 | #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:394:9
[INFO] [stdout]     |
[INFO] [stdout] 394 |   #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:401:13
[INFO] [stdout]     |
[INFO] [stdout] 401 |   #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:410:9
[INFO] [stdout]     |
[INFO] [stdout] 410 |   #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:417:13
[INFO] [stdout]     |
[INFO] [stdout] 417 |   #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:426:9
[INFO] [stdout]     |
[INFO] [stdout] 426 |   #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:433:13
[INFO] [stdout]     |
[INFO] [stdout] 433 |   #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:442:9
[INFO] [stdout]     |
[INFO] [stdout] 442 |   #[cfg(procmacro2_semver_exempt)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `procmacro2_semver_exempt`
[INFO] [stdout]    --> src/util.rs:451:13
[INFO] [stdout]     |
[INFO] [stdout] 451 |   #[cfg(not(procmacro2_semver_exempt))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(procmacro2_semver_exempt)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(procmacro2_semver_exempt)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/selector.rs:717:33
[INFO] [stdout]     |
[INFO] [stdout] 717 |   let mut generics: Punctuated<&ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 717 |   let mut generics: Punctuated<&dyn ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/gensym.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 |   let mut buf = unsafe { core::mem::uninitialized() };
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/selector.rs:361:12
[INFO] [stdout]     |
[INFO] [stdout] 361 |   inline: &ToTokens,
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 361 |   inline: &dyn ToTokens,
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/class.rs:87:3
[INFO] [stdout]    |
[INFO] [stdout] 87 |   fn parse(input: ParseStream) -> syn::parse::Result<Self> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Value` will fail
[INFO] [stdout]   --> src/class.rs:91:23
[INFO] [stdout]    |
[INFO] [stdout] 91 |     kv.parse::<class, _>()?;
[INFO] [stdout]    |                       ^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 91 -     kv.parse::<class, _>()?;
[INFO] [stdout] 91 +     kv.parse::<class, ()>()?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class.rs:273:39
[INFO] [stdout]     |
[INFO] [stdout] 273 |   let mut generic_idents: Punctuated<&ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 273 |   let mut generic_idents: Punctuated<&dyn ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/class_impl.rs:45:3
[INFO] [stdout]    |
[INFO] [stdout] 45 |   fn parse(input: ParseStream) -> syn::parse::Result<Self> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Value` will fail
[INFO] [stdout]   --> src/class_impl.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |     kv.parse::<Impl, _>()?;
[INFO] [stdout]    |                      ^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 50 -     kv.parse::<Impl, _>()?;
[INFO] [stdout] 50 +     kv.parse::<Impl, ()>()?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/ivar.rs:48:3
[INFO] [stdout]    |
[INFO] [stdout] 48 |   fn parse(input: ParseStream) -> syn::parse::Result<Self> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Value` will fail
[INFO] [stdout]   --> src/ivar.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     kv.parse::<ivar, _>()?;
[INFO] [stdout]    |                      ^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 52 -     kv.parse::<ivar, _>()?;
[INFO] [stdout] 52 +     kv.parse::<ivar, ()>()?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/protocol.rs:39:3
[INFO] [stdout]    |
[INFO] [stdout] 39 |   fn parse(input: ParseStream) -> syn::parse::Result<Self> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Value` will fail
[INFO] [stdout]   --> src/protocol.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |     kv.parse::<protocol, _>()?;
[INFO] [stdout]    |                          ^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 43 -     kv.parse::<protocol, _>()?;
[INFO] [stdout] 43 +     kv.parse::<protocol, ()>()?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/protocol.rs:309:39
[INFO] [stdout]     |
[INFO] [stdout] 309 |   let mut generic_idents: Punctuated<&ToTokens, syn::token::Comma> = Punctuated::new();
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 309 |   let mut generic_idents: Punctuated<&dyn ToTokens, syn::token::Comma> = Punctuated::new();
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/selector.rs:717:33
[INFO] [stdout]     |
[INFO] [stdout] 717 |   let mut generics: Punctuated<&ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 717 |   let mut generics: Punctuated<&dyn ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |   ReadOnly(Span),
[INFO] [stdout]    |   -------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 19 -   ReadOnly(Span),
[INFO] [stdout] 19 +   ReadOnly(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |   ReadWrite(Span),
[INFO] [stdout]    |   --------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 20 -   ReadWrite(Span),
[INFO] [stdout] 20 +   ReadWrite(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |   Nullable(Span),
[INFO] [stdout]    |   -------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -   Nullable(Span),
[INFO] [stdout] 24 +   Nullable(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |   Nonnull(Span),
[INFO] [stdout]    |   ------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -   Nonnull(Span),
[INFO] [stdout] 25 +   Nonnull(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |   Unspecified(Span),
[INFO] [stdout]    |   ----------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 -   Unspecified(Span),
[INFO] [stdout] 26 +   Unspecified(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |   Weak(Span),
[INFO] [stdout]    |   ---- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 30 -   Weak(Span),
[INFO] [stdout] 30 +   Weak(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |   Strong(Span),
[INFO] [stdout]    |   ------ ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -   Strong(Span),
[INFO] [stdout] 31 +   Strong(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |   Atomic(Span),
[INFO] [stdout]    |   ------ ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 35 -   Atomic(Span),
[INFO] [stdout] 35 +   Atomic(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |   Nonatomic(Span),
[INFO] [stdout]    |   --------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 36 -   Nonatomic(Span),
[INFO] [stdout] 36 +   Nonatomic(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ty`, `nullability`, `weak_strong`, `atomicity`, `retain`, and `null_resettable` are never read
[INFO] [stdout]   --> src/property.rs:48:7
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct PropertyAttr {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 47 |   pub name: Ident,
[INFO] [stdout] 48 |   pub ty: Type,
[INFO] [stdout]    |       ^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |   pub nullability: Option<Nullability>,
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 52 |   pub weak_strong: Option<WeakStrong>,
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 53 |   pub atomicity: Option<Atomicity>,
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 54 |   pub retain: Option<Span>,
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 55 |   pub null_resettable: Option<Span>,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/protocol.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct ProtocolAttr {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 27 |   pub name: Option<LitStr>,
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `span_to_span2` is never used
[INFO] [stdout]    --> src/util.rs:376:4
[INFO] [stdout]     |
[INFO] [stdout] 376 | fn span_to_span2(span: proc_macro::Span) -> proc_macro2::Span {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SpanExt` is never used
[INFO] [stdout]    --> src/util.rs:389:11
[INFO] [stdout]     |
[INFO] [stdout] 389 | pub trait SpanExt {
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |   ReadOnly(Span),
[INFO] [stdout]    |   -------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 19 -   ReadOnly(Span),
[INFO] [stdout] 19 +   ReadOnly(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |   ReadWrite(Span),
[INFO] [stdout]    |   --------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 20 -   ReadWrite(Span),
[INFO] [stdout] 20 +   ReadWrite(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |   Nullable(Span),
[INFO] [stdout]    |   -------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -   Nullable(Span),
[INFO] [stdout] 24 +   Nullable(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |   Nonnull(Span),
[INFO] [stdout]    |   ------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -   Nonnull(Span),
[INFO] [stdout] 25 +   Nonnull(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |   Unspecified(Span),
[INFO] [stdout]    |   ----------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 -   Unspecified(Span),
[INFO] [stdout] 26 +   Unspecified(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |   Weak(Span),
[INFO] [stdout]    |   ---- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 30 -   Weak(Span),
[INFO] [stdout] 30 +   Weak(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |   Strong(Span),
[INFO] [stdout]    |   ------ ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -   Strong(Span),
[INFO] [stdout] 31 +   Strong(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |   Atomic(Span),
[INFO] [stdout]    |   ------ ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 35 -   Atomic(Span),
[INFO] [stdout] 35 +   Atomic(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/property.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |   Nonatomic(Span),
[INFO] [stdout]    |   --------- ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 36 -   Nonatomic(Span),
[INFO] [stdout] 36 +   Nonatomic(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ty`, `nullability`, `weak_strong`, `atomicity`, `retain`, and `null_resettable` are never read
[INFO] [stdout]   --> src/property.rs:48:7
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct PropertyAttr {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 47 |   pub name: Ident,
[INFO] [stdout] 48 |   pub ty: Type,
[INFO] [stdout]    |       ^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |   pub nullability: Option<Nullability>,
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 52 |   pub weak_strong: Option<WeakStrong>,
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 53 |   pub atomicity: Option<Atomicity>,
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 54 |   pub retain: Option<Span>,
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 55 |   pub null_resettable: Option<Span>,
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/protocol.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct ProtocolAttr {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 27 |   pub name: Option<LitStr>,
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `span_to_span2` is never used
[INFO] [stdout]    --> src/util.rs:376:4
[INFO] [stdout]     |
[INFO] [stdout] 376 | fn span_to_span2(span: proc_macro::Span) -> proc_macro2::Span {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SpanExt` is never used
[INFO] [stdout]    --> src/util.rs:389:11
[INFO] [stdout]     |
[INFO] [stdout] 389 | pub trait SpanExt {
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: objrs_macros v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "28e5be6074f59d2868439baf121414101220c6ef31ce4a5b1382b880310f1742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e5be6074f59d2868439baf121414101220c6ef31ce4a5b1382b880310f1742", kill_on_drop: false }`
[INFO] [stdout] 28e5be6074f59d2868439baf121414101220c6ef31ce4a5b1382b880310f1742