[INFO] cloning repository https://github.com/nikajia/flutter_rust_bridge_codegen-1.61.1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikajia/flutter_rust_bridge_codegen-1.61.1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikajia%2Fflutter_rust_bridge_codegen-1.61.1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikajia%2Fflutter_rust_bridge_codegen-1.61.1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f70c8325e5c823bb58ccfe1dd4aafeed56770db7
[INFO] checking nikajia/flutter_rust_bridge_codegen-1.61.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikajia%2Fflutter_rust_bridge_codegen-1.61.1" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nikajia/flutter_rust_bridge_codegen-1.61.1
[INFO] finished tweaking git repo https://github.com/nikajia/flutter_rust_bridge_codegen-1.61.1
[INFO] tweaked toml for git repo https://github.com/nikajia/flutter_rust_bridge_codegen-1.61.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nikajia/flutter_rust_bridge_codegen-1.61.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nikajia/flutter_rust_bridge_codegen-1.61.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39467e5ac64c90ba95ed510e7bf722044bf44820238fbf295b92361f41e536c3
[INFO] running `Command { std: "docker" "start" "-a" "39467e5ac64c90ba95ed510e7bf722044bf44820238fbf295b92361f41e536c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39467e5ac64c90ba95ed510e7bf722044bf44820238fbf295b92361f41e536c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39467e5ac64c90ba95ed510e7bf722044bf44820238fbf295b92361f41e536c3", kill_on_drop: false }`
[INFO] [stdout] 39467e5ac64c90ba95ed510e7bf722044bf44820238fbf295b92361f41e536c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26ae0250166027a15cc8df5fc1b27d7c6c99a8ec25a8f593f254a465f26cd338
[INFO] running `Command { std: "docker" "start" "-a" "26ae0250166027a15cc8df5fc1b27d7c6c99a8ec25a8f593f254a465f26cd338", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling camino v1.0.9
[INFO] [stderr]    Compiling semver v1.0.12
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling cbindgen v0.24.3
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking heck v0.4.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking convert_case v0.5.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking topological-sort v0.2.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling enum_dispatch v0.3.8
[INFO] [stderr]    Compiling extend v1.1.2
[INFO] [stderr]    Compiling delegate v0.8.0
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking cargo_metadata v0.14.2
[INFO] [stderr]     Checking flutter_rust_bridge_codegen v1.61.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/config.rs:720:46
[INFO] [stdout]     |
[INFO] [stdout] 720 |         result.iter().enumerate().for_each(|(i, each_block)| {
[INFO] [stdout]     |                                              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ir` and `context` are never read
[INFO] [stdout]   --> src/generator/dart/ty.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |             pub ir: $ir_cls,
[INFO] [stdout]    |                 ^^
[INFO] [stdout] 33 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/dart/ty_dart_opaque.rs:6:29
[INFO] [stdout]    |
[INFO] [stdout]  6 | type_dart_generator_struct!(TypeDartOpaqueGenerator, IrTypeDartOpaque);
[INFO] [stdout]    | ----------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           fields in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeDartOpaqueGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `type_dart_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/dart/ty.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/dart/ty_optional.rs:6:29
[INFO] [stdout]    |
[INFO] [stdout]  6 | type_dart_generator_struct!(TypeOptionalGenerator, IrTypeOptional);
[INFO] [stdout]    | ------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeOptionalGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_dart_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/dart/ty.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/dart/ty_primitive.rs:7:29
[INFO] [stdout]    |
[INFO] [stdout]  7 | type_dart_generator_struct!(TypePrimitiveGenerator, IrTypePrimitive);
[INFO] [stdout]    | --------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypePrimitiveGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_dart_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/rust/ty.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/rust/ty_dart_opaque.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 | type_rust_generator_struct!(TypeDartOpaqueGenerator, IrTypeDartOpaque);
[INFO] [stdout]    | ----------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeDartOpaqueGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_rust_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/rust/ty.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/rust/ty_primitive.rs:6:29
[INFO] [stdout]    |
[INFO] [stdout]  6 | type_rust_generator_struct!(TypePrimitiveGenerator, IrTypePrimitive);
[INFO] [stdout]    | --------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypePrimitiveGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_rust_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/rust/ty.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/rust/ty_primitive_list.rs:9:29
[INFO] [stdout]    |
[INFO] [stdout]  9 | type_rust_generator_struct!(TypePrimitiveListGenerator, IrTypePrimitiveList);
[INFO] [stdout]    | ----------------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypePrimitiveListGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_rust_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/rust/ty.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/rust/ty_rust_opaque.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 | type_rust_generator_struct!(TypeRustOpaqueGenerator, IrTypeRustOpaque);
[INFO] [stdout]    | ----------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeRustOpaqueGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_rust_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/parser/mod.rs:436:9
[INFO] [stdout]     |
[INFO] [stdout] 435 | pub struct NamedOption<K, V> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 436 |     pub name: K,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NamedOption` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parser/mod.rs:450:25
[INFO] [stdout]     |
[INFO] [stdout] 450 | pub struct MirrorOption(Path);
[INFO] [stdout]     |            ------------ ^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `MirrorOption` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DartImports` is never constructed
[INFO] [stdout]    --> src/parser/mod.rs:493:12
[INFO] [stdout]     |
[INFO] [stdout] 493 | pub struct DartImports(Vec<IrDartImport>);
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parser/mod.rs:523:12
[INFO] [stdout]     |
[INFO] [stdout] 523 |     Mirror(MirrorOption),
[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] 523 -     Mirror(MirrorOption),
[INFO] [stdout] 523 +     Mirror(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `manifest_path`, and `root_src_file` are never read
[INFO] [stdout]   --> src/source_graph.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Crate {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 27 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub manifest_path: PathBuf,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 29 |     pub root_src_file: PathBuf,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Crate` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `path` and `visibility` are never read
[INFO] [stdout]    --> src/source_graph.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub struct Import {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 109 |     pub path: Vec<String>,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 110 |     pub visibility: Visibility,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Import` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub rust_input: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub dart_output: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub dart_decl_output: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub c_output: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub extra_c_output_path: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub rust_crate_dir: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub rust_output: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub class_name: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub llvm_path: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub llvm_compiler_opts: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub dart_root: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/config.rs:148:28
[INFO] [stdout]     |
[INFO] [stdout] 148 |             let mut path = std::path::PathBuf::from_str(each).unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/dart/wasm.rs:64:48
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn reconstruct_dart_wire_from_raw_repr(ty: &str) -> Cow<str> {
[INFO] [stdout]    |                                                ^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                |
[INFO] [stdout]    |                                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn reconstruct_dart_wire_from_raw_repr(ty: &str) -> Cow<'_, str> {
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn wire2api_jsvalue(&self) -> Option<Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn wire2api_jsvalue(&self) -> Option<Cow<'_, str>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_boxed.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<'_, str>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_dart_opaque.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn wire2api_jsvalue(&self) -> Option<Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn wire2api_jsvalue(&self) -> Option<Cow<'_, str>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/generator/rust/ty_delegate.rs:178:25
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<str>> {
[INFO] [stdout]     |                         ^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<'_, str>> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_optional.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<'_, str>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_primitive.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<'_, str>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_primitive_list.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<'_, str>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_rust_opaque.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn wire2api_jsvalue(&self) -> Option<Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn wire2api_jsvalue(&self) -> Option<Cow<'_, str>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_sync_return.rs:32:33
[INFO] [stdout]    |
[INFO] [stdout] 32 |             fn wire2api_jsvalue(&self) -> Option<Cow<str>>;
[INFO] [stdout]    |                                 ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |             fn wire2api_jsvalue(&self) -> Option<Cow<'_, str>>;
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flutter_rust_bridge_codegen` (lib) due to 12 previous errors; 23 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: fields `ir` and `context` are never read
[INFO] [stdout]   --> src/generator/dart/ty.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |             pub ir: $ir_cls,
[INFO] [stdout]    |                 ^^
[INFO] [stdout] 33 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/dart/ty_dart_opaque.rs:6:29
[INFO] [stdout]    |
[INFO] [stdout]  6 | type_dart_generator_struct!(TypeDartOpaqueGenerator, IrTypeDartOpaque);
[INFO] [stdout]    | ----------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           fields in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeDartOpaqueGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `type_dart_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/dart/ty.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/dart/ty_optional.rs:6:29
[INFO] [stdout]    |
[INFO] [stdout]  6 | type_dart_generator_struct!(TypeOptionalGenerator, IrTypeOptional);
[INFO] [stdout]    | ------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeOptionalGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_dart_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/dart/ty.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/dart/ty_primitive.rs:7:29
[INFO] [stdout]    |
[INFO] [stdout]  7 | type_dart_generator_struct!(TypePrimitiveGenerator, IrTypePrimitive);
[INFO] [stdout]    | --------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypePrimitiveGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_dart_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/rust/ty.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/rust/ty_dart_opaque.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 | type_rust_generator_struct!(TypeDartOpaqueGenerator, IrTypeDartOpaque);
[INFO] [stdout]    | ----------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeDartOpaqueGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_rust_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/rust/ty.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/rust/ty_primitive.rs:6:29
[INFO] [stdout]    |
[INFO] [stdout]  6 | type_rust_generator_struct!(TypePrimitiveGenerator, IrTypePrimitive);
[INFO] [stdout]    | --------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypePrimitiveGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_rust_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/rust/ty.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/rust/ty_primitive_list.rs:9:29
[INFO] [stdout]    |
[INFO] [stdout]  9 | type_rust_generator_struct!(TypePrimitiveListGenerator, IrTypePrimitiveList);
[INFO] [stdout]    | ----------------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypePrimitiveListGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_rust_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `context` is never read
[INFO] [stdout]   --> src/generator/rust/ty.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |             pub context: TypeGeneratorContext<'a>,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/generator/rust/ty_rust_opaque.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 | type_rust_generator_struct!(TypeRustOpaqueGenerator, IrTypeRustOpaque);
[INFO] [stdout]    | ----------------------------------------------------------------------
[INFO] [stdout]    | |                           |
[INFO] [stdout]    | |                           field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeRustOpaqueGenerator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `type_rust_generator_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/parser/mod.rs:436:9
[INFO] [stdout]     |
[INFO] [stdout] 435 | pub struct NamedOption<K, V> {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 436 |     pub name: K,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NamedOption` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parser/mod.rs:450:25
[INFO] [stdout]     |
[INFO] [stdout] 450 | pub struct MirrorOption(Path);
[INFO] [stdout]     |            ------------ ^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `MirrorOption` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DartImports` is never constructed
[INFO] [stdout]    --> src/parser/mod.rs:493:12
[INFO] [stdout]     |
[INFO] [stdout] 493 | pub struct DartImports(Vec<IrDartImport>);
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/parser/mod.rs:523:12
[INFO] [stdout]     |
[INFO] [stdout] 523 |     Mirror(MirrorOption),
[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] 523 -     Mirror(MirrorOption),
[INFO] [stdout] 523 +     Mirror(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `manifest_path`, and `root_src_file` are never read
[INFO] [stdout]   --> src/source_graph.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Crate {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 27 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub manifest_path: PathBuf,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 29 |     pub root_src_file: PathBuf,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Crate` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `path` and `visibility` are never read
[INFO] [stdout]    --> src/source_graph.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub struct Import {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 109 |     pub path: Vec<String>,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 110 |     pub visibility: Visibility,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Import` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub rust_input: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub dart_output: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub dart_decl_output: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub c_output: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub extra_c_output_path: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub rust_crate_dir: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub rust_output: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub class_name: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub llvm_path: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub llvm_compiler_opts: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub dart_root: Option<Vec<String>>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::path::PathBuf, Infallible>
[INFO] [stdout]    --> src/config.rs:148:28
[INFO] [stdout]     |
[INFO] [stdout] 148 |             let mut path = std::path::PathBuf::from_str(each).unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/dart/wasm.rs:64:48
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn reconstruct_dart_wire_from_raw_repr(ty: &str) -> Cow<str> {
[INFO] [stdout]    |                                                ^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                |
[INFO] [stdout]    |                                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn reconstruct_dart_wire_from_raw_repr(ty: &str) -> Cow<'_, str> {
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn wire2api_jsvalue(&self) -> Option<Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn wire2api_jsvalue(&self) -> Option<Cow<'_, str>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_boxed.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<'_, str>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_dart_opaque.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn wire2api_jsvalue(&self) -> Option<Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn wire2api_jsvalue(&self) -> Option<Cow<'_, str>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/generator/rust/ty_delegate.rs:178:25
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<str>> {
[INFO] [stdout]     |                         ^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<'_, str>> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_optional.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<'_, str>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_primitive.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<'_, str>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_primitive_list.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn wire2api_jsvalue(&self) -> Option<std::borrow::Cow<'_, str>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_rust_opaque.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn wire2api_jsvalue(&self) -> Option<Cow<str>> {
[INFO] [stdout]    |                         ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn wire2api_jsvalue(&self) -> Option<Cow<'_, str>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/rust/ty_sync_return.rs:32:33
[INFO] [stdout]    |
[INFO] [stdout] 32 |             fn wire2api_jsvalue(&self) -> Option<Cow<str>>;
[INFO] [stdout]    |                                 ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |             fn wire2api_jsvalue(&self) -> Option<Cow<'_, str>>;
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flutter_rust_bridge_codegen` (lib test) due to 12 previous errors; 24 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "26ae0250166027a15cc8df5fc1b27d7c6c99a8ec25a8f593f254a465f26cd338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ae0250166027a15cc8df5fc1b27d7c6c99a8ec25a8f593f254a465f26cd338", kill_on_drop: false }`
[INFO] [stdout] 26ae0250166027a15cc8df5fc1b27d7c6c99a8ec25a8f593f254a465f26cd338