[INFO] fetching crate uniffi 0.32.2...
[INFO] testing uniffi-0.32.2 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate uniffi 0.32.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate uniffi 0.32.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate uniffi 0.32.2
[INFO] tweaked toml for crates.io crate uniffi 0.32.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate uniffi 0.32.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate uniffi 0.32.2 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v2.4.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "47c63927eb82690560bbf8249be4cba5fde448bfaa7ac84bbddd638d16627c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "47c63927eb82690560bbf8249be4cba5fde448bfaa7ac84bbddd638d16627c6d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/uniffi-c72952c81d93ab90)
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[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
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[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/proc_macro_arc.rs ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0277]: the trait bound `Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]   --> tests/ui/proc_macro_arc.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[uniffi::export]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^ the trait `FfiConverterArc<UniFfiTag>` is not implemented for `Foo`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `LowerReturn<UT>` is implemented for `Arc<T>`
[INFO] [stderr]    = note: required for `Arc<Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]    = note: required for `Arc<Foo>` to implement `uniffi::Lower<UniFfiTag>`
[INFO] [stderr]    = note: required for `Arc<Foo>` to implement `LowerReturn<UniFfiTag>`
[INFO] [stderr]    = note: this error originates in the attribute macro `uniffi::export` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]   --> tests/ui/proc_macro_arc.rs:11:18
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn make_foo() -> Arc<Foo> {
[INFO] [stderr]    |                  ^^^^^^^^ the trait `FfiConverterArc<UniFfiTag>` is not implemented for `Foo`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `uniffi::TypeId<UT>` is implemented for `Arc<T>`
[INFO] [stderr]    = note: required for `Arc<Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]    = note: required for `Arc<Foo>` to implement `uniffi::TypeId<UniFfiTag>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `child::Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]   --> tests/ui/proc_macro_arc.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     #[uniffi::export]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^ the trait `FfiConverterArc<UniFfiTag>` is not implemented for `child::Foo`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `Lift<UT>` is implemented for `Arc<T>`
[INFO] [stderr]    = note: required for `Arc<child::Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]    = note: required for `Arc<child::Foo>` to implement `Lift<UniFfiTag>`
[INFO] [stderr]    = note: this error originates in the attribute macro `uniffi::export` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `child::Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]   --> tests/ui/proc_macro_arc.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn take_foo(foo: Arc<Foo>) {
[INFO] [stderr]    |                      ^^^^^^^^ the trait `FfiConverterArc<UniFfiTag>` is not implemented for `child::Foo`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `uniffi::TypeId<UT>` is implemented for `Arc<T>`
[INFO] [stderr]    = note: required for `Arc<child::Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]    = note: required for `Arc<child::Foo>` to implement `uniffi::TypeId<UniFfiTag>`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]   --> tests/ui/proc_macro_arc.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[uniffi::export]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^ the trait `FfiConverterArc<UniFfiTag>` is not implemented for `Foo`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `FfiConverter<UT>` is implemented for `Arc<T>`
[INFO] [stderr]    = note: required for `Arc<Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]    = note: this error originates in the attribute macro `uniffi::export` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `child::Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]   --> tests/ui/proc_macro_arc.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     #[uniffi::export]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^ the trait `FfiConverterArc<UniFfiTag>` is not implemented for `child::Foo`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `FfiConverter<UT>` is implemented for `Arc<T>`
[INFO] [stderr]    = note: required for `Arc<child::Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]    = note: this error originates in the attribute macro `uniffi::export` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0004]: non-exhaustive patterns: type `&child::Foo` is non-empty
[INFO] [stderr]   --> tests/ui/proc_macro_arc.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 |         match &*foo {}
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `child::Foo` defined here
[INFO] [stderr]   --> tests/ui/proc_macro_arc.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 |     enum Foo {}
[INFO] [stderr]    |          ^^^
[INFO] [stderr]    = note: the matched value is of type `&child::Foo`
[INFO] [stderr]    = note: references are always considered inhabited
[INFO] [stderr] help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern as shown
[INFO] [stderr]    |
[INFO] [stderr] 22 ~         match &*foo {
[INFO] [stderr] 23 +             _ => todo!(),
[INFO] [stderr] 24 ~         }
[INFO] [stderr]    |
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0277]: the trait bound `Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]  --> tests/ui/proc_macro_arc.rs:10:1
[INFO] [stderr]   |
[INFO] [stderr]  10 | #[uniffi::export]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]     |
[INFO] [stderr] help: the trait `FfiConverterArc<UniFfiTag>` is not implemented for `Foo`
[INFO] [stderr]    --> tests/ui/proc_macro_arc.rs:8:1
[INFO] [stderr]     |
[INFO] [stderr]   8 | pub struct Foo;
[INFO] [stderr]     | ^^^^^^^^^^^^^^
[INFO] [stderr] help: the trait `LowerReturn<UT>` is conditionally implemented for `Arc<T>`
[INFO] [stderr]    --> $CARGO/uniffi_core-0.32.2/src/ffi_converter_traits.rs
[INFO] [stderr]     |
[INFO] [stderr]     |         unsafe impl $(<$($generic),*>)* $crate::LowerReturn<$ut> for $ty $(where $($where)*)*
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: $CARGO/uniffi_core-0.32.2/src/ffi_converter_impls.rs
[INFO] [stderr]     |
[INFO] [stderr]     | derive_ffi_traits!(impl<T, UT> LowerReturn<UT> for Arc<T> where Arc<T>: Lower<UT>, T: ?Sized);
[INFO] [stderr]     | ---------------------------------------------------------------------------------------------
[INFO] [stderr]     | |                                                                       |
[INFO] [stderr]     | |                                                                       unsatisfied requirement introduced here: `Arc<Foo>: uniffi::Lower<UniFfiTag>`
[INFO] [stderr]     | in this macro invocation
[INFO] [stderr]     = note: required for `Arc<Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]     = note: required for `Arc<Foo>` to implement `uniffi::Lower<UniFfiTag>`
[INFO] [stderr]     = note: required for `Arc<Foo>` to implement `LowerReturn<UniFfiTag>`
[INFO] [stderr]     = note: this error originates in the attribute macro `uniffi::export` which comes from the expansion of the macro `derive_ffi_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]  --> tests/ui/proc_macro_arc.rs:11:18
[INFO] [stderr]   |
[INFO] [stderr]  11 | fn make_foo() -> Arc<Foo> {
[INFO] [stderr]     |                  ^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]     |
[INFO] [stderr] help: the trait `FfiConverterArc<UniFfiTag>` is not implemented for `Foo`
[INFO] [stderr]    --> tests/ui/proc_macro_arc.rs:8:1
[INFO] [stderr]     |
[INFO] [stderr]   8 | pub struct Foo;
[INFO] [stderr]     | ^^^^^^^^^^^^^^
[INFO] [stderr] help: the trait `uniffi::TypeId<UT>` is conditionally implemented for `Arc<T>`
[INFO] [stderr]    --> $CARGO/uniffi_core-0.32.2/src/ffi_converter_traits.rs
[INFO] [stderr]     |
[INFO] [stderr]     |         impl $(<$($generic),*>)* $crate::TypeId<$ut> for $ty $(where $($where)*)*
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: $CARGO/uniffi_core-0.32.2/src/ffi_converter_impls.rs
[INFO] [stderr]     |
[INFO] [stderr]     | derive_ffi_traits!(impl<T, UT> TypeId<UT> for Arc<T> where Arc<T>: FfiConverter<UT>, T: ?Sized);
[INFO] [stderr]     | -----------------------------------------------------------------------------------------------
[INFO] [stderr]     | |                                                                  |
[INFO] [stderr]     | |                                                                  unsatisfied requirement introduced here: `Arc<Foo>: FfiConverter<UniFfiTag>`
[INFO] [stderr]     | in this macro invocation
[INFO] [stderr]     = note: required for `Arc<Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]     = note: required for `Arc<Foo>` to implement `uniffi::TypeId<UniFfiTag>`
[INFO] [stderr]     = note: this error originates in the macro `derive_ffi_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `child::Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]  --> tests/ui/proc_macro_arc.rs:20:5
[INFO] [stderr]   |
[INFO] [stderr]  20 |     #[uniffi::export]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]     |
[INFO] [stderr] help: the trait `FfiConverterArc<UniFfiTag>` is not implemented for `child::Foo`
[INFO] [stderr]    --> tests/ui/proc_macro_arc.rs:18:5
[INFO] [stderr]     |
[INFO] [stderr]  18 |     enum Foo {}
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] help: the trait `Lift<UT>` is conditionally implemented for `Arc<T>`
[INFO] [stderr]    --> $CARGO/uniffi_core-0.32.2/src/ffi_converter_traits.rs
[INFO] [stderr]     |
[INFO] [stderr]     |         unsafe impl $(<$($generic),*>)* $crate::Lift<$ut> for $ty $(where $($where)*)*
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: $CARGO/uniffi_core-0.32.2/src/ffi_converter_impls.rs
[INFO] [stderr]     |
[INFO] [stderr]     | derive_ffi_traits!(impl<T, UT> Lift<UT> for Arc<T> where Arc<T>: FfiConverter<UT>, T: ?Sized);
[INFO] [stderr]     | ---------------------------------------------------------------------------------------------
[INFO] [stderr]     | |                                                                |
[INFO] [stderr]     | |                                                                unsatisfied requirement introduced here: `Arc<child::Foo>: FfiConverter<UniFfiTag>`
[INFO] [stderr]     | in this macro invocation
[INFO] [stderr]     = note: required for `Arc<child::Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]     = note: required for `Arc<child::Foo>` to implement `Lift<UniFfiTag>`
[INFO] [stderr]     = note: this error originates in the attribute macro `uniffi::export` which comes from the expansion of the macro `derive_ffi_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `child::Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]  --> tests/ui/proc_macro_arc.rs:21:22
[INFO] [stderr]   |
[INFO] [stderr]  21 |     fn take_foo(foo: Arc<Foo>) {
[INFO] [stderr]     |                      ^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]     |
[INFO] [stderr] help: the trait `FfiConverterArc<UniFfiTag>` is not implemented for `child::Foo`
[INFO] [stderr]    --> tests/ui/proc_macro_arc.rs:18:5
[INFO] [stderr]     |
[INFO] [stderr]  18 |     enum Foo {}
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] help: the trait `uniffi::TypeId<UT>` is conditionally implemented for `Arc<T>`
[INFO] [stderr]    --> $CARGO/uniffi_core-0.32.2/src/ffi_converter_traits.rs
[INFO] [stderr]     |
[INFO] [stderr]     |         impl $(<$($generic),*>)* $crate::TypeId<$ut> for $ty $(where $($where)*)*
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: $CARGO/uniffi_core-0.32.2/src/ffi_converter_impls.rs
[INFO] [stderr]     |
[INFO] [stderr]     | derive_ffi_traits!(impl<T, UT> TypeId<UT> for Arc<T> where Arc<T>: FfiConverter<UT>, T: ?Sized);
[INFO] [stderr]     | -----------------------------------------------------------------------------------------------
[INFO] [stderr]     | |                                                                  |
[INFO] [stderr]     | |                                                                  unsatisfied requirement introduced here: `Arc<child::Foo>: FfiConverter<UniFfiTag>`
[INFO] [stderr]     | in this macro invocation
[INFO] [stderr]     = note: required for `Arc<child::Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]     = note: required for `Arc<child::Foo>` to implement `uniffi::TypeId<UniFfiTag>`
[INFO] [stderr]     = note: this error originates in the macro `derive_ffi_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]  --> tests/ui/proc_macro_arc.rs:10:1
[INFO] [stderr]   |
[INFO] [stderr]  10 | #[uniffi::export]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]     |
[INFO] [stderr] help: the trait `FfiConverterArc<UniFfiTag>` is not implemented for `Foo`
[INFO] [stderr]    --> tests/ui/proc_macro_arc.rs:8:1
[INFO] [stderr]     |
[INFO] [stderr]   8 | pub struct Foo;
[INFO] [stderr]     | ^^^^^^^^^^^^^^
[INFO] [stderr] help: the trait `FfiConverter<UT>` is conditionally implemented for `Arc<T>`
[INFO] [stderr]    --> $CARGO/uniffi_core-0.32.2/src/ffi_converter_traits.rs
[INFO] [stderr]     |
[INFO] [stderr]     | / unsafe impl<T, UT> FfiConverter<UT> for Arc<T>
[INFO] [stderr]     | | where
[INFO] [stderr]     | |     T: FfiConverterArc<UT> + ?Sized,
[INFO] [stderr]     | |________-------------------_________^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          unsatisfied requirement introduced here: `Foo: FfiConverterArc<UniFfiTag>`
[INFO] [stderr]     = note: required for `Arc<Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]     = note: this error originates in the attribute macro `uniffi::export` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `child::Foo: FfiConverterArc<UniFfiTag>` is not satisfied
[INFO] [stderr]  --> tests/ui/proc_macro_arc.rs:20:5
[INFO] [stderr]   |
[INFO] [stderr]  20 |     #[uniffi::export]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]     |
[INFO] [stderr] help: the trait `FfiConverterArc<UniFfiTag>` is not implemented for `child::Foo`
[INFO] [stderr]    --> tests/ui/proc_macro_arc.rs:18:5
[INFO] [stderr]     |
[INFO] [stderr]  18 |     enum Foo {}
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] help: the trait `FfiConverter<UT>` is conditionally implemented for `Arc<T>`
[INFO] [stderr]    --> $CARGO/uniffi_core-0.32.2/src/ffi_converter_traits.rs
[INFO] [stderr]     |
[INFO] [stderr]     | / unsafe impl<T, UT> FfiConverter<UT> for Arc<T>
[INFO] [stderr]     | | where
[INFO] [stderr]     | |     T: FfiConverterArc<UT> + ?Sized,
[INFO] [stderr]     | |________-------------------_________^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          unsatisfied requirement introduced here: `child::Foo: FfiConverterArc<UniFfiTag>`
[INFO] [stderr]     = note: required for `Arc<child::Foo>` to implement `FfiConverter<UniFfiTag>`
[INFO] [stderr]     = note: this error originates in the attribute macro `uniffi::export` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0004]: non-exhaustive patterns: type `&child::Foo` is non-empty
[INFO] [stderr]   --> tests/ui/proc_macro_arc.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 |         match &*foo {}
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `child::Foo` defined here
[INFO] [stderr]   --> tests/ui/proc_macro_arc.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 |     enum Foo {}
[INFO] [stderr]    |          ^^^
[INFO] [stderr]    = note: the matched value is of type `&child::Foo`
[INFO] [stderr]    = note: references are always considered inhabited
[INFO] [stderr] help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern as shown
[INFO] [stderr]    |
[INFO] [stderr] 22 ~         match &*foo {
[INFO] [stderr] 23 +             _ => todo!(),
[INFO] [stderr] 24 ~         }
[INFO] [stderr]    |
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stdout] test test::trybuild_ui_tests ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::trybuild_ui_tests stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test::trybuild_ui_tests' (919) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.83/src/run.rs:101:13:
[INFO] [stdout] 1 of 2 tests failed
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61aafa822cb1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x61aafa838d2a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x61aafa82774c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x61aafa7fbeb6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x61aafa819a89 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x61aafa7b3c90 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x61aafa819c42 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x61aafa7fbf62 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x61aafa7f4999 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x61aafa7fcb5d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x61aafa83945c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x61aafa716f55 - <trybuild[34f8a3167ff288db]::Runner>::run
[INFO] [stdout]   12:     0x61aafa719f30 - <trybuild[34f8a3167ff288db]::TestCases as core[df12db4294e9bfd3]::ops::drop::Drop>::drop
[INFO] [stdout]   13:     0x61aafa712578 - uniffi[76367146e78a20d8]::test::trybuild_ui_tests
[INFO] [stdout]   14:     0x61aafa712649 - <uniffi[76367146e78a20d8]::test::trybuild_ui_tests::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x61aafa7a6f7b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   16:     0x61aafa7b45e5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x61aafa7adea4 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x61aafa7b7742 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x61aafa821f39 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x79dfd9a56dfa - <unknown>
[INFO] [stdout]   21:     0x79dfd9aea3d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::trybuild_ui_tests
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 51.47s
[INFO] [stdout] 
[INFO] [stderr] test tests/ui/version_mismatch.rs ... ok
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "47c63927eb82690560bbf8249be4cba5fde448bfaa7ac84bbddd638d16627c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c63927eb82690560bbf8249be4cba5fde448bfaa7ac84bbddd638d16627c6d", kill_on_drop: false }`
[INFO] [stdout] 47c63927eb82690560bbf8249be4cba5fde448bfaa7ac84bbddd638d16627c6d
