$ MIRIFLAGS=-Zmiri-strict-provenance cargo miri test

    test issue45::tracing ... error: unsupported operation: integer-to-pointer casts and `ptr::from_exposed_addr` are not supported with `-Zmiri-strict-provenance`
       --> github.com-1ecc6299db9ec823/once_cell-1.12.0/src/imp_std.rs:175:30
        |
    175 |             let mut waiter = (queue & !STATE_MASK) as *const Waiter;
        |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ integer-to-pointer casts and `ptr::from_exposed_addr` are not supported with `-Zmiri-strict-provenance`
        |
        = help: use Strict Provenance APIs (https://doc.rust-lang.org/nightly/std/ptr/index.html#strict-provenance, https://crates.io/crates/sptr) instead

        = note: inside `<once_cell::imp::Guard as std::ops::Drop>::drop` at github.com-1ecc6299db9ec823/once_cell-1.12.0/src/imp_std.rs:175:30
        = note: inside `std::ptr::drop_in_place::<once_cell::imp::Guard> - shim(Some(once_cell::imp::Guard))` at nightly-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:487:1
        = note: inside `once_cell::imp::initialize_or_wait` at github.com-1ecc6299db9ec823/once_cell-1.12.0/src/imp_std.rs:217:13
        = note: inside `once_cell::imp::OnceCell::<std::sync::RwLock<std::vec::Vec<tracing_core::dispatcher::Registrar>>>::initialize::<[closure@once_cell::sync::OnceCell<std::sync::RwLock<std::vec::Vec<tracing_core::dispatcher::Registrar>>>::get_or_init<[closure@once_cell::sync::Lazy<std::sync::RwLock<std::vec::Vec<tracing_core::dispatcher::Registrar>>>::force::{closure#0}]>::{closure#0}], once_cell::sync::OnceCell<T>::get_or_init::Void>` at github.com-1ecc6299db9ec823/once_cell-1.12.0/src/imp_std.rs:81:9
        = note: inside `once_cell::sync::OnceCell::<std::sync::RwLock<std::vec::Vec<tracing_core::dispatcher::Registrar>>>::get_or_try_init::<[closure@once_cell::sync::OnceCell<std::sync::RwLock<std::vec::Vec<tracing_core::dispatcher::Registrar>>>::get_or_init<[closure@once_cell::sync::Lazy<std::sync::RwLock<std::vec::Vec<tracing_core::dispatcher::Registrar>>>::force::{closure#0}]>::{closure#0}], once_cell::sync::OnceCell<T>::get_or_init::Void>` at github.com-1ecc6299db9ec823/once_cell-1.12.0/src/lib.rs:1063:13
        = note: inside `once_cell::sync::OnceCell::<std::sync::RwLock<std::vec::Vec<tracing_core::dispatcher::Registrar>>>::get_or_init::<[closure@once_cell::sync::Lazy<std::sync::RwLock<std::vec::Vec<tracing_core::dispatcher::Registrar>>>::force::{closure#0}]>` at github.com-1ecc6299db9ec823/once_cell-1.12.0/src/lib.rs:1023:19
        = note: inside `once_cell::sync::Lazy::<std::sync::RwLock<std::vec::Vec<tracing_core::dispatcher::Registrar>>>::force` at github.com-1ecc6299db9ec823/once_cell-1.12.0/src/lib.rs:1211:13
        = note: inside `<once_cell::sync::Lazy<std::sync::RwLock<std::vec::Vec<tracing_core::dispatcher::Registrar>>> as std::ops::Deref>::deref` at github.com-1ecc6299db9ec823/once_cell-1.12.0/src/lib.rs:1221:13
        = note: inside `tracing::callsite::dispatchers::Dispatchers::register_dispatch` at github.com-1ecc6299db9ec823/tracing-core-0.1.28/src/callsite.rs:545:35
        = note: inside `tracing::callsite::register_dispatch` at github.com-1ecc6299db9ec823/tracing-core-0.1.28/src/callsite.rs:480:23
        = note: inside `tracing::Dispatch::new::<issue45::TestSubscriber>` at github.com-1ecc6299db9ec823/tracing-core-0.1.28/src/dispatcher.rs:413:9
        = note: inside `tracing::subscriber::with_default::<(), issue45::TestSubscriber, [closure@tests/test.rs:627:54: 627:87]>` at github.com-1ecc6299db9ec823/tracing-0.1.35/src/subscriber.rs:24:38
    note: inside `issue45::tracing` at tests/test.rs:627:9
       --> tests/test.rs:627:9
        |
    627 |         subscriber::with_default(subscriber.clone(), || executor::block_on_simple(fut));
        |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    note: inside closure at tests/test.rs:621:5
       --> tests/test.rs:621:5
        |
    620 |       #[test]
        |       ------- in this procedural macro expansion
    621 | /     fn tracing() {
    622 | |         // Create the future outside of the subscriber, as no call to tracing
    623 | |         // should be made until the future is polled.
    624 | |         let mut struct_impl = Impl(0);
    ...   |
    636 | |         assert_eq!(*subscriber.inner.value.lock().unwrap(), Some(("val", 5, 2)));
    637 | |     }
        | |_____^
        = note: this error originates in the attribute macro `test` (in Nightly builds, run with -Z macro-backtrace for more info)

    note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace

Disable test of tracing attrs on miri due to once_cell

    error: deref which would be done by auto-deref
      --> src/expand.rs:85:43
       |
    85 |             lifetimes.visit_type_mut(&mut *input.self_ty);
       |                                           ^^^^^^^^^^^^^^ help: try this: `input.self_ty`
       |
       = note: `-D clippy::explicit-auto-deref` implied by `-D clippy::all`
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref

    error: internal compiler error: compiler/rustc_typeck/src/collect.rs:1896:13: to get the signature of a closure, use `substs.as_closure().sig()` not `fn_sig()`

    thread 'rustc' panicked at 'Box<dyn Any>', /rustc/46b8c23f3eb5e4d0e0aa27eb3f20d5b8fc3ed51f/compiler/rustc_errors/src/lib.rs:1391:9
    stack backtrace:
       0: std::panicking::begin_panic::<rustc_errors::ExplicitBug>
       1: std::panic::panic_any::<rustc_errors::ExplicitBug>
       2: <rustc_errors::HandlerInner>::bug::<&alloc::string::String>
       3: <rustc_errors::Handler>::bug::<&alloc::string::String>
       4: rustc_middle::ty::context::tls::with_opt::<rustc_middle::util::bug::opt_span_bug_fmt<rustc_span::span_encoding::Span>::{closure#0}, ()>
       5: rustc_middle::util::bug::opt_span_bug_fmt::<rustc_span::span_encoding::Span>
       6: rustc_middle::util::bug::bug_fmt
       7: rustc_typeck::collect::fn_sig
       8: <rustc_query_system::dep_graph::graph::DepGraph<rustc_middle::dep_graph::dep_node::DepKind>>::with_task::<rustc_middle::ty::context::TyCtxt, rustc_span::def_id::DefId, rustc_middle::ty::sty::Binder<rustc_middle::ty::sty::FnSig>>
       9: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::plumbing::QueryCtxt, rustc_query_system::query::caches::DefaultCache<rustc_span::def_id::DefId, rustc_middle::ty::sty::Binder<rustc_middle::ty::sty::FnSig>>>
      10: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::fn_sig
      11: <&mut clippy_lints::dereference::walk_parents::{closure#0} as core::ops::function::FnMut<(rustc_hir::hir::Node, rustc_hir::hir_id::HirId)>>::call_mut
      12: clippy_utils::walk_to_expr_usage::<clippy_lints::dereference::Position, &mut clippy_lints::dereference::walk_parents::{closure#0}>
      13: <clippy_lints::dereference::Dereferencing as rustc_lint::passes::LateLintPass>::check_expr
      14: <rustc_lint::late::LateLintPassObjects as rustc_lint::passes::LateLintPass>::check_expr
      15: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_expr
      16: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_expr
      17: rustc_hir::intravisit::walk_block::<rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects>>
      18: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_block
      19: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_expr
      20: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_expr
      21: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_block
      22: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_expr
      23: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_nested_body
      24: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_fn
      25: rustc_hir::intravisit::walk_expr::<rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects>>
      26: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_expr
      27: rustc_hir::intravisit::walk_expr::<rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects>>
      28: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_expr
      29: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_nested_body
      30: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_fn
      31: rustc_hir::intravisit::walk_item::<rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects>>
      32: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_nested_item
      33: rustc_hir::intravisit::walk_mod::<rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects>>
      34: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_mod
      35: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_nested_item
      36: rustc_hir::intravisit::walk_mod::<rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects>>
      37: <rustc_lint::late::LateContextAndPass<rustc_lint::late::LateLintPassObjects> as rustc_hir::intravisit::Visitor>::visit_mod
      38: rustc_lint::late::late_lint_pass_crate::<rustc_lint::late::LateLintPassObjects>
      39: rustc_lint::late::late_lint_crate::<rustc_lint::BuiltinCombinedLateLintPass>
      40: rustc_data_structures::sync::join::<rustc_lint::late::check_crate<rustc_lint::BuiltinCombinedLateLintPass, rustc_interface::passes::analysis::{closure#5}::{closure#1}::{closure#2}::{closure#0}::{closure#0}>::{closure#0}, rustc_lint::late::check_crate<rustc_lint::BuiltinCombinedLateLintPass, rustc_interface::passes::analysis::{closure#5}::{closure#1}::{closure#2}::{closure#0}::{closure#0}>::{closure#1}, (), ()>
      41: <rustc_session::session::Session>::time::<(), rustc_interface::passes::analysis::{closure#5}::{closure#1}::{closure#2}::{closure#0}>
      42: <core::panic::unwind_safe::AssertUnwindSafe<rustc_interface::passes::analysis::{closure#5}::{closure#1}> as core::ops::function::FnOnce<()>>::call_once
      43: <rustc_session::session::Session>::time::<(), rustc_interface::passes::analysis::{closure#5}>
      44: rustc_interface::passes::analysis
      45: <rustc_query_system::dep_graph::graph::DepGraph<rustc_middle::dep_graph::dep_node::DepKind>>::with_task::<rustc_middle::ty::context::TyCtxt, (), core::result::Result<(), rustc_errors::ErrorGuaranteed>>
      46: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::plumbing::QueryCtxt, rustc_query_system::query::caches::DefaultCache<(), core::result::Result<(), rustc_errors::ErrorGuaranteed>>>
      47: rustc_query_system::query::plumbing::get_query::<rustc_query_impl::queries::analysis, rustc_query_impl::plumbing::QueryCtxt>
      48: <rustc_interface::passes::QueryContext>::enter::<rustc_driver::run_compiler::{closure#1}::{closure#2}::{closure#3}, core::result::Result<(), rustc_errors::ErrorGuaranteed>>
      49: <rustc_interface::interface::Compiler>::enter::<rustc_driver::run_compiler::{closure#1}::{closure#2}, core::result::Result<core::option::Option<rustc_interface::queries::Linker>, rustc_errors::ErrorGuaranteed>>
      50: rustc_span::with_source_map::<core::result::Result<(), rustc_errors::ErrorGuaranteed>, rustc_interface::interface::create_compiler_and_run<core::result::Result<(), rustc_errors::ErrorGuaranteed>, rustc_driver::run_compiler::{closure#1}>::{closure#1}>
      51: <scoped_tls::ScopedKey<rustc_span::SessionGlobals>>::set::<rustc_interface::interface::run_compiler<core::result::Result<(), rustc_errors::ErrorGuaranteed>, rustc_driver::run_compiler::{closure#1}>::{closure#0}, core::result::Result<(), rustc_errors::ErrorGuaranteed>>
    note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

    note: the compiler unexpectedly panicked. this is a bug.

    note: we would appreciate a bug report: https://github.com/rust-lang/rust-clippy/issues/new

    note: Clippy version: clippy 0.1.64 (46b8c23 2022-07-01)

    query stack during panic:
    #0 [fn_sig] computing function signature of `issue149::ok::{closure#0}`
    #1 [analysis] running analysis passes on this crate
    end of query stack
    error: could not compile `async-trait`

Temporarily disable clippy on tests due to ICE

These versions are incompatible with some recent GitHub change.

    error: failed to get `proc-macro2` as a dependency of package `async-trait v0.1.56 (/home/runner/work/async-trait/async-trait)`

    Caused by:
      failed to load source for dependency `proc-macro2`

    Caused by:
      Unable to update registry `https://github.com/rust-lang/crates.io-index`

    Caused by:
      failed to fetch `https://github.com/rust-lang/crates.io-index`

    Caused by:
      error reading from the zlib stream; class=Zlib (5)

This reverts commit f1d6746.