Closed
Description
auto-reduced (treereduce-rust):
//
fn make_coroutine() {
let _gen = || {
foo(|()| {
_ = v;
v.set();
v.get();
use std::ops::Add;
_ = v + v;
_ = v.add(3);
})
.await
};
}
original:
// edition:2018
//
// Tests that the .await syntax can't be used to make a coroutine
async fn foo() {}
fn make_coroutine() {
let _gen = || foo(|(), this: &mut S| {
//~^ error: cannot borrow `v` as mutable more than once at a time
//~| error: cannot borrow `v` as mutable more than once at a time
_ = v;
v.set();
v.get();
S::get(&v);
use std::ops::Add;
let v = 0u32;
_ = v + v;
_ = v.add(3);
}).await;
//~^ ERROR `await` is only allowed inside `async` functions and blocks
}
fn main() {}Version information
rustc 1.78.0-nightly (340bb19fe 2024-02-14)
binary: rustc
commit-hash: 340bb19fea20fd5f9357bbfac542fad84fc7ea2b
commit-date: 2024-02-14
host: x86_64-unknown-linux-gnu
release: 1.78.0-nightly
LLVM version: 18.1.0
Command:
/home/matthias/.rustup/toolchains/master/bin/rustc --edition=2021
Program output
error[E0425]: cannot find value `v` in this scope
--> /tmp/icemaker_global_tempdir.ZlAaAHhG1LPA/rustc_testrunner_tmpdir_reporting.SHRRRgPMatEd/mvce.rs:6:17
|
6 | _ = v;
| ^ not found in this scope
error[E0425]: cannot find value `v` in this scope
--> /tmp/icemaker_global_tempdir.ZlAaAHhG1LPA/rustc_testrunner_tmpdir_reporting.SHRRRgPMatEd/mvce.rs:7:13
|
7 | v.set();
| ^ not found in this scope
error[E0425]: cannot find value `v` in this scope
--> /tmp/icemaker_global_tempdir.ZlAaAHhG1LPA/rustc_testrunner_tmpdir_reporting.SHRRRgPMatEd/mvce.rs:8:13
|
8 | v.get();
| ^ not found in this scope
error[E0425]: cannot find value `v` in this scope
--> /tmp/icemaker_global_tempdir.ZlAaAHhG1LPA/rustc_testrunner_tmpdir_reporting.SHRRRgPMatEd/mvce.rs:12:17
|
12 | _ = v + v;
| ^ not found in this scope
error[E0425]: cannot find value `v` in this scope
--> /tmp/icemaker_global_tempdir.ZlAaAHhG1LPA/rustc_testrunner_tmpdir_reporting.SHRRRgPMatEd/mvce.rs:12:21
|
12 | _ = v + v;
| ^ not found in this scope
error[E0425]: cannot find value `v` in this scope
--> /tmp/icemaker_global_tempdir.ZlAaAHhG1LPA/rustc_testrunner_tmpdir_reporting.SHRRRgPMatEd/mvce.rs:13:17
|
13 | _ = v.add(3);
| ^ not found in this scope
error[E0728]: `await` is only allowed inside `async` functions and blocks
--> /tmp/icemaker_global_tempdir.ZlAaAHhG1LPA/rustc_testrunner_tmpdir_reporting.SHRRRgPMatEd/mvce.rs:15:10
|
4 | let _gen = || {
| -- this is not `async`
...
15 | .await
| ^^^^^ only allowed inside `async` functions and blocks
error[E0601]: `main` function not found in crate `mvce`
--> /tmp/icemaker_global_tempdir.ZlAaAHhG1LPA/rustc_testrunner_tmpdir_reporting.SHRRRgPMatEd/mvce.rs:17:2
|
17 | }
| ^ consider adding a `main` function to `/tmp/icemaker_global_tempdir.ZlAaAHhG1LPA/rustc_testrunner_tmpdir_reporting.SHRRRgPMatEd/mvce.rs`
thread 'rustc' panicked at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/compiler/rustc_middle/src/hir/mod.rs:145:21:
no entry found for key
stack backtrace:
0: 0x7f1970031e46 - std::backtrace_rs::backtrace::libunwind::trace::h741b35e6ebf0ea82
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
1: 0x7f1970031e46 - std::backtrace_rs::backtrace::trace_unsynchronized::hf3b09a36cbdb818e
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
2: 0x7f1970031e46 - std::sys_common::backtrace::_print_fmt::hd9ddcb56e855ae1f
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/sys_common/backtrace.rs:68:5
3: 0x7f1970031e46 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1d659f3f1b376713
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/sys_common/backtrace.rs:44:22
4: 0x7f197008246c - core::fmt::rt::Argument::fmt::h268aa39b6fb00372
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/core/src/fmt/rt.rs:142:9
5: 0x7f197008246c - core::fmt::write::h3ca4c8a121ee4a21
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/core/src/fmt/mod.rs:1120:17
6: 0x7f197002587f - std::io::Write::write_fmt::hbae5643614f30ef5
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/io/mod.rs:1854:15
7: 0x7f1970031bf4 - std::sys_common::backtrace::_print::h46251963e880a6db
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/sys_common/backtrace.rs:47:5
8: 0x7f1970031bf4 - std::sys_common::backtrace::print::hf7d8eafd5758e700
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/sys_common/backtrace.rs:34:9
9: 0x7f197003493b - std::panicking::default_hook::{{closure}}::h762f7d01310422ff
10: 0x7f1970034689 - std::panicking::default_hook::h6bf045830ee7f539
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/panicking.rs:292:9
11: 0x7f196cdf2bac - std[3c399c9137e7035e]::panicking::update_hook::<alloc[b5118abce3d9b84a]::boxed::Box<rustc_driver_impl[aed52aad4ff697f9]::install_ice_hook::{closure#0}>>::{closure#0}
12: 0x7f19700350a0 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h183d4d6c4a9f8452
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/alloc/src/boxed.rs:2030:9
13: 0x7f19700350a0 - std::panicking::rust_panic_with_hook::hf47919d70d1ff480
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/panicking.rs:785:13
14: 0x7f1970034de2 - std::panicking::begin_panic_handler::{{closure}}::h5fbc7433175e9186
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/panicking.rs:659:13
15: 0x7f1970032326 - std::sys_common::backtrace::__rust_end_short_backtrace::h2b0c01029bb6a245
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/sys_common/backtrace.rs:171:18
16: 0x7f1970034b14 - rust_begin_unwind
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/panicking.rs:647:5
17: 0x7f197007e975 - core::panicking::panic_fmt::h213e6f8381440dd9
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/core/src/panicking.rs:72:14
18: 0x7f197007eb41 - core::panicking::panic_display::h03461d30bfcd1505
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/core/src/panicking.rs:196:5
19: 0x7f197007e72b - core::panicking::panic_str::h9622d848b193cb0e
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/core/src/panicking.rs:171:5
20: 0x7f197007e72b - core::option::expect_failed::hd19662daedbf5cba
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/core/src/option.rs:1993:5
21: 0x7f196e3af7bc - rustc_query_impl[2b06c656d5e1ef18]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2b06c656d5e1ef18]::query_impl::hir_owner_parent::dynamic_query::{closure#2}::{closure#0}, rustc_middle[70484f9a8b697519]::query::erase::Erased<[u8; 8usize]>>
22: 0x7f196e3ae323 - rustc_query_system[27a374b315d29eb0]::query::plumbing::try_execute_query::<rustc_query_impl[2b06c656d5e1ef18]::DynamicConfig<rustc_query_system[27a374b315d29eb0]::query::caches::VecCache<rustc_hir[10d9dc25b96155c6]::hir_id::OwnerId, rustc_middle[70484f9a8b697519]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[2b06c656d5e1ef18]::plumbing::QueryCtxt, false>
23: 0x7f196e3adfcc - rustc_query_impl[2b06c656d5e1ef18]::query_impl::hir_owner_parent::get_query_non_incr::__rust_end_short_backtrace
24: 0x7f196e3aa850 - <rustc_middle[70484f9a8b697519]::lint::ShallowLintLevelMap>::lint_level_id_at_node
25: 0x7f196e3a9f43 - <rustc_middle[70484f9a8b697519]::ty::context::TyCtxt>::lint_level_at_node
26: 0x7f196e1870e6 - rustc_hir_analysis[9039da227dcdab28]::check_unused::check_unused_traits
27: 0x7f196e186a33 - rustc_query_impl[2b06c656d5e1ef18]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2b06c656d5e1ef18]::query_impl::check_unused_traits::dynamic_query::{closure#2}::{closure#0}, rustc_middle[70484f9a8b697519]::query::erase::Erased<[u8; 0usize]>>
28: 0x7f196ee186e5 - rustc_query_system[27a374b315d29eb0]::query::plumbing::try_execute_query::<rustc_query_impl[2b06c656d5e1ef18]::DynamicConfig<rustc_query_system[27a374b315d29eb0]::query::caches::SingleCache<rustc_middle[70484f9a8b697519]::query::erase::Erased<[u8; 0usize]>>, false, false, false>, rustc_query_impl[2b06c656d5e1ef18]::plumbing::QueryCtxt, false>
29: 0x7f196ee1844f - rustc_query_impl[2b06c656d5e1ef18]::query_impl::check_unused_traits::get_query_non_incr::__rust_end_short_backtrace
30: 0x7f196e18379f - rustc_hir_analysis[9039da227dcdab28]::check_crate
31: 0x7f196ea13593 - rustc_interface[85a46e65fd36dd64]::passes::analysis
32: 0x7f196ea131e9 - rustc_query_impl[2b06c656d5e1ef18]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2b06c656d5e1ef18]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[70484f9a8b697519]::query::erase::Erased<[u8; 1usize]>>
33: 0x7f196efb0025 - rustc_query_system[27a374b315d29eb0]::query::plumbing::try_execute_query::<rustc_query_impl[2b06c656d5e1ef18]::DynamicConfig<rustc_query_system[27a374b315d29eb0]::query::caches::SingleCache<rustc_middle[70484f9a8b697519]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[2b06c656d5e1ef18]::plumbing::QueryCtxt, false>
34: 0x7f196efafd89 - rustc_query_impl[2b06c656d5e1ef18]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
35: 0x7f196ee2e055 - rustc_interface[85a46e65fd36dd64]::interface::run_compiler::<core[7e3aa1eb1ad3b865]::result::Result<(), rustc_span[193b94924c128396]::ErrorGuaranteed>, rustc_driver_impl[aed52aad4ff697f9]::run_compiler::{closure#0}>::{closure#0}
36: 0x7f196efc7b58 - std[3c399c9137e7035e]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[85a46e65fd36dd64]::util::run_in_thread_with_globals<rustc_interface[85a46e65fd36dd64]::util::run_in_thread_pool_with_globals<rustc_interface[85a46e65fd36dd64]::interface::run_compiler<core[7e3aa1eb1ad3b865]::result::Result<(), rustc_span[193b94924c128396]::ErrorGuaranteed>, rustc_driver_impl[aed52aad4ff697f9]::run_compiler::{closure#0}>::{closure#0}, core[7e3aa1eb1ad3b865]::result::Result<(), rustc_span[193b94924c128396]::ErrorGuaranteed>>::{closure#0}, core[7e3aa1eb1ad3b865]::result::Result<(), rustc_span[193b94924c128396]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[7e3aa1eb1ad3b865]::result::Result<(), rustc_span[193b94924c128396]::ErrorGuaranteed>>
37: 0x7f196efc7984 - <<std[3c399c9137e7035e]::thread::Builder>::spawn_unchecked_<rustc_interface[85a46e65fd36dd64]::util::run_in_thread_with_globals<rustc_interface[85a46e65fd36dd64]::util::run_in_thread_pool_with_globals<rustc_interface[85a46e65fd36dd64]::interface::run_compiler<core[7e3aa1eb1ad3b865]::result::Result<(), rustc_span[193b94924c128396]::ErrorGuaranteed>, rustc_driver_impl[aed52aad4ff697f9]::run_compiler::{closure#0}>::{closure#0}, core[7e3aa1eb1ad3b865]::result::Result<(), rustc_span[193b94924c128396]::ErrorGuaranteed>>::{closure#0}, core[7e3aa1eb1ad3b865]::result::Result<(), rustc_span[193b94924c128396]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[7e3aa1eb1ad3b865]::result::Result<(), rustc_span[193b94924c128396]::ErrorGuaranteed>>::{closure#1} as core[7e3aa1eb1ad3b865]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
38: 0x7f197003e1e5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1516af221a452bc1
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/alloc/src/boxed.rs:2016:9
39: 0x7f197003e1e5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hff2a9d52ad89d581
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/alloc/src/boxed.rs:2016:9
40: 0x7f197003e1e5 - std::sys::pal::unix::thread::Thread::new::thread_start::hf359248e8c5b2b25
at /rustc/340bb19fea20fd5f9357bbfac542fad84fc7ea2b/library/std/src/sys/pal/unix/thread.rs:108:17
41: 0x7f1969eaa9eb - <unknown>
42: 0x7f1969f2e7cc - <unknown>
43: 0x0 - <unknown>
error: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
note: rustc 1.78.0-nightly (340bb19fe 2024-02-14) running on x86_64-unknown-linux-gnu
note: compiler flags: -Z dump-mir-dir=dir
query stack during panic:
#0 [hir_owner_parent] getting HIR parent of `make_coroutine::{closure#0}::{closure#0}::{use#0}`
#1 [check_unused_traits] checking unused trait imports in crate
#2 [analysis] running analysis passes on this crate
end of query stack
error[E0425]: cannot find function `foo` in this scope
--> /tmp/icemaker_global_tempdir.ZlAaAHhG1LPA/rustc_testrunner_tmpdir_reporting.SHRRRgPMatEd/mvce.rs:5:9
|
5 | foo(|()| {
| ^^^ not found in this scope
error: aborting due to 9 previous errors
Some errors have detailed explanations: E0425, E0601, E0728.
For more information about an error, try `rustc --explain E0425`.
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