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Description
Code
#[lang = "shl_assign"]
trait ShlAssign {
fn shl_assign(impl Clone);
}
macro_rules! shl_assign_impl {
( $ t : ty , $ f : ty ) => {
impl t {
fn shl_assign() {
self <<= other
}
}
};
}
macro_rules ! shl_assign_impl_all {
( $ ( $ t : ty ) * ) => ( $ (
shl_assign_impl !
{ $ t , u16 }
) )
}
shl_assign_impl_all! { u8 }Meta
rustc --version --verbose:
rustc 1.54.0-nightly (716394d65 2021-05-03)
binary: rustc
commit-hash: 716394d6581b60c75cfdd88b8e5b876f2db88b62
commit-date: 2021-05-03
host: x86_64-unknown-linux-gnu
release: 1.54.0-nightly
LLVM version: 12.0.0
Error output
error: expected one of: `*`, `+`, or `?`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:15:29
|
15 | ( $ ( $ t : ty ) * ) => ( $ (
| _____________________________^
16 | | shl_assign_impl !
17 | | { $ t , u16 }
18 | | ) )
| |_^
error[E0412]: cannot find type `t` in this scope
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:7:14
|
7 | impl t {
| ^ not found in this scope
...
20 | shl_assign_impl_all! { u8 }
| ---------------------------------------------------------------------------- in this macro invocation
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0424]: expected value, found module `self`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:9:17
|
8 | fn shl_assign() {
| ---------- this function doesn't have a `self` parameter
9 | self <<= other
| ^^^^ `self` value is a keyword only available in methods with a `self` parameter
...
20 | shl_assign_impl_all! { u8 }
| ---------------------------------------------------------------------------- in this macro invocation
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
help: add a `self` receiver parameter to make the associated `fn` a method
|
8 | fn shl_assign(&self) {
| ^^^^^
error[E0425]: cannot find value `other` in this scope
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:9:26
|
9 | self <<= other
| ^^^^^ not found in this scope
...
20 | shl_assign_impl_all! { u8 }
| ---------------------------------------------------------------------------- in this macro invocation
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0658]: language items are subject to change
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:1:1
|
1 | #[lang = "shl_assign"]
| ^^^^^^^^^^^^^^^^^^^^^^
|
= help: add `#![feature(lang_items)]` to the crate attributes to enable
warning: anonymous parameters are deprecated and will be removed in the next edition.
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:3:19
|
3 | fn shl_assign(impl Clone);
| ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: impl Clone`
|
= note: `#[warn(anonymous_parameters)]` on by default
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
= note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
error[E0601]: `main` function not found in crate `perses_node_priority_with_dfs_delta_reduced_mutant`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:1:1
|
1 | / #[lang = "shl_assign"]
2 | | trait ShlAssign {
3 | | fn shl_assign(impl Clone);
4 | | }
... |
19 | | }
20 | | shl_assign_impl_all! { u8 }
| |____________________________________________________________________________^ consider adding a `main` function to `perses_node_priority_with_dfs_delta_reduced_mutant.rs`
error[E0152]: found duplicate lang item `shl_assign`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:2:1
|
2 | / trait ShlAssign {
3 | | fn shl_assign(impl Clone);
4 | | }
| |_^
|
= note: the lang item is first defined in crate `core` (which `std` depends on)
= note: first definition in `core` loaded from /home/cnsun/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-c8ded1707ad10767.rlib
= note: second definition in the local crate (`perses_node_priority_with_dfs_delta_reduced_mutant`)
thread 'rustc' panicked at 'assertion failed: `(left == right)`
left: `1`,
right: `0`', compiler/rustc_typeck/src/check/method/mod.rs:357:9
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
error: internal compiler error: unexpected panic
note: 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 1.54.0-nightly (716394d65 2021-05-03) running on x86_64-unknown-linux-gnu
query stack during panic:
#0 [typeck] type-checking `<impl at perses_node_priority_with_dfs_delta_reduced_mutant.rs:7:9: 11:10>::shl_assign`
#1 [typeck_item_bodies] type-checking all item bodies
end of query stack
error: aborting due to 7 previous errors; 1 warning emitted
Some errors have detailed explanations: E0152, E0412, E0424, E0425, E0601, E0658.
For more information about an error, try `rustc --explain E0152`.
Backtrace
error: expected one of: `*`, `+`, or `?`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:15:29
|
15 | ( $ ( $ t : ty ) * ) => ( $ (
| _____________________________^
16 | | shl_assign_impl !
17 | | { $ t , u16 }
18 | | ) )
| |_^
error[E0412]: cannot find type `t` in this scope
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:7:14
|
7 | impl t {
| ^ not found in this scope
...
20 | shl_assign_impl_all! { u8 }
| ---------------------------------------------------------------------------- in this macro invocation
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0424]: expected value, found module `self`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:9:17
|
8 | fn shl_assign() {
| ---------- this function doesn't have a `self` parameter
9 | self <<= other
| ^^^^ `self` value is a keyword only available in methods with a `self` parameter
...
20 | shl_assign_impl_all! { u8 }
| ---------------------------------------------------------------------------- in this macro invocation
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
help: add a `self` receiver parameter to make the associated `fn` a method
|
8 | fn shl_assign(&self) {
| ^^^^^
error[E0425]: cannot find value `other` in this scope
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:9:26
|
9 | self <<= other
| ^^^^^ not found in this scope
...
20 | shl_assign_impl_all! { u8 }
| ---------------------------------------------------------------------------- in this macro invocation
|
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0658]: language items are subject to change
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:1:1
|
1 | #[lang = "shl_assign"]
| ^^^^^^^^^^^^^^^^^^^^^^
|
= help: add `#![feature(lang_items)]` to the crate attributes to enable
warning: anonymous parameters are deprecated and will be removed in the next edition.
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:3:19
|
3 | fn shl_assign(impl Clone);
| ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: impl Clone`
|
= note: `#[warn(anonymous_parameters)]` on by default
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
= note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
error[E0601]: `main` function not found in crate `perses_node_priority_with_dfs_delta_reduced_mutant`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:1:1
|
1 | / #[lang = "shl_assign"]
2 | | trait ShlAssign {
3 | | fn shl_assign(impl Clone);
4 | | }
... |
19 | | }
20 | | shl_assign_impl_all! { u8 }
| |____________________________________________________________________________^ consider adding a `main` function to `perses_node_priority_with_dfs_delta_reduced_mutant.rs`
error[E0152]: found duplicate lang item `shl_assign`
--> perses_node_priority_with_dfs_delta_reduced_mutant.rs:2:1
|
2 | / trait ShlAssign {
3 | | fn shl_assign(impl Clone);
4 | | }
| |_^
|
= note: the lang item is first defined in crate `core` (which `std` depends on)
= note: first definition in `core` loaded from /home/cnsun/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-c8ded1707ad10767.rlib
= note: second definition in the local crate (`perses_node_priority_with_dfs_delta_reduced_mutant`)
thread 'rustc' panicked at 'assertion failed: `(left == right)`
left: `1`,
right: `0`', compiler/rustc_typeck/src/check/method/mod.rs:357:9
stack backtrace:
0: rust_begin_unwind
at /rustc/716394d6581b60c75cfdd88b8e5b876f2db88b62/library/std/src/panicking.rs:493:5
1: core::panicking::panic_fmt
at /rustc/716394d6581b60c75cfdd88b8e5b876f2db88b62/library/core/src/panicking.rs:92:14
2: core::panicking::assert_failed_inner
3: core::panicking::assert_failed
4: rustc_typeck::check::method::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::lookup_method_in_trait
5: rustc_typeck::check::op::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::lookup_op_method
6: rustc_typeck::check::op::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_overloaded_binop
7: rustc_typeck::check::op::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_binop_assign
8: rustc_typeck::check::expr::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_expr_with_expectation
9: rustc_typeck::check::fn_ctxt::checks::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_block_with_expected
10: rustc_typeck::check::expr::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_expr_with_expectation
11: rustc_typeck::check::expr::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_return_expr
12: rustc_typeck::check::check::check_fn
13: rustc_typeck::check::inherited::InheritedBuilder::enter
14: rustc_typeck::check::typeck
15: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
16: rustc_data_structures::stack::ensure_sufficient_stack
17: rustc_query_system::query::plumbing::force_query_with_job
18: rustc_query_system::query::plumbing::get_query_impl
19: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::typeck
20: rustc_middle::ty::<impl rustc_middle::ty::context::TyCtxt>::par_body_owners
21: rustc_typeck::check::typeck_item_bodies
22: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
23: rustc_data_structures::stack::ensure_sufficient_stack
24: rustc_query_system::query::plumbing::force_query_with_job
25: rustc_query_system::query::plumbing::get_query_impl
26: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::typeck_item_bodies
27: rustc_session::utils::<impl rustc_session::session::Session>::time
28: rustc_typeck::check_crate
29: rustc_interface::passes::analysis
30: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
31: rustc_data_structures::stack::ensure_sufficient_stack
32: rustc_query_system::query::plumbing::force_query_with_job
33: rustc_query_system::query::plumbing::get_query_impl
34: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::analysis
35: rustc_interface::passes::QueryContext::enter
36: rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter
37: rustc_span::with_source_map
38: rustc_interface::interface::create_compiler_and_run
39: scoped_tls::ScopedKey<T>::set
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
error: internal compiler error: unexpected panic
note: 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 1.54.0-nightly (716394d65 2021-05-03) running on x86_64-unknown-linux-gnu
query stack during panic:
#0 [typeck] type-checking `<impl at perses_node_priority_with_dfs_delta_reduced_mutant.rs:7:9: 11:10>::shl_assign`
#1 [typeck_item_bodies] type-checking all item bodies
#2 [analysis] running analysis passes on this crate
end of query stack
error: aborting due to 7 previous errors; 1 warning emitted
Some errors have detailed explanations: E0152, E0412, E0424, E0425, E0601, E0658.
For more information about an error, try `rustc --explain E0152`.