ErrLookup › rust-lang/rust

rust-lang/rust

Empowering everyone to build reliable and efficient software. · Rust · ★ 115,112

Analyzed at 22057b88b0 on 2026-08-03. 278 documented errors.

Code / MessageTypeSeverityTags
unsupported integer: {self:?}
panic critical rustc, abi, codegen, integer, ice
unsupported float: {self:?}
panic critical rustc, abi, codegen, float, ice
`homogeneous_aggregate` should not be called for scalable ve
panic critical rustc, abi, simd, scalable-vector, ice
aggregates can't have `FieldsShape::Primitive`
panic critical rustc, abi, layout, aggregate, ice
unreachable: invalid ExternAbi variant
panic critical rustc, abi, serialization, extern-abi, ice
assignment does not match variant
panic critical rustc, coroutine, async, layout, ice
Expected multi-variant layout in `Layout::for_variant`
panic critical rustc, enum, layout, variant, ice
a multi-variant layout should have `Arbitrary` fields
panic critical rustc, enum, layout, padding, ice
alt layout should always work
panic critical rustc, struct-layout, niche-optimization, ice
alt layout should have a niche like the regular one
panic critical rustc, struct-layout, niche-optimization, ice
layout decided on a larger discriminant type ({min_ity:?}) t
panic critical rustc, abi, layout, enum, discriminant, compiler-ice
encountered a non-arbitrary layout during enum layout
panic critical rustc, abi, layout, enum, scalar-pair, compiler-ice
obj_size_bound: unknown pointer bit size {bits}
panic error rustc, abi, target-spec, pointer, compiler-ice
ptr_sized_integer: unknown pointer bit size {bits}
panic error rustc, abi, target-spec, pointer, codegen
Use of unknown address space {c:?}
panic error rustc, abi, target-spec, address-space, compiler-ice
Size::bits: {bytes} bytes in bits doesn't fit in u64
panic critical rustc-abi, size, overflow, panic, layout
Size::add: {} + {} doesn't fit in u64
panic critical rustc-abi, size, overflow, panic, layout
Size::sub: {} - {} would result in negative size
panic critical rustc-abi, size, underflow, panic, layout
Size::mul: {} * {} doesn't fit in u64
panic critical rustc-abi, size, overflow, panic, layout, array
cannot change the valid range of a union
panic error rustc-abi, scalar, union, niche, layout, panic
FieldsShape::offset: `Primitive`s have no fields
panic error rustc-abi, fieldsshape, unreachable, layout, scalar
`NumScalableVectors(0)` is illformed
panic error rustc-abi, scalable-vector, simd, invariant, panic, diagnostic
`NumScalableVectors(N)` for N>8 is illformed
panic error rustc-abi, scalable-vector, simd, invariant, panic, diagnostic
`is_signed` on non-scalar ABI {self:?}
panic error rustc-abi, backendrepr, scalar, signedness, panic, abi
Layout of fields should be Arbitrary for variants
panic critical rustc-abi, variantlayout, fieldsshape, invariant, panic, layout, enum
if we had an explicit self, we wouldn't be here
panic error rustc, internals, unreachable, ast, self-receiver
empty prefix in a simple import
panic error rustc, internals, ast, use-tree, invariant
`UseTree::ident` can only be used on a simple import
panic error rustc, internals, ast, use-tree, api-misuse
attribute is missing tokens: {self:?}
panic error rustc, internals, ast, attributes, invariant
Should be `AttrTokenTree::Delimited`, not delim tokens: {:?}
panic error rustc, internals, attr-tokenstream, attributes, invariant
cloning statement `NodeId`s is prohibited by default, the vi
panic error rustc, internals, mut-visitor, node-id, invariant
Attempted to encode LazyAttrTokenStream
panic critical rustc, internals, tokenstream, serialization, incr-comp
Attempted to decode LazyAttrTokenStream
panic critical rustc, internals, tokenstream, deserialization, incr-comp, cache
Attempted to compute stable hash for LazyAttrTokenStream
panic critical rustc, internals, tokenstream, stable-hash, incr-comp
Unexpected last token {last_token:?}
panic error rustc, internals, tokenstream, attributes, token-gluing
missing tokens for node: {:?}
panic critical rustc, ice, ast, macro, tokenstream
parent should be Delimited
panic critical rustc, ice, ast, tokenstream, cursor
failed to unescape byte literal
panic critical rustc, ice, lexer, literal, byte
failed to unescape char literal
panic critical rustc, ice, lexer, literal, char
{op:?} is not a register operand
panic critical rustc, ice, inline-asm, lowering, register
shouldn't exist here
panic critical rustc, ice, ast-lowering, macro-expansion, block
`Self` generic param is not found while expected
panic critical rustc, ice, delegation, generics, self-type, nightly
must be at least one segment
panic critical rustc, ice, delegation, path, resolver, nightly
until inherent methods are supported
panic critical rustc, ice, delegation, qpath, inherent-methods, nightly
must contain self type as `SelfTy` propagation kind is speci
panic error rustc, ast-lowering, delegation, ice, nightly
arg must exist for infer
panic error rustc, ast-lowering, delegation, generics, ice
non-`async`/`gen` closure body turned `async`/`gen` during l
panic error rustc, ast-lowering, closure, coroutine, async, ice
already handled
panic error rustc, ast-lowering, ice, unreachable
{:?} shouldn't exist here
panic error rustc, ast-lowering, macro-expansion, ice, proc-macro
use of `await` outside of an async context.
panic error rustc, ast-lowering, async, await, ice
Failed to remove {path}: {err}
panic error rustc, cranelift, build-system, io, filesystem
Failed to read contents of {path}: {err}
panic error rustc, cranelift, build-system, io, filesystem
Failed to remove {path}: {err}
panic error rustc, cranelift, build-system, io, filesystem
failed to create {dst:?}: {e}
panic error build-system, filesystem, cg-clif, panic, io
failed to copy {src:?}->{dst:?}: {e}
panic error build-system, filesystem, cg-clif, panic, io
Failed to spawn cargo: {}
panic critical cg-clif, launcher, process-spawn, unix, rustup
Failed to spawn rustc: {}
panic critical cg-clif, launcher, process-spawn, unix, rustup
Failed to spawn rustdoc: {}
panic critical cg-clif, launcher, process-spawn, unix, rustup, rustdoc
CG_CLIF_JIT_ARGS not unicode: {:?}
panic error cg-clif, config, environment, unicode, jit
Path component {:?} of path {} is an invalid filename
panic error cg-clif, debuginfo, gimli, path-handling, panic
cannot allocate registers
panic error cg-clif, inline-asm, register-allocation, codegen, panic
prologue for {:?}
panic error rustc, cranelift, inline-asm, codegen, unimplemented, target-arch
epilogue for {:?}
panic error rustc, cranelift, inline-asm, codegen, unimplemented, target-arch
epilogue_noreturn for {:?}
panic error rustc, cranelift, inline-asm, codegen, unimplemented, noreturn, target-arch
save_register for {:?}
panic error rustc, cranelift, inline-asm, codegen, unimplemented, registers, target-arch
restore_register for {:?}
panic error rustc, cranelift, inline-asm, codegen, unimplemented, registers, target-arch
{:?}
panic error rustc, cranelift, unwind, debuginfo, codegen, unimplemented, eh-frame
not implemented
panic error rustc, gcc, gccjit, codegen, unimplemented, linkage, ffi
function ptr
panic error rustc, gcc, gccjit, codegen, expect, function-pointer, opaque-pointer
pointee type
panic error rustc, gcc, gccjit, codegen, expect, pointer-arithmetic, gep, opaque-pointer
first index in inbounds_gep
panic error rust, codegen, gcc, gccjit, gep, pointer, panic
not implemented
panic error rust, codegen, gcc, gccjit, pointer, cast, unimplemented
internal error: entered unreachable code
panic critical rust, codegen, gcc, gccjit, fcmp, float, ice, unreachable
`rustc_codegen_gcc` doesn't support scalable vectors yet
panic error rust, codegen, gcc, gccjit, simd, scalable-vectors, sve, unimplemented
Called extract_element on a non-vector type
panic error rust, codegen, gcc, gccjit, simd, libgccjit, panic
i64::try_from
panic critical codegen-gcc, panic, integer-overflow, internal-compiler-error
Unexpected type {:?}
panic critical codegen-gcc, panic, type-mismatch, internal-compiler-error
vector type
panic error rust, codegen-gcc, simd, vector, shuffle, panic
mask should be of struct type
panic error rust, codegen-gcc, simd, shuffle, mask, panic
internal error: entered unreachable code
panic error symbols, monomorphization, codegen, rustc
func
panic error rustc-codegen-gcc, codegen, undef, panic, option-expect
struct type
panic error rustc-codegen-gcc, codegen, struct, type, panic, option-expect
`static_addr_of_mut` did not add the global to `self.global_
panic error rustc-codegen-gcc, statics, global-lvalues, master-feature, panic
not implemented
panic error rustc-codegen-gcc, statics, bool, unimplemented, codegen
const_alloc_to_gcc_uncached: could not read relocation point
panic error rustc-codegen-gcc, consts, allocation, provenance, relocation, panic
Can't get the layout of `i128`
panic critical rustc-codegen-gcc, target-spec, data-layout, i128, panic, option-expect
not implemented
panic error rustc-codegen-gcc, target-cpu, native, master-feature, libgccjit, unimplemented
element type
panic error rustc-codegen-gcc, ice, i128, libgccjit, type-reflection
get element type
panic error rustc-codegen-gcc, ice, i128, lshr, libgccjit
unexpected additive operation {:?}
panic error rustc-codegen-gcc, ice, binaryop, additive, i128
tried to get overflow intrinsic for op applied to non-int ty
panic error rustc-codegen-gcc, ice, overflow, type-mismatch, tykind
internal error: entered unreachable code
panic error rustc-codegen-gcc, ice, overflow, i128, compiler-rt
non-array a value
panic error rustc-codegen-gcc, ice, overflow, i128, libgccjit
unexpected integer size
panic error rustc-codegen-gcc, ice, overflow, integer-width, i128
cannot cast a non-native integer to type {:?}
panic error rust, codegen, gcc, libgccjit, i128, float-cast, panic
cannot cast a {:?} to non-native integer
panic error rust, codegen, gcc, libgccjit, float-cast, i128, panic
Kind: {:?}
panic error rust, codegen, gcc, libgccjit, types, panic
vector type
panic error rust, codegen, gcc, libgccjit, simd, avx512, x86
last arg
panic error rustc-codegen-gcc, avx512, simd, gcc, intrinsic, panic
Cannot load libgccjit.so: {}
panic critical rustc-codegen-gcc, libgccjit, dlopen, shared-library, toolchain, panic
Could not load libgccjit.so. Attempted paths: {:#?}
panic critical rustc-codegen-gcc, libgccjit, sysroot, toolchain, codegen-backend, panic
Architecture {arch} does not support GpuKernel calling conve
panic error rustc-codegen-llvm, abi, gpu, amdgpu, nvptx64, calling-convention, panic
LLVM error: {}
exception error rustc-codegen-llvm, archive, rlib, llvm, linker, io-error
couldn't open rlib
panic critical rustc, lto, codegen, filesystem, linker
couldn't map rlib
panic critical rustc, lto, codegen, mmap, filesystem
wanted an rlib
panic critical rustc, lto, codegen, archive, corruption
corrupt rlib
panic critical rustc, lto, codegen, archive, corruption
valid UTF-8
panic error rustc, self-profile, llvm, ffi, utf8
non-UTF8 diagnostic
panic error rustc, llvm, linker, pgo, utf8
slice element type unknown
panic error rustc, autodiff, enzyme, codegen, nightly
unsized locals must not be `extern` types
panic error rustc, codegen, unsized-locals, extern-types, nightly
LLVM does not have support for cleanuppad
panic error llvm, code-generation, windows, exception-handling, panic
LLVM does not have support for cleanupret
panic error llvm, code-generation, windows, exception-handling, panic
LLVM does not have support for catchpad
panic error llvm, code-generation, windows, exception-handling, panic
LLVM does not have support for catchswitch
panic error llvm, code-generation, windows, exception-handling, panic
LLVM does not have support for catchret
panic error llvm, code-generation, windows, exception-handling, panic
got a non-UTF8 data-layout from LLVM
panic error llvm, target, data-layout, ffi, panic, abi
unknown coverage mapping version reported by `llvm-wrapper`:
panic error llvm, coverage, instrumentation, version-mismatch, panic
This rustc version was not built with LLVM Offload support!
panic error llvm, gpu, offload, build-feature, panic
unsupported Apple pointer width {pointer_width:?}
panic critical apple, mach-o, codegen, target-spec, relocation
unsupported cpu type {cpu}
panic critical msvc, windows, import-library, coff, archive
unsupported arch {arch}
panic critical mingw, windows-gnu, dlltool, import-library, archive
archive member at offset {start} with size {} exceeds archiv
exception error archive, rlib, io, corruption, ar
{context}: {err}
exception error archive, io, filesystem, rename, windows
LLVM bitcode object in C static library (LTO not supported)
exception error lto, static-library, clang, linking, bitcode
LTO object in C static library is not supported
exception error lto, static-library, gcc, clang, linking
can't link as reactor on non-wasi target
panic critical msvc, wasi, linker, target-spec, wasm
staticlibs not supported
panic critical llbc, linker-flavor, wasm, static-library, lto
failed to open LTO bitcode file `{}`: {}
panic critical lto, incremental, io, bitcode, codegen
failed to mmap LTO bitcode file `{}`: {}
panic error lto, mmap, codegen, filesystem, linking
Error writing pre-lto-bitcode file `{}`: {}
panic error lto, incremental, filesystem, codegen, io
argument to `panic!()` in a const context must have type `&s
validation error const-eval, panic, compiler-error, diagnostic
file locks not supported on this platform
exception error platform, file-lock, portability, unsupported
aborting due to `-Z treat-err-as-bug=1`
panic critical compiler-internal, treat-err-as-bug, abort, diagnostic
aborting after {n} errors due to `-Z treat-err-as-bug={n}`
panic critical compiler-internal, treat-err-as-bug, abort, diagnostic
{env_var} env var: {err}
validation error proc-macro, build-env, bootstrap, rustc-internal
attributes not supported on queries
validation error proc-macro, rustc-internal, query-system, macro-parse
attributes must be outer attributes (`///`), not inner attri
validation error proc-macro, rustc-internal, query-system, macro-parse
duplicate modifier
validation error rustc-internals, proc-macro, query-system, compile-error
unknown query modifier
validation error rustc-internals, proc-macro, query-system, compile-error
Expected a string literal
validation error rustc-internals, proc-macro, query-system, compile-error, documentation
REAL_LIBRARY_PATH_VAR
panic critical rustc-internals, build-script, llvm, environment, bootstrap
command did not execute successfully: {:?} expected success,
panic critical rustc-internals, build-script, llvm, llvm-config, environment
LLVM_CONFIG was not set
panic critical rustc-internals, build-script, llvm, environment, bootstrap
TARGET was not set
panic critical rustc-internals, build-script, cargo, environment
HOST was not set
panic critical rustc-internals, build-script, cargo, environment
require llvm component {component} but wasn't found
panic critical rustc-internals, build-script, llvm, llvm-config, linking
wrong command used for building
panic critical rustc-internals, build-script, bootstrap, environment
cannot derive on union
panic error rustc-macros, derive, serialization, union
error parsing stable_hash
panic error rustc-macros, derive, stable-hash, attributes
cannot derive on union
panic error rustc-macros, derive, stable-hash, union
cannot derive on union
panic error rustc-macros, derive, type-foldable, union
cannot derive on union
panic error rustc-macros, derive, type-visitable, union
cannot derive on union
panic error rustc-macros, derive, ast-visitable, union
decode error: {e}
panic critical rustc-metadata, rmeta, decoding, corruption, odht
Unexpected external source {src:?}
panic critical rustc-metadata, rmeta, encoder, source-map, span, ice
Already encoded SourceMap!
panic critical rustc-metadata, rmeta, encoder, source-map, span, ice
cannot export more than U32_MAX files
panic critical rustc, metadata, encoder, limits
Unexpected {} code: {:?}
panic critical rustc, metadata, decoder, version-mismatch
Invalid DepKind {u}
panic critical rustc, dep-graph, incremental, version-mismatch
Query label {label} does not exist
panic error rustc, dep-graph, query, debugging
local id should be u32, found {local_id:?}
panic critical rustc, dep-graph, incremental, hir
forbidden edge {:?} -> {:?} created
panic critical rustc, dep-graph, internal, debug-only
Cannot summarize when dependencies are not recorded.
panic critical rustc, dep-graph, internal, incremental
try_mark_previous_green() - forcing failed to set a color
panic critical rustc, dep-graph, incremental, internal
RUST_FORBID_DEP_GRAPH_EDGE invalid: {}
panic error rustc, incremental-compilation, debug-only, env-var, dep-graph
Error: trying to record dependency on DepNode {dep_node} in
panic critical rustc, incremental-compilation, ice, dep-graph, query-system
counting sort fills every slot of a kind's range
panic critical rustc, incremental-compilation, dep-graph, cache-corruption, deserialization
Error: A dep graph node ({kind:?}) does not have an unique i
panic critical rustc, incremental-compilation, dep-graph, fingerprint, ice
dep node {prev_index:?} is unexpectedly red
panic critical rustc, incremental-compilation, dep-graph, race-condition, ice
not a module: {node:?}
panic critical rustc, hir, modules, ice
processing delegation
panic critical rustc, hir, delegation, ice
no sub-expr expected for {:?}
panic critical rustc, hir, never-type, unreachable, ice
no sub-expr expected for {parent_node:?}
panic critical rustc, hir, never-type, unreachable, ice
Not a HIR owner
panic critical rustc, hir, owner, ice
invalid level/lint_id combination
panic error rustc, lint, internal, assertion, compiler-ice
this deprecation is always in effect; {since:?}
panic error rustc, stability, deprecation, internal, compiler-ice
range should be nonempty
panic error rustc, mir, const-eval, interpreter, init-mask, assertion
there must be provenance somewhere here
panic error rustc, mir, const-eval, interpreter, provenance, internal, compiler-ice
an interpreter error got improperly discarded; use `discard_
panic error rustc, mir, const-eval, interpreter, error-handling, must-use
statics should not have generic parameters
panic error rustc, mir, const-eval, statics, generics, internal, compiler-ice
got a pointer where a ScalarInt was expected
panic error rustc, mir, const-eval, interpreter, scalar, provenance, assertion
required_consts for {:?} have not yet been set
panic error rustc, mir, mir-body, query, pipeline, internal
mentioned_items for {:?} have not yet been set
panic error rustc, mir, mir-body, query, pipeline, internal
Invalid tag for ClearCrossCrate: {tag:?}
panic critical rustc, incremental-compilation, deserialization, cache-corruption
invalid terminator state
panic critical rustc, mir, internal-invariant, compiler-pass
IO error creating MIR dump directory: {parent:?}; {e}
exception error rustc, mir-dump, io-error, filesystem
IO error creating MIR dump file: {file_path:?}; {e}
exception error rustc, mir-dump, io-error, filesystem
destructed mir constant of adt without variant idx
panic critical rustc, mir, const-eval, internal-invariant
expected subslice projection on fixed-size array
panic critical rustc, mir, const-generics, internal-invariant
projecting to field of non-ADT {ty}
panic critical rustc, mir, type-system, internal-invariant
could not compute layout for {ty:?}: {e:?}
panic critical rustc, mir, layout, debug-assert, const-eval
Invalid scalar type {val:?}
panic critical rustc, mir, scalar, debug-assert, const-eval
CGU symbol name accessed before setting
panic critical rustc, ice, codegen-unit, symbol-mangling, internal-compiler-error
Could not find work-product for CGU `{}`
panic critical rustc, incremental-compilation, codegen-unit, work-product, cache-corruption
size of T must match erased type <T as Erasable>::Storage
panic critical rustc, erasable, type-erasure, monomorphization, internal-compiler-error
non-empty waiters vec
panic critical rustc, query-system, deadlock, race-condition, internal-compiler-error
Incremental cache file size overflowed u64.
panic critical rustc, incremental-compilation, on-disk-cache, cache-corruption, internal-compiler-error
failed to lookup `SourceFile` in new context
panic critical rustc, incremental-compilation, on-disk-cache, source-map, cache-corruption
Bad hash {:?} (map {:?})
panic critical rustc, incremental-compilation, on-disk-cache, hygiene, macro-expansion, cache-corruption
Failed to convert DefPathHash {def_path_hash:?}
panic critical rustc, incremental-compilation, on-disk-cache, def-path-hash, cache-corruption
cannot decode `AttrId` with `CacheDecoder`
panic critical rustc, incremental-compilation, on-disk-cache, attrid, serialization, internal-compiler-error
trying to decode `DefIndex` outside the context of a `DefId`
panic critical rustc, incremental-compilation, on-disk-cache, defindex, defid, serialization, internal-compiler-error
Failed to get parent for {child:?}
panic critical rustc-ice, specialization, coherence, nightly, compiler-internal
variant_with_id: unknown variant
panic critical rustc-ice, adt, hir, incremental, compiler-internal
expected to be able to unify goal projection with dyn's proj
panic critical rustc-ice, next-solver, dyn, associated-types, nightly, compiler-internal
Sized/MetaSized is never const
panic error rustc-ice, const-traits, host-effects, sized, nightly, compiler-internal
Fn* are not yet const
panic error rustc-ice, const-traits, host-effects, fn-ptr, nightly, not-yet-implemented
AsyncFn* are not yet const
panic error rustc-ice, const-traits, host-effects, async-fn, nightly, not-yet-implemented
AsyncFnKindHelper is not const
panic error rustc-ice, const-traits, host-effects, async-closures, nightly, compiler-internal
Tuple trait is not const
panic error rustc-ice, const-traits, host-effects, tuple, auto-traits, nightly, compiler-internal
Pointee is not const
panic error rustc-ice, const-traits, host-effects, pointee, dst, nightly, compiler-internal
Future is not const
panic error rustc-ice, const-traits, host-effects, future, async, nightly, compiler-internal
FusedIterator is not const
panic critical rustc, trait-solver, const-traits, ice, fusediterator
AsyncIterator is not const
panic critical rustc, trait-solver, const-traits, ice, asynciterator, async
Coroutine is not const
panic critical rustc, trait-solver, const-traits, ice, coroutine
DiscriminantKind is not const
panic critical rustc, trait-solver, const-traits, ice, discriminantkind, marker
TransmuteFrom is not const
panic critical rustc, trait-solver, const-traits, ice, transmute, safe-transmute
BikeshedGuaranteedNoDrop is not const
panic critical rustc, trait-solver, const-traits, ice, marker, no-drop
`TryAsDynCompat` is not const: {:?}
panic critical rustc, trait-solver, const-traits, ice, dyn-compat, try-as-dyn
Unsize is not const
panic critical rustc, trait-solver, const-traits, ice, unsize, coercion
Field is not const
panic critical rustc, trait-solver, const-traits, ice, field-projection
we never retry stalled queries if the parent was erased
panic critical rustc, trait-solver, opaque-types, ice, fast-path, next-solver
this never happens at the root, we're never in erased mode h
panic critical rust, rustc, trait-solver, ice, next-solver, internal-invariant
unexpected orig_value: {ty:?}
panic critical rust, rustc, trait-solver, ice, next-solver, canonicalization, stalled-goals
unexpected orig_value: {ct:?}
panic critical rust, rustc, trait-solver, ice, next-solver, const-generics, canonicalization
ConstEquate should not be emitted when `-Znext-solver` is ac
panic error rust, rustc, trait-solver, ice, next-solver, const-generics, const-equate
unexpected nested goal in `relate`: {p:?}
panic critical rust, rustc, trait-solver, ice, next-solver, type-relation, delegate
Params should have been canonicalized to placeholders
panic critical rust, rustc, trait-solver, ice, next-solver, regions, canonicalization, lifetimes
unexpected root evaluation: {evaluation:?}
panic error rust, rustc, trait-solver, ice, next-solver, proof-trees, inspector, debugging
unexpected const kind: {:?}
panic critical rust, rustc, trait-solver, ice, next-solver, const-generics, generic-const-exprs
non-rigid unevaluated constant for compute_const_arg_has_typ
panic error rust, rustc, trait-solver, ice, next-solver, const-generics, generic-const-exprs, alias-types
`feature(generic_const_exprs)` is not supported in the new t
panic error rust, rustc, trait-solver, next-solver, const-generics, generic-const-exprs, unsupported-feature
`ConstKind::Param` should have been canonicalized to `Placeh
panic critical rustc, trait-solver, const-generics, compiler-internal, ice
escaping bound vars in {:?}
panic critical rustc, trait-solver, const-generics, higher-ranked, compiler-internal, ice
reservation impl for trait with assoc item: {:?}
panic critical rustc, trait-solver, reservation-impl, associated-types, compiler-internal, ice
expected projection, found {kind:?}
panic critical rustc, trait-solver, alias-normalization, compiler-internal, ice
trait aliases do not have associated types: {:?}
panic critical rustc, trait-solver, trait-alias, associated-types, compiler-internal, ice
`Sized`/`MetaSized` does not have an associated type: {:?}
panic critical rustc, trait-solver, sized, builtin-traits, associated-types, compiler-internal, ice
`Copy`/`Clone` does not have an associated type: {:?}
panic critical rustc, trait-solver, copy-clone, builtin-traits, associated-types, compiler-internal, ice
`FnPtr` does not have an associated type: {:?}
panic critical rustc, trait-solver, fn-ptr, builtin-traits, associated-types, compiler-internal, ice
no such associated type in `AsyncFn*`: {:?}
panic critical rust, rustc, trait-solver, next-solver, ice, panic, async, associated-type, builtin-impl
`Tuple` does not have an associated type: {:?}
panic critical rust, rustc, trait-solver, next-solver, ice, panic, builtin-impl, associated-type, tuple
unexpected self ty `{:?}` when normalizing `<T as Pointee>::
panic critical rust, rustc, trait-solver, next-solver, ice, panic, pointee, metadata, inference, projection
`FusedIterator` does not have an associated type: {:?}
panic critical rust, rustc, trait-solver, next-solver, ice, panic, builtin-impl, associated-type, fused-iterator
unexpected associated item `{:?}` for `{self_ty:?}`
panic critical rust, rustc, trait-solver, next-solver, ice, panic, coroutine, associated-type, builtin-impl
`Unsize` does not have an associated type: {:?}
panic critical rust, rustc, trait-solver, next-solver, ice, panic, builtin-impl, unsize, associated-type
discr subgoal...
panic critical rust, rustc, trait-solver, next-solver, ice, unimplemented, unsafe-binder, discriminant, builtin-impl
unexpected self ty `{:?}` when normalizing `<T as Discrimina
panic critical rust, rustc, trait-solver, next-solver, ice, panic, discriminant, inference, projection
`Destruct` does not have an associated type: {:?}
panic critical rust, rustc, trait-solver, next-solver, ice, panic, builtin-impl, destruct, associated-type
`TransmuteFrom` does not have an associated type: {:?}
panic critical rust, rustc, trait-solver, next-solver, ice, panic, builtin-impl, transmute, associated-type
`BikeshedGuaranteedNoDrop` does not have an associated type:
panic critical rustc, trait-solver, next-solver, ice, bikeshed-guaranteed-no-drop, projection
unexpected associated type {:?} in `Field`
panic critical rustc, trait-solver, next-solver, ice, field-projection, lang-item
try_as_dyn helper trait doesn't have assoc types
panic critical rustc, trait-solver, next-solver, ice, try-as-dyn, reflection
expected free alias, found {kind:?}
panic critical rustc, trait-solver, next-solver, ice, type-alias, checked-type-aliases, type-alias-impl-trait
References to inherent associated consts should have been bl
panic critical rustc, trait-solver, next-solver, ice, inherent-associated-types, inherent-associated-const
expected inherent alias, found {kind:?}
panic critical rustc, trait-solver, next-solver, ice, inherent-associated-types, alias-dispatch
no such thing as an opaque const
panic critical rustc, trait-solver, next-solver, ice, opaque-types, impl-trait
unexpected type `{ty:?}`
panic critical rustc, trait-solver, next-solver, ice, bikeshed-guaranteed-no-drop, inference, bound-var
unexpected infer {a_ty:?} {b_ty:?}
panic critical rustc, trait-solver, next-solver, ice, unsize, coercion, inference
unexpected type `{self_ty:?}`
panic critical rustc, trait-solver, next-solver, ice, try-as-dyn, reflection, inference
expected error
panic critical compiler-ice, lexer, raw-identifiers, edition-2021
no error found for supposedly invalid raw string literal
panic critical compiler-ice, lexer, raw-strings
non-is_byte literal paired with NonAsciiCharInByte
panic critical compiler-ice, lexer, escape-sequences, byte-literals
file modules must have an attribute to exclude
panic critical compiler-ice, parser, modules, attributes
because the current token is a '{'
panic critical compiler-ice, parser, cfg-select, unstable-feature
This method is not called in free functions, as patterns are
panic critical compiler-ice, parser, fn-signatures, error-recovery
Failed to resolve `{def:?}` with `{args:?}`
exception error rustc-public, monomorphization, generic-args, compiler-api
Item requires monomorphization
exception error rust, mir, monomorphization, generics
Item kind `{:?}` cannot be converted
exception error rust, mir, instance, conversion
Expected a static item, but found: {value:?}
exception error rust, mir, static, conversion
{self:?}
exception error rust, mir, const-eval, stable-conversion
Const `{cnst:?}` cannot be encoded as u64
exception error rust, const, usize, mir
Cannot create a zero-sized constant for type `{ty_internal}`
exception error rust, const, layout, zst
Cannot create a zero-sized constant for type `{ty_internal}`
exception error rust, const, zst, layout
Value overflow: cannot convert `{value}` to `{ty_internal}`.
exception error rust, const, overflow, uint
Failed to get ABI for `{fn_abi_request:?}`: {err:?}
exception error rustc, rustc-public, abi, layout, compiler-internals
Failed to get layout for `{ty}`: {err}
exception error rustc, rustc-public, layout, compiler-internals, monomorphization