The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

Nullability of reference types in type of parameter 'other' doesn't match implemented member 'bool IEquatable<AbiMethod>.Equals(AbiMethod? other)' (possibly because of nullability attributes).

Nullability of type of parameter 'obj' doesn't match overridden member (possibly because of nullability attributes).

Possible null reference argument for parameter 'path1' in 'string Path.Combine(string path1, string path2)'.

Possible null reference return.

Possible null reference argument for parameter 'input' in 'bool Regex.IsMatch(string input, string pattern)'.

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

Method, operator, or accessor 'Contract_Call.testArgs1(byte)' is marked external and has no attributes on it. Consider adding a DllImport attribute to specify the external implementation.

Method, operator, or accessor 'Contract_Call.testVoid()' is marked external and has no attributes on it. Consider adding a DllImport attribute to specify the external implementation.

The type name 'data' only contains lower-cased ascii characters. Such names may become reserved for the language.

The type name 'del' only contains lower-cased ascii characters. Such names may become reserved for the language.