The job was canceled because "ubuntu-latest" failed.

The modifier 'public' is not valid for this item

The modifier 'private' is not valid for this item

The modifier 'public' is not valid for this item

The modifier 'private' is not valid for this item

The modifier 'private' is not valid for this item

The modifier 'private' is not valid for this item

} expected

The operation was canceled.

Non-nullable field '_pipeHandleAsString' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Cannot convert null literal to non-nullable reference type.

Cannot convert null literal to non-nullable reference type.

Cannot convert null literal to non-nullable reference type.

Nullability of reference types in type of parameter 'x' of 'bool ProjectItemItemSpecEqualityComparer.Equals(IProjectItem x, IProjectItem y)' doesn't match implicitly implemented member 'bool IEqualityComparer<IProjectItem>.Equals(IProjectItem? x, IProjectItem? y)' (possibly because of nullability attributes).

Nullability of reference types in type of parameter 'y' of 'bool ProjectItemItemSpecEqualityComparer.Equals(IProjectItem x, IProjectItem y)' doesn't match implicitly implemented member 'bool IEqualityComparer<IProjectItem>.Equals(IProjectItem? x, IProjectItem? y)' (possibly because of nullability attributes).

Cannot convert null literal to non-nullable reference type.

Nullability of reference types in type of parameter 'exception' of 'void TextWriterLogger.Log<TState>(LogLevel logLevel, EventId eventId, TState state, Exception exception, Func<TState, Exception, string> formatter)' doesn't match implicitly implemented member 'void ILogger.Log<TState>(LogLevel logLevel, EventId eventId, TState state, Exception? exception, Func<TState, Exception?, string> formatter)' (possibly because of nullability attributes).

Nullability of reference types in type of parameter 'x' of 'int TargetFrameworkComparer.Compare(string x, string y)' doesn't match implicitly implemented member 'int IComparer<string>.Compare(string? x, string? y)' (possibly because of nullability attributes).

Nullability of reference types in type of parameter 'y' of 'int TargetFrameworkComparer.Compare(string x, string y)' doesn't match implicitly implemented member 'int IComparer<string>.Compare(string? x, string? y)' (possibly because of nullability attributes).

Unexpected input(s) 'include-prerelease', valid inputs are ['dotnet-version', 'dotnet-quality', 'global-json-file', 'source-url', 'owner', 'config-file', 'cache', 'cache-dependency-path']