273     let let_mut = mut_if(serialized_fields.peek().is_some());  in serialize_tuple_struct()  localVariable
290 …let #let_mut __serde_state = try!(_serde::Serializer::serialize_tuple_struct(__serializer, #type_n…  in serialize_tuple_struct()
337     let let_mut = mut_if(serialized_fields.peek().is_some() || tag_field_exists);  in serialize_struct_as_struct()  localVariable
353 …let #let_mut __serde_state = try!(_serde::Serializer::serialize_struct(__serializer, #type_name, #…  in serialize_struct_as_struct()
376     let let_mut = mut_if(serialized_fields.peek().is_some() || tag_field_exists);  in serialize_struct_as_map()  localVariable
397         let #let_mut __serde_state = try!(_serde::Serializer::serialize_map(__serializer, #len));  in serialize_struct_as_map()
816     let let_mut = mut_if(serialized_fields.peek().is_some());  in serialize_tuple_variant()  localVariable
835                 let #let_mut __serde_state = try!(_serde::Serializer::serialize_tuple_variant(  in serialize_tuple_variant()
847                 let #let_mut __serde_state = try!(_serde::Serializer::serialize_tuple(  in serialize_tuple_variant()
893     let let_mut = mut_if(serialized_fields.peek().is_some());  in serialize_struct_variant()  localVariable
912                 let #let_mut __serde_state = try!(_serde::Serializer::serialize_struct_variant(  in serialize_struct_variant()
941                 let #let_mut __serde_state = try!(_serde::Serializer::serialize_struct(  in serialize_struct_variant()
967     let let_mut = mut_if(serialized_fields.peek().is_some());  in serialize_struct_variant_with_flatten()  localVariable
994                         let #let_mut __serde_state = try!(_serde::Serializer::serialize_map(  in serialize_struct_variant_with_flatten()
1015                 let #let_mut __serde_state = try!(_serde::Serializer::serialize_map(  in serialize_struct_variant_with_flatten()
1029                 let #let_mut __serde_state = try!(_serde::Serializer::serialize_map(  in serialize_struct_variant_with_flatten()