alt/test_serialization_alt3.nit:40,1--51,3: Warning: superfluous use of `noserialize`.
# Nit:
<A: true a 0.123 1234 asdf false>

# Json:
{"__kind": "obj", "__id": 0, "__class": "A","b": true,"c": {"__kind": "char", "__val": "a"},"f": 0.123,"i": 1234,"s": "asdf","n": null,"array": {"__kind": "obj", "__id": 1, "__class": "Array","__items": [88,"hello",null]}}

# Nit:
<B: <A: false b 123.123 2345 hjkl true> 1111 qwer>

# Json:
{"__kind": "obj", "__id": 0, "__class": "B","b": false,"c": {"__kind": "char", "__val": "b"},"f": 123.123,"i": 2345,"s": "hjkl","n": 12,"array": {"__kind": "obj", "__id": 1, "__class": "Array","__items": [88,"hello",null]}}

# Nit:
<C: <A: true a 0.123 1234 asdf false> <B: <A: false b 123.123 2345 hjkl true> 1111 qwer>>

# Json:
{"__kind": "obj", "__id": 0, "__class": "C","a": {"__kind": "obj", "__id": 1, "__class": "A","b": true,"c": {"__kind": "char", "__val": "a"},"f": 0.123,"i": 1234,"s": "asdf","n": null,"array": {"__kind": "obj", "__id": 2, "__class": "Array","__items": [88,"hello",null]}},"b": {"__kind": "obj", "__id": 3, "__class": "B","b": false,"c": {"__kind": "char", "__val": "b"},"f": 123.123,"i": 2345,"s": "hjkl","n": 12,"array": {"__kind": "obj", "__id": 4, "__class": "Array","__items": [88,"hello",null]}},"aa": {"__kind": "ref", "__id": 1}}

# Nit:
<D: <B: <A: false b 123.123 2345 new line ->
<- false> 1111 	f"
\/> true>

# Json:
{"__kind": "obj", "__id": 0, "__class": "D","b": false,"c": {"__kind": "char", "__val": "b"},"f": 123.123,"i": 2345,"s": "new line ->\n<-","n": null,"array": {"__kind": "obj", "__id": 1, "__class": "Array","__items": [88,"hello",null]},"d": {"__kind": "ref", "__id": 0}}