>> rejected
>> rolling back
stream : .
last   :^
current:^

>> recognized 12E0
>> committing
stream : 12
last   :  ^
current:  ^

>> recognized 12.3E1
>> committing
stream : 12.3e+1
last   :       ^
current:       ^

>> recognized 12.3E1
>> committing
stream : 12.3e1
last   :      ^
current:      ^

>> rejected
>> rolling back
stream : e3
last   :^
current:^

>> recognized 10E0
>> committing
stream : 10ab
last   :  ^
current:  ^

>> recognized 10E3
>> committing
stream : 10e3
last   :    ^
current:    ^

>> recognized 10E-3
>> committing
stream : 10E-3
last   :     ^
current:     ^

>> recognized 0.1E0
>> committing
stream : .10
last   :   ^
current:   ^

>> recognized 0.1E3
>> committing
stream : .10e3
last   :     ^
current:     ^

>> recognized 10E0
>> committing
stream : 10.
last   :   ^
current:   ^

>> recognized 10.3E44
>> committing
stream : 10.3e44
last   :       ^
current:       ^

>> rejected
>> rolling back
stream : AAA
last   :^
current:^

>> recognized (REL_1,REL_1)
>> committing
stream : A1
last   :  ^
current:  ^

>> recognized (REL_2,REL_23)
>> committing
stream : b23
last   :   ^
current:   ^

>> recognized (REL_28,ABS_10)
>> committing
stream : ab$10
last   :     ^
current:     ^

>> recognized (ABS_6,ABS_235)
>> committing
stream : $f$235
last   :      ^
current:      ^

>> recognized (REL_244,ABS_1)
>> committing
stream : ij$1
last   :    ^
current:    ^