{"seq_num": 0, "command": "sync", "file_name": "f", "content": "inductive foo : Type"}
{"seq_num": 1, "command": "sync", "file_name": "f", "content": "inductive foo : Type\n| bar : foo"}
{"seq_num": 2, "command": "sync", "file_name": "f", "content": "inductive foo : Type\n| bar : foo\nd"}
{"seq_num": 3, "command": "sync", "file_name": "f", "content": "inductive foo : Type\n| bar : foo\ndef"}
{"seq_num": 4, "command": "sync", "file_name": "f", "content": "inductive foo : nat → nat → Prop"}
{"seq_num": 5, "command": "sync", "file_name": "f", "content": "inductive foo : nat → nat → Prop\n"}
{"seq_num": 6, "command": "sync", "file_name": "f", "content": "inductive foo : nat → nat → Prop\n\n"}
{"seq_num": 7, "command": "sync", "file_name": "f", "content": "inductive foo : nat → nat → Prop\n\n\n"}
{"seq_num": 8, "command": "sync", "file_name": "f", "content": ""}
{"seq_num": 9, "command": "sync", "file_name": "f", "content": "import system.io\n"}
