memtx space:drop triggers assertion in transaction manager #7757
Description
Steps to reproduce
os.execute('rm -rf *.snap *.xlog *.vylog 512')
box.cfg{memtx_use_mvcc_engine = true}
s = box.schema.space.create('s')
s:create_index('pk')
s:insert{0}
s:get{0}
s:drop()
os.exit()Actual behavior
Assertion failed: (story != NULL), function memtx_tx_track_read_story_slow, file memtx_tx.c, line 2754.Expected behavior
Script successfully exits.