Alvin had no idea what was happening on the distant outskirts of the Solar System.
He had even less idea that Thanos had driven all the Bugs to the outskirts of the Solar System, intending to set the Milky Way Galaxy ablaze with war.
No one knew what the arrival of these massive swarms would bring!
The Ancient One was stationed in the Dark Dimension, where she could effectively hold back the Bugs' assault.
Absolute darkness could completely destroy a creature's sense of direction. Without special abilities or exceptional luck, anyone in the vast Dark Dimension would do nothing but get lost, get lost, and get lost.
So the Ancient One wasn't hunting down the Bugs in the Dark Dimension. She was more concerned with whether Carol Danvers lived or died.
The "struggle" and "survival" of Captain Marvel would determine what action the Kree, dormant for many years, would take.
As a perfect Electronic Life, the Supreme Intelligence held dominion over the entire Kree Empire.
This Electronic Life had discovered the problem with the universe long ago. It seemed there was something vaguely controlling the course of life, and even it, an Electronic Life, had failed to escape that control.
Carol was a test of "Fate" by the Supreme Intelligence. If Carol died or failed,
the Supreme Intelligence, with no other options, could only go all in and wage war on the Solar System, then try to occupy it and see whether the "Light of Freedom" would illuminate it.
That was why the Ancient One had never wanted Alvin to chop Carol down. Earth wasn't ready, and neither was the Solar System.
The last batch of space refugees had wiped out Earth's fleet. If they truly faced the Kree at full strength, perhaps with other species joining them...
Earth didn't