/usr/lib/ is in node-generic-pool 3.1.1-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/nodejs/
/usr/lib/nodejs/generic-pool/
/usr/lib/nodejs/generic-pool/index.js
/usr/lib/nodejs/generic-pool/lib/
/usr/lib/nodejs/generic-pool/lib/DefaultEvictor.js
/usr/lib/nodejs/generic-pool/lib/Deferred.js
/usr/lib/nodejs/generic-pool/lib/Deque.js
/usr/lib/nodejs/generic-pool/lib/DequeIterator.js
/usr/lib/nodejs/generic-pool/lib/DoublyLinkedList.js
/usr/lib/nodejs/generic-pool/lib/DoublyLinkedListIterator.js
/usr/lib/nodejs/generic-pool/lib/Pool.js
/usr/lib/nodejs/generic-pool/lib/PoolDefaults.js
/usr/lib/nodejs/generic-pool/lib/PoolOptions.js
/usr/lib/nodejs/generic-pool/lib/PooledResource.js
/usr/lib/nodejs/generic-pool/lib/PooledResourceStateEnum.js
/usr/lib/nodejs/generic-pool/lib/PriorityQueue.js
/usr/lib/nodejs/generic-pool/lib/Queue.js
/usr/lib/nodejs/generic-pool/lib/ResourceLoan.js
/usr/lib/nodejs/generic-pool/lib/ResourceRequest.js
/usr/lib/nodejs/generic-pool/lib/errors.js
/usr/lib/nodejs/generic-pool/lib/factoryValidator.js
/usr/lib/nodejs/generic-pool/package.json