$ ./mongosh-0.15.6-linux-x64/bin/mongosh
Current Mongosh Log ID:	60e7fca7c1e7bb676a145aae
Connecting to:		mongodb://127.0.0.1:27017/?directConnection=true&serverSelectionTimeoutMS=2000
Using MongoDB:		5.0.0-rc7
Using Mongosh:		0.15.6

For mongosh info see: https://docs.mongodb.com/mongodb-shell/

------
   The server generated these startup warnings when booting:
   2021-07-06T16:46:21.409+02:00: Using the XFS filesystem is strongly recommended with the WiredTiger storage engine. See http://dochub.mongodb.org/core/prodnotes-filesystem
   2021-07-06T16:46:21.985+02:00: Access control is not enabled for the database. Read and write access to data and configuration is unrestricted
   2021-07-06T16:46:21.985+02:00: This server is bound to localhost. Remote systems will be unable to connect to this server. Start the server with --bind_ip <address> to specify which IP addresses it should serve responses from, or with --bind_ip_all to bind to all interfaces. If this behavior is desired, start the server with --bind_ip 127.0.0.1 to disable this warning
   2021-07-06T16:46:21.985+02:00: Soft rlimits for open file descriptors too low
------

test> var pipeline = db.movies.aggregate([{ $match: {"imdb.rating": {$eq: 7}, genres: {$nin: ["Crime", "Horror"]}, rated: {$eq:"PG", $eq:"G"}, languages:{$in: ["English","Japanese"]}}},{ $count: "total"}])

test> load('./validateLab1.js')
true
test> validateLab1(pipeline)
internal/streams/writable.js:452
  state.afterWriteTickInfo = null;
                           ^

TypeError: Cannot create property 'afterWriteTickInfo' on string '[Circular]'
    at afterWriteTick (internal/streams/writable.js:452:28)
    at processTicksAndRejections (internal/process/task_queues.js:81:21)