Testnet has experienced increased amount of transactions from a project called VeriBlock recently. The transactions from faucets are stuck because of low fees. Faucets need to fix their fee estimates. In the meantime if you need testnet BTC you may request some from bitcoin devs, e.g. Jameson Lopp, see his tweet https://twitter.com/lopp/status/1037362274959278081
deyw
- 560
- 4
- 15