Dominic Cummings’s role in government no longer looks sustainable, as members of the cabinet and Tory MPs turn against him – and in the words of one very senior member of the government, it is “only a matter of time” until the prime minister asks him to go.

The problem for Cummings – and the prime minister – is summed up in a Tweet by the former minister Caroline Nokes: “My inbox is rammed with very angry constituents and I do not blame them.