{
    "author": null,
    "date_published": "2026-10-07T19:00:00.000Z",
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    "domain": "fzakaria.com",
    "excerpt": "A few days ago I wrote about Rewind VM, a deterministic VM where every run of a Nix build is a pure function of its inputs, thread schedule included! I have been using it to find, reproduce and solve…",
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    "title": "Nix wrote half of my debugger",
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    "url": "https://fzakaria.com/2026/10/07/nix-wrote-half-of-my-debugger",
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