Speaking of useful “break” constructs in Nix for debugging; Break within a Nix derivation to debug it: https://discourse.nixos.org/t/debug-a-failed-derivation-

Speaking of useful “break” constructs in Nix for debugging; Break within a Nix derivation to debug it: https://discourse.nixos.org/t/debug-a-failed-derivation-with-breakpointhook-and-cntr/8669/1 https://discourse.nixos.org/t/debug-a-failed-derivation-with... Break on a Nix expression evaluation to debug it: https://nix.dev/manual/nix/2.18/language/builtins#builtins-break https://nix.dev/manual/nix/2.18/language/builtins#builtins-b...