$ /nix/store/vzx1mi9c0xfadmsm9dhd83d005cb1qs9-coreutils-9.8/bin/timeout --kill-after=15s 7200s /nix/store/86n4l5yri6hys3zk2mwy2azcv9prqb8j-nix-2.31.4/bin/nix --extra-experimental-features nix-command --extra-experimental-features flakes --log-format internal-json build --no-link git+https://github.com/NorfairKing/validity?ref=development&rev=456dfd9e4ef7906d33ce70f3f5fdf204a12cce8e#packages.x86_64-linux.genvalidity-hspec-binary --print-build-logs warning: ignoring untrusted flake configuration setting 'extra-substituters'. Pass '--accept-flake-config' to trust it warning: ignoring untrusted flake configuration setting 'extra-trusted-public-keys'. Pass '--accept-flake-config' to trust it  Downloading cached genvalidity-hspec-binary-1.0.0.0-doc from https://cache.staging.nix-ci.com Progress: 0 of 1 built, 1 of 2 downloaded from cache Downloading cached genvalidity-hspec-binary from https://cache.staging.nix-ci.com Progress: 0 of 1 built, 2 of 2 downloaded from cache