GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB error: … while evaluating attribute 'drv' at /nix/store/kwli1syc3yhl69wcl9690i8gwbawsj8x-filnix-experiment-0.13.3/lib/experiment/planner.nix:14:3: 13| { 14| drv = p.drvPath; | ^ 15| name = p.name; … while evaluating the attribute 'drvPath' at /nix/store/1an88my3zn1qln7chgxw5gqmmcx7bb19-source/lib/customisation.nix:418:7: 417| // { 418| drvPath = | ^ 419| assert condition; (stack trace truncated; use '--show-trace' to show the full, detailed trace) error: Package ‘tcb-1.2’ in /nix/store/1an88my3zn1qln7chgxw5gqmmcx7bb19-source/pkgs/by-name/tc/tcb/package.nix:48 is not available on the requested hostPlatform: hostPlatform.config = "x86_64-unknown-linux-gnufilc0" package.meta.platforms = [ { abi = { _type = "abi"; abi = "64"; name = "gnuabi64"; }; } { abi = { _type = "abi"; abi = "n32"; name = "gnuabin32"; }; } { abi = { _type = "abi"; name = "gnu"; }; } { abi = { _type = "abi"; float = "soft"; name = "gnueabi"; }; } { abi = { _type = "abi"; float = "hard"; name = "gnueabihf"; }; } { abi = { _type = "abi"; abi = "elfv1"; name = "gnuabielfv1"; }; } { abi = { _type = "abi"; abi = "elfv2"; name = "gnuabielfv2"; }; } ] package.meta.badPlatforms = [ ] , refusing to evaluate. a) To temporarily allow packages that are unsupported for this system, you can use an environment variable for a single invocation of the nix tools. $ export NIXPKGS_ALLOW_UNSUPPORTED_SYSTEM=1 Note: When using `nix shell`, `nix build`, `nix develop`, etc with a flake, then pass `--impure` in order to allow use of environment variables. b) For `nixos-rebuild` you can set { nixpkgs.config.allowUnsupportedSystem = true; } in configuration.nix to override this. c) For `nix-env`, `nix-build`, `nix-shell` or any other Nix command you can add { allowUnsupportedSystem = true; } to ~/.config/nixpkgs/config.nix. GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB GC Warning: Failed to expand heap by 4194304 KiB