gistfile1.txt

$ nixos-rebuild switch --show-trace
building Nix...
building the system configuration...
error: while evaluating the attribute ‘buildCommand’ of the derivation ‘nixos-system-nixOs-18.03pre119873.292f60504c’ at /nix/var/nix/profiles/per-user/root/channels/nixos/pkgs/stdenv/generic/make-derivation.nix:98:11:
while evaluating ‘optionalString’ at /nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/lib/strings.nix:138:26, called from /nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/nixos/modules/system/activation/top-level.nix:39:9:
while evaluating the attribute ‘pkgs’ of the derivation ‘kernel-modules’ at /nix/var/nix/profiles/per-user/root/channels/nixos/pkgs/stdenv/generic/make-derivation.nix:98:11:
while evaluating anonymous function at /nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/lib/types.nix:235:14, called from undefined position:
while evaluating the attribute ‘value’ at /nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/lib/modules.nix:347:27:
while evaluating anonymous function at /nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/lib/modules.nix:339:32, called from /nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/lib/modules.nix:339:19:
while evaluating ‘check’ at /nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/lib/types.nix:223:15, called from /nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/lib/modules.nix:340:10:
while evaluating the attribute ‘src’ of the derivation ‘virtualbox-modules-5.1.26-4.9.60’ at /nix/var/nix/profiles/per-user/root/channels/nixos/pkgs/stdenv/generic/make-derivation.nix:98:11:
while evaluating the attribute ‘prePatch’ of the derivation ‘virtualbox-5.1.26’ at /nix/var/nix/profiles/per-user/root/channels/nixos/pkgs/stdenv/generic/make-derivation.nix:98:11:
while evaluating ‘optionalString’ at /nix/var/nix/profiles/per-user/root/channels/nixos/lib/strings.nix:138:26, called from /nix/var/nix/profiles/per-user/root/channels/nixos/pkgs/applications/virtualization/virtualbox/default.nix:71:11:
while evaluating the attribute ‘buildInputs’ of the derivation ‘qtbase-5.9.2’ at /nix/var/nix/profiles/per-user/root/channels/nixos/pkgs/stdenv/generic/make-derivation.nix:98:11:
while evaluating ‘getOutput’ at /nix/var/nix/profiles/per-user/root/channels/nixos/lib/attrsets.nix:450:23, called from undefined position:
while evaluating anonymous function at /nix/var/nix/profiles/per-user/root/channels/nixos/pkgs/stdenv/generic/make-derivation.nix:63:15, called from undefined position:
attribute ‘gtk3’ missing, at /nix/var/nix/profiles/per-user/root/channels/nixos/pkgs/top-level/all-packages.nix:10313:49