Complain about a nullptr tree.
Complain about a nullptr tree.

CristinaCristescu/root,root-mirror/root,zzxuanyuan/root-compressor-dummy,bbockelm/root,davidlt/root,veprbl/root,root-mirror/root,simonpf/root,sawenzel/root,gganis/root,agarciamontoro/root,abhinavmoudgil95/root,BerserkerTroll/root,zzxuanyuan/root-compressor-dummy,root-mirror/root,bbockelm/root,CristinaCristescu/root,karies/root,karies/root,zzxuanyuan/root-compressor-dummy,Y--/root,sawenzel/root,gbitzes/root,root-mirror/root,sawenzel/root,bbockelm/root,satyarth934/root,gbitzes/root,satyarth934/root,mhuwiler/rootauto,gganis/root,krafczyk/root,root-mirror/root,agarciamontoro/root,zzxuanyuan/root-compressor-dummy,Y--/root,satyarth934/root,agarciamontoro/root,karies/root,gganis/root,abhinavmoudgil95/root,zzxuanyuan/root,sawenzel/root,satyarth934/root,olifre/root,veprbl/root,lgiommi/root,mhuwiler/rootauto,bbockelm/root,davidlt/root,zzxuanyuan/root,satyarth934/root,sawenzel/root,davidlt/root,pspe/root,mhuwiler/rootauto,simonpf/root,BerserkerTroll/root,agarciamontoro/root,abhinavmoudgil95/root,buuck/root,CristinaCristescu/root,pspe/root,buuck/root,agarciamontoro/root,simonpf/root,BerserkerTroll/root,georgtroska/root,krafczyk/root,davidlt/root,davidlt/root,zzxuanyuan/root,zzxuanyuan/root-compressor-dummy,beniz/root,abhinavmoudgil95/root,BerserkerTroll/root,CristinaCristescu/root,root-mirror/root,olifre/root,karies/root,abhinavmoudgil95/root,pspe/root,sawenzel/root,agarciamontoro/root,CristinaCristescu/root,root-mirror/root,lgiommi/root,veprbl/root,satyarth934/root,olifre/root,buuck/root,veprbl/root,abhinavmoudgil95/root,root-mirror/root,zzxuanyuan/root,gganis/root,karies/root,zzxuanyuan/root,zzxuanyuan/root,lgiommi/root,pspe/root,BerserkerTroll/root,root-mirror/root,georgtroska/root,krafczyk/root,krafczyk/root,CristinaCristescu/root,CristinaCristescu/root,buuck/root,georgtroska/root,mhuwiler/rootauto,bbockelm/root,karies/root,lgiommi/root,satyarth934/root,mhuwiler/rootauto,olifre/root,mhuwiler/rootauto,gganis/root,veprbl/root,simonpf/root,buuck/root,krafczyk/root,beniz/root,agarciamontoro/root,veprbl/root,buuck/root,beniz/root,lgiommi/root,karies/root,buuck/root,pspe/root,simonpf/root,Y--/root,zzxuanyuan/root,thomaskeck/root,root-mirror/root,sawenzel/root,Y--/root,beniz/root,davidlt/root,abhinavmoudgil95/root,zzxuanyuan/root,abhinavmoudgil95/root,olifre/root,zzxuanyuan/root-compressor-dummy,gbitzes/root,pspe/root,buuck/root,krafczyk/root,zzxuanyuan/root,mhuwiler/rootauto,georgtroska/root,gbitzes/root,bbockelm/root,zzxuanyuan/root-compressor-dummy,simonpf/root,mhuwiler/rootauto,pspe/root,lgiommi/root,thomaskeck/root,veprbl/root,sawenzel/root,simonpf/root,bbockelm/root,Y--/root,gbitzes/root,satyarth934/root,sawenzel/root,thomaskeck/root,BerserkerTroll/root,bbockelm/root,satyarth934/root,mhuwiler/rootauto,davidlt/root,CristinaCristescu/root,davidlt/root,gbitzes/root,lgiommi/root,BerserkerTroll/root,gganis/root,gganis/root,krafczyk/root,georgtroska/root,bbockelm/root,mhuwiler/rootauto,BerserkerTroll/root,agarciamontoro/root,zzxuanyuan/root-compressor-dummy,veprbl/root,CristinaCristescu/root,Y--/root,zzxuanyuan/root,buuck/root,gbitzes/root,beniz/root,gganis/root,satyarth934/root,beniz/root,thomaskeck/root,CristinaCristescu/root,agarciamontoro/root,olifre/root,georgtroska/root,davidlt/root,BerserkerTroll/root,pspe/root,bbockelm/root,sawenzel/root,georgtroska/root,agarciamontoro/root,thomaskeck/root,zzxuanyuan/root,Y--/root,thomaskeck/root,Y--/root,zzxuanyuan/root-compressor-dummy,simonpf/root,olifre/root,beniz/root,gganis/root,abhinavmoudgil95/root,zzxuanyuan/root-compressor-dummy,gbitzes/root,CristinaCristescu/root,pspe/root,zzxuanyuan/root-compressor-dummy,georgtroska/root,mhuwiler/rootauto,thomaskeck/root,abhinavmoudgil95/root,thomaskeck/root,krafczyk/root,buuck/root,simonpf/root,Y--/root,abhinavmoudgil95/root,beniz/root,buuck/root,krafczyk/root,pspe/root,root-mirror/root,gganis/root,Y--/root,olifre/root,karies/root,karies/root,karies/root,Y--/root,agarciamontoro/root,sawenzel/root,BerserkerTroll/root,lgiommi/root,veprbl/root,veprbl/root,pspe/root,karies/root,satyarth934/root,zzxuanyuan/root,bbockelm/root,krafczyk/root,BerserkerTroll/root,georgtroska/root,thomaskeck/root,davidlt/root,veprbl/root,gbitzes/root,simonpf/root,thomaskeck/root,gbitzes/root,olifre/root,beniz/root,georgtroska/root,gbitzes/root,olifre/root,krafczyk/root,georgtroska/root,simonpf/root,gganis/root,olifre/root,lgiommi/root,beniz/root,lgiommi/root,davidlt/root,beniz/root,lgiommi/root