Sanity check circuit is path before newing it in computer New (#20506)
Sanity check circuit is path before newing it in computer New (#20506)

Some old code (arcades primarily) src.New themselve, which means circuit
is already a instance of type when this code runs and so it trys to new
the type and throws a confusing runtime
QualityVan/tgstation,loqoman/tgstation,Core0verload/-tg-station,Razharas/-tg-station,CosmicScientist/-tg-station,blockheads/-tg-station,anconfuzedrock/tgstation,tgstation/tgstation,NicholasM10/-tg-station,ChangelingRain/-tg-station,lzimann/tgstation,4dplanner/tgstation,Yoshmaster/-tg-station,athompson11/Soteria-v3,Y0SH1M4S73R/-tg-station,neersighted/tgstation,TheDreamweaver/-tg-station,LegendaryPoro/FTL13,ohnopigeons/tgstation,Aranclanos/-tg-station,ZioZan/tgstation,greytide/greytide,Y0SH1M4S73R/-tg-station,phil235/-tg-station,Iamgoofball/-tg-station,A-t48/-tg-station,riftstation/riftstation,loqoman/tgstation,F-OS/tgstation,Yoshmaster/-tg-station,anconfuzedrock/tgstation,Incoming5643/-tg-station,ZioZan/tgstation,MicroWorldwide/SS13-TG-station,HippieStation/HippieStation,anconfuzedrock/tgstation,TheVekter/-tg-station,Xhuis/AquaStation,Ultimate-Chimera/tgstation,Bawhoppen/-tg-station,tgstation/-tg-station,WJohn/-tg-station,CPTANT/-tg-station,Xhuis/tgfork,Cheridan/-tg-station,Arianya/tgstation,MicroWorldwide/SS13-TG-station,WJohn/-tg-station,OBA-code/tgstation,CPTANT/-tg-station,GuyonBroadway/HippieStation,TheDreamweaver/-tg-station,feemjmeem/-tg-station,feemjmeem/-tg-station,NicholasM10/-tg-station,Niknakflak/-tg-station,TheVekter/-tg-station,ChangelingRain/-tg-station,Qwertyon666/Necro,lzimann/tgstation,infinitystation/-tg-station,Anonus/-tg-station,Shadowlight213/-tg-station,ShizCalev/tgstation,bear1ake/-tg-station,NicholasM10/-tg-station,kevinz000/-tg-station,Crexfu/tgstation,Incoming5643/-tg-station,xxalpha/-tg-station,ike709/FTL13,CosmicScientist/-tg-station,Xhuis/tgfork,chickenboy10/tgstation,ChangelingRain/-tg-station,JJRcop/tgstation,feemjmeem/-tg-station,lordpidey/-tg-station,lzimann/-tg-station,tgstation/-tg-station,Memendia/HippieStation,GunHog/-tg-station,Jalleo/-tg-station,Jordie0608/-tg-station,bear1ake/-tg-station,Bawhoppen/-tg-station,Thunder12345/-tg-station,Fox-McCloud/-tg-station,loqoman/tgstation,InsaneHyena/tgstation,Shadowlight213/-tg-station,loqoman/tgstation,WJohn/-tg-station,Jordie0608/tgstation,xxalpha/-tg-station,lordpidey/-tg-station,XDTM/tgstation,Thunder12345/-tg-station,phil235/-tg-station,Arianya/tgstation,McBawbaggings/HippieStation,Bawhoppen/-tg-station,kevinz000/-tg-station,paprka/-tg-station,Shadowlight213/-tg-station,optimumtact/-tg-station,Tacolizard/tgstation,lordpidey/-tg-station,TheOneForgotten/white,Poojawa/tgstation-fork,JJRcop/tgstation,Y0SH1M4S73R/-tg-station,ToGWtF/yogstation,HippieStation/HippieStation,JStheguy/tgstation,Jalleo/-tg-station,Buggy123/-tg-station,Maks750rus/-tg-station,kevinz000/-tg-station,Expletive/tgstation,HippieStation/HippieStation,F-OS/tgstation,neersighted/tgstation,coiax/-tg-station,ChangelingRain/-tg-station,AuroranAI/FTL13,Osokorn/tgstation,Tacolizard/tgstation,Jordie0608/-tg-station,Crexfu/tgstation,nicbn/tgstation,Memendia/HippieStation,xxalpha/-tg-station,Niknakflak/-tg-station,PJB3005/tgstation,securitycopper/-tg-station,neersighted/tgstation,tgstation/tgstation,MrStonedOne/-tg-station,octareenroon91/-tg-station,loqoman/tgstation,kingofkosmos/-tg-station,HippieStation/HippieStation,NicholasM10/-tg-station,JStheguy/tgstation,kingofkosmos/-tg-station,Poojawa/tgstation-fork,Robustin/tgstation,Robustin/tgstation,AuroranAI/FTL13,XDTM/tgstation,kyrahabattoir/-tg-station,ShizCalev/tgstation,paprka/-tg-station,PKPenguin321/-tg-station,securitycopper/-tg-station,Niknakflak/-tg-station,LegendaryPoro/FTL13,Kraseo/-tg-station,JStheguy/tgstation,nicbn/tgstation,HippieStationCode/HippieStation13,Razharas/-tg-station,GuyonBroadway/HippieStation,F-OS/tgstation,xxalpha/-tg-station,Core0verload/-tg-station,ike709/FTL13,kevinz000/-tg-station,Razharas/-tg-station,Jalleo/-tg-station,TehZombehz/-tg-station,4dplanner/tgstation,neersighted/tgstation,Valanthe500/Soteria-v3,Memendia/HippieStation13,posttk421/tgstation,neersighted/tgstation,Fox-McCloud/-tg-station,JStheguy/tgstation,Incoming5643/-tg-station,ShizCalev/tgstation,NicholasM10/-tg-station,Shadowlight213/-tg-station,kingofkosmos/-tg-station,ToGWtF/yogstation,Jalleo/-tg-station,Aranclanos/-tg-station,F-OS/tgstation,GuyonBroadway/HippieStation,MicroWorldwide/SS13-TG-station,4dplanner/tgstation,riftstation/riftstation,LegendaryPoro/FTL13,XDTM/tgstation,F-OS/tgstation,phil235/-tg-station,Y0SH1M4S73R/-tg-station,Ultimate-Chimera/tgstation,riftstation/riftstation,LegendaryPoro/FTL13,Aranclanos/-tg-station,TehZombehz/-tg-station,PKPenguin321/-tg-station,TalkingCactus/tgstation,Crexfu/tgstation,Penguaro/tgstation,Profakos/tgstation,Cyberboss/tgstation,Memendia/HippieStation13,optimumtact/-tg-station,QualityVan/tgstation,kevinz000/-tg-station,tgstation/tgstation,dannno/-tg-station,MicroWorldwide/SS13-TG-station,Groxic/tgstation,xxalpha/-tg-station,Aranclanos/-tg-station,McBawbaggings/HippieStation,Incoming5643/-tg-station,PKPenguin321/-tg-station,Jalleo/-tg-station,Razharas/-tg-station,coiax/-tg-station,Memendia/HippieStation,Tacolizard/tgstation,Buggy123/-tg-station,lzimann/-tg-station,McBawbaggings/HippieStation,MrStonedOne/-tg-station,Y0SH1M4S73R/-tg-station,Shadowlight213/-tg-station,Jalleo/-tg-station,JJRcop/tgstation,MicroWorldwide/SS13-TG-station,kevinz000/-tg-station,Cheridan/-tg-station,paprka/-tg-station,GuyonBroadway/HippieStation,octareenroon91/-tg-station,AnturK/-tg-station,Tokiko1/tgstation,Cheridan/tgstation,Anonus/-tg-station,securitycopper/-tg-station,Jordie0608/tgstation,Robustin/tgstation,Mark9013100/tgstation-m9,Fox-McCloud/-tg-station,ShizCalev/tgstation,GunHog/-tg-station,ZioZan/tgstation,duncathan/-tg-station,feemjmeem/-tg-station,PKPenguin321/-tg-station,Jordie0608/-tg-station,TehZombehz/-tg-station,kyrahabattoir/-tg-station,Haevacht/tgstation,feemjmeem/-tg-station,MrStonedOne/-tg-station,feemjmeem/-tg-station,GunHog/-tg-station,paprka/-tg-station,Cruix/-tg-station,Cheridan/-tg-station,lordpidey/-tg-station,CPTANT/-tg-station,blockheads/-tg-station,Mark9013100/tgstation-m9,kingofkosmos/-tg-station,WJohn/-tg-station,Poojawa/tgstation-fork,Mark9013100/tgstation-m9,Ultimate-Chimera/tgstation,Cyberboss/tgstation,ShizCalev/tgstation,Haevacht/tgstation,ChayseRamsay/Soteria-v3,Cyberboss/tgstation,infinitystation/-tg-station,SamuelRowe/-tg-station,GuyonBroadway/HippieStation,TehZombehz/-tg-station,dannno/-tg-station,Penguaro/tgstation,CosmicScientist/-tg-station,Mervill/tgstation,InsaneHyena/tgstation,JJRcop/-tg-station,neersighted/tgstation,XDTM/tgstation,ChayseRamsay/Soteria-v3,lzimann/-tg-station,securitycopper/-tg-station,Memendia/HippieStation,kingofkosmos/-tg-station,TheRealGLH/-tg-station,optimumtact/-tg-station,Thunder12345/-tg-station,paprka/-tg-station,TheRealGLH/-tg-station,McBawbaggings/HippieStation,Kraseo/-tg-station,AnturK/-tg-station,NicholasM10/-tg-station,F-OS/tgstation,PKPenguin321/-tg-station,erwgd/-tg-station,XDTM/tgstation,WJohn/-tg-station,QualityVan/tgstation,OBA-code/tgstation,Bawhoppen/-tg-station,nicbn/tgstation,securitycopper/-tg-station,riftstation/riftstation,Bawhoppen/-tg-station,posttk421/tgstation,CPTANT/-tg-station,JJRcop/-tg-station,Poojawa/tgstation-fork,McBawbaggings/HippieStation,Robustin/tgstation,Arianya/tgstation,Tacolizard/tgstation,Penguaro/tgstation,Cyberboss/tgstation,ChangelingRain/-tg-station,Poojawa/tgstation-fork,TheRealGLH/-tg-station,Mervill/tgstation,McBawbaggings/HippieStation,GunHog/-tg-station,TheVekter/-tg-station,infinitystation/-tg-station,HippieStationCode/HippieStation13,nicbn/tgstation,Razharas/-tg-station,Buggy123/-tg-station,Niknakflak/-tg-station,Cyberboss/tgstation,Arianya/tgstation,octareenroon91/-tg-station,GuyonBroadway/HippieStation,nicbn/tgstation,Groxic/tgstation,AnturK/-tg-station,Shadowlight213/-tg-station,PKPenguin321/-tg-station,Penguaro/tgstation,JJRcop/tgstation,Qwertyon666/Necro,TheOneForgotten/white,Aranclanos/-tg-station,Y0SH1M4S73R/-tg-station,JJRcop/tgstation,Xhuis/-tg-station,posttk421/tgstation,AuroranAI/FTL13,Niknakflak/-tg-station,tgstation/tgstation,Cruix/-tg-station,Xhuis/-tg-station,Bawhoppen/-tg-station,Aranclanos/-tg-station,kevinz000/-tg-station,JStheguy/tgstation,HippieStation/HippieStation,tgstation/-tg-station,Mark9013100/tgstation-m9,kyrahabattoir/-tg-station,vcordie/tgstation,lzimann/tgstation,kingofkosmos/-tg-station,Cheridan/-tg-station,JJRcop/-tg-station,GunHog/-tg-station,CPTANT/-tg-station,Aranclanos/-tg-station,Anonus/-tg-station,Memendia/HippieStation,TehZombehz/-tg-station,Xhuis/tgfork,Valanthe500/Soteria-v3,athompson11/Soteria-v3,AnturK/-tg-station,TalkingCactus/tgstation,Poojawa/tgstation-fork,riftstation/riftstation,A-t48/-tg-station,Yoshmaster/-tg-station,vcordie/tgstation,TalkingCactus/tgstation,Robustin/tgstation,Shadowlight213/-tg-station,tgstation/tgstation,Profakos/tgstation,Profakos/tgstation,Profakos/tgstation,Memendia/HippieStation13,CosmicScientist/-tg-station,ChangelingRain/-tg-station,Tacolizard/tgstation,ToGWtF/yogstation,GuyonBroadway/HippieStation,TehZombehz/-tg-station,Expletive/tgstation,TheVekter/-tg-station,CPTANT/-tg-station,Tacolizard/tgstation,MrStonedOne/tgstation,Bawhoppen/-tg-station,Maks750rus/-tg-station,phil235/-tg-station,nicbn/tgstation,Profakos/tgstation,duncathan/-tg-station,vcordie/tgstation,Thunder12345/-tg-station,lordpidey/-tg-station,JStheguy/tgstation,Buggy123/-tg-station,Xhuis/AquaStation,Iamgoofball/-tg-station,infinitystation/-tg-station,ohnopigeons/tgstation,ShizCalev/tgstation,feemjmeem/-tg-station,SamuelRowe/-tg-station,InsaneHyena/tgstation,infinitystation/-tg-station,Jordie0608/tgstation,Tokiko1/tgstation,securitycopper/-tg-station,AnturK/-tg-station,4dplanner/tgstation,AnturK/-tg-station,ShizCalev/tgstation,neersighted/tgstation,Cruix/-tg-station,Profakos/tgstation,Cyberboss/tgstation,HippieStationCode/HippieStation13,CPTANT/-tg-station,securitycopper/-tg-station,Haevacht/tgstation,Tacolizard/tgstation,MrStonedOne/tgstation,PJB3005/tgstation,chickenboy10/tgstation,Cruix/-tg-station,optimumtact/-tg-station,TehZombehz/-tg-station,loqoman/tgstation,optimumtact/-tg-station,TheVekter/-tg-station,GunHog/-tg-station,TheRealGLH/-tg-station,lzimann/-tg-station,Tokiko1/tgstation,Yoshmaster/-tg-station,kevinz000/-tg-station,Kraseo/-tg-station,Razharas/-tg-station,Thunder12345/-tg-station,Mark9013100/tgstation-m9,duncathan/-tg-station,kingofkosmos/-tg-station,coiax/-tg-station,dannno/-tg-station,OBA-code/tgstation,Jordie0608/tgstation,Jordie0608/tgstation,duncathan/-tg-station,Cheridan/tgstation,Fox-McCloud/-tg-station,Cruix/-tg-station,Mark9013100/tgstation-m9,Cruix/-tg-station,coiax/-tg-station,Robustin/tgstation,Cheridan/tgstation,Bawhoppen/-tg-station,InsaneHyena/tgstation,octareenroon91/-tg-station,Incoming5643/-tg-station,Y0SH1M4S73R/-tg-station,HippieStation/HippieStation,nicbn/tgstation,Haevacht/tgstation,MicroWorldwide/SS13-TG-station,Osokorn/tgstation,xxalpha/-tg-station,F-OS/tgstation,MrStonedOne/tgstation,TheOneForgotten/white,QualityVan/tgstation,optimumtact/-tg-station,XDTM/tgstation,NicholasM10/-tg-station,lordpidey/-tg-station,Valanthe500/Soteria-v3,TheDreamweaver/-tg-station,Valanthe500/Soteria-v3,Xhuis/-tg-station,ShizCalev/tgstation,infinitystation/-tg-station,Jordie0608/tgstation,PJB3005/tgstation,PJB3005/tgstation,ToGWtF/yogstation,blockheads/-tg-station,octareenroon91/-tg-station,Cheridan/tgstation,ChayseRamsay/Soteria-v3,Memendia/HippieStation,PKPenguin321/-tg-station,WJohn/-tg-station,ChangelingRain/-tg-station,Aranclanos/-tg-station,Tacolizard/tgstation,XDTM/tgstation,dannno/-tg-station,Groxic/tgstation,tgstation/tgstation,ohnopigeons/tgstation,paprka/-tg-station,ike709/FTL13,Mark9013100/tgstation-m9,Cruix/-tg-station,Buggy123/-tg-station,JJRcop/-tg-station,tgstation/tgstation,CPTANT/-tg-station,lordpidey/-tg-station,QualityVan/tgstation,tgstation/-tg-station,coiax/-tg-station,Maks750rus/-tg-station,kyrahabattoir/-tg-station,Expletive/tgstation,Crexfu/tgstation,paprka/-tg-station,bear1ake/-tg-station,Incoming5643/-tg-station,MrStonedOne/tgstation,TalkingCactus/tgstation,Buggy123/-tg-station,loqoman/tgstation,QualityVan/tgstation,athompson11/Soteria-v3,Xhuis/tgfork,A-t48/-tg-station,TheOneForgotten/white,MrStonedOne/tgstation,QualityVan/tgstation,Thunder12345/-tg-station,anconfuzedrock/tgstation,feemjmeem/-tg-station,McBawbaggings/HippieStation,Arianya/tgstation,Xhuis/-tg-station,JJRcop/tgstation,Memendia/HippieStation,Anonus/-tg-station,SamuelRowe/-tg-station,Poojawa/tgstation-fork,JStheguy/tgstation,Buggy123/-tg-station,Memendia/HippieStation,Cyberboss/tgstation,neersighted/tgstation,Jalleo/-tg-station,Xhuis/tgfork,riftstation/riftstation,Core0verload/-tg-station,Jordie0608/tgstation,paprka/-tg-station,MrStonedOne/tgstation,F-OS/tgstation,greytide/greytide,Arianya/tgstation,Jordie0608/tgstation,OBA-code/tgstation,securitycopper/-tg-station,Profakos/tgstation,CosmicScientist/-tg-station,anconfuzedrock/tgstation,Iamgoofball/-tg-station,Shadowlight213/-tg-station,Qwertyon666/Necro,Robustin/tgstation,Fox-McCloud/-tg-station,Razharas/-tg-station,TheVekter/-tg-station,Core0verload/-tg-station,Niknakflak/-tg-station,WJohn/-tg-station,Xhuis/AquaStation,CosmicScientist/-tg-station,MrStonedOne/tgstation,GuyonBroadway/HippieStation,AuroranAI/FTL13,Mervill/tgstation,SamuelRowe/-tg-station,erwgd/-tg-station,ChangelingRain/-tg-station,MrStonedOne/-tg-station,MicroWorldwide/SS13-TG-station,Xhuis/tgfork,Mervill/tgstation,Ultimate-Chimera/tgstation,anconfuzedrock/tgstation,vcordie/tgstation,Maks750rus/-tg-station,A-t48/-tg-station,Fox-McCloud/-tg-station,infinitystation/-tg-station,greytide/greytide,4dplanner/tgstation,Qwertyon666/Necro,ohnopigeons/tgstation,JJRcop/tgstation,athompson11/Soteria-v3,Niknakflak/-tg-station,HippieStation/HippieStation,chickenboy10/tgstation,Kraseo/-tg-station,Jalleo/-tg-station,optimumtact/-tg-station,ChayseRamsay/Soteria-v3,Razharas/-tg-station,Xhuis/tgfork,Incoming5643/-tg-station,TehZombehz/-tg-station,Buggy123/-tg-station,tgstation/tgstation,greytide/greytide,Robustin/tgstation,chickenboy10/tgstation,Memendia/HippieStation13,McBawbaggings/HippieStation,HippieStationCode/HippieStation13,NicholasM10/-tg-station,riftstation/riftstation,Jordie0608/-tg-station,Iamgoofball/-tg-station,Groxic/tgstation,xxalpha/-tg-station,4dplanner/tgstation,lordpidey/-tg-station,anconfuzedrock/tgstation,Xhuis/tgfork,4dplanner/tgstation,infinitystation/-tg-station,Thunder12345/-tg-station,Fox-McCloud/-tg-station,xxalpha/-tg-station,PKPenguin321/-tg-station,CosmicScientist/-tg-station,CosmicScientist/-tg-station,Incoming5643/-tg-station,Tokiko1/tgstation,Cruix/-tg-station,GunHog/-tg-station,bear1ake/-tg-station,TheVekter/-tg-station,Y0SH1M4S73R/-tg-station,MicroWorldwide/SS13-TG-station,TheDreamweaver/-tg-station,erwgd/-tg-station,riftstation/riftstation,Xhuis/AquaStation,blockheads/-tg-station,posttk421/tgstation,coiax/-tg-station,4dplanner/tgstation,AnturK/-tg-station,Expletive/tgstation,MrStonedOne/tgstation,ike709/FTL13,Arianya/tgstation,coiax/-tg-station,Osokorn/tgstation,loqoman/tgstation