Windows: Fix crash in docker system prune
Windows: Fix crash in docker system prune

Signed-off-by: John Howard <50ae662f5fcde39b7d1ed786133b7c61a25411dd@microsoft.com>

rancher/docker,rremer/moby,yosifkit/docker,SvenDowideit/docker,bearstech/moby,scotttlin/docker,fcrisciani/docker,HideoYamauchi/docker,diogomonica/docker,dmcgowan/docker,fcrisciani/docker,KingEmet/docker,Mokolea/docker,duglin/docker,lixiaobing1/docker,tophj-ibm/moby,kolyshkin/moby,harche/docker,konstruktoid/docker-upstream,diogomonica/docker,ndeloof/docker,madhanrm/docker,kencochrane/docker,djs55/docker,yummypeng/docker,mstanleyjones/docker,x1022as/docker,xuxinkun/docker,vdemeester/docker,tklauser/docker,crosbymichael/docker,crosbymichael/docker,imkin/moby,rancher/docker,AkihiroSuda/docker,noironetworks/docker,flavio/docker,noironetworks/docker,bearstech/moby,trebonian/docker,mkumatag/docker,Ramzec/docker,djs55/docker,justincormack/docker,jwhonce/docker,mikedougherty/docker,erikh/docker,kolyshkin/docker,konstruktoid/docker-1,Mokolea/docker,ColinHebert/docker,kolyshkin/moby,estesp/docker,charleszheng44/moby,sdurrheimer/docker,gschaetz/moby,alfred-landrum/docker,noironetworks/docker,catinthesky/docker,gschaetz/moby,kolyshkin/docker,ibuildthecloud/docker,Mokolea/docker,KarthikNayak/docker,allencloud/docker,shishir-a412ed/docker,mikebrow/docker,danyalKhaliq10p/moby,kojiromike/docker,mikebrow/docker,sarnautov/moby,charleszheng44/moby,dperny/docker,moul/docker,shhsu/docker,rhatdan/docker,tklauser/docker,tonistiigi/docker,kojiromike/docker,xuxinkun/docker,x1022as/docker,resin-io/docker,paralin/docker,yasiramin10p/moby,imkin/moby,bonczj/moby-json-file-logger,scotttlin/docker,x1022as/docker,prertik/docker,akira-baruah/docker,yummypeng/docker,qudongfang/docker,qudongfang/docker,hqhq/moby,KarthikNayak/docker,gnailuy/docker,mixja/docker,shishir-a412ed/docker,justincormack/docker,xuxinkun/docker,maxamillion/docker,dims/docker,sterchelen/docker,konstruktoid/docker-1,pradipd/moby,lixiaobing1/docker,darrenstahlmsft/moby,mahak/docker,nawawi/docker,jlhawn/docker,tklauser/docker,unclejack/docker,pramodhkp/moby,jthelin/docker,mike1729/docker,paralin/docker,darrenstahlmsft/docker,ibuildthecloud/docker,bonczj/moby-json-file-logger,laijs/docker,dgageot/docker,jvanz/docker,ffoysal/docker,allencloud/docker,trebonian/docker,ndeloof/docker,jimjag/docker,yosifkit/docker,nalind/docker,mahak/docker,ffoysal/docker,whuwxl/docker,kencochrane/docker,dperny/docker,johnstep/moby-moby,yosifkit/docker,tianon/docker,flavio/docker,thaJeztah/docker,moby/moby,moypray/docker,sterchelen/docker,paralin/docker,michael-holzheu/docker,rremer/moby,gjaskiewicz/moby,konstruktoid/docker-upstream,dsheets/moby,mkumatag/docker,gschaetz/moby,moypray/docker,laijs/moby,sarnautov/moby,fcrisciani/docker,bearstech/moby,haveatry/docker,KingEmet/docker,raja-sami-10p/moby,yongtang/docker,rremer/moby,dmcgowan/docker,trebonian/docker,bonczj/moby-json-file-logger,resin-io/docker,mtesselH/docker,hqhq/moby,laijs/moby,naveed-jamil-tenpearls/moby,coreos/docker,nalind/docker,srust/docker,jvanz/docker,nawawi/docker,johnstep/moby-moby,thaJeztah/docker,diogomonica/docker,darrenstahlmsft/docker,sterchelen/docker,Mokolea/docker,jimjag/docker,coreos/docker,erikstmartin/docker,liaoqingwei/docker,erikstmartin/docker,kojiromike/docker,tophj-ibm/moby,trebonian/docker,cyphar/docker,tophj-ibm/docker,cpuguy83/docker,tophj-ibm/docker,catinthesky/docker,AkihiroSuda/docker,tianon/docker,rhatdan/docker,miminar/docker,prertik/docker,sdurrheimer/docker,mtesselH/docker,djs55/docker,mikedougherty/docker,akira-baruah/docker,whuwxl/docker,mstanleyjones/docker,ColinHebert/docker,JMesser81/docker,duglin/docker,konstruktoid/docker-1,resin-io/docker,haveatry/docker,dccurtis/docker,jlhawn/docker,thtanaka/docker,moypray/docker,coolljt0725/docker,moul/docker,tmp6154/docker,paralin/docker,pradipd/moby,Syntaxide/docker,lixiaobing10051267/docker,HideoYamauchi/docker,darrenstahlmsft/docker,tonistiigi/docker,tmp6154/docker,mike1729/docker,POLJM242/docker,thtanaka/docker,haveatry/docker,miminar/docker,q384566678/docker,erikh/docker,AkihiroSuda/docker,ffoysal/docker,YuPengZTE/docker,gnailuy/docker,tonistiigi/docker,dsheets/moby,dims/docker,justincormack/docker,dccurtis/docker,amatsus/docker,mixja/docker,kolyshkin/moby,alfred-landrum/docker,rancher/docker,pradipd/moby,yongtang/docker,bearstech/moby,shhsu/docker,jameszhan/docker,gnailuy/docker,cpuguy83/docker,thaJeztah/docker,estesp/docker,unclejack/docker,yummypeng/docker,mikebrow/docker,JMesser81/docker,ndeloof/docker,Syntaxide/docker,mahak/docker,madhanrm/docker,mstanleyjones/docker,PatrickLang/moby,mikedougherty/docker,lixiaobing10051267/docker,crosbymichael/docker,whuwxl/docker,tmp6154/docker,Ramzec/docker,naveed-jamil-tenpearls/moby,darrenstahlmsft/moby,charleszheng44/moby,pramodhkp/moby,hqhq/moby,ibuildthecloud/docker,KingEmet/docker,jimjag/docker,pramodhkp/moby,harche/docker,liaoqingwei/docker,cpuguy83/docker,lixiaobing1/docker,Syntaxide/docker,laijs/docker,dccurtis/docker,moby/moby,thaJeztah/docker,YuPengZTE/docker,raja-sami-10p/moby,shhsu/docker,sarnautov/moby,qudongfang/docker,duglin/docker,dims/docker,naveed-jamil-tenpearls/moby,ripcurld0/moby,jlhawn/docker,miminar/docker,nawawi/docker,YuPengZTE/docker,moby/moby,unclejack/docker,moul/docker,coolljt0725/docker,nalind/docker,yongtang/docker,danyalKhaliq10p/moby,mixja/docker,ripcurld0/moby,johnstep/moby-moby,HideoYamauchi/docker,jwhonce/docker,mkumatag/docker,SvenDowideit/docker,estesp/docker,PatrickLang/moby,konstruktoid/docker-upstream,konstruktoid/docker-upstream,jthelin/docker,lixiaobing10051267/docker,docker/docker,amatsus/docker,erikh/docker,tophj-ibm/docker,srust/docker,tophj-ibm/moby,jimjag/docker,coolljt0725/docker,shishir-a412ed/docker,sdurrheimer/docker,michael-holzheu/docker,gnailuy/docker,srust/docker,q384566678/docker,ibuildthecloud/docker,SvenDowideit/docker,q384566678/docker,scotttlin/docker,dmcgowan/docker,jvanz/docker,mike1729/docker,POLJM242/docker,laijs/moby,harche/docker,jameszhan/docker,Ramzec/docker,allencloud/docker,KarthikNayak/docker,flavio/docker,laijs/docker,vdemeester/docker,yasiramin10p/moby,mtesselH/docker,maxamillion/docker,ColinHebert/docker,moby/moby,catinthesky/docker,flavio/docker,AkihiroSuda/docker,yasiramin10p/moby,coreos/docker,yosifkit/docker,madhanrm/docker,erikstmartin/docker,nalind/docker,nawawi/docker,cyphar/docker,cpuguy83/docker,kencochrane/docker,dsheets/moby,liaoqingwei/docker,Ramzec/docker,ibuildthecloud/docker,cyphar/docker,docker/docker,darrenstahlmsft/moby,thtanaka/docker,mahak/docker,dgageot/docker,michael-holzheu/docker,dperny/docker,rhatdan/docker,danyalKhaliq10p/moby,dgageot/docker,alfred-landrum/docker,prertik/docker,moul/docker,maxamillion/docker,raja-sami-10p/moby,gjaskiewicz/moby,vdemeester/docker,ripcurld0/moby,gjaskiewicz/moby,JMesser81/docker,PatrickLang/moby,amatsus/docker,imkin/moby,jwhonce/docker,jameszhan/docker,docker/docker