tests/periph_cpuid: let test fail w/o CPUID_ID_LEN
tests/periph_cpuid: let test fail w/o CPUID_ID_LEN

LudwigOrtmann/RIOT,automote/RIOT,MohmadAyman/RIOT,altairpearl/RIOT,Yonezawa-T2/RIOT,nsol-nmsu/RIOT,plushvoxel/RIOT,LudwigOrtmann/RIOT,DipSwitch/RIOT,tdautc19841202/RIOT,herrfz/RIOT-old,Yonezawa-T2/RIOT,kaleb-himes/RIOT,khhhh/RIOT,tfar/RIOT,Osblouf/RIOT,jhollister/RIOT,kYc0o/RIOT,dhruvvyas90/RIOT,beurdouche/RIOT,sumanpanchal/RIOT,herrfz/RIOT-old,lazytech-org/RIOT,kb2ma/RIOT,brettswann/RIOT,haoyangyu/RIOT,backenklee/RIOT,khhhh/RIOT,MonsterCode8000/RIOT,chris-wood/RIOT,gbarnett/RIOT,Hyungsin/RIOT-OS,marcosalm/RIOT,zhuoshuguo/RIOT,arvindpdmn/RIOT,herrfz/RIOT,gbarnett/RIOT,Darredevil/RIOT,tfar/RIOT,backenklee/RIOT,hamilton-mote/RIOT-OS,ant9000/RIOT,smlng/RIOT,asanka-code/RIOT,l3nko/RIOT,chris-wood/RIOT,TobiasFredersdorf/RIOT,basilfx/RIOT,x3ro/RIOT,immesys/RiSyn,ThanhVic/RIOT,RBartz/RIOT,mziegert/RIOT,cladmi/RIOT,neiljay/RIOT,A-Paul/RIOT,tdautc19841202/RIOT,authmillenon/RIOT,locicontrols/RIOT,katezilla/RIOT,biboc/RIOT,l3nko/RIOT,ThanhVic/RIOT,josephnoir/RIOT,DipSwitch/RIOT,TobiasFredersdorf/RIOT,khhhh/RIOT,daniel-k/RIOT,lazytech-org/RIOT,ant9000/RIOT,JensErdmann/RIOT,PSHIVANI/Riot-Code,backenklee/RIOT,Lexandro92/RIOT-CoAP,herrfz/RIOT-old,Yonezawa-T2/RIOT,hamilton-mote/RIOT-OS,rfuentess/RIOT,FrancescoErmini/RIOT,LudwigOrtmann/RIOT,binarylemon/RIOT,LudwigKnuepfer/RIOT,neumodisch/RIOT,patkan/RIOT,neumodisch/RIOT,emmanuelsearch/RIOT,rfuentess/RIOT,bartfaizoltan/RIOT,locicontrols/RIOT,l3nko/RIOT,benoit-canet/RIOT,neumodisch/RIOT,rajma996/RIOT,Darredevil/RIOT,emmanuelsearch/RIOT,Hyungsin/RIOT-OS,haoyangyu/RIOT,Lexandro92/RIOT-CoAP,Osblouf/RIOT,thomaseichinger/RIOT,rousselk/RIOT,immesys/RiSyn,brettswann/RIOT,RBartz/RIOT,locicontrols/RIOT,kushalsingh007/RIOT,aeneby/RIOT,bartfaizoltan/RIOT,MohmadAyman/RIOT,jremmert-phytec-iot/RIOT,syin2/RIOT,LudwigOrtmann/RIOT,kaspar030/RIOT,adrianghc/RIOT,jferreir/RIOT,sumanpanchal/RIOT,patkan/RIOT,zhuoshuguo/RIOT,Darredevil/RIOT,stevenj/RIOT,LudwigKnuepfer/RIOT,emmanuelsearch/RIOT,jfischer-phytec-iot/RIOT,miri64/RIOT,alignan/RIOT,Josar/RIOT,katezilla/RIOT,abp719/RIOT,bartfaizoltan/RIOT,dkm/RIOT,benoit-canet/RIOT,JensErdmann/RIOT,OlegHahm/RIOT,zhuoshuguo/RIOT,Ell-i/RIOT,Osblouf/RIOT,rakendrathapa/RIOT,immesys/RiSyn,robixnai/RIOT,msolters/RIOT,locicontrols/RIOT,kushalsingh007/RIOT,gbarnett/RIOT,koenning/RIOT,tdautc19841202/RIOT,JensErdmann/RIOT,AnonMall/RIOT,openkosmosorg/RIOT,alex1818/RIOT,mtausig/RIOT,Ell-i/RIOT,zhuoshuguo/RIOT,benoit-canet/RIOT,toonst/RIOT,1blankz7/RIOT,FrancescoErmini/RIOT,thomaseichinger/RIOT,Josar/RIOT,d00616/RIOT,asanka-code/RIOT,miri64/RIOT,x3ro/RIOT,rfswarm2/RIOT,abp719/RIOT,robixnai/RIOT,josephnoir/RIOT,jasonatran/RIOT,RIOT-OS/RIOT,phiros/RIOT,kerneltask/RIOT,Josar/RIOT,fnack/RIOT,haoyangyu/RIOT,Lexandro92/RIOT-CoAP,sumanpanchal/RIOT,khhhh/RIOT,abp719/RIOT,gebart/RIOT,watr-li/RIOT,neumodisch/RIOT,authmillenon/RIOT,asanka-code/RIOT,kaspar030/RIOT,ant9000/RIOT,jremmert-phytec-iot/RIOT,authmillenon/RIOT,abkam07/RIOT,adrianghc/RIOT,alex1818/RIOT,jasonatran/RIOT,automote/RIOT,miri64/RIOT,koenning/RIOT,Darredevil/RIOT,DipSwitch/RIOT,koenning/RIOT,benoit-canet/RIOT,OlegHahm/RIOT,ntrtrung/RIOT,zhuoshuguo/RIOT,katezilla/RIOT,A-Paul/RIOT,haoyangyu/RIOT,daniel-k/RIOT,robixnai/RIOT,basilfx/RIOT,msolters/RIOT,kaspar030/RIOT,koenning/RIOT,phiros/RIOT,attdona/RIOT,wentaoshang/RIOT,katezilla/RIOT,RubikonAlpha/RIOT,stevenj/RIOT,neiljay/RIOT,nsol-nmsu/RIOT,backenklee/RIOT,luciotorre/RIOT,rfuentess/RIOT,AnonMall/RIOT,hamilton-mote/RIOT-OS,avmelnikoff/RIOT,l3nko/RIOT,ximus/RIOT,authmillenon/RIOT,aeneby/RIOT,AnonMall/RIOT,syin2/RIOT,RubikonAlpha/RIOT,stevenj/RIOT,thiagohd/RIOT,ntrtrung/RIOT,stevenj/RIOT,shady33/RIOT,abkam07/RIOT,stevenj/RIOT,jremmert-phytec-iot/RIOT,malosek/RIOT,AnonMall/RIOT,msolters/RIOT,RIOT-OS/RIOT,tfar/RIOT,dhruvvyas90/RIOT,cladmi/RIOT,RubikonAlpha/RIOT,thiagohd/RIOT,rajma996/RIOT,avmelnikoff/RIOT,LudwigKnuepfer/RIOT,alignan/RIOT,avmelnikoff/RIOT,centurysys/RIOT,lebrush/RIOT,kYc0o/RIOT,arvindpdmn/RIOT,beurdouche/RIOT,thomaseichinger/RIOT,binarylemon/RIOT,herrfz/RIOT,adjih/RIOT,rousselk/RIOT,rajma996/RIOT,rfswarm2/RIOT,fnack/RIOT,sumanpanchal/RIOT,robixnai/RIOT,EmuxEvans/RIOT,TobiasFredersdorf/RIOT,kaleb-himes/RIOT,DipSwitch/RIOT,kYc0o/RIOT,gautric/RIOT,changbiao/RIOT,MohmadAyman/RIOT,yogo1212/RIOT,abkam07/RIOT,thiagohd/RIOT,MarkXYang/RIOT,altairpearl/RIOT,neiljay/RIOT,altairpearl/RIOT,BytesGalore/RIOT,benoit-canet/RIOT,alex1818/RIOT,Hyungsin/RIOT-OS,rfswarm/RIOT,kerneltask/RIOT,MohmadAyman/RIOT,jhollister/RIOT,malosek/RIOT,kaspar030/RIOT,plushvoxel/RIOT,haoyangyu/RIOT,1blankz7/RIOT,robixnai/RIOT,hamilton-mote/RIOT-OS,jfischer-phytec-iot/RIOT,wentaoshang/RIOT,attdona/RIOT,marcosalm/RIOT,centurysys/RIOT,FrancescoErmini/RIOT,arvindpdmn/RIOT,OTAkeys/RIOT,rajma996/RIOT,roberthartung/RIOT,ThanhVic/RIOT,msolters/RIOT,jbeyerstedt/RIOT-OTA-update,jremmert-phytec-iot/RIOT,d00616/RIOT,thomaseichinger/RIOT,latsku/RIOT,yogo1212/RIOT,Osblouf/RIOT,OTAkeys/RIOT,mziegert/RIOT,wentaoshang/RIOT,mziegert/RIOT,lebrush/RIOT,kerneltask/RIOT,ntrtrung/RIOT,kushalsingh007/RIOT,mfrey/RIOT,gautric/RIOT,1blankz7/RIOT,lebrush/RIOT,DipSwitch/RIOT,shady33/RIOT,kaleb-himes/RIOT,sgso/RIOT,ntrtrung/RIOT,benoit-canet/RIOT,RIOT-OS/RIOT,TobiasFredersdorf/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,ks156/RIOT,l3nko/RIOT,biboc/RIOT,jremmert-phytec-iot/RIOT,rousselk/RIOT,dkm/RIOT,rfswarm2/RIOT,sgso/RIOT,luciotorre/RIOT,khhhh/RIOT,Osblouf/RIOT,dailab/RIOT,changbiao/RIOT,emmanuelsearch/RIOT,JensErdmann/RIOT,phiros/RIOT,sgso/RIOT,attdona/RIOT,rakendrathapa/RIOT,malosek/RIOT,adrianghc/RIOT,stevenj/RIOT,shady33/RIOT,BytesGalore/RIOT,roberthartung/RIOT,locicontrols/RIOT,rousselk/RIOT,jremmert-phytec-iot/RIOT,authmillenon/RIOT,OTAkeys/RIOT,latsku/RIOT,changbiao/RIOT,fnack/RIOT,ks156/RIOT,hamilton-mote/RIOT-OS,brettswann/RIOT,mfrey/RIOT,malosek/RIOT,d00616/RIOT,rakendrathapa/RIOT,d00616/RIOT,dailab/RIOT,chris-wood/RIOT,abp719/RIOT,fnack/RIOT,PSHIVANI/Riot-Code,changbiao/RIOT,kb2ma/RIOT,phiros/RIOT,adjih/RIOT,altairpearl/RIOT,1blankz7/RIOT,jbeyerstedt/RIOT-OTA-update,wentaoshang/RIOT,gebart/RIOT,binarylemon/RIOT,kushalsingh007/RIOT,alignan/RIOT,LudwigOrtmann/RIOT,BytesGalore/RIOT,tfar/RIOT,herrfz/RIOT,rajma996/RIOT,alex1818/RIOT,gbarnett/RIOT,MarkXYang/RIOT,dhruvvyas90/RIOT,OTAkeys/RIOT,MonsterCode8000/RIOT,MarkXYang/RIOT,PSHIVANI/Riot-Code,RIOT-OS/RIOT,LudwigKnuepfer/RIOT,A-Paul/RIOT,watr-li/RIOT,adjih/RIOT,jhollister/RIOT,rfuentess/RIOT,daniel-k/RIOT,ximus/RIOT,immesys/RiSyn,toonst/RIOT,smlng/RIOT,jasonatran/RIOT,mtausig/RIOT,automote/RIOT,attdona/RIOT,patkan/RIOT,rajma996/RIOT,kaleb-himes/RIOT,roberthartung/RIOT,kbumsik/RIOT,toonst/RIOT,bartfaizoltan/RIOT,immesys/RiSyn,smlng/RIOT,msolters/RIOT,shady33/RIOT,PSHIVANI/Riot-Code,mziegert/RIOT,sumanpanchal/RIOT,1blankz7/RIOT,kb2ma/RIOT,RBartz/RIOT,daniel-k/RIOT,binarylemon/RIOT,herrfz/RIOT,chris-wood/RIOT,kYc0o/RIOT,basilfx/RIOT,centurysys/RIOT,adrianghc/RIOT,thiagohd/RIOT,ximus/RIOT,ks156/RIOT,sgso/RIOT,sumanpanchal/RIOT,nsol-nmsu/RIOT,Yonezawa-T2/RIOT,jferreir/RIOT,dhruvvyas90/RIOT,immesys/RiSyn,yogo1212/RIOT,luciotorre/RIOT,MarkXYang/RIOT,MohmadAyman/RIOT,jferreir/RIOT,dailab/RIOT,syin2/RIOT,latsku/RIOT,kbumsik/RIOT,marcosalm/RIOT,toonst/RIOT,roberthartung/RIOT,msolters/RIOT,PSHIVANI/Riot-Code,TobiasFredersdorf/RIOT,smlng/RIOT,patkan/RIOT,cladmi/RIOT,ThanhVic/RIOT,alignan/RIOT,authmillenon/RIOT,roberthartung/RIOT,latsku/RIOT,sgso/RIOT,cladmi/RIOT,MonsterCode8000/RIOT,jasonatran/RIOT,Lexandro92/RIOT-CoAP,MonsterCode8000/RIOT,sgso/RIOT,abkam07/RIOT,daniel-k/RIOT,kerneltask/RIOT,asanka-code/RIOT,EmuxEvans/RIOT,mfrey/RIOT,avmelnikoff/RIOT,locicontrols/RIOT,dkm/RIOT,MohmadAyman/RIOT,asanka-code/RIOT,lebrush/RIOT,RubikonAlpha/RIOT,herrfz/RIOT-old,Lexandro92/RIOT-CoAP,tdautc19841202/RIOT,lazytech-org/RIOT,josephnoir/RIOT,ant9000/RIOT,wentaoshang/RIOT,Ell-i/RIOT,watr-li/RIOT,rfswarm2/RIOT,malosek/RIOT,dkm/RIOT,Darredevil/RIOT,rfuentess/RIOT,Yonezawa-T2/RIOT,jasonatran/RIOT,changbiao/RIOT,neiljay/RIOT,chris-wood/RIOT,zhuoshuguo/RIOT,brettswann/RIOT,thiagohd/RIOT,luciotorre/RIOT,mfrey/RIOT,Yonezawa-T2/RIOT,smlng/RIOT,rfswarm/RIOT,RIOT-OS/RIOT,attdona/RIOT,marcosalm/RIOT,Ell-i/RIOT,Darredevil/RIOT,rfswarm/RIOT,d00616/RIOT,DipSwitch/RIOT,jhollister/RIOT,OTAkeys/RIOT,robixnai/RIOT,dhruvvyas90/RIOT,ntrtrung/RIOT,koenning/RIOT,EmuxEvans/RIOT,x3ro/RIOT,Osblouf/RIOT,adrianghc/RIOT,alex1818/RIOT,basilfx/RIOT,kushalsingh007/RIOT,ant9000/RIOT,gbarnett/RIOT,katezilla/RIOT,kb2ma/RIOT,ntrtrung/RIOT,neumodisch/RIOT,ThanhVic/RIOT,mtausig/RIOT,RBartz/RIOT,lebrush/RIOT,FrancescoErmini/RIOT,jhollister/RIOT,toonst/RIOT,ximus/RIOT,binarylemon/RIOT,yogo1212/RIOT,shady33/RIOT,nsol-nmsu/RIOT,rfswarm/RIOT,wentaoshang/RIOT,beurdouche/RIOT,brettswann/RIOT,openkosmosorg/RIOT,tdautc19841202/RIOT,jferreir/RIOT,A-Paul/RIOT,biboc/RIOT,attdona/RIOT,rfswarm/RIOT,beurdouche/RIOT,latsku/RIOT,gautric/RIOT,emmanuelsearch/RIOT,watr-li/RIOT,openkosmosorg/RIOT,automote/RIOT,PSHIVANI/Riot-Code,alex1818/RIOT,khhhh/RIOT,gebart/RIOT,yogo1212/RIOT,thomaseichinger/RIOT,rakendrathapa/RIOT,x3ro/RIOT,herrfz/RIOT,phiros/RIOT,adjih/RIOT,jbeyerstedt/RIOT-OTA-update,Josar/RIOT,jferreir/RIOT,mtausig/RIOT,fnack/RIOT,biboc/RIOT,basilfx/RIOT,tdautc19841202/RIOT,JensErdmann/RIOT,ks156/RIOT,Josar/RIOT,centurysys/RIOT,A-Paul/RIOT,mtausig/RIOT,mziegert/RIOT,chris-wood/RIOT,jfischer-phytec-iot/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,kerneltask/RIOT,thiagohd/RIOT,ximus/RIOT,jfischer-phytec-iot/RIOT,FrancescoErmini/RIOT,lazytech-org/RIOT,marcosalm/RIOT,ThanhVic/RIOT,x3ro/RIOT,watr-li/RIOT,RBartz/RIOT,EmuxEvans/RIOT,MonsterCode8000/RIOT,openkosmosorg/RIOT,kbumsik/RIOT,LudwigOrtmann/RIOT,openkosmosorg/RIOT,LudwigKnuepfer/RIOT,dhruvvyas90/RIOT,abkam07/RIOT,shady33/RIOT,Hyungsin/RIOT-OS,dailab/RIOT,centurysys/RIOT,binarylemon/RIOT,daniel-k/RIOT,neumodisch/RIOT,aeneby/RIOT,rfswarm/RIOT,neiljay/RIOT,altairpearl/RIOT,luciotorre/RIOT,fnack/RIOT,FrancescoErmini/RIOT,arvindpdmn/RIOT,BytesGalore/RIOT,aeneby/RIOT,rakendrathapa/RIOT,1blankz7/RIOT,miri64/RIOT,mfrey/RIOT,herrfz/RIOT,MonsterCode8000/RIOT,AnonMall/RIOT,d00616/RIOT,plushvoxel/RIOT,rousselk/RIOT,Lexandro92/RIOT-CoAP,jbeyerstedt/RIOT-OTA-update,herrfz/RIOT-old,rfswarm2/RIOT,patkan/RIOT,jfischer-phytec-iot/RIOT,dailab/RIOT,tfar/RIOT,bartfaizoltan/RIOT,arvindpdmn/RIOT,adjih/RIOT,yogo1212/RIOT,haoyangyu/RIOT,jhollister/RIOT,plushvoxel/RIOT,plushvoxel/RIOT,rousselk/RIOT,jferreir/RIOT,marcosalm/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,lebrush/RIOT,josephnoir/RIOT,phiros/RIOT,locicontrols/RIOT,Ell-i/RIOT,beurdouche/RIOT,arvindpdmn/RIOT,EmuxEvans/RIOT,abkam07/RIOT,koenning/RIOT,gebart/RIOT,ximus/RIOT,cladmi/RIOT,RubikonAlpha/RIOT,malosek/RIOT,gbarnett/RIOT,kaleb-himes/RIOT,aeneby/RIOT,patkan/RIOT,avmelnikoff/RIOT,kbumsik/RIOT,mziegert/RIOT,watr-li/RIOT,OlegHahm/RIOT,automote/RIOT,MarkXYang/RIOT,abp719/RIOT,gautric/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,gebart/RIOT,dkm/RIOT,changbiao/RIOT,latsku/RIOT,gautric/RIOT,ks156/RIOT,alignan/RIOT,emmanuelsearch/RIOT,biboc/RIOT,nsol-nmsu/RIOT,miri64/RIOT,Hyungsin/RIOT-OS,kushalsingh007/RIOT,kbumsik/RIOT,backenklee/RIOT,EmuxEvans/RIOT,MarkXYang/RIOT,kb2ma/RIOT,lazytech-org/RIOT,asanka-code/RIOT,abp719/RIOT,OlegHahm/RIOT,automote/RIOT,kYc0o/RIOT,brettswann/RIOT,kaspar030/RIOT,jbeyerstedt/RIOT-OTA-update,RubikonAlpha/RIOT,rakendrathapa/RIOT,centurysys/RIOT,luciotorre/RIOT,BytesGalore/RIOT,syin2/RIOT,OlegHahm/RIOT,l3nko/RIOT,syin2/RIOT,rfswarm2/RIOT,openkosmosorg/RIOT,JensErdmann/RIOT,RBartz/RIOT,altairpearl/RIOT,josephnoir/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,AnonMall/RIOT,bartfaizoltan/RIOT