./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point_true-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point_true-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f5329f3167df88e8ba315a803d3752ecc7d7eb5b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:35:39,846 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:35:39,847 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:35:39,853 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:35:39,853 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:35:39,853 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:35:39,854 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:35:39,855 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:35:39,856 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:35:39,856 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:35:39,857 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:35:39,857 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:35:39,858 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:35:39,859 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:35:39,859 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:35:39,860 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:35:39,860 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:35:39,862 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:35:39,863 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:35:39,864 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:35:39,865 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:35:39,865 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:35:39,867 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:35:39,867 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:35:39,867 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:35:39,868 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:35:39,868 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:35:39,869 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:35:39,870 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:35:39,870 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:35:39,870 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:35:39,871 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:35:39,871 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:35:39,871 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:35:39,872 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:35:39,872 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:35:39,872 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-08 11:35:39,880 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:35:39,880 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:35:39,881 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 11:35:39,881 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 11:35:39,881 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:35:39,881 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:35:39,881 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:35:39,882 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:35:39,882 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:35:39,882 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 11:35:39,882 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:35:39,882 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 11:35:39,882 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 11:35:39,882 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:35:39,883 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 11:35:39,883 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:35:39,883 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:35:39,883 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:35:39,883 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:35:39,883 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:35:39,883 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:35:39,884 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:35:39,884 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 11:35:39,884 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 11:35:39,884 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:35:39,884 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 11:35:39,884 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 11:35:39,884 INFO L133 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5329f3167df88e8ba315a803d3752ecc7d7eb5b [2018-12-08 11:35:39,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:35:39,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:35:39,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:35:39,913 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:35:39,913 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:35:39,913 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point_true-unreach-call.cil.out.i [2018-12-08 11:35:39,947 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/data/2b25a26c7/5496d2f4d07f43d682dcf29c811eeb3d/FLAG507a3f5d8 [2018-12-08 11:35:40,498 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:35:40,498 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point_true-unreach-call.cil.out.i [2018-12-08 11:35:40,516 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/data/2b25a26c7/5496d2f4d07f43d682dcf29c811eeb3d/FLAG507a3f5d8 [2018-12-08 11:35:40,980 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/data/2b25a26c7/5496d2f4d07f43d682dcf29c811eeb3d [2018-12-08 11:35:40,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:35:40,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:35:40,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:35:40,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:35:40,985 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:35:40,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:35:40" (1/1) ... [2018-12-08 11:35:40,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47167817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:40, skipping insertion in model container [2018-12-08 11:35:40,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:35:40" (1/1) ... [2018-12-08 11:35:40,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:35:41,043 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:35:41,364 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6058] [2018-12-08 11:35:41,365 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6059-6060] [2018-12-08 11:35:42,104 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:35:42,127 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:35:42,181 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6058] [2018-12-08 11:35:42,182 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6059-6060] [2018-12-08 11:35:42,305 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:35:42,416 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:35:42,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:42 WrapperNode [2018-12-08 11:35:42,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:35:42,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:35:42,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:35:42,418 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:35:42,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:42" (1/1) ... [2018-12-08 11:35:42,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:42" (1/1) ... [2018-12-08 11:35:42,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:35:42,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:35:42,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:35:42,505 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:35:42,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:42" (1/1) ... [2018-12-08 11:35:42,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:42" (1/1) ... [2018-12-08 11:35:42,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:42" (1/1) ... [2018-12-08 11:35:42,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:42" (1/1) ... [2018-12-08 11:35:42,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:42" (1/1) ... [2018-12-08 11:35:42,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:42" (1/1) ... [2018-12-08 11:35:42,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:42" (1/1) ... [2018-12-08 11:35:42,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:35:42,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:35:42,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:35:42,599 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:35:42,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:35:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:35:42,640 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2018-12-08 11:35:42,641 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2018-12-08 11:35:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2018-12-08 11:35:42,641 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2018-12-08 11:35:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-08 11:35:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-08 11:35:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-12-08 11:35:42,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-12-08 11:35:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-08 11:35:42,641 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-08 11:35:42,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-12-08 11:35:42,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-12-08 11:35:42,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-08 11:35:42,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-08 11:35:42,642 INFO L130 BoogieDeclarations]: Found specification of procedure hfcsusb_probe [2018-12-08 11:35:42,642 INFO L138 BoogieDeclarations]: Found implementation of procedure hfcsusb_probe [2018-12-08 11:35:42,642 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-12-08 11:35:42,642 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-12-08 11:35:42,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 11:35:42,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-12-08 11:35:42,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-12-08 11:35:42,643 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-12-08 11:35:42,643 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-12-08 11:35:42,643 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_start_transfer [2018-12-08 11:35:42,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_start_transfer [2018-12-08 11:35:42,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 11:35:42,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 11:35:42,643 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-12-08 11:35:42,643 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-12-08 11:35:42,643 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-12-08 11:35:42,644 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-12-08 11:35:42,644 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-12-08 11:35:42,644 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-12-08 11:35:42,644 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2018-12-08 11:35:42,644 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2018-12-08 11:35:42,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-08 11:35:42,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-08 11:35:42,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-08 11:35:42,644 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freebchannel [2018-12-08 11:35:42,644 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freebchannel [2018-12-08 11:35:42,645 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freedchannel [2018-12-08 11:35:42,645 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freedchannel [2018-12-08 11:35:42,645 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-12-08 11:35:42,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2018-12-08 11:35:42,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-08 11:35:42,645 INFO L130 BoogieDeclarations]: Found specification of procedure handle_led [2018-12-08 11:35:42,645 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_led [2018-12-08 11:35:42,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 11:35:42,645 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_initdchannel [2018-12-08 11:35:42,645 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_initdchannel [2018-12-08 11:35:42,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 11:35:42,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-08 11:35:42,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-08 11:35:42,646 INFO L130 BoogieDeclarations]: Found specification of procedure stop_iso_gracefull [2018-12-08 11:35:42,646 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_iso_gracefull [2018-12-08 11:35:42,646 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-12-08 11:35:42,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-12-08 11:35:42,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-12-08 11:35:42,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-12-08 11:35:42,646 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-08 11:35:42,646 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-08 11:35:42,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 11:35:42,647 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2018-12-08 11:35:42,647 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2018-12-08 11:35:42,647 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-12-08 11:35:42,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2018-12-08 11:35:42,647 INFO L130 BoogieDeclarations]: Found specification of procedure set_led_bit [2018-12-08 11:35:42,647 INFO L138 BoogieDeclarations]: Found implementation of procedure set_led_bit [2018-12-08 11:35:42,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 11:35:42,647 INFO L130 BoogieDeclarations]: Found specification of procedure l1_event [2018-12-08 11:35:42,647 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_event [2018-12-08 11:35:42,647 INFO L130 BoogieDeclarations]: Found specification of procedure hfcsusb_stop_endpoint [2018-12-08 11:35:42,647 INFO L138 BoogieDeclarations]: Found implementation of procedure hfcsusb_stop_endpoint [2018-12-08 11:35:42,648 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-12-08 11:35:42,648 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-12-08 11:35:42,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 11:35:42,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:35:42,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:36:36,193 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:36:36,194 INFO L280 CfgBuilder]: Removed 87 assue(true) statements. [2018-12-08 11:36:36,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:36:36 BoogieIcfgContainer [2018-12-08 11:36:36,194 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:36:36,194 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:36:36,194 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:36:36,203 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:36:36,203 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:36:36" (1/1) ... [2018-12-08 11:36:36,213 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:36:36,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 342 states and 475 transitions. [2018-12-08 11:36:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 475 transitions. [2018-12-08 11:36:36,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 11:36:36,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:36,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:36:36,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:36,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 344 states and 486 transitions. [2018-12-08 11:36:36,558 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 486 transitions. [2018-12-08 11:36:36,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 11:36:36,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:36,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:36:36,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:36,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 348 states and 502 transitions. [2018-12-08 11:36:36,753 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 502 transitions. [2018-12-08 11:36:36,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 11:36:36,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:36,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:36:36,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:36,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 347 states and 498 transitions. [2018-12-08 11:36:36,906 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 498 transitions. [2018-12-08 11:36:36,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-08 11:36:36,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:36:37,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:37,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 351 states and 505 transitions. [2018-12-08 11:36:37,045 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 505 transitions. [2018-12-08 11:36:37,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:36:37,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:37,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:36:37,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:37,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 354 states and 510 transitions. [2018-12-08 11:36:37,140 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 510 transitions. [2018-12-08 11:36:37,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:36:37,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:37,219 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:36:37,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:37,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 355 states and 510 transitions. [2018-12-08 11:36:37,226 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 510 transitions. [2018-12-08 11:36:37,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 11:36:37,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:37,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:36:37,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:37,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 354 states and 506 transitions. [2018-12-08 11:36:37,345 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 506 transitions. [2018-12-08 11:36:37,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-08 11:36:37,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:37,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:36:37,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:37,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 359 states and 521 transitions. [2018-12-08 11:36:37,593 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 521 transitions. [2018-12-08 11:36:37,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 11:36:37,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:37,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 11:36:37,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 362 states and 526 transitions. [2018-12-08 11:36:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 526 transitions. [2018-12-08 11:36:37,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-08 11:36:37,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:37,866 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 11:36:37,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:37,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 365 states and 530 transitions. [2018-12-08 11:36:37,894 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 530 transitions. [2018-12-08 11:36:37,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-08 11:36:37,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:37,978 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 11:36:37,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:37,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 367 states and 533 transitions. [2018-12-08 11:36:37,985 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 533 transitions. [2018-12-08 11:36:37,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 11:36:37,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:38,136 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:36:38,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:38,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 373 states and 546 transitions. [2018-12-08 11:36:38,211 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 546 transitions. [2018-12-08 11:36:38,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 11:36:38,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:38,287 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:36:38,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:38,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 375 states and 548 transitions. [2018-12-08 11:36:38,346 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 548 transitions. [2018-12-08 11:36:38,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 11:36:38,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:38,426 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 11:36:38,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:38,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 376 states and 548 transitions. [2018-12-08 11:36:38,436 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 548 transitions. [2018-12-08 11:36:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 11:36:38,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:38,562 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:36:38,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:38,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 378 states and 557 transitions. [2018-12-08 11:36:38,780 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 557 transitions. [2018-12-08 11:36:38,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 11:36:38,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:38,905 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 11:36:38,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:38,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 379 states and 559 transitions. [2018-12-08 11:36:38,944 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 559 transitions. [2018-12-08 11:36:38,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 11:36:38,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:39,108 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 11:36:46,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:46,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 423 states and 649 transitions. [2018-12-08 11:36:46,925 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 649 transitions. [2018-12-08 11:36:46,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 11:36:46,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:47,064 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 11:36:47,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:47,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 425 states and 651 transitions. [2018-12-08 11:36:47,078 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 651 transitions. [2018-12-08 11:36:47,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 11:36:47,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:47,184 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:36:47,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:47,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 426 states and 651 transitions. [2018-12-08 11:36:47,278 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 651 transitions. [2018-12-08 11:36:47,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 11:36:47,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:47,553 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:36:48,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:48,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 442 states and 689 transitions. [2018-12-08 11:36:48,642 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 689 transitions. [2018-12-08 11:36:48,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 11:36:48,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 11:36:49,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:49,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 447 states and 697 transitions. [2018-12-08 11:36:49,036 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 697 transitions. [2018-12-08 11:36:49,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 11:36:49,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 11:36:49,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:49,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 446 states and 686 transitions. [2018-12-08 11:36:49,224 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 686 transitions. [2018-12-08 11:36:49,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 11:36:49,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:49,333 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 11:36:49,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:49,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 447 states and 686 transitions. [2018-12-08 11:36:49,341 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 686 transitions. [2018-12-08 11:36:49,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 11:36:49,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:49,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:49,408 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 11:36:49,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:49,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 448 states and 686 transitions. [2018-12-08 11:36:49,418 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 686 transitions. [2018-12-08 11:36:49,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 11:36:49,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:49,481 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 11:36:49,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:49,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 452 states and 692 transitions. [2018-12-08 11:36:49,583 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 692 transitions. [2018-12-08 11:36:49,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-08 11:36:49,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:49,683 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 11:36:49,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:49,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 453 states and 692 transitions. [2018-12-08 11:36:49,692 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 692 transitions. [2018-12-08 11:36:49,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-08 11:36:49,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:49,756 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 11:36:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:50,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 457 states and 703 transitions. [2018-12-08 11:36:50,037 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 703 transitions. [2018-12-08 11:36:50,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-08 11:36:50,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:50,153 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 11:36:50,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:50,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 459 states and 705 transitions. [2018-12-08 11:36:50,163 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 705 transitions. [2018-12-08 11:36:50,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-08 11:36:50,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:50,232 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:36:50,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:50,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 463 states and 713 transitions. [2018-12-08 11:36:50,594 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 713 transitions. [2018-12-08 11:36:50,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 11:36:50,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:50,702 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 11:36:50,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:50,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 468 states and 722 transitions. [2018-12-08 11:36:50,940 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 722 transitions. [2018-12-08 11:36:50,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 11:36:50,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:50,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:51,059 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 11:36:51,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:51,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 470 states and 729 transitions. [2018-12-08 11:36:51,232 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 729 transitions. [2018-12-08 11:36:51,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 11:36:51,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:51,490 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:36:51,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 474 states and 734 transitions. [2018-12-08 11:36:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 734 transitions. [2018-12-08 11:36:51,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-08 11:36:51,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:51,825 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 11:36:51,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 475 states and 734 transitions. [2018-12-08 11:36:51,903 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 734 transitions. [2018-12-08 11:36:51,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-08 11:36:51,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:51,985 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 11:36:52,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:52,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 480 states and 740 transitions. [2018-12-08 11:36:52,202 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 740 transitions. [2018-12-08 11:36:52,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 11:36:52,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:52,367 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 11:36:53,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 490 states and 772 transitions. [2018-12-08 11:36:53,334 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 772 transitions. [2018-12-08 11:36:53,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 11:36:53,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:53,449 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 11:36:53,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:53,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 492 states and 779 transitions. [2018-12-08 11:36:53,627 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 779 transitions. [2018-12-08 11:36:53,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 11:36:53,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:53,694 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 11:36:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 494 states and 781 transitions. [2018-12-08 11:36:53,855 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 781 transitions. [2018-12-08 11:36:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 11:36:53,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:54,035 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 11:36:54,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:54,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 494 states and 780 transitions. [2018-12-08 11:36:54,253 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 780 transitions. [2018-12-08 11:36:54,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 11:36:54,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:54,688 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 11:36:56,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 503 states and 807 transitions. [2018-12-08 11:36:56,147 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 807 transitions. [2018-12-08 11:36:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-08 11:36:56,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:56,229 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 11:36:56,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:56,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 506 states and 813 transitions. [2018-12-08 11:36:56,527 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 813 transitions. [2018-12-08 11:36:56,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 11:36:56,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:56,632 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:36:56,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:56,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 515 states and 828 transitions. [2018-12-08 11:36:56,647 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 828 transitions. [2018-12-08 11:36:56,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-08 11:36:56,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:56,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:56,775 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 11:36:57,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:57,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 513 states and 823 transitions. [2018-12-08 11:36:57,027 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 823 transitions. [2018-12-08 11:36:57,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 11:36:57,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:57,165 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 11:36:57,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:57,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 516 states and 828 transitions. [2018-12-08 11:36:57,663 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 828 transitions. [2018-12-08 11:36:57,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 11:36:57,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:36:58,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:58,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 520 states and 836 transitions. [2018-12-08 11:36:58,587 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 836 transitions. [2018-12-08 11:36:58,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 11:36:58,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:58,693 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 11:36:58,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 522 states and 839 transitions. [2018-12-08 11:36:58,700 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 839 transitions. [2018-12-08 11:36:58,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 11:36:58,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:58,804 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 11:36:58,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:58,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 524 states and 842 transitions. [2018-12-08 11:36:58,815 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 842 transitions. [2018-12-08 11:36:58,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 11:36:58,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:58,927 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 11:36:58,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:58,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 528 states and 851 transitions. [2018-12-08 11:36:58,934 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 851 transitions. [2018-12-08 11:36:58,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 11:36:58,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:59,049 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 11:36:59,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:59,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 530 states and 853 transitions. [2018-12-08 11:36:59,058 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 853 transitions. [2018-12-08 11:36:59,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 11:36:59,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:59,183 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 11:36:59,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:59,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 534 states and 859 transitions. [2018-12-08 11:36:59,192 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 859 transitions. [2018-12-08 11:36:59,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 11:36:59,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:59,298 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 11:36:59,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:59,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 536 states and 861 transitions. [2018-12-08 11:36:59,307 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 861 transitions. [2018-12-08 11:36:59,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 11:36:59,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 11:36:59,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:59,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 540 states and 867 transitions. [2018-12-08 11:36:59,430 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 867 transitions. [2018-12-08 11:36:59,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 11:36:59,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:59,563 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 11:36:59,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:36:59,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 542 states and 869 transitions. [2018-12-08 11:36:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 869 transitions. [2018-12-08 11:36:59,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 11:36:59,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:36:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:36:59,737 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 11:37:00,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:37:00,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 550 states and 884 transitions. [2018-12-08 11:37:00,245 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 884 transitions. [2018-12-08 11:37:00,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 11:37:00,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:37:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:37:00,352 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 11:37:00,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:37:00,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 552 states and 886 transitions. [2018-12-08 11:37:00,365 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 886 transitions. [2018-12-08 11:37:00,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 11:37:00,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:37:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:37:00,477 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 4 proven. 38 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 11:37:00,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:37:00,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 538 states and 861 transitions. [2018-12-08 11:37:00,788 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 861 transitions. [2018-12-08 11:37:00,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-08 11:37:00,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:37:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:37:01,008 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 11:37:01,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:37:01,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 539 states and 863 transitions. [2018-12-08 11:37:01,255 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 863 transitions. [2018-12-08 11:37:01,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-08 11:37:01,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:37:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:37:01,728 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 11:37:02,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:37:02,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 85 states and 112 transitions. [2018-12-08 11:37:02,635 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2018-12-08 11:37:02,635 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 11:37:02,635 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 58 iterations. [2018-12-08 11:37:02,641 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 11:37:02,953 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,955 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,955 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,955 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,958 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,959 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,960 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,961 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,961 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,961 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,961 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,961 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,961 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,961 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,961 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,961 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:37:02,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:37:02 ImpRootNode [2018-12-08 11:37:02,961 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:37:02,961 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:37:02,961 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:37:02,962 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:37:02,962 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:36:36" (3/4) ... [2018-12-08 11:37:02,964 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 11:37:02,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mISDN_freebchannel [2018-12-08 11:37:02,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2018-12-08 11:37:02,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mISDN_freedchannel [2018-12-08 11:37:02,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_led_bit [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_submit_urb [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure handle_led [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure l1_event [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mISDN_initdchannel [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hfcsusb_stop_endpoint [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_set_intfdata [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stop_iso_gracefull [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2018-12-08 11:37:02,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure schedule_timeout_interruptible [2018-12-08 11:37:02,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_alloc_urb [2018-12-08 11:37:02,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-12-08 11:37:02,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hfcsusb_probe [2018-12-08 11:37:02,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ctrl_start_transfer [2018-12-08 11:37:02,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2018-12-08 11:37:02,969 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-12-08 11:37:02,983 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 378 nodes and edges [2018-12-08 11:37:02,984 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 126 nodes and edges [2018-12-08 11:37:02,985 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-12-08 11:37:02,987 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-08 11:37:02,988 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-08 11:37:02,989 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 11:37:02,990 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 11:37:02,991 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 11:37:03,012 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin [2018-12-08 11:37:03,014 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin [2018-12-08 11:37:03,014 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin [2018-12-08 11:37:03,158 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5f82fee5-3f4f-4ba4-8179-0f6561e1fb46/bin-2019/ukojak/witness.graphml [2018-12-08 11:37:03,159 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:37:03,159 INFO L168 Benchmark]: Toolchain (without parser) took 82176.89 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 939.9 MB in the beginning and 793.1 MB in the end (delta: 146.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-12-08 11:37:03,160 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:37:03,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1433.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 939.9 MB in the beginning and 868.6 MB in the end (delta: 71.3 MB). Peak memory consumption was 197.9 MB. Max. memory is 11.5 GB. [2018-12-08 11:37:03,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.37 ms. Allocated memory is still 1.1 GB. Free memory was 868.6 MB in the beginning and 852.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 11:37:03,161 INFO L168 Benchmark]: Boogie Preprocessor took 94.11 ms. Allocated memory is still 1.1 GB. Free memory was 852.5 MB in the beginning and 1.1 GB in the end (delta: -209.8 MB). Peak memory consumption was 51.7 MB. Max. memory is 11.5 GB. [2018-12-08 11:37:03,161 INFO L168 Benchmark]: RCFGBuilder took 53594.79 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 485.5 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -343.5 MB). Peak memory consumption was 777.5 MB. Max. memory is 11.5 GB. [2018-12-08 11:37:03,161 INFO L168 Benchmark]: CodeCheck took 26767.02 ms. Allocated memory was 1.6 GB in the beginning and 2.2 GB in the end (delta: 533.7 MB). Free memory was 1.4 GB in the beginning and 996.3 MB in the end (delta: 409.6 MB). Peak memory consumption was 943.3 MB. Max. memory is 11.5 GB. [2018-12-08 11:37:03,162 INFO L168 Benchmark]: Witness Printer took 197.19 ms. Allocated memory is still 2.2 GB. Free memory was 996.3 MB in the beginning and 793.1 MB in the end (delta: 203.2 MB). Peak memory consumption was 203.2 MB. Max. memory is 11.5 GB. [2018-12-08 11:37:03,163 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 33 procedures, 483 locations, 1 error locations. SAFE Result, 26.4s OverallTime, 58 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 630787838 SDtfs, 792370144 SDslu, -306343256 SDs, 0 SdLazy, -2049625312 SolverSat, 600785220 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 280.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34045 GetRequests, 33658 SyntacticMatches, 101 SemanticMatches, 286 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42672 ImplicationChecksByTransitivity, 13.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 3768 NumberOfCodeBlocks, 3768 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 3711 ConstructedInterpolants, 0 QuantifiedInterpolants, 551731 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 57 InterpolantComputations, 47 PerfectInterpolantSequences, 927/1119 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 6327]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8449]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin - InvariantResult [Line: 9599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6858]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8846]: Loop Invariant Derived loop invariant: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin - InvariantResult [Line: 9364]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9628]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9060]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9235]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8596]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9243]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8790]: Loop Invariant Derived loop invariant: !(0 == ldv_spin) || \old(ldv_spin) == ldv_spin - InvariantResult [Line: 9166]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9193]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6379]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8710]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8354]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8947]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8354]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8354]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8449]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8913]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6330]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8565]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9069]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8941]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1433.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 939.9 MB in the beginning and 868.6 MB in the end (delta: 71.3 MB). Peak memory consumption was 197.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.37 ms. Allocated memory is still 1.1 GB. Free memory was 868.6 MB in the beginning and 852.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.11 ms. Allocated memory is still 1.1 GB. Free memory was 852.5 MB in the beginning and 1.1 GB in the end (delta: -209.8 MB). Peak memory consumption was 51.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 53594.79 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 485.5 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -343.5 MB). Peak memory consumption was 777.5 MB. Max. memory is 11.5 GB. * CodeCheck took 26767.02 ms. Allocated memory was 1.6 GB in the beginning and 2.2 GB in the end (delta: 533.7 MB). Free memory was 1.4 GB in the beginning and 996.3 MB in the end (delta: 409.6 MB). Peak memory consumption was 943.3 MB. Max. memory is 11.5 GB. * Witness Printer took 197.19 ms. Allocated memory is still 2.2 GB. Free memory was 996.3 MB in the beginning and 793.1 MB in the end (delta: 203.2 MB). Peak memory consumption was 203.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...