./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/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 32bit --witnessprinter.graph.data.programhash e107441daffe219fcef86523aff14082b11c5fb6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:06:55,135 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:06:55,136 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:06:55,143 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:06:55,144 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:06:55,144 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:06:55,145 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:06:55,146 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:06:55,147 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:06:55,148 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:06:55,148 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:06:55,149 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:06:55,149 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:06:55,150 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:06:55,151 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:06:55,151 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:06:55,152 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:06:55,153 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:06:55,154 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:06:55,156 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:06:55,156 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:06:55,157 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:06:55,159 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:06:55,159 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:06:55,159 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:06:55,160 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:06:55,161 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:06:55,161 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:06:55,162 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:06:55,162 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:06:55,163 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:06:55,163 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:06:55,163 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:06:55,163 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:06:55,164 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:06:55,164 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:06:55,165 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:06:55,175 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:06:55,175 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:06:55,176 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:06:55,176 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:06:55,176 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:06:55,177 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:06:55,177 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:06:55,177 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:06:55,177 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:06:55,177 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:06:55,177 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:06:55,177 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:06:55,178 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:06:55,178 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:06:55,178 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:06:55,178 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:06:55,178 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:06:55,178 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:06:55,178 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:06:55,178 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:06:55,178 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:06:55,179 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:06:55,179 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:06:55,179 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:06:55,179 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:06:55,179 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:06:55,179 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:06:55,179 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:06:55,179 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_8598b5ae-f952-4a30-af4e-e2a965815d9a/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e107441daffe219fcef86523aff14082b11c5fb6 [2018-11-10 12:06:55,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:06:55,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:06:55,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:06:55,214 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:06:55,214 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:06:55,215 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/bin-2019/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 12:06:55,258 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/bin-2019/ukojak/data/f9288e373/92ae062cc310485596727ff52dddee4d/FLAGfccfea915 [2018-11-10 12:06:55,700 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:06:55,701 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 12:06:55,709 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/bin-2019/ukojak/data/f9288e373/92ae062cc310485596727ff52dddee4d/FLAGfccfea915 [2018-11-10 12:06:55,721 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/bin-2019/ukojak/data/f9288e373/92ae062cc310485596727ff52dddee4d [2018-11-10 12:06:55,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:06:55,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:06:55,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:06:55,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:06:55,729 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:06:55,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:06:55" (1/1) ... [2018-11-10 12:06:55,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1788b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55, skipping insertion in model container [2018-11-10 12:06:55,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:06:55" (1/1) ... [2018-11-10 12:06:55,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:06:55,775 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:06:55,934 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:06:55,937 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:06:55,980 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:06:55,991 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:06:55,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55 WrapperNode [2018-11-10 12:06:55,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:06:55,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:06:55,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:06:55,992 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:06:55,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55" (1/1) ... [2018-11-10 12:06:56,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55" (1/1) ... [2018-11-10 12:06:56,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:06:56,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:06:56,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:06:56,065 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:06:56,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55" (1/1) ... [2018-11-10 12:06:56,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55" (1/1) ... [2018-11-10 12:06:56,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55" (1/1) ... [2018-11-10 12:06:56,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55" (1/1) ... [2018-11-10 12:06:56,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55" (1/1) ... [2018-11-10 12:06:56,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55" (1/1) ... [2018-11-10 12:06:56,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55" (1/1) ... [2018-11-10 12:06:56,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:06:56,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:06:56,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:06:56,088 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:06:56,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:06:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/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 [2018-11-10 12:06:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2018-11-10 12:06:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2018-11-10 12:06:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-11-10 12:06:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-11-10 12:06:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-11-10 12:06:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-11-10 12:06:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-11-10 12:06:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-11-10 12:06:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2018-11-10 12:06:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2018-11-10 12:06:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-11-10 12:06:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-11-10 12:06:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:06:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:06:56,124 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2018-11-10 12:06:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2018-11-10 12:06:56,296 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:06:56,296 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:06:56,301 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:06:56,301 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:06:56,303 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:06:56,303 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:06:56,306 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:06:56,306 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:06:56,308 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:06:56,308 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:06:56,697 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 12:06:56,697 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 12:06:56,981 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:06:56,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:06:56 BoogieIcfgContainer [2018-11-10 12:06:56,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:06:56,982 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:06:56,982 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:06:56,988 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:06:56,989 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:06:56" (1/1) ... [2018-11-10 12:06:56,996 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:06:57,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 149 states and 235 transitions. [2018-11-10 12:06:57,026 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 235 transitions. [2018-11-10 12:06:57,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 12:06:57,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 148 states and 219 transitions. [2018-11-10 12:06:57,174 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 219 transitions. [2018-11-10 12:06:57,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 12:06:57,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 149 states and 220 transitions. [2018-11-10 12:06:57,255 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 220 transitions. [2018-11-10 12:06:57,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 12:06:57,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 148 states and 218 transitions. [2018-11-10 12:06:57,314 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 218 transitions. [2018-11-10 12:06:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 12:06:57,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 147 states and 216 transitions. [2018-11-10 12:06:57,352 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 216 transitions. [2018-11-10 12:06:57,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:06:57,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 154 states and 226 transitions. [2018-11-10 12:06:57,450 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 226 transitions. [2018-11-10 12:06:57,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:06:57,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 155 states and 227 transitions. [2018-11-10 12:06:57,495 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 227 transitions. [2018-11-10 12:06:57,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:06:57,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 153 states and 224 transitions. [2018-11-10 12:06:57,518 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 224 transitions. [2018-11-10 12:06:57,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:06:57,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 152 states and 222 transitions. [2018-11-10 12:06:57,610 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 222 transitions. [2018-11-10 12:06:57,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:06:57,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 151 states and 220 transitions. [2018-11-10 12:06:57,646 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2018-11-10 12:06:57,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:06:57,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 150 states and 218 transitions. [2018-11-10 12:06:57,671 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 218 transitions. [2018-11-10 12:06:57,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 12:06:57,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 151 states and 218 transitions. [2018-11-10 12:06:57,733 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 218 transitions. [2018-11-10 12:06:57,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 12:06:57,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 144 states and 208 transitions. [2018-11-10 12:06:57,771 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 208 transitions. [2018-11-10 12:06:57,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:06:57,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 148 states and 221 transitions. [2018-11-10 12:06:57,820 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 221 transitions. [2018-11-10 12:06:57,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:06:57,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 149 states and 221 transitions. [2018-11-10 12:06:57,855 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 221 transitions. [2018-11-10 12:06:57,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:06:57,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 149 states and 220 transitions. [2018-11-10 12:06:57,881 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 220 transitions. [2018-11-10 12:06:57,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:06:57,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:57,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:57,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 149 states and 219 transitions. [2018-11-10 12:06:57,937 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 219 transitions. [2018-11-10 12:06:57,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:06:57,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:57,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 150 states and 226 transitions. [2018-11-10 12:06:58,081 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 226 transitions. [2018-11-10 12:06:58,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:06:58,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 150 states and 225 transitions. [2018-11-10 12:06:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 225 transitions. [2018-11-10 12:06:58,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 12:06:58,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 153 states and 228 transitions. [2018-11-10 12:06:58,131 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 228 transitions. [2018-11-10 12:06:58,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:06:58,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 153 states and 227 transitions. [2018-11-10 12:06:58,144 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 227 transitions. [2018-11-10 12:06:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:06:58,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 158 states and 237 transitions. [2018-11-10 12:06:58,249 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 237 transitions. [2018-11-10 12:06:58,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:06:58,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 158 states and 236 transitions. [2018-11-10 12:06:58,267 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 236 transitions. [2018-11-10 12:06:58,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:06:58,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 159 states and 236 transitions. [2018-11-10 12:06:58,279 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 236 transitions. [2018-11-10 12:06:58,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 12:06:58,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 159 states and 234 transitions. [2018-11-10 12:06:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 234 transitions. [2018-11-10 12:06:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 12:06:58,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 145 states and 211 transitions. [2018-11-10 12:06:58,316 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 211 transitions. [2018-11-10 12:06:58,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 12:06:58,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 152 states and 228 transitions. [2018-11-10 12:06:58,379 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 228 transitions. [2018-11-10 12:06:58,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 12:06:58,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 154 states and 233 transitions. [2018-11-10 12:06:58,426 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 233 transitions. [2018-11-10 12:06:58,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 12:06:58,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 154 states and 232 transitions. [2018-11-10 12:06:58,444 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 232 transitions. [2018-11-10 12:06:58,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 12:06:58,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 154 states and 231 transitions. [2018-11-10 12:06:58,467 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 231 transitions. [2018-11-10 12:06:58,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 12:06:58,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 156 states and 234 transitions. [2018-11-10 12:06:58,512 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 234 transitions. [2018-11-10 12:06:58,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 12:06:58,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 163 states and 245 transitions. [2018-11-10 12:06:58,626 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 245 transitions. [2018-11-10 12:06:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 12:06:58,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 165 states and 247 transitions. [2018-11-10 12:06:58,701 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 247 transitions. [2018-11-10 12:06:58,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 12:06:58,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 174 states and 262 transitions. [2018-11-10 12:06:58,736 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 262 transitions. [2018-11-10 12:06:58,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 12:06:58,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 174 states and 261 transitions. [2018-11-10 12:06:58,789 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 261 transitions. [2018-11-10 12:06:58,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 12:06:58,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 175 states and 262 transitions. [2018-11-10 12:06:58,801 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 262 transitions. [2018-11-10 12:06:58,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 12:06:58,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 175 states and 261 transitions. [2018-11-10 12:06:58,813 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 261 transitions. [2018-11-10 12:06:58,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 12:06:58,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 175 states and 260 transitions. [2018-11-10 12:06:58,834 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 260 transitions. [2018-11-10 12:06:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 12:06:58,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 175 states and 258 transitions. [2018-11-10 12:06:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 258 transitions. [2018-11-10 12:06:58,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 12:06:58,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:58,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:58,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:58,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 176 states and 258 transitions. [2018-11-10 12:06:58,983 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 258 transitions. [2018-11-10 12:06:58,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 12:06:58,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 176 states and 257 transitions. [2018-11-10 12:06:59,050 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 257 transitions. [2018-11-10 12:06:59,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 12:06:59,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 174 states and 254 transitions. [2018-11-10 12:06:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 254 transitions. [2018-11-10 12:06:59,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 12:06:59,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 175 states and 254 transitions. [2018-11-10 12:06:59,117 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 254 transitions. [2018-11-10 12:06:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 12:06:59,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 168 states and 243 transitions. [2018-11-10 12:06:59,139 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 243 transitions. [2018-11-10 12:06:59,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 12:06:59,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 168 states and 241 transitions. [2018-11-10 12:06:59,163 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 241 transitions. [2018-11-10 12:06:59,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 12:06:59,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 168 states and 239 transitions. [2018-11-10 12:06:59,187 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 239 transitions. [2018-11-10 12:06:59,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:06:59,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 170 states and 251 transitions. [2018-11-10 12:06:59,290 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 251 transitions. [2018-11-10 12:06:59,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 12:06:59,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 163 states and 241 transitions. [2018-11-10 12:06:59,317 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-11-10 12:06:59,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:06:59,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 164 states and 245 transitions. [2018-11-10 12:06:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 245 transitions. [2018-11-10 12:06:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 12:06:59,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 169 states and 255 transitions. [2018-11-10 12:06:59,631 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 255 transitions. [2018-11-10 12:06:59,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 12:06:59,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 169 states and 253 transitions. [2018-11-10 12:06:59,662 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 253 transitions. [2018-11-10 12:06:59,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 12:06:59,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:06:59,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:06:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 172 states and 258 transitions. [2018-11-10 12:06:59,776 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 258 transitions. [2018-11-10 12:06:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 12:06:59,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:06:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:06:59,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:00,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:00,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 178 states and 267 transitions. [2018-11-10 12:07:00,260 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 267 transitions. [2018-11-10 12:07:00,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 12:07:00,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:00,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:00,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 178 states and 266 transitions. [2018-11-10 12:07:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 266 transitions. [2018-11-10 12:07:00,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:07:00,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:00,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:00,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:00,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 179 states and 266 transitions. [2018-11-10 12:07:00,300 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 266 transitions. [2018-11-10 12:07:00,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 12:07:00,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:00,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:00,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:00,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 187 states and 286 transitions. [2018-11-10 12:07:00,548 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 286 transitions. [2018-11-10 12:07:00,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 12:07:00,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:00,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:00,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:00,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 187 states and 285 transitions. [2018-11-10 12:07:00,560 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 285 transitions. [2018-11-10 12:07:00,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 12:07:00,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:00,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:00,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:00,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 188 states and 286 transitions. [2018-11-10 12:07:00,569 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 286 transitions. [2018-11-10 12:07:00,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 12:07:00,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:00,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:00,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:00,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 196 states and 305 transitions. [2018-11-10 12:07:00,876 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 305 transitions. [2018-11-10 12:07:00,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:07:00,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:00,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:00,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:00,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:00,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 197 states and 306 transitions. [2018-11-10 12:07:00,898 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 306 transitions. [2018-11-10 12:07:00,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 12:07:00,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:00,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:00,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:00,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 197 states and 305 transitions. [2018-11-10 12:07:00,917 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 305 transitions. [2018-11-10 12:07:00,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:07:00,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:00,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:01,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:01,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 204 states and 324 transitions. [2018-11-10 12:07:01,459 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 324 transitions. [2018-11-10 12:07:01,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:07:01,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:01,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:01,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:02,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:02,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 213 states and 346 transitions. [2018-11-10 12:07:02,376 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 346 transitions. [2018-11-10 12:07:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:07:02,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:02,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:02,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 214 states and 347 transitions. [2018-11-10 12:07:02,392 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 347 transitions. [2018-11-10 12:07:02,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:07:02,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:02,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:02,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:02,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 218 states and 358 transitions. [2018-11-10 12:07:02,795 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 358 transitions. [2018-11-10 12:07:02,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 12:07:02,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:02,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:03,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:03,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 209 states and 341 transitions. [2018-11-10 12:07:03,291 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 341 transitions. [2018-11-10 12:07:03,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 12:07:03,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:03,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:03,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:03,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:03,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 213 states and 347 transitions. [2018-11-10 12:07:03,671 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 347 transitions. [2018-11-10 12:07:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 12:07:03,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:03,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:04,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:04,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 217 states and 365 transitions. [2018-11-10 12:07:04,187 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 365 transitions. [2018-11-10 12:07:04,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 12:07:04,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:04,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:04,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:04,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 215 states and 361 transitions. [2018-11-10 12:07:04,213 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 361 transitions. [2018-11-10 12:07:04,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 12:07:04,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:04,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:04,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:04,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:04,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 216 states and 362 transitions. [2018-11-10 12:07:04,233 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 362 transitions. [2018-11-10 12:07:04,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 12:07:04,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:04,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:04,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:04,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:04,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 217 states and 366 transitions. [2018-11-10 12:07:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 366 transitions. [2018-11-10 12:07:04,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 12:07:04,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:04,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:04,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:04,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 217 states and 365 transitions. [2018-11-10 12:07:04,448 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 365 transitions. [2018-11-10 12:07:04,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 12:07:04,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:04,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:04,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:04,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 217 states and 364 transitions. [2018-11-10 12:07:04,463 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 364 transitions. [2018-11-10 12:07:04,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 12:07:04,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:04,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:04,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:04,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 218 states and 364 transitions. [2018-11-10 12:07:04,478 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 364 transitions. [2018-11-10 12:07:04,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 12:07:04,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:04,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:04,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:04,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 218 states and 363 transitions. [2018-11-10 12:07:04,493 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 363 transitions. [2018-11-10 12:07:04,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 12:07:04,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:04,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:04,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:04,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:04,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 218 states and 361 transitions. [2018-11-10 12:07:04,510 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 361 transitions. [2018-11-10 12:07:04,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 12:07:04,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:04,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:04,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:04,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 220 states and 364 transitions. [2018-11-10 12:07:04,720 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 364 transitions. [2018-11-10 12:07:04,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 12:07:04,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:04,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:05,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:05,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 220 states and 362 transitions. [2018-11-10 12:07:05,507 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 362 transitions. [2018-11-10 12:07:05,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 12:07:05,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:05,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:06,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:06,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 225 states and 379 transitions. [2018-11-10 12:07:06,335 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 379 transitions. [2018-11-10 12:07:06,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 12:07:06,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:06,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:06,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 226 states and 383 transitions. [2018-11-10 12:07:06,507 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 383 transitions. [2018-11-10 12:07:06,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 12:07:06,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:06,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:06,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:06,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 226 states and 381 transitions. [2018-11-10 12:07:06,524 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 381 transitions. [2018-11-10 12:07:06,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 12:07:06,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:06,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:08,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:08,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 229 states and 393 transitions. [2018-11-10 12:07:08,212 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 393 transitions. [2018-11-10 12:07:08,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 12:07:08,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:08,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:09,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:09,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 230 states and 396 transitions. [2018-11-10 12:07:09,518 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 396 transitions. [2018-11-10 12:07:09,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 12:07:09,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:09,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:09,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 230 states and 395 transitions. [2018-11-10 12:07:09,579 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 395 transitions. [2018-11-10 12:07:09,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 12:07:09,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:09,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:09,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 230 states and 394 transitions. [2018-11-10 12:07:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 394 transitions. [2018-11-10 12:07:09,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 12:07:09,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:09,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:09,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:09,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 206 states and 352 transitions. [2018-11-10 12:07:09,618 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 352 transitions. [2018-11-10 12:07:09,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 12:07:09,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:09,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:10,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:10,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 207 states and 355 transitions. [2018-11-10 12:07:10,534 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 355 transitions. [2018-11-10 12:07:10,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 12:07:10,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:10,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:10,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 207 states and 354 transitions. [2018-11-10 12:07:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 354 transitions. [2018-11-10 12:07:10,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 12:07:10,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:10,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:11,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:11,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 211 states and 366 transitions. [2018-11-10 12:07:11,954 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 366 transitions. [2018-11-10 12:07:11,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 12:07:11,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:12,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:12,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:12,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 211 states and 365 transitions. [2018-11-10 12:07:12,069 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 365 transitions. [2018-11-10 12:07:12,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 12:07:12,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:12,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:12,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:12,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 211 states and 364 transitions. [2018-11-10 12:07:12,337 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 364 transitions. [2018-11-10 12:07:12,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 12:07:12,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:12,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:14,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:14,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 215 states and 385 transitions. [2018-11-10 12:07:14,067 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 385 transitions. [2018-11-10 12:07:14,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 12:07:14,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:14,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:14,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:14,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 216 states and 389 transitions. [2018-11-10 12:07:14,439 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 389 transitions. [2018-11-10 12:07:14,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 12:07:14,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:14,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:14,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:14,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 216 states and 387 transitions. [2018-11-10 12:07:14,566 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 387 transitions. [2018-11-10 12:07:14,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 12:07:14,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:15,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:15,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 217 states and 392 transitions. [2018-11-10 12:07:15,615 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 392 transitions. [2018-11-10 12:07:15,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 12:07:15,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:15,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:15,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:15,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 217 states and 390 transitions. [2018-11-10 12:07:15,709 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 390 transitions. [2018-11-10 12:07:15,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 12:07:15,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:16,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:17,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 220 states and 401 transitions. [2018-11-10 12:07:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 401 transitions. [2018-11-10 12:07:17,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 12:07:17,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:07:17,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:07:17,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:07:17,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 223 states and 407 transitions. [2018-11-10 12:07:17,978 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 407 transitions. [2018-11-10 12:07:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 12:07:17,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:07:17,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:07:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:07:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:07:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:07:18,097 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 98 iterations. [2018-11-10 12:07:18,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:07:18 ImpRootNode [2018-11-10 12:07:18,155 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:07:18,156 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:07:18,156 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:07:18,156 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:07:18,156 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:06:56" (3/4) ... [2018-11-10 12:07:18,158 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 12:07:18,261 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8598b5ae-f952-4a30-af4e-e2a965815d9a/bin-2019/ukojak/witness.graphml [2018-11-10 12:07:18,261 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:07:18,262 INFO L168 Benchmark]: Toolchain (without parser) took 22537.06 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 510.7 MB). Free memory was 960.3 MB in the beginning and 1.4 GB in the end (delta: -417.8 MB). Peak memory consumption was 92.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:07:18,262 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:07:18,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.38 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 938.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:07:18,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 938.9 MB in the beginning and 1.1 GB in the end (delta: -193.0 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:07:18,263 INFO L168 Benchmark]: Boogie Preprocessor took 22.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:07:18,263 INFO L168 Benchmark]: RCFGBuilder took 893.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 999.9 MB in the end (delta: 126.6 MB). Peak memory consumption was 126.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:07:18,264 INFO L168 Benchmark]: CodeCheck took 21173.76 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 375.4 MB). Free memory was 999.9 MB in the beginning and 1.4 GB in the end (delta: -391.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:07:18,264 INFO L168 Benchmark]: Witness Printer took 105.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:07:18,266 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 8 procedures, 221 locations, 1 error locations. UNSAFE Result, 21.0s OverallTime, 98 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 69606144 SDtfs, 1765438128 SDslu, 1740025948 SDs, 0 SdLazy, 931320332 SolverSat, 317624104 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25863 GetRequests, 25333 SyntacticMatches, 178 SemanticMatches, 352 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53574 ImplicationChecksByTransitivity, 18.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 2453 NumberOfCodeBlocks, 2453 NumberOfCodeBlocksAsserted, 98 NumberOfCheckSat, 2323 ConstructedInterpolants, 0 QuantifiedInterpolants, 135574 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 97 InterpolantComputations, 97 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 1012]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L22] int KernelMode ; [L23] int Executive ; [L24] int DevicePowerState ; [L25] int s ; [L26] int UNLOADED ; [L27] int NP ; [L28] int DC ; [L29] int SKIP1 ; [L30] int SKIP2 ; [L31] int MPR1 ; [L32] int MPR3 ; [L33] int IPC ; [L34] int pended ; [L35] int compFptr ; [L36] int compRegistered ; [L37] int lowerDriverReturn ; [L38] int setEventCalled ; [L39] int customIrp ; [L40] int myStatus ; [L293] int status ; [L294] int irp = __VERIFIER_nondet_int() ; [L295] int pirp ; [L296] int pirp__IoStatus__Status ; [L297] int irp_choice = __VERIFIER_nondet_int() ; [L298] int devobj = __VERIFIER_nondet_int() ; [L299] int __cil_tmp8 ; [L301] KernelMode = 0 [L302] Executive = 0 [L303] DevicePowerState = 1 [L304] s = 0 [L305] UNLOADED = 0 [L306] NP = 0 [L307] DC = 0 [L308] SKIP1 = 0 [L309] SKIP2 = 0 [L310] MPR1 = 0 [L311] MPR3 = 0 [L312] IPC = 0 [L313] pended = 0 [L314] compFptr = 0 [L315] compRegistered = 0 [L316] lowerDriverReturn = 0 [L317] setEventCalled = 0 [L318] customIrp = 0 [L319] myStatus = 0 [L323] status = 0 [L324] pirp = irp [L325] CALL _BLAST_init() [L60] UNLOADED = 0 [L61] NP = 1 [L62] DC = 2 [L63] SKIP1 = 3 [L64] SKIP2 = 4 [L65] MPR1 = 5 [L66] MPR3 = 6 [L67] IPC = 7 [L68] s = UNLOADED [L69] pended = 0 [L70] compFptr = 0 [L71] compRegistered = 0 [L72] lowerDriverReturn = 0 [L73] setEventCalled = 0 [L74] RET customIrp = 0 [L325] _BLAST_init() [L327] COND TRUE status >= 0 [L328] s = NP [L329] customIrp = 0 [L330] setEventCalled = customIrp [L331] lowerDriverReturn = setEventCalled [L332] compRegistered = lowerDriverReturn [L333] pended = compRegistered [L334] pirp__IoStatus__Status = 0 [L335] myStatus = 0 [L336] COND FALSE !(irp_choice == 0) [L341] CALL stub_driver_init() [L46] s = NP [L47] pended = 0 [L48] compFptr = 0 [L49] compRegistered = 0 [L50] lowerDriverReturn = 0 [L51] setEventCalled = 0 [L52] RET customIrp = 0 [L341] stub_driver_init() [L344] COND FALSE !(status < 0) [L348] int tmp_ndt_1; [L349] tmp_ndt_1 = __VERIFIER_nondet_int() [L350] COND FALSE !(tmp_ndt_1 == 0) [L353] int tmp_ndt_2; [L354] tmp_ndt_2 = __VERIFIER_nondet_int() [L355] COND FALSE !(tmp_ndt_2 == 1) [L358] int tmp_ndt_3; [L359] tmp_ndt_3 = __VERIFIER_nondet_int() [L360] COND TRUE tmp_ndt_3 == 3 [L387] CALL, EXPR KbFilter_PnP(devobj, pirp) [L79] int devExt ; [L80] int irpStack ; [L81] int status ; [L82] int event = __VERIFIER_nondet_int() ; [L83] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L84] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L85] int irpStack__MinorFunction = __VERIFIER_nondet_int() ; [L86] int devExt__TopOfStack = __VERIFIER_nondet_int() ; [L87] int devExt__Started ; [L88] int devExt__Removed ; [L89] int devExt__SurpriseRemoved ; [L90] int Irp__IoStatus__Status ; [L91] int Irp__IoStatus__Information ; [L92] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L93] int irpSp ; [L94] int nextIrpSp ; [L95] int nextIrpSp__Control ; [L96] int irpSp___0 ; [L97] int irpSp__Context ; [L98] int irpSp__Control ; [L99] long __cil_tmp23 ; [L102] status = 0 [L103] devExt = DeviceObject__DeviceExtension [L104] irpStack = Irp__Tail__Overlay__CurrentStackLocation VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L105] COND FALSE !(irpStack__MinorFunction == 0) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L108] COND FALSE !(irpStack__MinorFunction == 23) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L111] COND TRUE irpStack__MinorFunction == 2 [L235] devExt__Removed = 1 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L236] COND TRUE s == NP [L237] s = SKIP1 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L244] Irp__CurrentLocation ++ [L245] Irp__Tail__Overlay__CurrentStackLocation ++ VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L246] CALL IofCallDriver(devExt__TopOfStack, Irp) VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L482] int returnVal2 ; [L483] int compRetStatus ; [L484] int lcontext = __VERIFIER_nondet_int() ; [L485] long long __cil_tmp7 ; VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L488] COND FALSE !(\read(compRegistered)) VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L501] int tmp_ndt_6; [L502] tmp_ndt_6 = __VERIFIER_nondet_int() [L503] COND FALSE !(tmp_ndt_6 == 0) [L506] int tmp_ndt_7; [L507] tmp_ndt_7 = __VERIFIER_nondet_int() [L508] COND FALSE !(tmp_ndt_7 == 1) [L520] returnVal2 = 259 VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, returnVal2=259, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, tmp_ndt_6=1, tmp_ndt_7=0, UNLOADED=0] [L527] COND FALSE !(s == NP) VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, returnVal2=259, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, tmp_ndt_6=1, tmp_ndt_7=0, UNLOADED=0] [L531] COND FALSE !(s == MPR1) VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, returnVal2=259, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, tmp_ndt_6=1, tmp_ndt_7=0, UNLOADED=0] [L540] COND TRUE s == SKIP1 [L541] s = SKIP2 [L542] lowerDriverReturn = returnVal2 VAL [\old(DeviceObject)=0, \old(Irp)=0, \old(lowerDriverReturn)=0, \old(s)=3, \old(setEventCalled)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DevicePowerState=1, Executive=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, returnVal2=259, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, tmp_ndt_6=1, tmp_ndt_7=0, UNLOADED=0] [L550] RET return (returnVal2); [L246] IofCallDriver(devExt__TopOfStack, Irp) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L247] status = 0 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L289] RET return (status); [L387] EXPR KbFilter_PnP(devobj, pirp) [L387] status = KbFilter_PnP(devobj, pirp) [L411] COND FALSE !(pended == 1) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L419] COND FALSE !(pended == 1) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L427] COND TRUE s != UNLOADED VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L428] COND TRUE status != -1 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L429] COND FALSE !(s != SKIP2) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L439] COND FALSE !(pended == 1) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L446] COND FALSE !(s == DC) VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L451] COND TRUE status != lowerDriverReturn VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L452] CALL errorFn() VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L1012] __VERIFIER_error() VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DevicePowerState=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=259, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 265.38 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 938.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 938.9 MB in the beginning and 1.1 GB in the end (delta: -193.0 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 893.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 999.9 MB in the end (delta: 126.6 MB). Peak memory consumption was 126.6 MB. Max. memory is 11.5 GB. * CodeCheck took 21173.76 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 375.4 MB). Free memory was 999.9 MB in the beginning and 1.4 GB in the end (delta: -391.2 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 105.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...