./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/gj2007_true-unreach-call_true-termination.c.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/gj2007_true-unreach-call_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/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 1a9963030a13e3c679db84f21688cc66372a5ac3 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 03:01:17,137 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 03:01:17,139 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 03:01:17,146 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 03:01:17,146 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 03:01:17,147 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 03:01:17,148 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 03:01:17,149 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 03:01:17,150 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 03:01:17,151 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 03:01:17,151 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 03:01:17,152 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 03:01:17,152 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 03:01:17,153 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 03:01:17,154 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 03:01:17,154 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 03:01:17,155 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 03:01:17,156 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 03:01:17,158 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 03:01:17,159 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 03:01:17,159 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 03:01:17,160 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 03:01:17,162 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 03:01:17,162 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 03:01:17,162 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 03:01:17,163 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 03:01:17,164 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 03:01:17,164 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 03:01:17,165 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 03:01:17,165 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 03:01:17,166 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 03:01:17,166 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 03:01:17,166 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 03:01:17,166 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 03:01:17,167 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 03:01:17,168 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 03:01:17,168 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 03:01:17,178 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 03:01:17,178 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 03:01:17,179 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 03:01:17,179 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 03:01:17,179 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 03:01:17,179 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 03:01:17,180 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 03:01:17,180 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 03:01:17,180 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 03:01:17,180 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 03:01:17,180 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 03:01:17,180 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 03:01:17,180 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 03:01:17,180 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 03:01:17,180 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 03:01:17,181 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 03:01:17,181 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 03:01:17,181 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 03:01:17,181 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 03:01:17,181 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 03:01:17,181 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 03:01:17,181 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 03:01:17,182 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 03:01:17,182 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 03:01:17,182 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 03:01:17,182 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 03:01:17,182 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 03:01:17,182 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 03:01:17,182 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 03:01:17,182 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_edc770d8-8f59-4a68-9979-4fef1432433d/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 -> 1a9963030a13e3c679db84f21688cc66372a5ac3 [2018-12-02 03:01:17,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 03:01:17,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 03:01:17,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 03:01:17,217 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 03:01:17,218 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 03:01:17,218 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/../../sv-benchmarks/c/loop-lit/gj2007_true-unreach-call_true-termination.c.i [2018-12-02 03:01:17,261 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/data/32c0c5d7d/d607b141acb5496bad70c90c28387009/FLAG84589f8a5 [2018-12-02 03:01:17,649 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 03:01:17,649 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/sv-benchmarks/c/loop-lit/gj2007_true-unreach-call_true-termination.c.i [2018-12-02 03:01:17,652 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/data/32c0c5d7d/d607b141acb5496bad70c90c28387009/FLAG84589f8a5 [2018-12-02 03:01:17,660 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/data/32c0c5d7d/d607b141acb5496bad70c90c28387009 [2018-12-02 03:01:17,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 03:01:17,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 03:01:17,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 03:01:17,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 03:01:17,665 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 03:01:17,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79ef9c59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17, skipping insertion in model container [2018-12-02 03:01:17,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 03:01:17,679 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 03:01:17,759 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:01:17,762 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 03:01:17,770 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:01:17,777 INFO L195 MainTranslator]: Completed translation [2018-12-02 03:01:17,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17 WrapperNode [2018-12-02 03:01:17,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 03:01:17,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 03:01:17,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 03:01:17,778 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 03:01:17,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 03:01:17,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 03:01:17,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 03:01:17,797 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 03:01:17,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 03:01:17,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 03:01:17,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 03:01:17,807 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 03:01:17,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 03:01:17,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 03:01:17,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 03:01:17,967 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 03:01:17,967 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 03:01:17,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:01:17 BoogieIcfgContainer [2018-12-02 03:01:17,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 03:01:17,968 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 03:01:17,968 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 03:01:17,975 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 03:01:17,975 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:01:17" (1/1) ... [2018-12-02 03:01:17,982 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:01:18,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-12-02 03:01:18,005 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-12-02 03:01:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 03:01:18,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-12-02 03:01:18,105 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-12-02 03:01:18,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 03:01:18,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-12-02 03:01:18,163 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-12-02 03:01:18,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 03:01:18,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-12-02 03:01:18,206 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-12-02 03:01:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 03:01:18,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-12-02 03:01:18,274 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-12-02 03:01:18,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 03:01:18,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,305 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-12-02 03:01:18,342 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-12-02 03:01:18,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 03:01:18,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,371 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-12-02 03:01:18,403 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-12-02 03:01:18,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 03:01:18,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,439 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-12-02 03:01:18,484 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-12-02 03:01:18,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 03:01:18,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,521 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-12-02 03:01:18,561 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-12-02 03:01:18,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 03:01:18,561 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,600 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-12-02 03:01:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-12-02 03:01:18,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 03:01:18,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,678 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-12-02 03:01:18,730 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-12-02 03:01:18,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 03:01:18,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,779 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2018-12-02 03:01:18,835 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-12-02 03:01:18,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 03:01:18,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,872 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:18,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:18,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-12-02 03:01:18,922 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-12-02 03:01:18,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 03:01:18,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:18,965 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:19,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:19,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-12-02 03:01:19,018 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-12-02 03:01:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 03:01:19,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:19,055 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:19,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-12-02 03:01:19,117 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-12-02 03:01:19,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 03:01:19,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:19,155 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:19,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:19,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2018-12-02 03:01:19,213 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-12-02 03:01:19,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 03:01:19,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:19,245 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:19,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:19,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-12-02 03:01:19,318 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-12-02 03:01:19,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 03:01:19,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:19,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:19,355 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:19,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:19,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-12-02 03:01:19,418 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-12-02 03:01:19,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 03:01:19,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:19,483 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:19,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:19,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-12-02 03:01:19,537 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-12-02 03:01:19,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 03:01:19,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:19,570 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:19,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:19,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-12-02 03:01:19,640 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-12-02 03:01:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 03:01:19,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:19,689 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:19,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:19,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-12-02 03:01:19,750 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-12-02 03:01:19,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 03:01:19,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:19,800 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:19,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:19,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2018-12-02 03:01:19,867 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-12-02 03:01:19,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 03:01:19,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:19,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:19,912 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:19,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:19,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-12-02 03:01:19,983 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-12-02 03:01:19,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 03:01:19,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:20,029 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:20,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:20,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2018-12-02 03:01:20,111 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-12-02 03:01:20,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 03:01:20,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:20,151 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:20,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:20,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-12-02 03:01:20,231 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-12-02 03:01:20,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 03:01:20,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:20,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:20,273 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:20,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:20,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-12-02 03:01:20,356 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-12-02 03:01:20,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 03:01:20,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:20,402 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:20,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:20,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-12-02 03:01:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-12-02 03:01:20,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 03:01:20,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:20,543 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:20,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:20,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2018-12-02 03:01:20,641 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-12-02 03:01:20,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 03:01:20,641 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:20,693 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:20,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:20,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-12-02 03:01:20,795 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-12-02 03:01:20,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 03:01:20,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:20,849 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:20,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2018-12-02 03:01:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2018-12-02 03:01:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 03:01:20,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:20,997 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:21,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:21,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-12-02 03:01:21,095 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-12-02 03:01:21,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-02 03:01:21,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:21,167 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:21,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:21,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-12-02 03:01:21,261 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-12-02 03:01:21,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-02 03:01:21,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:21,327 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:21,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:21,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-12-02 03:01:21,412 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-12-02 03:01:21,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 03:01:21,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:21,461 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:21,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:21,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2018-12-02 03:01:21,553 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-12-02 03:01:21,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 03:01:21,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:21,625 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:21,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:21,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-12-02 03:01:21,713 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-12-02 03:01:21,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 03:01:21,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:21,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:21,781 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:21,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2018-12-02 03:01:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-12-02 03:01:21,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 03:01:21,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:21,938 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:22,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:22,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-12-02 03:01:22,056 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-12-02 03:01:22,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 03:01:22,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:22,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:22,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-12-02 03:01:22,231 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-12-02 03:01:22,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 03:01:22,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:22,300 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:22,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-12-02 03:01:22,408 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-12-02 03:01:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 03:01:22,408 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:22,463 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:22,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:22,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2018-12-02 03:01:22,570 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-12-02 03:01:22,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 03:01:22,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:22,642 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:22,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:22,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-12-02 03:01:22,746 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-12-02 03:01:22,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 03:01:22,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:22,811 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:22,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:22,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2018-12-02 03:01:22,926 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-12-02 03:01:22,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 03:01:22,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:22,991 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:23,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:23,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-12-02 03:01:23,108 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-12-02 03:01:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 03:01:23,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:23,176 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:23,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:23,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-12-02 03:01:23,306 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-12-02 03:01:23,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 03:01:23,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:23,372 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:23,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:23,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-12-02 03:01:23,493 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-12-02 03:01:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 03:01:23,493 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:23,588 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:23,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:23,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2018-12-02 03:01:23,698 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-12-02 03:01:23,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 03:01:23,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:23,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:23,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:23,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-12-02 03:01:23,890 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-12-02 03:01:23,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-02 03:01:23,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:23,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:24,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:24,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 54 states and 55 transitions. [2018-12-02 03:01:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-12-02 03:01:24,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 03:01:24,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:24,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:24,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-12-02 03:01:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-12-02 03:01:24,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 03:01:24,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:24,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:24,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-12-02 03:01:24,550 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-12-02 03:01:24,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 03:01:24,550 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:24,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:24,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-12-02 03:01:24,791 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-12-02 03:01:24,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 03:01:24,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:24,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:24,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:25,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:25,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2018-12-02 03:01:25,001 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-12-02 03:01:25,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 03:01:25,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:25,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:25,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:25,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:25,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-12-02 03:01:25,215 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-12-02 03:01:25,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 03:01:25,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:26,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:26,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:26,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2018-12-02 03:01:26,911 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2018-12-02 03:01:26,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 03:01:26,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:28,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:28,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:28,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2018-12-02 03:01:28,529 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2018-12-02 03:01:28,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 03:01:28,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:29,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:30,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:30,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 62 transitions. [2018-12-02 03:01:30,119 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2018-12-02 03:01:30,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 03:01:30,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:31,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:31,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:31,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2018-12-02 03:01:31,749 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2018-12-02 03:01:31,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 03:01:31,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:33,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:33,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 64 transitions. [2018-12-02 03:01:33,415 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2018-12-02 03:01:33,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 03:01:33,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:35,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:35,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:35,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 65 transitions. [2018-12-02 03:01:35,157 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2018-12-02 03:01:35,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 03:01:35,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:36,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:36,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:36,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 66 transitions. [2018-12-02 03:01:36,965 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 66 transitions. [2018-12-02 03:01:36,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 03:01:36,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:38,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:38,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 67 transitions. [2018-12-02 03:01:38,901 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2018-12-02 03:01:38,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 03:01:38,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:38,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:40,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:40,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2018-12-02 03:01:40,812 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2018-12-02 03:01:40,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 03:01:40,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:42,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:42,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:42,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 69 transitions. [2018-12-02 03:01:42,855 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2018-12-02 03:01:42,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 03:01:42,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:44,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:44,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 70 transitions. [2018-12-02 03:01:44,907 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 70 transitions. [2018-12-02 03:01:44,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-02 03:01:44,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:46,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:47,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:47,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2018-12-02 03:01:47,055 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2018-12-02 03:01:47,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 03:01:47,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:49,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:49,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 72 transitions. [2018-12-02 03:01:49,259 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 72 transitions. [2018-12-02 03:01:49,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 03:01:49,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:51,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:51,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:51,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2018-12-02 03:01:51,522 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2018-12-02 03:01:51,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 03:01:51,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:53,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:53,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 74 transitions. [2018-12-02 03:01:53,776 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2018-12-02 03:01:53,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 03:01:53,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:55,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:56,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:56,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 75 transitions. [2018-12-02 03:01:56,130 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 75 transitions. [2018-12-02 03:01:56,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 03:01:56,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:01:58,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:01:58,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:01:58,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 76 transitions. [2018-12-02 03:01:58,611 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 76 transitions. [2018-12-02 03:01:58,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-02 03:01:58,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:01:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:00,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:01,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:01,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 77 transitions. [2018-12-02 03:02:01,142 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 77 transitions. [2018-12-02 03:02:01,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-02 03:02:01,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:01,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:03,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:03,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:03,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 78 transitions. [2018-12-02 03:02:03,697 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 78 transitions. [2018-12-02 03:02:03,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 03:02:03,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:06,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:06,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:06,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 79 transitions. [2018-12-02 03:02:06,355 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2018-12-02 03:02:06,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-02 03:02:06,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:08,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 80 transitions. [2018-12-02 03:02:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2018-12-02 03:02:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-02 03:02:09,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:09,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:11,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:11,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 81 transitions. [2018-12-02 03:02:11,979 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 81 transitions. [2018-12-02 03:02:11,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 03:02:11,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:14,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:14,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:14,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 82 transitions. [2018-12-02 03:02:14,862 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2018-12-02 03:02:14,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 03:02:14,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:17,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:17,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:17,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 83 transitions. [2018-12-02 03:02:17,828 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 83 transitions. [2018-12-02 03:02:17,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 03:02:17,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:20,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:20,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:20,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 84 transitions. [2018-12-02 03:02:20,888 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 84 transitions. [2018-12-02 03:02:20,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-02 03:02:20,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:24,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:24,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 85 transitions. [2018-12-02 03:02:24,013 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 85 transitions. [2018-12-02 03:02:24,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-02 03:02:24,014 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:27,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:27,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 86 transitions. [2018-12-02 03:02:27,219 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 86 transitions. [2018-12-02 03:02:27,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 03:02:27,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:30,324 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:30,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:30,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 87 transitions. [2018-12-02 03:02:30,531 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 87 transitions. [2018-12-02 03:02:30,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 03:02:30,531 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:33,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:33,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:33,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 88 transitions. [2018-12-02 03:02:33,912 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 88 transitions. [2018-12-02 03:02:33,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 03:02:33,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:37,153 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:37,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:37,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 89 transitions. [2018-12-02 03:02:37,367 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 89 transitions. [2018-12-02 03:02:37,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 03:02:37,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:40,710 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:40,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 90 transitions. [2018-12-02 03:02:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 90 transitions. [2018-12-02 03:02:40,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 03:02:40,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:44,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:44,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:44,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 91 transitions. [2018-12-02 03:02:44,563 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 91 transitions. [2018-12-02 03:02:44,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 03:02:44,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:48,062 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:48,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:48,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 92 transitions. [2018-12-02 03:02:48,283 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 92 transitions. [2018-12-02 03:02:48,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 03:02:48,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:51,875 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:52,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:52,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 93 transitions. [2018-12-02 03:02:52,093 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 93 transitions. [2018-12-02 03:02:52,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 03:02:52,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:55,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:55,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:55,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 94 transitions. [2018-12-02 03:02:55,955 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 94 transitions. [2018-12-02 03:02:55,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 03:02:55,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:02:59,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:02:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:02:59,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 95 transitions. [2018-12-02 03:02:59,939 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 95 transitions. [2018-12-02 03:02:59,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 03:02:59,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:02:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:03,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:03,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:03,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 96 transitions. [2018-12-02 03:03:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 96 transitions. [2018-12-02 03:03:03,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 03:03:03,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:03,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:07,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:08,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:08,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 97 transitions. [2018-12-02 03:03:08,137 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 97 transitions. [2018-12-02 03:03:08,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 03:03:08,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:12,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:12,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 98 transitions. [2018-12-02 03:03:12,367 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 98 transitions. [2018-12-02 03:03:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 03:03:12,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:16,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:16,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:16,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 99 transitions. [2018-12-02 03:03:16,746 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 99 transitions. [2018-12-02 03:03:16,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-02 03:03:16,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:20,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:21,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:21,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 100 transitions. [2018-12-02 03:03:21,194 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 100 transitions. [2018-12-02 03:03:21,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 03:03:21,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:25,437 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:25,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:25,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 101 transitions. [2018-12-02 03:03:25,676 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 101 transitions. [2018-12-02 03:03:25,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 03:03:25,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:30,068 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:30,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:30,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 102 transitions. [2018-12-02 03:03:30,308 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 102 transitions. [2018-12-02 03:03:30,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 03:03:30,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:34,803 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:35,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:35,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 103 transitions. [2018-12-02 03:03:35,058 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 103 transitions. [2018-12-02 03:03:35,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 03:03:35,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:39,644 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:39,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:39,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 104 transitions. [2018-12-02 03:03:39,900 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 104 transitions. [2018-12-02 03:03:39,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 03:03:39,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:44,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:44,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:44,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 105 transitions. [2018-12-02 03:03:44,830 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 105 transitions. [2018-12-02 03:03:44,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 03:03:44,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:49,603 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:49,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:49,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 106 transitions. [2018-12-02 03:03:49,935 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 106 transitions. [2018-12-02 03:03:49,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 03:03:49,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:03:54,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:03:55,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:03:55,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 107 states and 106 transitions. [2018-12-02 03:03:55,129 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 106 transitions. [2018-12-02 03:03:55,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 03:03:55,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 03:03:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:04:08,695 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:05:06,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 03:05:06,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 105 states and 104 transitions. [2018-12-02 03:05:06,438 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 104 transitions. [2018-12-02 03:05:06,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 03:05:06,438 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 102 iterations. [2018-12-02 03:05:06,444 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 03:05:07,190 WARN L180 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-12-02 03:05:07,192 INFO L583 CodeCheckObserver]: Invariant with dag size 508 [2018-12-02 03:05:07,215 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 03:05:07,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:05:07 ImpRootNode [2018-12-02 03:05:07,216 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 03:05:07,216 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 03:05:07,216 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 03:05:07,216 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 03:05:07,217 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:01:17" (3/4) ... [2018-12-02 03:05:07,220 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 03:05:07,228 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 03:05:07,228 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 03:05:07,228 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 03:05:07,263 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_edc770d8-8f59-4a68-9979-4fef1432433d/bin-2019/ukojak/witness.graphml [2018-12-02 03:05:07,263 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 03:05:07,264 INFO L168 Benchmark]: Toolchain (without parser) took 229601.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 961.4 MB in the beginning and 884.0 MB in the end (delta: 77.3 MB). Peak memory consumption was 226.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:05:07,265 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:05:07,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 114.87 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 949.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-02 03:05:07,265 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.09 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:05:07,265 INFO L168 Benchmark]: Boogie Preprocessor took 10.67 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:05:07,265 INFO L168 Benchmark]: RCFGBuilder took 160.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -167.8 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-12-02 03:05:07,266 INFO L168 Benchmark]: CodeCheck took 229247.90 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.3 MB). Free memory was 1.1 GB in the beginning and 884.0 MB in the end (delta: 227.9 MB). Peak memory consumption was 460.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:05:07,266 INFO L168 Benchmark]: Witness Printer took 47.14 ms. Allocated memory is still 1.2 GB. Free memory is still 884.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:05:07,268 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 1 procedures, 11 locations, 1 error locations. SAFE Result, 228.4s OverallTime, 102 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 800 SolverSat, 396 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38329 GetRequests, 28942 SyntacticMatches, 8477 SemanticMatches, 910 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1503686 ImplicationChecksByTransitivity, 222.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 155.5s InterpolantComputationTime, 5454 NumberOfCodeBlocks, 5454 NumberOfCodeBlocksAsserted, 101 NumberOfCheckSat, 5353 ConstructedInterpolants, 0 QuantifiedInterpolants, 2335145 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 101 InterpolantComputations, 1 PerfectInterpolantSequences, 0/171700 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((x <= 8 && y <= 50) && 8 <= x) && 50 <= y) || (((y <= 84 && 84 <= x) && 84 <= y) && x <= 84)) || (((y <= 70 && x <= 70) && 70 <= x) && 70 <= y)) || (((73 <= y && y <= 73) && 72 < x) && x <= 73)) || (((x <= 11 && 11 <= x) && y <= 50) && 50 <= y)) || (((y <= 92 && x <= 92) && 91 < x) && 92 <= y)) || (((23 <= x && y <= 50) && 50 <= y) && x <= 23)) || (((y <= 50 && 50 <= y) && 44 <= x) && x <= 44)) || (((62 <= x && x <= 62) && y <= 62) && 62 <= y)) || (((14 <= x && y <= 50) && 50 <= y) && x <= 14)) || (((x <= 53 && y <= 53) && 53 <= x) && 53 <= y)) || (((x <= 50 && 50 <= x) && y <= 50) && 50 <= y)) || (((x <= 51 && y <= 51) && 51 <= y) && 51 <= x)) || (((x <= 13 && y <= 50) && 50 <= y) && 13 <= x)) || (((x <= 60 && y <= 60) && 59 < x) && 60 <= y)) || (((x <= 27 && 27 <= x) && y <= 50) && 50 <= y)) || (((x <= 83 && y <= 83) && 83 <= x) && 83 <= y)) || (((68 <= y && x <= 68) && 68 <= x) && y <= 68)) || (((19 <= x && x <= 19) && y <= 50) && 50 <= y)) || (((18 <= x && x <= 18) && y <= 50) && 50 <= y)) || (((x <= 49 && 49 <= x) && y <= 50) && 50 <= y)) || (((y <= 58 && x <= 58) && 58 <= y) && 58 <= x)) || (((x <= 36 && y <= 50) && 36 <= x) && 50 <= y)) || (((y <= 50 && 50 <= y) && 21 <= x) && x <= 21)) || (((40 <= x && y <= 50) && 50 <= y) && x <= 40)) || (((x <= 2 && 2 <= x) && y <= 50) && 50 <= y)) || (((x <= 38 && 38 <= x) && y <= 50) && 50 <= y)) || (((y <= 79 && 79 <= y) && x <= 79) && 78 < x)) || (((x <= 3 && 3 <= x) && y <= 50) && 50 <= y)) || (((y <= 81 && x <= 81) && 81 <= x) && 81 <= y)) || (((95 <= y && y <= 95) && x <= 95) && 95 <= x)) || (((x <= 78 && 78 <= y) && 77 < x) && y <= 78)) || (((x <= 67 && 66 < x) && 67 <= y) && y <= 67)) || (((x <= 57 && y <= 57) && 57 <= y) && 56 < x)) || (((x <= 42 && 42 <= x) && y <= 50) && 50 <= y)) || (((x <= 9 && 9 <= x) && y <= 50) && 50 <= y)) || (((y <= 50 && 50 <= y) && 17 <= x) && x <= 17)) || (((87 <= y && x <= 87) && 87 <= x) && y <= 87)) || (((37 <= x && x <= 37) && y <= 50) && 50 <= y)) || (((y <= 66 && x <= 66) && 65 < x) && 66 <= y)) || (((x <= 39 && 39 <= x) && y <= 50) && 50 <= y)) || (((y <= 52 && 52 <= x) && 52 <= y) && x <= 52)) || (((y <= 75 && 75 <= x) && x <= 75) && 75 <= y)) || ((99 < x && 100 <= y) && y <= 100)) || (((x <= 4 && 4 <= x) && y <= 50) && 50 <= y)) || (((10 <= x && y <= 50) && 50 <= y) && x <= 10)) || (((y <= 98 && 98 <= y) && 97 < x) && x <= 98)) || (((58 < x && 59 <= y) && y <= 59) && x <= 59)) || (((x <= 30 && 30 <= x) && y <= 50) && 50 <= y)) || (((y <= 65 && x <= 65) && 65 <= y) && 64 < x)) || (((y <= 71 && 71 <= x) && x <= 71) && 71 <= y)) || (((45 <= x && y <= 50) && 50 <= y) && x <= 45)) || (((5 <= x && y <= 50) && 50 <= y) && x <= 5)) || (((54 < x && y <= 55) && 55 <= y) && x <= 55)) || (((26 <= x && y <= 50) && 50 <= y) && x <= 26)) || (((32 <= x && y <= 50) && 50 <= y) && x <= 32)) || (((76 <= y && x <= 76) && 76 <= x) && y <= 76)) || (((x <= 15 && 15 <= x) && y <= 50) && 50 <= y)) || (((x <= 16 && 16 <= x) && y <= 50) && 50 <= y)) || (((89 <= y && 88 < x) && x <= 89) && y <= 89)) || (((y <= 96 && 96 <= y) && x <= 96) && 96 <= x)) || (((24 <= x && y <= 50) && 50 <= y) && x <= 24)) || (((x <= 74 && 74 <= y) && 74 <= x) && y <= 74)) || (((y <= 85 && 85 <= y) && x <= 85) && 84 < x)) || (((33 <= x && x <= 33) && y <= 50) && 50 <= y)) || (((y <= 72 && 72 <= y) && 72 <= x) && x <= 72)) || (((x <= 77 && 77 <= x) && 77 <= y) && y <= 77)) || (((y <= 91 && 91 <= x) && 91 <= y) && x <= 91)) || (((7 <= x && x <= 7) && y <= 50) && 50 <= y)) || (((61 <= y && x <= 61) && y <= 61) && 61 <= x)) || (((y <= 56 && x <= 56) && 56 <= y) && 55 < x)) || (((82 <= y && y <= 82) && 81 < x) && x <= 82)) || (((y <= 88 && x <= 88) && 88 <= x) && 88 <= y)) || (((x <= 48 && 48 <= x) && y <= 50) && 50 <= y)) || (((x <= 34 && 34 <= x) && y <= 50) && 50 <= y)) || (((x <= 94 && y <= 94) && 94 <= x) && 94 <= y)) || (((92 < x && 93 <= y) && x <= 93) && y <= 93)) || (((28 <= x && y <= 50) && 50 <= y) && x <= 28)) || (((29 <= x && x <= 29) && y <= 50) && 50 <= y)) || (((1 <= x && x <= 1) && y <= 50) && 50 <= y)) || (((64 <= y && x <= 64) && y <= 64) && 64 <= x)) || (((x <= 0 && y <= 50) && 50 <= y) && 0 <= x)) || (((22 <= x && x <= 22) && y <= 50) && 50 <= y)) || (((x <= 12 && 12 <= x) && y <= 50) && 50 <= y)) || (((x <= 90 && 90 <= x) && y <= 90) && 90 <= y)) || (((6 <= x && y <= 50) && 50 <= y) && x <= 6)) || (((x <= 25 && 25 <= x) && y <= 50) && 50 <= y)) || (((x <= 20 && y <= 50) && 50 <= y) && 20 <= x)) || (((y <= 69 && 69 <= y) && 69 <= x) && x <= 69)) || (((80 <= y && x <= 80) && 80 <= x) && y <= 80)) || (((63 <= y && y <= 63) && 63 <= x) && x <= 63)) || (((97 <= y && 97 <= x) && x <= 97) && y <= 97)) || (((y <= 54 && 54 <= y) && 53 < x) && x <= 54)) || (((y <= 99 && 99 <= y) && 98 < x) && x <= 99)) || (((43 <= x && x <= 43) && y <= 50) && 50 <= y)) || (((x <= 47 && 47 <= x) && y <= 50) && 50 <= y)) || (((86 <= y && x <= 86) && 85 < x) && y <= 86)) || (((31 <= x && y <= 50) && 50 <= y) && x <= 31)) || (((x <= 35 && y <= 50) && 50 <= y) && 35 <= x)) || (((x <= 46 && y <= 50) && 50 <= y) && 46 <= x)) || (((x <= 41 && y <= 50) && 50 <= y) && 41 <= x) - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 114.87 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 949.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.09 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.67 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 160.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -167.8 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * CodeCheck took 229247.90 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.3 MB). Free memory was 1.1 GB in the beginning and 884.0 MB in the end (delta: 227.9 MB). Peak memory consumption was 460.7 MB. Max. memory is 11.5 GB. * Witness Printer took 47.14 ms. Allocated memory is still 1.2 GB. Free memory is still 884.0 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...