./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 08:45:27,186 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:45:27,188 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:45:27,196 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:45:27,196 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:45:27,197 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:45:27,197 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:45:27,198 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:45:27,200 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:45:27,200 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:45:27,201 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:45:27,201 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:45:27,202 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:45:27,202 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:45:27,203 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:45:27,203 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:45:27,204 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:45:27,205 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:45:27,206 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:45:27,207 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:45:27,208 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:45:27,209 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:45:27,210 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:45:27,210 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:45:27,210 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:45:27,211 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:45:27,211 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:45:27,212 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:45:27,212 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:45:27,213 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:45:27,213 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:45:27,214 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:45:27,214 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:45:27,214 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:45:27,215 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:45:27,215 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:45:27,215 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 08:45:27,225 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:45:27,225 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:45:27,225 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:45:27,225 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:45:27,226 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:45:27,226 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:45:27,226 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 08:45:27,226 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:45:27,226 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:45:27,227 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:45:27,227 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:45:27,227 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:45:27,227 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:45:27,227 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:45:27,227 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:45:27,227 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:45:27,227 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:45:27,228 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:45:27,228 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:45:27,228 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:45:27,228 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:45:27,228 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:45:27,228 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:45:27,228 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:45:27,229 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:45:27,229 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:45:27,229 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:45:27,229 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 08:45:27,229 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:45:27,229 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:45:27,229 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_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer 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 -> Automizer 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 -> 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 [2018-11-23 08:45:27,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:45:27,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:45:27,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:45:27,264 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:45:27,264 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:45:27,265 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c [2018-11-23 08:45:27,306 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/data/f6df142d8/4797ac176b1840809762ad5fe2def978/FLAGf66e8bc59 [2018-11-23 08:45:27,758 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:45:27,758 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c [2018-11-23 08:45:27,767 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/data/f6df142d8/4797ac176b1840809762ad5fe2def978/FLAGf66e8bc59 [2018-11-23 08:45:27,779 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/data/f6df142d8/4797ac176b1840809762ad5fe2def978 [2018-11-23 08:45:27,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:45:27,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:45:27,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:45:27,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:45:27,786 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:45:27,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:45:27" (1/1) ... [2018-11-23 08:45:27,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e234a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:27, skipping insertion in model container [2018-11-23 08:45:27,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:45:27" (1/1) ... [2018-11-23 08:45:27,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:45:27,832 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:45:28,078 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:45:28,082 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:45:28,149 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:45:28,161 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:45:28,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28 WrapperNode [2018-11-23 08:45:28,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:45:28,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:45:28,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:45:28,163 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:45:28,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28" (1/1) ... [2018-11-23 08:45:28,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28" (1/1) ... [2018-11-23 08:45:28,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:45:28,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:45:28,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:45:28,247 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:45:28,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28" (1/1) ... [2018-11-23 08:45:28,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28" (1/1) ... [2018-11-23 08:45:28,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28" (1/1) ... [2018-11-23 08:45:28,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28" (1/1) ... [2018-11-23 08:45:28,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28" (1/1) ... [2018-11-23 08:45:28,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28" (1/1) ... [2018-11-23 08:45:28,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28" (1/1) ... [2018-11-23 08:45:28,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:45:28,296 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:45:28,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:45:28,297 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:45:28,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-11-23 08:45:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 08:45:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 08:45:28,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 08:45:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 08:45:28,332 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 08:45:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:45:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:45:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 08:45:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 08:45:29,096 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:45:29,097 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 08:45:29,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:45:29 BoogieIcfgContainer [2018-11-23 08:45:29,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:45:29,098 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:45:29,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:45:29,100 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:45:29,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:45:27" (1/3) ... [2018-11-23 08:45:29,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@318e3581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:45:29, skipping insertion in model container [2018-11-23 08:45:29,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:28" (2/3) ... [2018-11-23 08:45:29,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@318e3581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:45:29, skipping insertion in model container [2018-11-23 08:45:29,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:45:29" (3/3) ... [2018-11-23 08:45:29,103 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label29_true-unreach-call_false-termination.c [2018-11-23 08:45:29,109 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:45:29,114 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 08:45:29,123 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 08:45:29,143 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 08:45:29,144 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:45:29,144 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:45:29,144 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:45:29,144 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:45:29,144 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:45:29,144 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:45:29,145 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:45:29,145 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:45:29,160 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-23 08:45:29,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 08:45:29,167 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:29,168 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:45:29,170 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:29,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:29,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1243928705, now seen corresponding path program 1 times [2018-11-23 08:45:29,175 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:29,175 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:29,204 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:29,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:29,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:29,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:29,446 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:45:29,446 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:45:29,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:45:29,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:45:29,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:45:29,460 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-23 08:45:29,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:29,985 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-23 08:45:29,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:45:29,988 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2018-11-23 08:45:29,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:29,999 INFO L225 Difference]: With dead ends: 547 [2018-11-23 08:45:29,999 INFO L226 Difference]: Without dead ends: 338 [2018-11-23 08:45:30,003 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:45:30,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-11-23 08:45:30,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2018-11-23 08:45:30,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-11-23 08:45:30,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 560 transitions. [2018-11-23 08:45:30,052 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 560 transitions. Word has length 107 [2018-11-23 08:45:30,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:30,053 INFO L480 AbstractCegarLoop]: Abstraction has 338 states and 560 transitions. [2018-11-23 08:45:30,053 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:45:30,054 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 560 transitions. [2018-11-23 08:45:30,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 08:45:30,056 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:30,056 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:45:30,056 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:30,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:30,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1742380424, now seen corresponding path program 1 times [2018-11-23 08:45:30,057 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:30,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:30,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:30,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:30,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:30,148 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:45:30,148 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:45:30,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:45:30,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:45:30,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:45:30,150 INFO L87 Difference]: Start difference. First operand 338 states and 560 transitions. Second operand 6 states. [2018-11-23 08:45:30,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:30,832 INFO L93 Difference]: Finished difference Result 881 states and 1484 transitions. [2018-11-23 08:45:30,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:45:30,832 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 117 [2018-11-23 08:45:30,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:30,836 INFO L225 Difference]: With dead ends: 881 [2018-11-23 08:45:30,836 INFO L226 Difference]: Without dead ends: 549 [2018-11-23 08:45:30,838 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:45:30,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2018-11-23 08:45:30,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 536. [2018-11-23 08:45:30,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 536 states. [2018-11-23 08:45:30,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 824 transitions. [2018-11-23 08:45:30,858 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 824 transitions. Word has length 117 [2018-11-23 08:45:30,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:30,858 INFO L480 AbstractCegarLoop]: Abstraction has 536 states and 824 transitions. [2018-11-23 08:45:30,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:45:30,858 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 824 transitions. [2018-11-23 08:45:30,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 08:45:30,859 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:30,860 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:45:30,860 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:30,860 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:30,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1357354234, now seen corresponding path program 1 times [2018-11-23 08:45:30,860 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:30,860 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:30,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:30,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:30,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:30,959 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:30,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:45:30,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:45:30,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:45:30,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:45:30,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:45:30,960 INFO L87 Difference]: Start difference. First operand 536 states and 824 transitions. Second operand 3 states. [2018-11-23 08:45:31,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:31,289 INFO L93 Difference]: Finished difference Result 1521 states and 2423 transitions. [2018-11-23 08:45:31,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:45:31,290 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 118 [2018-11-23 08:45:31,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:31,294 INFO L225 Difference]: With dead ends: 1521 [2018-11-23 08:45:31,295 INFO L226 Difference]: Without dead ends: 991 [2018-11-23 08:45:31,297 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:45:31,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2018-11-23 08:45:31,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2018-11-23 08:45:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 991 states. [2018-11-23 08:45:31,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1482 transitions. [2018-11-23 08:45:31,323 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1482 transitions. Word has length 118 [2018-11-23 08:45:31,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:31,324 INFO L480 AbstractCegarLoop]: Abstraction has 991 states and 1482 transitions. [2018-11-23 08:45:31,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:45:31,324 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1482 transitions. [2018-11-23 08:45:31,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 08:45:31,327 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:31,327 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:45:31,328 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:31,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:31,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1051124638, now seen corresponding path program 1 times [2018-11-23 08:45:31,328 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:31,328 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:31,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:31,329 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:31,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:31,408 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:31,408 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:45:31,408 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:45:31,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:45:31,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:45:31,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:45:31,410 INFO L87 Difference]: Start difference. First operand 991 states and 1482 transitions. Second operand 6 states. [2018-11-23 08:45:32,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:32,022 INFO L93 Difference]: Finished difference Result 2904 states and 4593 transitions. [2018-11-23 08:45:32,022 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:45:32,023 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 132 [2018-11-23 08:45:32,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:32,029 INFO L225 Difference]: With dead ends: 2904 [2018-11-23 08:45:32,029 INFO L226 Difference]: Without dead ends: 1919 [2018-11-23 08:45:32,032 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:45:32,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1919 states. [2018-11-23 08:45:32,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1919 to 1870. [2018-11-23 08:45:32,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1870 states. [2018-11-23 08:45:32,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1870 states and 2645 transitions. [2018-11-23 08:45:32,068 INFO L78 Accepts]: Start accepts. Automaton has 1870 states and 2645 transitions. Word has length 132 [2018-11-23 08:45:32,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:32,069 INFO L480 AbstractCegarLoop]: Abstraction has 1870 states and 2645 transitions. [2018-11-23 08:45:32,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:45:32,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2645 transitions. [2018-11-23 08:45:32,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 08:45:32,072 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:32,072 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:45:32,072 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:32,072 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:32,072 INFO L82 PathProgramCache]: Analyzing trace with hash 1449351597, now seen corresponding path program 1 times [2018-11-23 08:45:32,073 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:32,073 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:32,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:32,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:32,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:32,148 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:32,148 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:45:32,148 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:45:32,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:32,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:32,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:45:32,285 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 08:45:32,300 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 08:45:32,301 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-23 08:45:32,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 08:45:32,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 08:45:32,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-23 08:45:32,302 INFO L87 Difference]: Start difference. First operand 1870 states and 2645 transitions. Second operand 8 states. [2018-11-23 08:45:33,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:33,681 INFO L93 Difference]: Finished difference Result 9436 states and 14907 transitions. [2018-11-23 08:45:33,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-23 08:45:33,683 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 141 [2018-11-23 08:45:33,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:33,721 INFO L225 Difference]: With dead ends: 9436 [2018-11-23 08:45:33,721 INFO L226 Difference]: Without dead ends: 7572 [2018-11-23 08:45:33,739 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=149, Invalid=451, Unknown=0, NotChecked=0, Total=600 [2018-11-23 08:45:33,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7572 states. [2018-11-23 08:45:33,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7572 to 7340. [2018-11-23 08:45:33,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7340 states. [2018-11-23 08:45:33,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7340 states to 7340 states and 9776 transitions. [2018-11-23 08:45:33,953 INFO L78 Accepts]: Start accepts. Automaton has 7340 states and 9776 transitions. Word has length 141 [2018-11-23 08:45:33,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:33,953 INFO L480 AbstractCegarLoop]: Abstraction has 7340 states and 9776 transitions. [2018-11-23 08:45:33,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 08:45:33,953 INFO L276 IsEmpty]: Start isEmpty. Operand 7340 states and 9776 transitions. [2018-11-23 08:45:33,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 08:45:33,963 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:33,963 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:45:33,963 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:33,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:33,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1860694341, now seen corresponding path program 1 times [2018-11-23 08:45:33,963 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:33,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:33,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:33,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:33,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:34,028 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:34,029 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:45:34,029 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:45:34,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:34,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:45:34,116 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 08:45:34,141 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:45:34,142 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-23 08:45:34,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 08:45:34,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 08:45:34,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 08:45:34,143 INFO L87 Difference]: Start difference. First operand 7340 states and 9776 transitions. Second operand 7 states. [2018-11-23 08:45:35,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:35,321 INFO L93 Difference]: Finished difference Result 14978 states and 20942 transitions. [2018-11-23 08:45:35,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-23 08:45:35,322 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 143 [2018-11-23 08:45:35,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:35,346 INFO L225 Difference]: With dead ends: 14978 [2018-11-23 08:45:35,346 INFO L226 Difference]: Without dead ends: 7644 [2018-11-23 08:45:35,359 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-23 08:45:35,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7644 states. [2018-11-23 08:45:35,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7644 to 7431. [2018-11-23 08:45:35,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7431 states. [2018-11-23 08:45:35,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7431 states to 7431 states and 9312 transitions. [2018-11-23 08:45:35,475 INFO L78 Accepts]: Start accepts. Automaton has 7431 states and 9312 transitions. Word has length 143 [2018-11-23 08:45:35,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:35,475 INFO L480 AbstractCegarLoop]: Abstraction has 7431 states and 9312 transitions. [2018-11-23 08:45:35,475 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 08:45:35,475 INFO L276 IsEmpty]: Start isEmpty. Operand 7431 states and 9312 transitions. [2018-11-23 08:45:35,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 08:45:35,482 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:35,482 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:45:35,482 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:35,482 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:35,482 INFO L82 PathProgramCache]: Analyzing trace with hash -45346729, now seen corresponding path program 1 times [2018-11-23 08:45:35,482 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:45:35,482 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:45:35,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:35,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:35,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:35,544 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 53 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:35,544 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:45:35,544 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:45:35,562 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:35,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:45:35,639 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 53 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:35,654 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 08:45:35,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-23 08:45:35,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 08:45:35,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 08:45:35,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:45:35,655 INFO L87 Difference]: Start difference. First operand 7431 states and 9312 transitions. Second operand 9 states. [2018-11-23 08:45:37,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:37,482 INFO L93 Difference]: Finished difference Result 17301 states and 22114 transitions. [2018-11-23 08:45:37,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 08:45:37,482 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2018-11-23 08:45:37,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:37,483 INFO L225 Difference]: With dead ends: 17301 [2018-11-23 08:45:37,483 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 08:45:37,510 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=189, Invalid=681, Unknown=0, NotChecked=0, Total=870 [2018-11-23 08:45:37,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 08:45:37,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 08:45:37,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 08:45:37,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 08:45:37,511 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2018-11-23 08:45:37,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:37,512 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:45:37,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 08:45:37,512 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 08:45:37,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:45:37,516 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 08:45:37,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,841 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 205 [2018-11-23 08:45:37,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:37,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:45:38,005 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 205 [2018-11-23 08:45:38,754 WARN L180 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 59 [2018-11-23 08:45:39,126 WARN L180 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 48 [2018-11-23 08:45:39,463 WARN L180 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 48 [2018-11-23 08:45:39,465 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:45:39,465 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-23 08:45:39,465 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:45:39,465 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-23 08:45:39,466 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-23 08:45:39,467 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,468 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,469 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,470 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,471 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-23 08:45:39,472 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-23 08:45:39,473 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-23 08:45:39,474 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-23 08:45:39,475 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-23 08:45:39,475 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-23 08:45:39,475 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-23 08:45:39,475 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-23 08:45:39,475 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse11 (= ~a7~0 |old(~a7~0)|)) (.cse12 (= |old(~a8~0)| ~a8~0)) (.cse13 (= ~a17~0 |old(~a17~0)|)) (.cse10 (= |old(~a16~0)| ~a16~0)) (.cse15 (= ~a21~0 |old(~a21~0)|))) (let ((.cse7 (< 13 |old(~a8~0)|)) (.cse16 (= 1 ~a17~0)) (.cse9 (not (= 1 |old(~a17~0)|))) (.cse1 (not (= 1 |old(~a20~0)|))) (.cse3 (= 1 ~a20~0)) (.cse4 (< 0 |old(~a7~0)|)) (.cse14 (and .cse11 .cse12 .cse13 .cse10 .cse15)) (.cse6 (= 6 |old(~a16~0)|)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse17 (= 1 ~a7~0)) (.cse2 (= 13 |old(~a8~0)|)) (.cse8 (not (= 1 |old(~a7~0)|))) (.cse5 (< 0 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1 .cse8 .cse3 .cse9) (or .cse0 .cse1 (and .cse3 .cse10 .cse11 .cse12 .cse13 (= 1 ~a21~0)) .cse4 .cse9) (or .cse6 .cse0 .cse14 .cse4 .cse5) (or .cse0 .cse2 .cse4 .cse9 (and .cse11 .cse12 .cse10 .cse15 .cse16)) (or .cse7 .cse1 .cse8 .cse5 (and .cse17 .cse12 .cse3 .cse13 .cse10 .cse15)) (or .cse6 .cse0 .cse1 .cse8 .cse5 .cse3) (or .cse6 .cse7 (and .cse17 .cse12 .cse10 .cse15 .cse16) .cse8 .cse9) (or .cse6 .cse0 .cse1 .cse3 .cse4 .cse5) (or .cse0 .cse2 .cse4 .cse5 .cse14) (or .cse6 .cse0 (and .cse17 .cse12 .cse13 .cse10 .cse15) .cse2 .cse8 .cse5)))) [2018-11-23 08:45:39,475 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-23 08:45:39,475 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,475 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,475 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,475 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-23 08:45:39,476 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 479) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-23 08:45:39,477 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:39,478 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a20~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (<= ~a7~0 0) (not (= ~a8~0 13)) (not (= ~a16~0 4)) (= 1 ~a17~0)) [2018-11-23 08:45:39,479 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 08:45:39,479 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:45:39,479 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 4 |old(~a16~0)|) (not (= 1 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (< 0 |old(~a7~0)|) (and (= 1 ~a20~0) (= |old(~a16~0)| ~a16~0) (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= 1 ~a21~0)) (not (= 1 |old(~a17~0)|))) [2018-11-23 08:45:39,480 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-23 08:45:39,480 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse5 (= 1 ~a17~0)) (.cse7 (<= ~a8~0 13)) (.cse6 (= 1 ~a20~0)) (.cse0 (not (= ~a16~0 6))) (.cse8 (= 1 ~a7~0)) (.cse1 (= 1 ~a21~0)) (.cse2 (<= ~a17~0 0)) (.cse4 (not (= ~a8~0 13))) (.cse3 (<= ~a7~0 0))) (or (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse3 .cse5) (and .cse7 .cse8 .cse0 .cse5) (and .cse7 .cse8 .cse6 .cse2) (and (and .cse0 .cse1 .cse2 .cse4) .cse8) (< 0 |old(~a7~0)|) (and .cse1 .cse2 .cse4 .cse3) (= 6 |old(~a16~0)|) (= 13 |old(~a8~0)|) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|))) [2018-11-23 08:45:39,480 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-23 08:45:39,480 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-23 08:45:39,480 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse5 (= 1 ~a17~0)) (.cse7 (<= ~a8~0 13)) (.cse6 (= 1 ~a20~0)) (.cse0 (not (= ~a16~0 6))) (.cse8 (= 1 ~a7~0)) (.cse1 (= 1 ~a21~0)) (.cse2 (<= ~a17~0 0)) (.cse4 (not (= ~a8~0 13))) (.cse3 (<= ~a7~0 0))) (or (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse3 .cse5) (and .cse7 .cse8 .cse0 .cse5) (and .cse7 .cse8 .cse6 .cse2) (and (and .cse0 .cse1 .cse2 .cse4) .cse8) (< 0 |old(~a7~0)|) (and .cse1 .cse2 .cse4 .cse3) (= 6 |old(~a16~0)|) (= 13 |old(~a8~0)|) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|))) [2018-11-23 08:45:39,480 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-23 08:45:39,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:45:39 BoogieIcfgContainer [2018-11-23 08:45:39,500 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 08:45:39,500 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:45:39,500 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:45:39,500 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:45:39,501 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:45:29" (3/4) ... [2018-11-23 08:45:39,507 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:45:39,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 08:45:39,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 08:45:39,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 08:45:39,521 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 08:45:39,522 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 08:45:39,546 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(1 == \old(a21)) || !(1 == \old(a20))) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a7 <= 0)) || (((1 == a21 && a7 <= 0) && !(a8 == 13)) && 1 == a17)) || (((1 == a20 && 1 == a21) && a7 <= 0) && 1 == a17)) || (((a8 <= 13 && 1 == a7) && !(a16 == 6)) && 1 == a17)) || (((a8 <= 13 && 1 == a7) && 1 == a20) && a17 <= 0)) || ((((!(a16 == 6) && 1 == a21) && a17 <= 0) && !(a8 == 13)) && 1 == a7)) || 0 < \old(a7)) || (((1 == a21 && a17 <= 0) && !(a8 == 13)) && a7 <= 0)) || 6 == \old(a16)) || 13 == \old(a8)) || !(1 == \old(a17))) || 4 == \old(a16) [2018-11-23 08:45:39,609 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_505c63bb-2ead-4baa-b8b6-7c23e0c2d867/bin-2019/uautomizer/witness.graphml [2018-11-23 08:45:39,609 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:45:39,610 INFO L168 Benchmark]: Toolchain (without parser) took 11828.31 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 553.6 MB). Free memory was 951.1 MB in the beginning and 983.1 MB in the end (delta: -32.1 MB). Peak memory consumption was 521.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:39,611 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:45:39,611 INFO L168 Benchmark]: CACSL2BoogieTranslator took 378.90 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:39,611 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 913.4 MB in the beginning and 1.2 GB in the end (delta: -245.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:39,611 INFO L168 Benchmark]: Boogie Preprocessor took 49.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:39,611 INFO L168 Benchmark]: RCFGBuilder took 800.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 109.5 MB). Peak memory consumption was 109.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:39,612 INFO L168 Benchmark]: TraceAbstraction took 10402.09 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 388.0 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 34.4 MB). Peak memory consumption was 476.0 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:39,612 INFO L168 Benchmark]: Witness Printer took 109.55 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 983.1 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:39,613 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 378.90 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 913.4 MB in the beginning and 1.2 GB in the end (delta: -245.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 800.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 109.5 MB). Peak memory consumption was 109.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10402.09 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 388.0 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 34.4 MB). Peak memory consumption was 476.0 MB. Max. memory is 11.5 GB. * Witness Printer took 109.55 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 983.1 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 479]: 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: 583]: Loop Invariant Derived loop invariant: ((((((((((((!(1 == \old(a21)) || !(1 == \old(a20))) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a7 <= 0)) || (((1 == a21 && a7 <= 0) && !(a8 == 13)) && 1 == a17)) || (((1 == a20 && 1 == a21) && a7 <= 0) && 1 == a17)) || (((a8 <= 13 && 1 == a7) && !(a16 == 6)) && 1 == a17)) || (((a8 <= 13 && 1 == a7) && 1 == a20) && a17 <= 0)) || ((((!(a16 == 6) && 1 == a21) && a17 <= 0) && !(a8 == 13)) && 1 == a7)) || 0 < \old(a7)) || (((1 == a21 && a17 <= 0) && !(a8 == 13)) && a7 <= 0)) || 6 == \old(a16)) || 13 == \old(a8)) || !(1 == \old(a17))) || 4 == \old(a16) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 10.3s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 6.7s AutomataDifference, 0.0s DeadEndRemovalTime, 1.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 681 SDtfs, 6999 SDslu, 886 SDs, 0 SdLazy, 8501 SolverSat, 2132 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 566 GetRequests, 482 SyntacticMatches, 4 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7431occurred in iteration=6, traceCheckStatistics: No data available, 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: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 507 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 203 PreInvPairs, 375 NumberOfFragments, 669 HoareAnnotationTreeSize, 203 FomulaSimplifications, 20764 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 15728 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 1356 NumberOfCodeBlocks, 1356 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1346 ConstructedInterpolants, 0 QuantifiedInterpolants, 414825 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1301 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 271/301 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...