./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem10_label31_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/eca-rers2012/Problem10_label31_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 1526c68070720602d1aaf18c59ad5d7427388bd5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 03:31:19,101 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 03:31:19,103 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 03:31:19,122 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 03:31:19,122 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 03:31:19,123 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 03:31:19,124 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 03:31:19,126 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 03:31:19,128 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 03:31:19,129 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 03:31:19,130 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 03:31:19,130 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 03:31:19,131 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 03:31:19,132 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 03:31:19,133 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 03:31:19,134 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 03:31:19,135 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 03:31:19,137 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 03:31:19,140 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 03:31:19,141 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 03:31:19,143 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 03:31:19,144 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 03:31:19,147 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 03:31:19,147 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 03:31:19,147 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 03:31:19,148 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 03:31:19,149 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 03:31:19,151 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 03:31:19,152 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 03:31:19,153 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 03:31:19,153 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 03:31:19,154 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 03:31:19,154 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 03:31:19,154 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 03:31:19,156 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 03:31:19,157 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 03:31:19,157 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 03:31:19,174 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 03:31:19,175 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 03:31:19,176 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 03:31:19,176 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 03:31:19,177 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 03:31:19,177 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 03:31:19,177 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 03:31:19,178 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 03:31:19,178 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 03:31:19,178 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 03:31:19,179 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 03:31:19,179 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 03:31:19,179 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 03:31:19,179 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 03:31:19,179 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 03:31:19,179 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 03:31:19,180 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 03:31:19,180 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 03:31:19,180 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 03:31:19,180 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 03:31:19,180 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 03:31:19,181 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 03:31:19,182 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 03:31:19,182 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 03:31:19,183 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 03:31:19,183 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 03:31:19,183 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 03:31:19,183 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 03:31:19,183 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 1526c68070720602d1aaf18c59ad5d7427388bd5 [2019-01-12 03:31:19,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 03:31:19,238 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 03:31:19,245 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 03:31:19,247 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 03:31:19,248 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 03:31:19,250 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem10_label31_true-unreach-call.c [2019-01-12 03:31:19,308 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ac31c8b1/348600929c8342769360b9040ac4abfa/FLAG3b28db3c8 [2019-01-12 03:31:19,987 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 03:31:19,988 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem10_label31_true-unreach-call.c [2019-01-12 03:31:20,016 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ac31c8b1/348600929c8342769360b9040ac4abfa/FLAG3b28db3c8 [2019-01-12 03:31:20,157 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ac31c8b1/348600929c8342769360b9040ac4abfa [2019-01-12 03:31:20,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 03:31:20,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 03:31:20,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 03:31:20,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 03:31:20,170 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 03:31:20,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 03:31:20" (1/1) ... [2019-01-12 03:31:20,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dac9110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20, skipping insertion in model container [2019-01-12 03:31:20,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 03:31:20" (1/1) ... [2019-01-12 03:31:20,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 03:31:20,251 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 03:31:20,658 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 03:31:20,664 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 03:31:20,775 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 03:31:20,794 INFO L195 MainTranslator]: Completed translation [2019-01-12 03:31:20,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20 WrapperNode [2019-01-12 03:31:20,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 03:31:20,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 03:31:20,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 03:31:20,797 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 03:31:20,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20" (1/1) ... [2019-01-12 03:31:20,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20" (1/1) ... [2019-01-12 03:31:21,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 03:31:21,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 03:31:21,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 03:31:21,017 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 03:31:21,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20" (1/1) ... [2019-01-12 03:31:21,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20" (1/1) ... [2019-01-12 03:31:21,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20" (1/1) ... [2019-01-12 03:31:21,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20" (1/1) ... [2019-01-12 03:31:21,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20" (1/1) ... [2019-01-12 03:31:21,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20" (1/1) ... [2019-01-12 03:31:21,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20" (1/1) ... [2019-01-12 03:31:21,125 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 03:31:21,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 03:31:21,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 03:31:21,127 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 03:31:21,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-12 03:31:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 03:31:21,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 03:31:24,355 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 03:31:24,356 INFO L286 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-12 03:31:24,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 03:31:24 BoogieIcfgContainer [2019-01-12 03:31:24,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 03:31:24,360 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 03:31:24,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 03:31:24,363 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 03:31:24,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 03:31:20" (1/3) ... [2019-01-12 03:31:24,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ade7083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 03:31:24, skipping insertion in model container [2019-01-12 03:31:24,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 03:31:20" (2/3) ... [2019-01-12 03:31:24,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ade7083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 03:31:24, skipping insertion in model container [2019-01-12 03:31:24,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 03:31:24" (3/3) ... [2019-01-12 03:31:24,367 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label31_true-unreach-call.c [2019-01-12 03:31:24,376 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 03:31:24,388 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 03:31:24,405 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 03:31:24,440 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 03:31:24,441 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 03:31:24,441 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 03:31:24,442 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 03:31:24,442 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 03:31:24,442 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 03:31:24,442 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 03:31:24,443 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 03:31:24,443 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 03:31:24,468 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-01-12 03:31:24,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-01-12 03:31:24,481 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 03:31:24,483 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] [2019-01-12 03:31:24,489 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 03:31:24,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 03:31:24,495 INFO L82 PathProgramCache]: Analyzing trace with hash 712930081, now seen corresponding path program 1 times [2019-01-12 03:31:24,497 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 03:31:24,497 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 03:31:24,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 03:31:24,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 03:31:24,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 03:31:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 03:31:24,917 WARN L181 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-01-12 03:31:25,125 WARN L181 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2019-01-12 03:31:25,319 WARN L181 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 17 [2019-01-12 03:31:25,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 03:31:25,473 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 03:31:25,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 03:31:25,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-12 03:31:25,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-12 03:31:25,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-01-12 03:31:25,497 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 7 states. [2019-01-12 03:31:29,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 03:31:29,906 INFO L93 Difference]: Finished difference Result 982 states and 1810 transitions. [2019-01-12 03:31:29,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 03:31:29,909 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 43 [2019-01-12 03:31:29,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 03:31:29,933 INFO L225 Difference]: With dead ends: 982 [2019-01-12 03:31:29,934 INFO L226 Difference]: Without dead ends: 699 [2019-01-12 03:31:29,939 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2019-01-12 03:31:29,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2019-01-12 03:31:30,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 421. [2019-01-12 03:31:30,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-01-12 03:31:30,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 581 transitions. [2019-01-12 03:31:30,025 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 581 transitions. Word has length 43 [2019-01-12 03:31:30,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 03:31:30,025 INFO L480 AbstractCegarLoop]: Abstraction has 421 states and 581 transitions. [2019-01-12 03:31:30,026 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-12 03:31:30,026 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 581 transitions. [2019-01-12 03:31:30,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-01-12 03:31:30,033 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 03:31:30,033 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, 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] [2019-01-12 03:31:30,034 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 03:31:30,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 03:31:30,034 INFO L82 PathProgramCache]: Analyzing trace with hash 717652662, now seen corresponding path program 1 times [2019-01-12 03:31:30,034 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 03:31:30,035 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 03:31:30,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 03:31:30,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 03:31:30,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 03:31:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 03:31:30,372 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 03:31:30,373 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 03:31:30,373 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 03:31:30,376 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-12 03:31:30,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-12 03:31:30,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-01-12 03:31:30,377 INFO L87 Difference]: Start difference. First operand 421 states and 581 transitions. Second operand 4 states. [2019-01-12 03:31:31,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 03:31:31,621 INFO L93 Difference]: Finished difference Result 1257 states and 1737 transitions. [2019-01-12 03:31:31,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-12 03:31:31,622 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 161 [2019-01-12 03:31:31,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 03:31:31,628 INFO L225 Difference]: With dead ends: 1257 [2019-01-12 03:31:31,628 INFO L226 Difference]: Without dead ends: 838 [2019-01-12 03:31:31,632 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-01-12 03:31:31,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2019-01-12 03:31:31,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 699. [2019-01-12 03:31:31,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2019-01-12 03:31:31,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 889 transitions. [2019-01-12 03:31:31,665 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 889 transitions. Word has length 161 [2019-01-12 03:31:31,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 03:31:31,666 INFO L480 AbstractCegarLoop]: Abstraction has 699 states and 889 transitions. [2019-01-12 03:31:31,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-12 03:31:31,667 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 889 transitions. [2019-01-12 03:31:31,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-01-12 03:31:31,672 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 03:31:31,673 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 03:31:31,673 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 03:31:31,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 03:31:31,674 INFO L82 PathProgramCache]: Analyzing trace with hash 21712805, now seen corresponding path program 1 times [2019-01-12 03:31:31,674 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 03:31:31,674 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 03:31:31,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 03:31:31,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 03:31:31,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 03:31:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 03:31:32,090 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 03:31:32,091 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 03:31:32,091 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 03:31:32,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-12 03:31:32,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-12 03:31:32,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-01-12 03:31:32,093 INFO L87 Difference]: Start difference. First operand 699 states and 889 transitions. Second operand 4 states. [2019-01-12 03:31:34,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 03:31:34,341 INFO L93 Difference]: Finished difference Result 1674 states and 2200 transitions. [2019-01-12 03:31:34,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-12 03:31:34,345 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 187 [2019-01-12 03:31:34,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 03:31:34,352 INFO L225 Difference]: With dead ends: 1674 [2019-01-12 03:31:34,353 INFO L226 Difference]: Without dead ends: 1116 [2019-01-12 03:31:34,358 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-01-12 03:31:34,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2019-01-12 03:31:34,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 977. [2019-01-12 03:31:34,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2019-01-12 03:31:34,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1197 transitions. [2019-01-12 03:31:34,390 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1197 transitions. Word has length 187 [2019-01-12 03:31:34,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 03:31:34,392 INFO L480 AbstractCegarLoop]: Abstraction has 977 states and 1197 transitions. [2019-01-12 03:31:34,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-12 03:31:34,392 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1197 transitions. [2019-01-12 03:31:34,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-01-12 03:31:34,408 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 03:31:34,409 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 03:31:34,409 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 03:31:34,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 03:31:34,410 INFO L82 PathProgramCache]: Analyzing trace with hash 165795462, now seen corresponding path program 1 times [2019-01-12 03:31:34,411 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 03:31:34,411 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 03:31:34,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 03:31:34,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 03:31:34,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 03:31:34,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 03:31:34,675 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-01-12 03:31:34,676 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 03:31:34,676 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 03:31:34,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 03:31:34,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 03:31:34,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 03:31:34,678 INFO L87 Difference]: Start difference. First operand 977 states and 1197 transitions. Second operand 3 states. [2019-01-12 03:31:35,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 03:31:35,516 INFO L93 Difference]: Finished difference Result 2230 states and 2765 transitions. [2019-01-12 03:31:35,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 03:31:35,518 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 279 [2019-01-12 03:31:35,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 03:31:35,524 INFO L225 Difference]: With dead ends: 2230 [2019-01-12 03:31:35,524 INFO L226 Difference]: Without dead ends: 977 [2019-01-12 03:31:35,527 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 [2019-01-12 03:31:35,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2019-01-12 03:31:35,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2019-01-12 03:31:35,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2019-01-12 03:31:35,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1170 transitions. [2019-01-12 03:31:35,549 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1170 transitions. Word has length 279 [2019-01-12 03:31:35,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 03:31:35,549 INFO L480 AbstractCegarLoop]: Abstraction has 977 states and 1170 transitions. [2019-01-12 03:31:35,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 03:31:35,550 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1170 transitions. [2019-01-12 03:31:35,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2019-01-12 03:31:35,556 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 03:31:35,557 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-01-12 03:31:35,557 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 03:31:35,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 03:31:35,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1824070316, now seen corresponding path program 1 times [2019-01-12 03:31:35,558 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 03:31:35,558 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 03:31:35,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 03:31:35,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 03:31:35,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 03:31:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 03:31:36,048 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-01-12 03:31:36,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 03:31:36,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 03:31:36,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-12 03:31:36,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-12 03:31:36,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-01-12 03:31:36,050 INFO L87 Difference]: Start difference. First operand 977 states and 1170 transitions. Second operand 4 states. [2019-01-12 03:31:37,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 03:31:37,022 INFO L93 Difference]: Finished difference Result 2228 states and 2739 transitions. [2019-01-12 03:31:37,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-12 03:31:37,023 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 315 [2019-01-12 03:31:37,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 03:31:37,024 INFO L225 Difference]: With dead ends: 2228 [2019-01-12 03:31:37,024 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 03:31:37,028 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-01-12 03:31:37,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 03:31:37,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 03:31:37,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 03:31:37,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 03:31:37,029 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 315 [2019-01-12 03:31:37,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 03:31:37,029 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 03:31:37,029 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-12 03:31:37,029 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 03:31:37,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 03:31:37,037 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 03:31:37,264 WARN L181 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 21 [2019-01-12 03:31:37,358 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-01-12 03:31:37,358 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,358 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,359 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,359 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,359 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,359 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,359 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-01-12 03:31:37,359 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-01-12 03:31:37,359 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-01-12 03:31:37,359 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-01-12 03:31:37,359 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-01-12 03:31:37,359 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-01-12 03:31:37,359 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-01-12 03:31:37,360 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-01-12 03:31:37,360 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-01-12 03:31:37,360 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-01-12 03:31:37,360 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-01-12 03:31:37,360 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,360 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,360 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,360 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,360 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,361 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-01-12 03:31:37,361 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-01-12 03:31:37,361 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-01-12 03:31:37,361 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-01-12 03:31:37,361 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-01-12 03:31:37,361 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-01-12 03:31:37,361 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-01-12 03:31:37,361 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-01-12 03:31:37,361 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-01-12 03:31:37,361 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-01-12 03:31:37,362 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-01-12 03:31:37,362 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-01-12 03:31:37,362 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-01-12 03:31:37,362 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-01-12 03:31:37,362 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 133) no Hoare annotation was computed. [2019-01-12 03:31:37,362 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,362 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,362 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,363 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,363 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,363 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-01-12 03:31:37,363 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-01-12 03:31:37,363 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-01-12 03:31:37,363 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-01-12 03:31:37,363 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-01-12 03:31:37,363 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-01-12 03:31:37,364 INFO L444 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 7)))) (or (and .cse0 (not (= 4 ~a10~0)) (not (= 3 ~a10~0))) (and .cse0 (not (= ~a19~0 10))) (= ~a10~0 1) (= ~a10~0 2))) [2019-01-12 03:31:37,364 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-01-12 03:31:37,364 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-01-12 03:31:37,364 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-01-12 03:31:37,364 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-01-12 03:31:37,364 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,365 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,365 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,365 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,365 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,365 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-01-12 03:31:37,365 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-01-12 03:31:37,365 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-01-12 03:31:37,365 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-01-12 03:31:37,365 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-01-12 03:31:37,366 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-01-12 03:31:37,366 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-01-12 03:31:37,366 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-01-12 03:31:37,366 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-01-12 03:31:37,366 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-01-12 03:31:37,366 INFO L451 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-01-12 03:31:37,366 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-01-12 03:31:37,366 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-01-12 03:31:37,367 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-01-12 03:31:37,367 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,367 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,367 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,367 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,367 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,367 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-01-12 03:31:37,367 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-01-12 03:31:37,367 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-01-12 03:31:37,367 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-01-12 03:31:37,368 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-01-12 03:31:37,368 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-01-12 03:31:37,368 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-01-12 03:31:37,368 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-01-12 03:31:37,368 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-01-12 03:31:37,368 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,368 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,368 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,368 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,369 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,369 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-01-12 03:31:37,369 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-01-12 03:31:37,369 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-01-12 03:31:37,369 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-01-12 03:31:37,369 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-01-12 03:31:37,369 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-01-12 03:31:37,369 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-01-12 03:31:37,369 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-01-12 03:31:37,370 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-01-12 03:31:37,370 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-01-12 03:31:37,370 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-01-12 03:31:37,370 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 03:31:37,370 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-01-12 03:31:37,370 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 7)))) (or (and .cse0 (not (= 4 ~a10~0)) (not (= 3 ~a10~0))) (and .cse0 (not (= ~a19~0 10))) (= ~a10~0 1) (= ~a10~0 2))) [2019-01-12 03:31:37,370 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-01-12 03:31:37,370 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,371 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,371 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,371 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,371 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-01-12 03:31:37,371 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,371 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,371 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-01-12 03:31:37,371 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-01-12 03:31:37,371 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-01-12 03:31:37,371 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-01-12 03:31:37,372 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-01-12 03:31:37,372 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-01-12 03:31:37,372 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-01-12 03:31:37,372 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-01-12 03:31:37,372 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-01-12 03:31:37,372 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-01-12 03:31:37,372 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-01-12 03:31:37,372 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-01-12 03:31:37,372 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-01-12 03:31:37,372 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,373 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,373 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,373 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,373 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,373 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,373 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-01-12 03:31:37,373 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-01-12 03:31:37,373 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-01-12 03:31:37,373 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 03:31:37,373 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-01-12 03:31:37,374 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-01-12 03:31:37,374 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-01-12 03:31:37,374 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-01-12 03:31:37,374 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-01-12 03:31:37,374 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-01-12 03:31:37,374 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-01-12 03:31:37,374 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-01-12 03:31:37,374 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-01-12 03:31:37,374 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-01-12 03:31:37,374 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-01-12 03:31:37,375 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-01-12 03:31:37,375 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,375 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,375 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,375 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,375 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,375 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,375 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-01-12 03:31:37,375 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-01-12 03:31:37,375 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-01-12 03:31:37,376 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-01-12 03:31:37,376 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-01-12 03:31:37,376 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-01-12 03:31:37,376 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 03:31:37,376 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-01-12 03:31:37,376 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-01-12 03:31:37,376 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-01-12 03:31:37,376 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-01-12 03:31:37,376 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-01-12 03:31:37,377 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-01-12 03:31:37,377 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-01-12 03:31:37,377 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,377 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,377 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,377 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,377 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,377 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,377 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-01-12 03:31:37,378 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-01-12 03:31:37,378 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-01-12 03:31:37,378 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-01-12 03:31:37,378 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-01-12 03:31:37,378 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-01-12 03:31:37,378 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-01-12 03:31:37,378 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-01-12 03:31:37,378 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-01-12 03:31:37,378 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-01-12 03:31:37,379 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-01-12 03:31:37,379 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 03:31:37,379 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-01-12 03:31:37,379 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,379 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,379 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,379 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,379 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,379 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-01-12 03:31:37,379 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-01-12 03:31:37,380 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-01-12 03:31:37,380 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-01-12 03:31:37,380 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-01-12 03:31:37,380 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-01-12 03:31:37,380 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-01-12 03:31:37,380 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-01-12 03:31:37,380 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-01-12 03:31:37,380 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-01-12 03:31:37,381 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-01-12 03:31:37,381 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-01-12 03:31:37,381 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-01-12 03:31:37,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 03:31:37 BoogieIcfgContainer [2019-01-12 03:31:37,406 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 03:31:37,406 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 03:31:37,406 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 03:31:37,407 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 03:31:37,407 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 03:31:24" (3/4) ... [2019-01-12 03:31:37,417 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 03:31:37,465 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 03:31:37,468 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 03:31:37,641 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 03:31:37,641 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 03:31:37,645 INFO L168 Benchmark]: Toolchain (without parser) took 17482.91 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 262.1 MB). Free memory was 952.7 MB in the beginning and 1.0 GB in the end (delta: -60.7 MB). Peak memory consumption was 201.4 MB. Max. memory is 11.5 GB. [2019-01-12 03:31:37,645 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 03:31:37,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.59 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 920.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-01-12 03:31:37,647 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -157.3 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2019-01-12 03:31:37,647 INFO L168 Benchmark]: Boogie Preprocessor took 108.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-01-12 03:31:37,648 INFO L168 Benchmark]: RCFGBuilder took 3232.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 958.9 MB in the end (delta: 111.9 MB). Peak memory consumption was 111.9 MB. Max. memory is 11.5 GB. [2019-01-12 03:31:37,649 INFO L168 Benchmark]: TraceAbstraction took 13045.70 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 958.9 MB in the beginning and 1.0 GB in the end (delta: -73.7 MB). Peak memory consumption was 96.1 MB. Max. memory is 11.5 GB. [2019-01-12 03:31:37,649 INFO L168 Benchmark]: Witness Printer took 235.14 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2019-01-12 03:31:37,653 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 631.59 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 920.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 219.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -157.3 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3232.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 958.9 MB in the end (delta: 111.9 MB). Peak memory consumption was 111.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13045.70 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 958.9 MB in the beginning and 1.0 GB in the end (delta: -73.7 MB). Peak memory consumption was 96.1 MB. Max. memory is 11.5 GB. * Witness Printer took 235.14 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 133]: 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: 582]: Loop Invariant Derived loop invariant: ((((!(a19 == 7) && !(4 == a10)) && !(3 == a10)) || (!(a19 == 7) && !(a19 == 10))) || a10 == 1) || a10 == 2 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((((!(a19 == 7) && !(4 == a10)) && !(3 == a10)) || (!(a19 == 7) && !(a19 == 10))) || a10 == 1) || a10 == 2 - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. SAFE Result, 12.9s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 9.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 315 SDtfs, 1784 SDslu, 73 SDs, 0 SdLazy, 3815 SolverSat, 1039 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 9 SyntacticMatches, 11 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=977occurred in iteration=3, 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 556 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 34 NumberOfFragments, 59 HoareAnnotationTreeSize, 3 FomulaSimplifications, 400 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 348 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 985 NumberOfCodeBlocks, 985 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 980 ConstructedInterpolants, 0 QuantifiedInterpolants, 423610 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 893/893 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...