/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label53.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 11:26:06,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 11:26:06,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 11:26:06,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 11:26:06,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 11:26:06,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 11:26:06,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 11:26:06,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 11:26:06,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 11:26:06,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 11:26:06,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 11:26:06,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 11:26:06,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 11:26:06,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 11:26:06,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 11:26:06,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 11:26:06,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 11:26:06,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 11:26:06,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 11:26:06,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 11:26:06,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 11:26:06,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 11:26:06,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 11:26:06,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 11:26:06,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 11:26:06,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 11:26:06,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 11:26:06,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 11:26:06,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 11:26:06,784 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 11:26:06,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 11:26:06,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 11:26:06,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 11:26:06,789 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 11:26:06,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 11:26:06,790 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 11:26:06,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 11:26:06,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 11:26:06,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 11:26:06,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 11:26:06,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 11:26:06,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 11:26:06,792 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 11:26:06,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 11:26:06,793 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 11:26:06,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 11:26:06,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 11:26:06,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 11:26:06,794 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 11:26:06,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 11:26:06,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 11:26:06,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 11:26:06,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 11:26:06,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 11:26:06,795 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 11:26:06,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:06,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 11:26:06,796 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 11:26:06,796 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 11:26:07,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 11:26:07,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 11:26:07,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 11:26:07,123 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 11:26:07,123 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 11:26:07,124 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label53.c [2020-07-21 11:26:07,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fb30ae03/490d0e8baa4f47258200d05282615831/FLAG6adc1da15 [2020-07-21 11:26:07,730 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 11:26:07,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label53.c [2020-07-21 11:26:07,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fb30ae03/490d0e8baa4f47258200d05282615831/FLAG6adc1da15 [2020-07-21 11:26:08,007 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fb30ae03/490d0e8baa4f47258200d05282615831 [2020-07-21 11:26:08,015 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 11:26:08,017 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 11:26:08,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 11:26:08,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 11:26:08,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 11:26:08,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:26:08" (1/1) ... [2020-07-21 11:26:08,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ece8b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:26:08, skipping insertion in model container [2020-07-21 11:26:08,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:26:08" (1/1) ... [2020-07-21 11:26:08,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 11:26:08,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 11:26:08,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 11:26:08,496 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 11:26:08,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 11:26:08,790 INFO L208 MainTranslator]: Completed translation [2020-07-21 11:26:08,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:26:08 WrapperNode [2020-07-21 11:26:08,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 11:26:08,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 11:26:08,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 11:26:08,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 11:26:08,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:26:08" (1/1) ... [2020-07-21 11:26:08,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:26:08" (1/1) ... [2020-07-21 11:26:08,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:26:08" (1/1) ... [2020-07-21 11:26:08,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:26:08" (1/1) ... [2020-07-21 11:26:08,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:26:08" (1/1) ... [2020-07-21 11:26:08,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:26:08" (1/1) ... [2020-07-21 11:26:08,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:26:08" (1/1) ... [2020-07-21 11:26:08,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 11:26:08,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 11:26:08,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 11:26:08,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 11:26:08,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:26:08" (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 [2020-07-21 11:26:08,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 11:26:09,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 11:26:09,000 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-21 11:26:09,000 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 11:26:09,000 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-21 11:26:09,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 11:26:09,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 11:26:09,001 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-21 11:26:09,001 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 11:26:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 11:26:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 11:26:10,342 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 11:26:10,342 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-21 11:26:10,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:26:10 BoogieIcfgContainer [2020-07-21 11:26:10,349 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 11:26:10,350 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 11:26:10,350 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 11:26:10,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 11:26:10,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 11:26:08" (1/3) ... [2020-07-21 11:26:10,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d0e505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:26:10, skipping insertion in model container [2020-07-21 11:26:10,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:26:08" (2/3) ... [2020-07-21 11:26:10,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d0e505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:26:10, skipping insertion in model container [2020-07-21 11:26:10,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:26:10" (3/3) ... [2020-07-21 11:26:10,358 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label53.c [2020-07-21 11:26:10,370 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 11:26:10,379 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 11:26:10,394 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 11:26:10,422 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 11:26:10,422 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 11:26:10,422 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 11:26:10,423 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 11:26:10,423 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 11:26:10,423 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 11:26:10,423 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 11:26:10,424 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 11:26:10,449 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-07-21 11:26:10,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-07-21 11:26:10,463 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:26:10,464 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 11:26:10,465 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:26:10,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:26:10,472 INFO L82 PathProgramCache]: Analyzing trace with hash 597031182, now seen corresponding path program 1 times [2020-07-21 11:26:10,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:26:10,483 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [344488078] [2020-07-21 11:26:10,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:26:10,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 11:26:10,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:26:10,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 11:26:10,774 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 11:26:10,775 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [344488078] [2020-07-21 11:26:10,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 11:26:10,777 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 11:26:10,778 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109885568] [2020-07-21 11:26:10,784 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 11:26:10,784 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:26:10,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 11:26:10,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:26:10,803 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2020-07-21 11:26:11,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:26:11,686 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2020-07-21 11:26:11,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 11:26:11,688 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2020-07-21 11:26:11,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:26:11,706 INFO L225 Difference]: With dead ends: 547 [2020-07-21 11:26:11,706 INFO L226 Difference]: Without dead ends: 278 [2020-07-21 11:26:11,713 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:26:11,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-07-21 11:26:11,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2020-07-21 11:26:11,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2020-07-21 11:26:11,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 400 transitions. [2020-07-21 11:26:11,793 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 400 transitions. Word has length 120 [2020-07-21 11:26:11,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:26:11,794 INFO L479 AbstractCegarLoop]: Abstraction has 278 states and 400 transitions. [2020-07-21 11:26:11,794 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 11:26:11,794 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 400 transitions. [2020-07-21 11:26:11,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-07-21 11:26:11,799 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:26:11,799 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 11:26:12,013 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:12,014 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:26:12,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:26:12,016 INFO L82 PathProgramCache]: Analyzing trace with hash 330455461, now seen corresponding path program 1 times [2020-07-21 11:26:12,017 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:26:12,017 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [185462343] [2020-07-21 11:26:12,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:12,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:26:12,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 11:26:12,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:26:12,187 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 11:26:12,187 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 11:26:12,187 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [185462343] [2020-07-21 11:26:12,188 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 11:26:12,188 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 11:26:12,188 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513323125] [2020-07-21 11:26:12,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 11:26:12,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:26:12,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 11:26:12,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 11:26:12,191 INFO L87 Difference]: Start difference. First operand 278 states and 400 transitions. Second operand 5 states. [2020-07-21 11:26:12,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:26:12,981 INFO L93 Difference]: Finished difference Result 701 states and 1021 transitions. [2020-07-21 11:26:12,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 11:26:12,985 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 130 [2020-07-21 11:26:12,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:26:12,993 INFO L225 Difference]: With dead ends: 701 [2020-07-21 11:26:12,993 INFO L226 Difference]: Without dead ends: 429 [2020-07-21 11:26:12,995 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-21 11:26:12,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2020-07-21 11:26:13,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 417. [2020-07-21 11:26:13,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2020-07-21 11:26:13,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 585 transitions. [2020-07-21 11:26:13,028 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 585 transitions. Word has length 130 [2020-07-21 11:26:13,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:26:13,029 INFO L479 AbstractCegarLoop]: Abstraction has 417 states and 585 transitions. [2020-07-21 11:26:13,029 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 11:26:13,029 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 585 transitions. [2020-07-21 11:26:13,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-07-21 11:26:13,033 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:26:13,034 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 11:26:13,247 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:13,248 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:26:13,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:26:13,249 INFO L82 PathProgramCache]: Analyzing trace with hash -46995225, now seen corresponding path program 1 times [2020-07-21 11:26:13,250 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:26:13,251 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1557400764] [2020-07-21 11:26:13,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:26:13,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 11:26:13,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:26:13,403 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 11:26:13,403 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 11:26:13,404 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1557400764] [2020-07-21 11:26:13,404 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 11:26:13,404 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 11:26:13,404 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634887414] [2020-07-21 11:26:13,405 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 11:26:13,405 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:26:13,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 11:26:13,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:26:13,406 INFO L87 Difference]: Start difference. First operand 417 states and 585 transitions. Second operand 3 states. [2020-07-21 11:26:14,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:26:14,009 INFO L93 Difference]: Finished difference Result 1235 states and 1769 transitions. [2020-07-21 11:26:14,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 11:26:14,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2020-07-21 11:26:14,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:26:14,020 INFO L225 Difference]: With dead ends: 1235 [2020-07-21 11:26:14,021 INFO L226 Difference]: Without dead ends: 824 [2020-07-21 11:26:14,023 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:26:14,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2020-07-21 11:26:14,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 689. [2020-07-21 11:26:14,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 689 states. [2020-07-21 11:26:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 919 transitions. [2020-07-21 11:26:14,096 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 919 transitions. Word has length 131 [2020-07-21 11:26:14,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:26:14,097 INFO L479 AbstractCegarLoop]: Abstraction has 689 states and 919 transitions. [2020-07-21 11:26:14,097 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 11:26:14,098 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 919 transitions. [2020-07-21 11:26:14,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-07-21 11:26:14,101 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:26:14,102 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 11:26:14,314 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:14,315 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:26:14,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:26:14,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1219225115, now seen corresponding path program 1 times [2020-07-21 11:26:14,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:26:14,317 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [409199399] [2020-07-21 11:26:14,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:26:14,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 11:26:14,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:26:14,445 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 11:26:14,446 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 11:26:14,446 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [409199399] [2020-07-21 11:26:14,446 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 11:26:14,447 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 11:26:14,447 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744238768] [2020-07-21 11:26:14,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 11:26:14,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:26:14,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 11:26:14,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:26:14,449 INFO L87 Difference]: Start difference. First operand 689 states and 919 transitions. Second operand 3 states. [2020-07-21 11:26:15,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:26:15,079 INFO L93 Difference]: Finished difference Result 2051 states and 2809 transitions. [2020-07-21 11:26:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 11:26:15,081 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 137 [2020-07-21 11:26:15,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:26:15,094 INFO L225 Difference]: With dead ends: 2051 [2020-07-21 11:26:15,094 INFO L226 Difference]: Without dead ends: 1368 [2020-07-21 11:26:15,097 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:26:15,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1368 states. [2020-07-21 11:26:15,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1368 to 1368. [2020-07-21 11:26:15,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1368 states. [2020-07-21 11:26:15,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1368 states and 1798 transitions. [2020-07-21 11:26:15,225 INFO L78 Accepts]: Start accepts. Automaton has 1368 states and 1798 transitions. Word has length 137 [2020-07-21 11:26:15,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:26:15,226 INFO L479 AbstractCegarLoop]: Abstraction has 1368 states and 1798 transitions. [2020-07-21 11:26:15,226 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 11:26:15,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1798 transitions. [2020-07-21 11:26:15,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-07-21 11:26:15,232 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:26:15,233 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 11:26:15,446 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:15,447 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:26:15,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:26:15,448 INFO L82 PathProgramCache]: Analyzing trace with hash -2034569339, now seen corresponding path program 1 times [2020-07-21 11:26:15,448 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:26:15,449 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1211853040] [2020-07-21 11:26:15,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:15,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:26:15,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 11:26:15,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:26:15,567 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 11:26:15,568 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 11:26:15,568 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1211853040] [2020-07-21 11:26:15,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 11:26:15,568 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 11:26:15,569 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249563011] [2020-07-21 11:26:15,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 11:26:15,570 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:26:15,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 11:26:15,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:26:15,570 INFO L87 Difference]: Start difference. First operand 1368 states and 1798 transitions. Second operand 3 states. [2020-07-21 11:26:16,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:26:16,190 INFO L93 Difference]: Finished difference Result 3135 states and 4212 transitions. [2020-07-21 11:26:16,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 11:26:16,190 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2020-07-21 11:26:16,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:26:16,203 INFO L225 Difference]: With dead ends: 3135 [2020-07-21 11:26:16,204 INFO L226 Difference]: Without dead ends: 1773 [2020-07-21 11:26:16,208 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:26:16,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1773 states. [2020-07-21 11:26:16,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1773 to 1773. [2020-07-21 11:26:16,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1773 states. [2020-07-21 11:26:16,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1773 states and 2284 transitions. [2020-07-21 11:26:16,283 INFO L78 Accepts]: Start accepts. Automaton has 1773 states and 2284 transitions. Word has length 146 [2020-07-21 11:26:16,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:26:16,285 INFO L479 AbstractCegarLoop]: Abstraction has 1773 states and 2284 transitions. [2020-07-21 11:26:16,285 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 11:26:16,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2284 transitions. [2020-07-21 11:26:16,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-07-21 11:26:16,294 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:26:16,295 INFO L422 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, 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] [2020-07-21 11:26:16,510 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:16,511 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:26:16,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:26:16,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1521407610, now seen corresponding path program 1 times [2020-07-21 11:26:16,512 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:26:16,512 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1248061532] [2020-07-21 11:26:16,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:26:16,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 11:26:16,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:26:16,704 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 58 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 11:26:16,705 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 11:26:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 58 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 11:26:16,810 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1248061532] [2020-07-21 11:26:16,812 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 11:26:16,812 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-07-21 11:26:16,813 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236805464] [2020-07-21 11:26:16,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 11:26:16,814 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:26:16,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 11:26:16,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-21 11:26:16,815 INFO L87 Difference]: Start difference. First operand 1773 states and 2284 transitions. Second operand 6 states. [2020-07-21 11:26:17,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:26:17,572 INFO L93 Difference]: Finished difference Result 3878 states and 5128 transitions. [2020-07-21 11:26:17,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 11:26:17,574 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 175 [2020-07-21 11:26:17,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:26:17,587 INFO L225 Difference]: With dead ends: 3878 [2020-07-21 11:26:17,588 INFO L226 Difference]: Without dead ends: 2111 [2020-07-21 11:26:17,593 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-07-21 11:26:17,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2111 states. [2020-07-21 11:26:17,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2111 to 1797. [2020-07-21 11:26:17,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1797 states. [2020-07-21 11:26:17,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1797 states and 2210 transitions. [2020-07-21 11:26:17,672 INFO L78 Accepts]: Start accepts. Automaton has 1797 states and 2210 transitions. Word has length 175 [2020-07-21 11:26:17,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:26:17,672 INFO L479 AbstractCegarLoop]: Abstraction has 1797 states and 2210 transitions. [2020-07-21 11:26:17,672 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 11:26:17,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2210 transitions. [2020-07-21 11:26:17,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-07-21 11:26:17,679 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:26:17,679 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-07-21 11:26:17,894 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:17,895 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:26:17,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:26:17,896 INFO L82 PathProgramCache]: Analyzing trace with hash 795457010, now seen corresponding path program 1 times [2020-07-21 11:26:17,896 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:26:17,897 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [265246043] [2020-07-21 11:26:17,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:26:17,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 11:26:17,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:26:18,060 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-07-21 11:26:18,061 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 11:26:18,061 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [265246043] [2020-07-21 11:26:18,061 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 11:26:18,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 11:26:18,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084032274] [2020-07-21 11:26:18,062 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 11:26:18,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:26:18,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 11:26:18,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:26:18,064 INFO L87 Difference]: Start difference. First operand 1797 states and 2210 transitions. Second operand 3 states. [2020-07-21 11:26:18,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:26:18,734 INFO L93 Difference]: Finished difference Result 4809 states and 6006 transitions. [2020-07-21 11:26:18,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 11:26:18,735 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 179 [2020-07-21 11:26:18,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:26:18,736 INFO L225 Difference]: With dead ends: 4809 [2020-07-21 11:26:18,736 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 11:26:18,744 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:26:18,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 11:26:18,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 11:26:18,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 11:26:18,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 11:26:18,745 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 179 [2020-07-21 11:26:18,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:26:18,746 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 11:26:18,746 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 11:26:18,746 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 11:26:18,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 11:26:18,961 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:26:18,964 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 11:26:19,955 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 57 [2020-07-21 11:26:20,086 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2020-07-21 11:26:20,204 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2020-07-21 11:26:20,208 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 11:26:20,209 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a16~0 |old(~a16~0)|) (= ~a21~0 |old(~a21~0)|)) [2020-07-21 11:26:20,209 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 11:26:20,209 INFO L268 CegarLoopResult]: For program point L333(lines 333 390) no Hoare annotation was computed. [2020-07-21 11:26:20,210 INFO L268 CegarLoopResult]: For program point L102(lines 102 390) no Hoare annotation was computed. [2020-07-21 11:26:20,210 INFO L268 CegarLoopResult]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,210 INFO L268 CegarLoopResult]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,210 INFO L268 CegarLoopResult]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,210 INFO L268 CegarLoopResult]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,210 INFO L268 CegarLoopResult]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,210 INFO L268 CegarLoopResult]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,211 INFO L268 CegarLoopResult]: For program point L268(lines 268 390) no Hoare annotation was computed. [2020-07-21 11:26:20,211 INFO L268 CegarLoopResult]: For program point L136(lines 136 390) no Hoare annotation was computed. [2020-07-21 11:26:20,211 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-07-21 11:26:20,211 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-07-21 11:26:20,211 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-07-21 11:26:20,211 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-21 11:26:20,212 INFO L268 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-07-21 11:26:20,212 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-07-21 11:26:20,212 INFO L268 CegarLoopResult]: For program point L203(lines 203 390) no Hoare annotation was computed. [2020-07-21 11:26:20,212 INFO L268 CegarLoopResult]: For program point L72(lines 72 390) no Hoare annotation was computed. [2020-07-21 11:26:20,212 INFO L268 CegarLoopResult]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,212 INFO L268 CegarLoopResult]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,212 INFO L268 CegarLoopResult]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,212 INFO L268 CegarLoopResult]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,212 INFO L268 CegarLoopResult]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,213 INFO L268 CegarLoopResult]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,213 INFO L268 CegarLoopResult]: For program point L337(lines 337 390) no Hoare annotation was computed. [2020-07-21 11:26:20,213 INFO L268 CegarLoopResult]: For program point L238(lines 238 390) no Hoare annotation was computed. [2020-07-21 11:26:20,213 INFO L268 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-07-21 11:26:20,213 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-07-21 11:26:20,213 INFO L268 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-07-21 11:26:20,213 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-07-21 11:26:20,213 INFO L268 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-07-21 11:26:20,213 INFO L268 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2020-07-21 11:26:20,213 INFO L268 CegarLoopResult]: For program point L173(lines 173 390) no Hoare annotation was computed. [2020-07-21 11:26:20,214 INFO L268 CegarLoopResult]: For program point L140(lines 140 390) no Hoare annotation was computed. [2020-07-21 11:26:20,214 INFO L268 CegarLoopResult]: For program point L372(lines 372 390) no Hoare annotation was computed. [2020-07-21 11:26:20,214 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2020-07-21 11:26:20,214 INFO L268 CegarLoopResult]: For program point L306(lines 306 390) no Hoare annotation was computed. [2020-07-21 11:26:20,214 INFO L268 CegarLoopResult]: For program point L273(lines 273 390) no Hoare annotation was computed. [2020-07-21 11:26:20,214 INFO L268 CegarLoopResult]: For program point L108(lines 108 390) no Hoare annotation was computed. [2020-07-21 11:26:20,214 INFO L268 CegarLoopResult]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2020-07-21 11:26:20,215 INFO L268 CegarLoopResult]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,215 INFO L268 CegarLoopResult]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,215 INFO L268 CegarLoopResult]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,215 INFO L268 CegarLoopResult]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,215 INFO L268 CegarLoopResult]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,215 INFO L268 CegarLoopResult]: For program point L208(lines 208 390) no Hoare annotation was computed. [2020-07-21 11:26:20,215 INFO L268 CegarLoopResult]: For program point L43(lines 43 390) no Hoare annotation was computed. [2020-07-21 11:26:20,215 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-07-21 11:26:20,216 INFO L268 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-07-21 11:26:20,216 INFO L268 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2020-07-21 11:26:20,216 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-07-21 11:26:20,216 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-07-21 11:26:20,216 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-07-21 11:26:20,216 INFO L268 CegarLoopResult]: For program point L144(lines 144 390) no Hoare annotation was computed. [2020-07-21 11:26:20,216 INFO L268 CegarLoopResult]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,217 INFO L268 CegarLoopResult]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,217 INFO L268 CegarLoopResult]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,217 INFO L268 CegarLoopResult]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,217 INFO L268 CegarLoopResult]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,217 INFO L268 CegarLoopResult]: For program point L178(lines 178 390) no Hoare annotation was computed. [2020-07-21 11:26:20,217 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-07-21 11:26:20,217 INFO L268 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2020-07-21 11:26:20,217 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-07-21 11:26:20,218 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-07-21 11:26:20,218 INFO L268 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-07-21 11:26:20,218 INFO L268 CegarLoopResult]: For program point L377(lines 377 390) no Hoare annotation was computed. [2020-07-21 11:26:20,218 INFO L268 CegarLoopResult]: For program point L278(lines 278 390) no Hoare annotation was computed. [2020-07-21 11:26:20,218 INFO L268 CegarLoopResult]: For program point L245(lines 245 390) no Hoare annotation was computed. [2020-07-21 11:26:20,218 INFO L268 CegarLoopResult]: For program point L80(lines 80 390) no Hoare annotation was computed. [2020-07-21 11:26:20,218 INFO L268 CegarLoopResult]: For program point L345(lines 345 390) no Hoare annotation was computed. [2020-07-21 11:26:20,219 INFO L268 CegarLoopResult]: For program point L312(lines 312 390) no Hoare annotation was computed. [2020-07-21 11:26:20,219 INFO L268 CegarLoopResult]: For program point L114(lines 114 390) no Hoare annotation was computed. [2020-07-21 11:26:20,219 INFO L268 CegarLoopResult]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,219 INFO L268 CegarLoopResult]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,219 INFO L268 CegarLoopResult]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,219 INFO L268 CegarLoopResult]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,219 INFO L268 CegarLoopResult]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,219 INFO L268 CegarLoopResult]: For program point L214(lines 214 390) no Hoare annotation was computed. [2020-07-21 11:26:20,220 INFO L268 CegarLoopResult]: For program point L148(lines 148 390) no Hoare annotation was computed. [2020-07-21 11:26:20,220 INFO L268 CegarLoopResult]: For program point L49(lines 49 390) no Hoare annotation was computed. [2020-07-21 11:26:20,220 INFO L268 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-07-21 11:26:20,220 INFO L268 CegarLoopResult]: For program point L512(line 512) no Hoare annotation was computed. [2020-07-21 11:26:20,220 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-07-21 11:26:20,220 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-07-21 11:26:20,220 INFO L268 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2020-07-21 11:26:20,221 INFO L268 CegarLoopResult]: For program point L84(lines 84 390) no Hoare annotation was computed. [2020-07-21 11:26:20,221 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,221 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,221 INFO L268 CegarLoopResult]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,221 INFO L268 CegarLoopResult]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,221 INFO L268 CegarLoopResult]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,221 INFO L268 CegarLoopResult]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,222 INFO L268 CegarLoopResult]: For program point L382(lines 382 390) no Hoare annotation was computed. [2020-07-21 11:26:20,222 INFO L268 CegarLoopResult]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,222 INFO L268 CegarLoopResult]: For program point L316(lines 316 390) no Hoare annotation was computed. [2020-07-21 11:26:20,222 INFO L268 CegarLoopResult]: For program point L250(lines 250 390) no Hoare annotation was computed. [2020-07-21 11:26:20,222 INFO L268 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-07-21 11:26:20,222 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-07-21 11:26:20,222 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-07-21 11:26:20,222 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-07-21 11:26:20,222 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-07-21 11:26:20,222 INFO L268 CegarLoopResult]: For program point L218(lines 218 390) no Hoare annotation was computed. [2020-07-21 11:26:20,222 INFO L268 CegarLoopResult]: For program point L152(lines 152 390) no Hoare annotation was computed. [2020-07-21 11:26:20,223 INFO L268 CegarLoopResult]: For program point L119(lines 119 390) no Hoare annotation was computed. [2020-07-21 11:26:20,223 INFO L268 CegarLoopResult]: For program point L318(lines 318 390) no Hoare annotation was computed. [2020-07-21 11:26:20,223 INFO L268 CegarLoopResult]: For program point L186(lines 186 390) no Hoare annotation was computed. [2020-07-21 11:26:20,223 INFO L268 CegarLoopResult]: For program point L54(lines 54 390) no Hoare annotation was computed. [2020-07-21 11:26:20,223 INFO L268 CegarLoopResult]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,223 INFO L268 CegarLoopResult]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,223 INFO L268 CegarLoopResult]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,223 INFO L268 CegarLoopResult]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,223 INFO L268 CegarLoopResult]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,223 INFO L268 CegarLoopResult]: For program point L286(lines 286 390) no Hoare annotation was computed. [2020-07-21 11:26:20,223 INFO L268 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-07-21 11:26:20,224 INFO L268 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-07-21 11:26:20,224 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-07-21 11:26:20,224 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-07-21 11:26:20,224 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-07-21 11:26:20,224 INFO L268 CegarLoopResult]: For program point L353(lines 353 390) no Hoare annotation was computed. [2020-07-21 11:26:20,224 INFO L268 CegarLoopResult]: For program point L189(lines 189 390) no Hoare annotation was computed. [2020-07-21 11:26:20,224 INFO L268 CegarLoopResult]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,224 INFO L268 CegarLoopResult]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,224 INFO L268 CegarLoopResult]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,224 INFO L268 CegarLoopResult]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,225 INFO L268 CegarLoopResult]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,225 INFO L268 CegarLoopResult]: For program point L355(lines 355 390) no Hoare annotation was computed. [2020-07-21 11:26:20,225 INFO L268 CegarLoopResult]: For program point L256(lines 256 390) no Hoare annotation was computed. [2020-07-21 11:26:20,225 INFO L268 CegarLoopResult]: For program point L223(lines 223 390) no Hoare annotation was computed. [2020-07-21 11:26:20,225 INFO L268 CegarLoopResult]: For program point L124(lines 124 390) no Hoare annotation was computed. [2020-07-21 11:26:20,225 INFO L268 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-07-21 11:26:20,225 INFO L268 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2020-07-21 11:26:20,225 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-07-21 11:26:20,226 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-07-21 11:26:20,226 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-07-21 11:26:20,226 INFO L268 CegarLoopResult]: For program point L92(lines 92 390) no Hoare annotation was computed. [2020-07-21 11:26:20,226 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~a20~0)|))) (.cse3 (= 1 ~a20~0)) (.cse4 (not (<= 15 |old(~a8~0)|))) (.cse9 (<= 5 ~a16~0)) (.cse10 (not (<= 5 |old(~a16~0)|))) (.cse2 (not (<= |old(~a8~0)| 13))) (.cse8 (<= ~a8~0 13)) (.cse5 (<= ~a16~0 |old(~a16~0)|)) (.cse12 (<= ~a17~0 0)) (.cse6 (= ~a21~0 |old(~a21~0)|)) (.cse1 (not (<= |old(~a16~0)| 5))) (.cse7 (not (= 1 |old(~a21~0)|))) (.cse11 (not (<= |old(~a17~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (and .cse5 (<= 15 ~a8~0) .cse6) .cse7) (or .cse0 .cse2 (and .cse5 .cse8 .cse9 .cse3 .cse6) .cse10 .cse7) (or .cse9 .cse1 .cse10 .cse7 .cse11) (or .cse0 .cse2 (and .cse5 .cse8 .cse12 .cse3 .cse6) .cse11) (or .cse4 .cse12 .cse7 .cse11) (or .cse0 .cse4 .cse3 .cse7) (or .cse0 .cse1 .cse7 (and .cse5 .cse3 .cse6)) (or .cse4 .cse9 .cse10 .cse7) (or .cse1 .cse2 (and .cse5 .cse8 .cse6)) (or (and .cse5 .cse12 .cse6) .cse1 .cse7 .cse11))) [2020-07-21 11:26:20,226 INFO L268 CegarLoopResult]: For program point L324(lines 324 390) no Hoare annotation was computed. [2020-07-21 11:26:20,227 INFO L268 CegarLoopResult]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,227 INFO L268 CegarLoopResult]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,227 INFO L268 CegarLoopResult]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,227 INFO L268 CegarLoopResult]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,227 INFO L268 CegarLoopResult]: For program point L391(lines 391 393) no Hoare annotation was computed. [2020-07-21 11:26:20,227 INFO L268 CegarLoopResult]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,227 INFO L268 CegarLoopResult]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,227 INFO L268 CegarLoopResult]: For program point L292(lines 292 390) no Hoare annotation was computed. [2020-07-21 11:26:20,227 INFO L268 CegarLoopResult]: For program point L160(lines 160 390) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L194(lines 194 390) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L62(lines 62 390) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L261(lines 261 390) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L129(lines 129 390) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,228 INFO L268 CegarLoopResult]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,229 INFO L268 CegarLoopResult]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,229 INFO L268 CegarLoopResult]: For program point L361(lines 361 390) no Hoare annotation was computed. [2020-07-21 11:26:20,229 INFO L268 CegarLoopResult]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,229 INFO L268 CegarLoopResult]: For program point L97(lines 97 390) no Hoare annotation was computed. [2020-07-21 11:26:20,229 INFO L268 CegarLoopResult]: For program point L31(lines 31 390) no Hoare annotation was computed. [2020-07-21 11:26:20,229 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-07-21 11:26:20,229 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-07-21 11:26:20,229 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-07-21 11:26:20,229 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-21 11:26:20,229 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-07-21 11:26:20,229 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-07-21 11:26:20,230 INFO L268 CegarLoopResult]: For program point L329(lines 329 390) no Hoare annotation was computed. [2020-07-21 11:26:20,230 INFO L268 CegarLoopResult]: For program point L197(lines 197 390) no Hoare annotation was computed. [2020-07-21 11:26:20,230 INFO L268 CegarLoopResult]: For program point L65(lines 65 390) no Hoare annotation was computed. [2020-07-21 11:26:20,230 INFO L268 CegarLoopResult]: For program point L363(lines 363 390) no Hoare annotation was computed. [2020-07-21 11:26:20,230 INFO L268 CegarLoopResult]: For program point L231(lines 231 390) no Hoare annotation was computed. [2020-07-21 11:26:20,230 INFO L268 CegarLoopResult]: For program point L165(lines 165 390) no Hoare annotation was computed. [2020-07-21 11:26:20,230 INFO L268 CegarLoopResult]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,230 INFO L268 CegarLoopResult]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,230 INFO L268 CegarLoopResult]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,230 INFO L268 CegarLoopResult]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,231 INFO L268 CegarLoopResult]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,231 INFO L268 CegarLoopResult]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:26:20,231 INFO L268 CegarLoopResult]: For program point L265(lines 265 390) no Hoare annotation was computed. [2020-07-21 11:26:20,231 INFO L268 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2020-07-21 11:26:20,231 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-07-21 11:26:20,231 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-07-21 11:26:20,231 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-07-21 11:26:20,231 INFO L268 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-07-21 11:26:20,232 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-07-21 11:26:20,232 INFO L268 CegarLoopResult]: For program point L365(lines 365 390) no Hoare annotation was computed. [2020-07-21 11:26:20,232 INFO L268 CegarLoopResult]: For program point L299(lines 299 390) no Hoare annotation was computed. [2020-07-21 11:26:20,232 INFO L268 CegarLoopResult]: For program point L35(lines 35 390) no Hoare annotation was computed. [2020-07-21 11:26:20,232 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 11:26:20,232 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a16~0 5) (<= 15 ~a8~0) (<= 5 ~a16~0) (= 1 ~a21~0) (= 1 ~a20~0)) [2020-07-21 11:26:20,232 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 11:26:20,233 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 11:26:20,233 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (and (<= ~a16~0 5) (<= 15 ~a8~0) (<= 5 ~a16~0) (= 1 ~a20~0) (= ~a21~0 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (<= 15 |old(~a8~0)|)) (not (<= |old(~a16~0)| 5)) (not (<= 5 |old(~a16~0)|)) (not (= 1 |old(~a21~0)|))) [2020-07-21 11:26:20,233 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2020-07-21 11:26:20,233 INFO L264 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (= 1 ~a21~0)) (.cse1 (<= ~a16~0 5)) (.cse3 (<= ~a8~0 13)) (.cse4 (<= ~a17~0 0)) (.cse2 (= 1 ~a20~0))) (or (not (= 1 |old(~a20~0)|)) (not (<= 15 |old(~a8~0)|)) (and (<= 15 ~a8~0) .cse0) (and .cse1 .cse0 .cse2) (and .cse3 .cse0 .cse2) (not (<= |old(~a16~0)| 5)) (and .cse4 .cse1 .cse0) (and .cse3 .cse1) (and .cse3 .cse4 .cse2) (not (<= 5 |old(~a16~0)|)) (not (= 1 |old(~a21~0)|)))) [2020-07-21 11:26:20,233 INFO L268 CegarLoopResult]: For program point L591-1(line 591) no Hoare annotation was computed. [2020-07-21 11:26:20,233 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-07-21 11:26:20,234 INFO L264 CegarLoopResult]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (= 1 ~a21~0)) (.cse1 (<= ~a16~0 5)) (.cse3 (<= ~a8~0 13)) (.cse4 (<= ~a17~0 0)) (.cse2 (= 1 ~a20~0))) (or (not (= 1 |old(~a20~0)|)) (not (<= 15 |old(~a8~0)|)) (and (<= 15 ~a8~0) .cse0) (and .cse1 .cse0 .cse2) (and .cse3 .cse0 .cse2) (not (<= |old(~a16~0)| 5)) (and .cse4 .cse1 .cse0) (and .cse3 .cse1) (and .cse3 .cse4 .cse2) (not (<= 5 |old(~a16~0)|)) (not (= 1 |old(~a21~0)|)))) [2020-07-21 11:26:20,234 INFO L268 CegarLoopResult]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2020-07-21 11:26:20,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 11:26:20 BoogieIcfgContainer [2020-07-21 11:26:20,254 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 11:26:20,256 INFO L168 Benchmark]: Toolchain (without parser) took 12239.56 ms. Allocated memory was 147.3 MB in the beginning and 343.4 MB in the end (delta: 196.1 MB). Free memory was 103.7 MB in the beginning and 116.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 183.8 MB. Max. memory is 7.1 GB. [2020-07-21 11:26:20,257 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 147.3 MB. Free memory was 123.5 MB in the beginning and 123.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-21 11:26:20,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 772.94 ms. Allocated memory was 147.3 MB in the beginning and 208.1 MB in the end (delta: 60.8 MB). Free memory was 103.3 MB in the beginning and 174.3 MB in the end (delta: -71.1 MB). Peak memory consumption was 32.9 MB. Max. memory is 7.1 GB. [2020-07-21 11:26:20,259 INFO L168 Benchmark]: Boogie Preprocessor took 125.76 ms. Allocated memory is still 208.1 MB. Free memory was 174.3 MB in the beginning and 168.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2020-07-21 11:26:20,259 INFO L168 Benchmark]: RCFGBuilder took 1431.16 ms. Allocated memory was 208.1 MB in the beginning and 236.5 MB in the end (delta: 28.3 MB). Free memory was 168.9 MB in the beginning and 175.5 MB in the end (delta: -6.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 7.1 GB. [2020-07-21 11:26:20,260 INFO L168 Benchmark]: TraceAbstraction took 9904.24 ms. Allocated memory was 236.5 MB in the beginning and 343.4 MB in the end (delta: 107.0 MB). Free memory was 174.1 MB in the beginning and 116.0 MB in the end (delta: 58.2 MB). Peak memory consumption was 165.1 MB. Max. memory is 7.1 GB. [2020-07-21 11:26:20,264 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 147.3 MB. Free memory was 123.5 MB in the beginning and 123.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 772.94 ms. Allocated memory was 147.3 MB in the beginning and 208.1 MB in the end (delta: 60.8 MB). Free memory was 103.3 MB in the beginning and 174.3 MB in the end (delta: -71.1 MB). Peak memory consumption was 32.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.76 ms. Allocated memory is still 208.1 MB. Free memory was 174.3 MB in the beginning and 168.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1431.16 ms. Allocated memory was 208.1 MB in the beginning and 236.5 MB in the end (delta: 28.3 MB). Free memory was 168.9 MB in the beginning and 175.5 MB in the end (delta: -6.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9904.24 ms. Allocated memory was 236.5 MB in the beginning and 343.4 MB in the end (delta: 107.0 MB). Free memory was 174.1 MB in the beginning and 116.0 MB in the end (delta: 58.2 MB). Peak memory consumption was 165.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 518]: 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(a20)) || !(15 <= \old(a8))) || (15 <= a8 && 1 == a21)) || ((a16 <= 5 && 1 == a21) && 1 == a20)) || ((a8 <= 13 && 1 == a21) && 1 == a20)) || !(\old(a16) <= 5)) || ((a17 <= 0 && a16 <= 5) && 1 == a21)) || (a8 <= 13 && a16 <= 5)) || ((a8 <= 13 && a17 <= 0) && 1 == a20)) || !(5 <= \old(a16))) || !(1 == \old(a21)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.5s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 601 SDtfs, 1062 SDslu, 136 SDs, 0 SdLazy, 2860 SolverSat, 571 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1193 GetRequests, 1175 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1797occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 461 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 75 PreInvPairs, 119 NumberOfFragments, 442 HoareAnnotationTreeSize, 75 FomulaSimplifications, 2372 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 819 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 1018 NumberOfCodeBlocks, 1018 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1185 ConstructedInterpolants, 0 QuantifiedInterpolants, 413079 SizeOfPredicates, 11 NumberOfNonLiveVariables, 2707 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 8 InterpolantComputations, 6 PerfectInterpolantSequences, 236/240 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...