/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 06:04:50,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 06:04:50,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 06:04:50,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 06:04:50,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 06:04:50,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 06:04:50,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 06:04:50,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 06:04:50,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 06:04:50,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 06:04:50,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 06:04:50,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 06:04:50,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 06:04:50,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 06:04:50,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 06:04:50,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 06:04:50,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 06:04:50,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 06:04:50,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 06:04:50,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 06:04:50,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 06:04:50,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 06:04:50,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 06:04:50,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 06:04:50,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-19 06:04:50,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 06:04:50,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 06:04:50,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 06:04:50,608 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-19 06:04:50,641 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 06:04:50,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 06:04:50,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 06:04:50,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 06:04:50,646 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 06:04:50,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 06:04:50,646 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 06:04:50,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 06:04:50,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 06:04:50,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 06:04:50,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 06:04:50,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 06:04:50,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 06:04:50,648 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 06:04:50,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 06:04:50,648 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 06:04:50,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 06:04:50,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 06:04:50,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 06:04:50,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 06:04:50,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 06:04:50,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 06:04:50,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 06:04:50,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 06:04:50,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 06:04:50,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 06:04:50,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 06:04:50,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 06:04:50,650 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 06:04:50,650 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 -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4; [2020-08-19 06:04:50,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 06:04:50,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 06:04:50,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 06:04:50,979 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 06:04:50,979 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 06:04:50,980 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-08-19 06:04:51,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a1d853a7/2006aa46656f406e86d97a04f85222cd/FLAGbe6a4c826 [2020-08-19 06:04:51,754 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 06:04:51,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-08-19 06:04:51,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a1d853a7/2006aa46656f406e86d97a04f85222cd/FLAGbe6a4c826 [2020-08-19 06:04:51,931 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a1d853a7/2006aa46656f406e86d97a04f85222cd [2020-08-19 06:04:51,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 06:04:51,945 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 06:04:51,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 06:04:51,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 06:04:51,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 06:04:51,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:04:51" (1/1) ... [2020-08-19 06:04:51,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7decd891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:04:51, skipping insertion in model container [2020-08-19 06:04:51,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:04:51" (1/1) ... [2020-08-19 06:04:51,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 06:04:52,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 06:04:52,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:04:52,731 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 06:04:52,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:04:52,979 INFO L208 MainTranslator]: Completed translation [2020-08-19 06:04:52,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:04:52 WrapperNode [2020-08-19 06:04:52,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 06:04:52,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 06:04:52,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 06:04:52,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 06:04:53,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:04:52" (1/1) ... [2020-08-19 06:04:53,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:04:52" (1/1) ... [2020-08-19 06:04:53,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:04:52" (1/1) ... [2020-08-19 06:04:53,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:04:52" (1/1) ... [2020-08-19 06:04:53,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:04:52" (1/1) ... [2020-08-19 06:04:53,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:04:52" (1/1) ... [2020-08-19 06:04:53,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:04:52" (1/1) ... [2020-08-19 06:04:53,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 06:04:53,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 06:04:53,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 06:04:53,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 06:04:53,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:04:52" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-19 06:04:53,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 06:04:53,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 06:04:53,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-19 06:04:53,254 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 06:04:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-19 06:04:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 06:04:53,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 06:04:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-19 06:04:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 06:04:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 06:04:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 06:04:55,026 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 06:04:55,026 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-19 06:04:55,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:04:55 BoogieIcfgContainer [2020-08-19 06:04:55,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 06:04:55,035 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 06:04:55,035 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 06:04:55,038 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 06:04:55,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 06:04:51" (1/3) ... [2020-08-19 06:04:55,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a16a34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:04:55, skipping insertion in model container [2020-08-19 06:04:55,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:04:52" (2/3) ... [2020-08-19 06:04:55,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a16a34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:04:55, skipping insertion in model container [2020-08-19 06:04:55,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:04:55" (3/3) ... [2020-08-19 06:04:55,042 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label18.c [2020-08-19 06:04:55,053 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 06:04:55,062 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 06:04:55,077 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 06:04:55,105 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 06:04:55,105 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 06:04:55,105 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 06:04:55,105 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 06:04:55,106 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 06:04:55,106 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 06:04:55,106 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 06:04:55,106 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 06:04:55,152 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2020-08-19 06:04:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-08-19 06:04:55,160 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:04:55,161 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] [2020-08-19 06:04:55,161 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:04:55,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:04:55,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1626993173, now seen corresponding path program 1 times [2020-08-19 06:04:55,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:04:55,178 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [369566240] [2020-08-19 06:04:55,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:04:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:04:55,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:04:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:04:55,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-19 06:04:55,586 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [369566240] [2020-08-19 06:04:55,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:04:55,588 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-19 06:04:55,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699462212] [2020-08-19 06:04:55,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 06:04:55,596 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:04:55,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 06:04:55,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-19 06:04:55,614 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 5 states. [2020-08-19 06:04:59,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:04:59,178 INFO L93 Difference]: Finished difference Result 998 states and 1793 transitions. [2020-08-19 06:04:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 06:04:59,181 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2020-08-19 06:04:59,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:04:59,205 INFO L225 Difference]: With dead ends: 998 [2020-08-19 06:04:59,205 INFO L226 Difference]: Without dead ends: 638 [2020-08-19 06:04:59,217 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:04:59,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2020-08-19 06:04:59,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 621. [2020-08-19 06:04:59,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 621 states. [2020-08-19 06:04:59,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 950 transitions. [2020-08-19 06:04:59,316 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 950 transitions. Word has length 40 [2020-08-19 06:04:59,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:04:59,317 INFO L479 AbstractCegarLoop]: Abstraction has 621 states and 950 transitions. [2020-08-19 06:04:59,317 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 06:04:59,317 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 950 transitions. [2020-08-19 06:04:59,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-08-19 06:04:59,323 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:04:59,324 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, 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] [2020-08-19 06:04:59,324 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 06:04:59,324 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:04:59,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:04:59,325 INFO L82 PathProgramCache]: Analyzing trace with hash -1781272370, now seen corresponding path program 1 times [2020-08-19 06:04:59,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:04:59,326 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [854987603] [2020-08-19 06:04:59,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:04:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:04:59,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:04:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:04:59,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:04:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:04:59,773 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-19 06:04:59,773 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [854987603] [2020-08-19 06:04:59,774 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:04:59,774 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-19 06:04:59,774 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663939420] [2020-08-19 06:04:59,776 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 06:04:59,776 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:04:59,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 06:04:59,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:04:59,777 INFO L87 Difference]: Start difference. First operand 621 states and 950 transitions. Second operand 7 states. [2020-08-19 06:05:02,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:05:02,444 INFO L93 Difference]: Finished difference Result 1865 states and 2955 transitions. [2020-08-19 06:05:02,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-19 06:05:02,445 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 110 [2020-08-19 06:05:02,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:05:02,457 INFO L225 Difference]: With dead ends: 1865 [2020-08-19 06:05:02,457 INFO L226 Difference]: Without dead ends: 1250 [2020-08-19 06:05:02,460 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-19 06:05:02,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1250 states. [2020-08-19 06:05:02,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1250 to 1217. [2020-08-19 06:05:02,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1217 states. [2020-08-19 06:05:02,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1217 states and 1704 transitions. [2020-08-19 06:05:02,514 INFO L78 Accepts]: Start accepts. Automaton has 1217 states and 1704 transitions. Word has length 110 [2020-08-19 06:05:02,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:05:02,515 INFO L479 AbstractCegarLoop]: Abstraction has 1217 states and 1704 transitions. [2020-08-19 06:05:02,515 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 06:05:02,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1704 transitions. [2020-08-19 06:05:02,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-08-19 06:05:02,518 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:05:02,518 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, 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] [2020-08-19 06:05:02,519 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 06:05:02,519 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:05:02,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:05:02,519 INFO L82 PathProgramCache]: Analyzing trace with hash 559014170, now seen corresponding path program 1 times [2020-08-19 06:05:02,520 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:05:02,520 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [193279324] [2020-08-19 06:05:02,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:05:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:02,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:05:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:02,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:05:02,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:02,792 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-19 06:05:02,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [193279324] [2020-08-19 06:05:02,793 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 06:05:02,793 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-19 06:05:02,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586518328] [2020-08-19 06:05:02,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 06:05:02,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:05:02,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 06:05:02,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:05:02,796 INFO L87 Difference]: Start difference. First operand 1217 states and 1704 transitions. Second operand 7 states. [2020-08-19 06:05:05,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:05:05,774 INFO L93 Difference]: Finished difference Result 3652 states and 5269 transitions. [2020-08-19 06:05:05,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-19 06:05:05,777 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 120 [2020-08-19 06:05:05,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:05:05,796 INFO L225 Difference]: With dead ends: 3652 [2020-08-19 06:05:05,796 INFO L226 Difference]: Without dead ends: 2441 [2020-08-19 06:05:05,800 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-19 06:05:05,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2441 states. [2020-08-19 06:05:05,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2441 to 2216. [2020-08-19 06:05:05,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2216 states. [2020-08-19 06:05:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 2216 states and 2966 transitions. [2020-08-19 06:05:05,899 INFO L78 Accepts]: Start accepts. Automaton has 2216 states and 2966 transitions. Word has length 120 [2020-08-19 06:05:05,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:05:05,903 INFO L479 AbstractCegarLoop]: Abstraction has 2216 states and 2966 transitions. [2020-08-19 06:05:05,903 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 06:05:05,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2966 transitions. [2020-08-19 06:05:05,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-08-19 06:05:05,918 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:05:05,919 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:05:05,919 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 06:05:05,919 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:05:05,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:05:05,921 INFO L82 PathProgramCache]: Analyzing trace with hash 384966816, now seen corresponding path program 1 times [2020-08-19 06:05:05,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:05:05,921 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [597433133] [2020-08-19 06:05:05,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:05:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:06,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:05:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:06,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:05:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:06,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-08-19 06:05:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:06,279 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 66 proven. 65 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-08-19 06:05:06,280 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [597433133] [2020-08-19 06:05:06,280 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:05:06,280 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 06:05:06,280 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127254000] [2020-08-19 06:05:06,281 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 06:05:06,281 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:05:06,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 06:05:06,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:05:06,282 INFO L87 Difference]: Start difference. First operand 2216 states and 2966 transitions. Second operand 7 states. [2020-08-19 06:05:08,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:05:08,646 INFO L93 Difference]: Finished difference Result 4487 states and 6072 transitions. [2020-08-19 06:05:08,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-19 06:05:08,647 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 183 [2020-08-19 06:05:08,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:05:08,662 INFO L225 Difference]: With dead ends: 4487 [2020-08-19 06:05:08,663 INFO L226 Difference]: Without dead ends: 2277 [2020-08-19 06:05:08,670 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-08-19 06:05:08,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2277 states. [2020-08-19 06:05:08,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2277 to 2218. [2020-08-19 06:05:08,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2218 states. [2020-08-19 06:05:08,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 2218 states and 2944 transitions. [2020-08-19 06:05:08,757 INFO L78 Accepts]: Start accepts. Automaton has 2218 states and 2944 transitions. Word has length 183 [2020-08-19 06:05:08,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:05:08,757 INFO L479 AbstractCegarLoop]: Abstraction has 2218 states and 2944 transitions. [2020-08-19 06:05:08,757 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 06:05:08,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2944 transitions. [2020-08-19 06:05:08,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-08-19 06:05:08,763 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:05:08,763 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-19 06:05:08,763 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 06:05:08,764 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:05:08,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:05:08,764 INFO L82 PathProgramCache]: Analyzing trace with hash 240062387, now seen corresponding path program 1 times [2020-08-19 06:05:08,765 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:05:08,765 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [392120535] [2020-08-19 06:05:08,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:05:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:08,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:05:08,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:09,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:05:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:09,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-08-19 06:05:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:09,199 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 67 proven. 2 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-08-19 06:05:09,199 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [392120535] [2020-08-19 06:05:09,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:05:09,200 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-19 06:05:09,200 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986223788] [2020-08-19 06:05:09,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 06:05:09,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:05:09,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 06:05:09,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-19 06:05:09,202 INFO L87 Difference]: Start difference. First operand 2218 states and 2944 transitions. Second operand 5 states. [2020-08-19 06:05:11,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:05:11,499 INFO L93 Difference]: Finished difference Result 5592 states and 7708 transitions. [2020-08-19 06:05:11,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 06:05:11,505 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 236 [2020-08-19 06:05:11,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:05:11,523 INFO L225 Difference]: With dead ends: 5592 [2020-08-19 06:05:11,524 INFO L226 Difference]: Without dead ends: 3380 [2020-08-19 06:05:11,530 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-19 06:05:11,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3380 states. [2020-08-19 06:05:11,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3380 to 3374. [2020-08-19 06:05:11,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3374 states. [2020-08-19 06:05:11,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 3374 states and 4588 transitions. [2020-08-19 06:05:11,623 INFO L78 Accepts]: Start accepts. Automaton has 3374 states and 4588 transitions. Word has length 236 [2020-08-19 06:05:11,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:05:11,624 INFO L479 AbstractCegarLoop]: Abstraction has 3374 states and 4588 transitions. [2020-08-19 06:05:11,624 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 06:05:11,624 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 4588 transitions. [2020-08-19 06:05:11,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-08-19 06:05:11,632 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:05:11,632 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-19 06:05:11,632 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-19 06:05:11,633 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:05:11,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:05:11,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1219984608, now seen corresponding path program 1 times [2020-08-19 06:05:11,634 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:05:11,634 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [657287479] [2020-08-19 06:05:11,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:05:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:11,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:05:11,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:11,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:05:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:11,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-08-19 06:05:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:11,944 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 67 proven. 2 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-08-19 06:05:11,945 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [657287479] [2020-08-19 06:05:11,945 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:05:11,945 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-19 06:05:11,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205666563] [2020-08-19 06:05:11,946 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 06:05:11,946 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:05:11,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 06:05:11,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-19 06:05:11,947 INFO L87 Difference]: Start difference. First operand 3374 states and 4588 transitions. Second operand 5 states. [2020-08-19 06:05:14,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:05:14,168 INFO L93 Difference]: Finished difference Result 8305 states and 11780 transitions. [2020-08-19 06:05:14,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 06:05:14,169 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 267 [2020-08-19 06:05:14,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:05:14,194 INFO L225 Difference]: With dead ends: 8305 [2020-08-19 06:05:14,195 INFO L226 Difference]: Without dead ends: 4937 [2020-08-19 06:05:14,204 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-19 06:05:14,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4937 states. [2020-08-19 06:05:14,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4937 to 4920. [2020-08-19 06:05:14,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4920 states. [2020-08-19 06:05:14,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4920 states to 4920 states and 6781 transitions. [2020-08-19 06:05:14,358 INFO L78 Accepts]: Start accepts. Automaton has 4920 states and 6781 transitions. Word has length 267 [2020-08-19 06:05:14,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:05:14,359 INFO L479 AbstractCegarLoop]: Abstraction has 4920 states and 6781 transitions. [2020-08-19 06:05:14,359 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 06:05:14,360 INFO L276 IsEmpty]: Start isEmpty. Operand 4920 states and 6781 transitions. [2020-08-19 06:05:14,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-08-19 06:05:14,371 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:05:14,373 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-19 06:05:14,373 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-19 06:05:14,373 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:05:14,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:05:14,374 INFO L82 PathProgramCache]: Analyzing trace with hash 630561712, now seen corresponding path program 1 times [2020-08-19 06:05:14,374 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:05:14,374 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [953472728] [2020-08-19 06:05:14,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:05:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:14,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:05:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:14,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:05:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:14,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-08-19 06:05:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:14,991 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 170 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 06:05:14,992 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [953472728] [2020-08-19 06:05:14,993 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:05:14,993 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 06:05:14,993 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355302800] [2020-08-19 06:05:14,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 06:05:14,995 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:05:14,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 06:05:14,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:05:14,997 INFO L87 Difference]: Start difference. First operand 4920 states and 6781 transitions. Second operand 7 states. [2020-08-19 06:05:18,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:05:18,074 INFO L93 Difference]: Finished difference Result 11238 states and 15944 transitions. [2020-08-19 06:05:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-19 06:05:18,075 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 278 [2020-08-19 06:05:18,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:05:18,107 INFO L225 Difference]: With dead ends: 11238 [2020-08-19 06:05:18,107 INFO L226 Difference]: Without dead ends: 6324 [2020-08-19 06:05:18,121 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-19 06:05:18,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6324 states. [2020-08-19 06:05:18,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6324 to 6299. [2020-08-19 06:05:18,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6299 states. [2020-08-19 06:05:18,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6299 states to 6299 states and 8983 transitions. [2020-08-19 06:05:18,354 INFO L78 Accepts]: Start accepts. Automaton has 6299 states and 8983 transitions. Word has length 278 [2020-08-19 06:05:18,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:05:18,354 INFO L479 AbstractCegarLoop]: Abstraction has 6299 states and 8983 transitions. [2020-08-19 06:05:18,355 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 06:05:18,355 INFO L276 IsEmpty]: Start isEmpty. Operand 6299 states and 8983 transitions. [2020-08-19 06:05:18,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2020-08-19 06:05:18,381 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:05:18,382 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:05:18,382 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-19 06:05:18,382 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:05:18,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:05:18,383 INFO L82 PathProgramCache]: Analyzing trace with hash -844079456, now seen corresponding path program 1 times [2020-08-19 06:05:18,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:05:18,384 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2081040961] [2020-08-19 06:05:18,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:05:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:18,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:05:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:18,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:05:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:18,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-08-19 06:05:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:18,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-08-19 06:05:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:18,878 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 278 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-08-19 06:05:18,879 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2081040961] [2020-08-19 06:05:18,879 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:05:18,879 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-19 06:05:18,879 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005979855] [2020-08-19 06:05:18,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-19 06:05:18,880 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:05:18,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-19 06:05:18,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-19 06:05:18,881 INFO L87 Difference]: Start difference. First operand 6299 states and 8983 transitions. Second operand 7 states. [2020-08-19 06:05:21,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:05:21,698 INFO L93 Difference]: Finished difference Result 13852 states and 21148 transitions. [2020-08-19 06:05:21,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-19 06:05:21,699 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 336 [2020-08-19 06:05:21,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:05:21,737 INFO L225 Difference]: With dead ends: 13852 [2020-08-19 06:05:21,738 INFO L226 Difference]: Without dead ends: 7559 [2020-08-19 06:05:21,761 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-19 06:05:21,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7559 states. [2020-08-19 06:05:22,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7559 to 7254. [2020-08-19 06:05:22,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7254 states. [2020-08-19 06:05:22,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7254 states to 7254 states and 9795 transitions. [2020-08-19 06:05:22,072 INFO L78 Accepts]: Start accepts. Automaton has 7254 states and 9795 transitions. Word has length 336 [2020-08-19 06:05:22,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:05:22,073 INFO L479 AbstractCegarLoop]: Abstraction has 7254 states and 9795 transitions. [2020-08-19 06:05:22,073 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-19 06:05:22,073 INFO L276 IsEmpty]: Start isEmpty. Operand 7254 states and 9795 transitions. [2020-08-19 06:05:22,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2020-08-19 06:05:22,111 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:05:22,112 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:05:22,112 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-19 06:05:22,113 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:05:22,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:05:22,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1109482027, now seen corresponding path program 1 times [2020-08-19 06:05:22,113 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:05:22,114 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1663007802] [2020-08-19 06:05:22,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:05:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:22,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:05:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:22,508 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2020-08-19 06:05:22,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:05:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:22,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-08-19 06:05:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:22,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-08-19 06:05:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:22,881 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 107 proven. 199 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-08-19 06:05:22,882 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1663007802] [2020-08-19 06:05:22,886 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:05:22,887 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-08-19 06:05:22,887 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840923312] [2020-08-19 06:05:22,888 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 06:05:22,889 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:05:22,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 06:05:22,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-08-19 06:05:22,890 INFO L87 Difference]: Start difference. First operand 7254 states and 9795 transitions. Second operand 9 states. [2020-08-19 06:05:28,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:05:28,393 INFO L93 Difference]: Finished difference Result 21860 states and 30381 transitions. [2020-08-19 06:05:28,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-08-19 06:05:28,394 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 380 [2020-08-19 06:05:28,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:05:28,448 INFO L225 Difference]: With dead ends: 21860 [2020-08-19 06:05:28,448 INFO L226 Difference]: Without dead ends: 14612 [2020-08-19 06:05:28,475 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2020-08-19 06:05:28,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14612 states. [2020-08-19 06:05:28,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14612 to 14366. [2020-08-19 06:05:28,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14366 states. [2020-08-19 06:05:28,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14366 states to 14366 states and 19092 transitions. [2020-08-19 06:05:28,968 INFO L78 Accepts]: Start accepts. Automaton has 14366 states and 19092 transitions. Word has length 380 [2020-08-19 06:05:28,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:05:28,969 INFO L479 AbstractCegarLoop]: Abstraction has 14366 states and 19092 transitions. [2020-08-19 06:05:28,970 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 06:05:28,970 INFO L276 IsEmpty]: Start isEmpty. Operand 14366 states and 19092 transitions. [2020-08-19 06:05:29,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2020-08-19 06:05:29,023 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:05:29,024 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:05:29,024 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-19 06:05:29,025 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:05:29,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:05:29,025 INFO L82 PathProgramCache]: Analyzing trace with hash -1364604881, now seen corresponding path program 1 times [2020-08-19 06:05:29,026 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:05:29,026 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [731780769] [2020-08-19 06:05:29,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:05:29,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:29,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:05:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:29,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:05:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:29,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-08-19 06:05:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:29,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-08-19 06:05:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:29,590 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 107 proven. 206 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2020-08-19 06:05:29,590 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [731780769] [2020-08-19 06:05:29,591 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:05:29,591 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-08-19 06:05:29,591 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915675116] [2020-08-19 06:05:29,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 06:05:29,592 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:05:29,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 06:05:29,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-08-19 06:05:29,593 INFO L87 Difference]: Start difference. First operand 14366 states and 19092 transitions. Second operand 9 states. [2020-08-19 06:05:35,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:05:35,225 INFO L93 Difference]: Finished difference Result 36047 states and 48766 transitions. [2020-08-19 06:05:35,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-08-19 06:05:35,226 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 406 [2020-08-19 06:05:35,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:05:35,301 INFO L225 Difference]: With dead ends: 36047 [2020-08-19 06:05:35,302 INFO L226 Difference]: Without dead ends: 22065 [2020-08-19 06:05:35,341 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2020-08-19 06:05:35,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22065 states. [2020-08-19 06:05:35,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22065 to 21286. [2020-08-19 06:05:35,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21286 states. [2020-08-19 06:05:35,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21286 states to 21286 states and 27936 transitions. [2020-08-19 06:05:35,952 INFO L78 Accepts]: Start accepts. Automaton has 21286 states and 27936 transitions. Word has length 406 [2020-08-19 06:05:35,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:05:35,953 INFO L479 AbstractCegarLoop]: Abstraction has 21286 states and 27936 transitions. [2020-08-19 06:05:35,953 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 06:05:35,953 INFO L276 IsEmpty]: Start isEmpty. Operand 21286 states and 27936 transitions. [2020-08-19 06:05:35,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2020-08-19 06:05:35,996 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 06:05:35,997 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 06:05:35,997 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-19 06:05:35,997 INFO L427 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 06:05:35,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 06:05:35,998 INFO L82 PathProgramCache]: Analyzing trace with hash 1239620131, now seen corresponding path program 1 times [2020-08-19 06:05:35,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 06:05:35,998 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [365242317] [2020-08-19 06:05:35,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 06:05:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:36,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 06:05:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:36,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-19 06:05:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:36,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-08-19 06:05:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:36,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-08-19 06:05:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 06:05:36,455 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 105 proven. 3 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2020-08-19 06:05:36,456 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [365242317] [2020-08-19 06:05:36,456 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-19 06:05:36,456 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-19 06:05:36,457 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551294205] [2020-08-19 06:05:36,458 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 06:05:36,458 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 06:05:36,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 06:05:36,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-19 06:05:36,459 INFO L87 Difference]: Start difference. First operand 21286 states and 27936 transitions. Second operand 5 states. [2020-08-19 06:05:39,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 06:05:39,182 INFO L93 Difference]: Finished difference Result 40840 states and 53823 transitions. [2020-08-19 06:05:39,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-19 06:05:39,183 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 416 [2020-08-19 06:05:39,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 06:05:39,184 INFO L225 Difference]: With dead ends: 40840 [2020-08-19 06:05:39,184 INFO L226 Difference]: Without dead ends: 0 [2020-08-19 06:05:39,225 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-19 06:05:39,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-19 06:05:39,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-19 06:05:39,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-19 06:05:39,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-19 06:05:39,227 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 416 [2020-08-19 06:05:39,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 06:05:39,227 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-19 06:05:39,227 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 06:05:39,227 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-19 06:05:39,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-19 06:05:39,228 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-19 06:05:39,230 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-19 06:05:40,081 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 158 [2020-08-19 06:05:40,371 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 158 [2020-08-19 06:05:41,872 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 330 DAG size of output: 39 [2020-08-19 06:05:42,301 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 43 [2020-08-19 06:05:42,719 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 43 [2020-08-19 06:05:42,725 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-19 06:05:42,725 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a3~0 |old(~a3~0)|)) [2020-08-19 06:05:42,726 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-19 06:05:42,726 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-08-19 06:05:42,726 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-08-19 06:05:42,726 INFO L268 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-08-19 06:05:42,726 INFO L268 CegarLoopResult]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,726 INFO L268 CegarLoopResult]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,726 INFO L268 CegarLoopResult]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,727 INFO L268 CegarLoopResult]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,727 INFO L268 CegarLoopResult]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,727 INFO L268 CegarLoopResult]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,727 INFO L268 CegarLoopResult]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,727 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-08-19 06:05:42,727 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-08-19 06:05:42,727 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-08-19 06:05:42,727 INFO L268 CegarLoopResult]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,727 INFO L268 CegarLoopResult]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,727 INFO L268 CegarLoopResult]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,728 INFO L268 CegarLoopResult]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,728 INFO L268 CegarLoopResult]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,728 INFO L268 CegarLoopResult]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,728 INFO L268 CegarLoopResult]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,728 INFO L268 CegarLoopResult]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,728 INFO L268 CegarLoopResult]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,728 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-08-19 06:05:42,728 INFO L268 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-08-19 06:05:42,729 INFO L268 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-08-19 06:05:42,729 INFO L268 CegarLoopResult]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,729 INFO L268 CegarLoopResult]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,729 INFO L268 CegarLoopResult]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,729 INFO L268 CegarLoopResult]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,729 INFO L268 CegarLoopResult]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,729 INFO L268 CegarLoopResult]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,729 INFO L268 CegarLoopResult]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,730 INFO L268 CegarLoopResult]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,730 INFO L268 CegarLoopResult]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,730 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-08-19 06:05:42,730 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-08-19 06:05:42,730 INFO L268 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-08-19 06:05:42,730 INFO L268 CegarLoopResult]: For program point L970(lines 970 980) no Hoare annotation was computed. [2020-08-19 06:05:42,730 INFO L268 CegarLoopResult]: For program point L904(lines 904 914) no Hoare annotation was computed. [2020-08-19 06:05:42,730 INFO L268 CegarLoopResult]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2020-08-19 06:05:42,731 INFO L268 CegarLoopResult]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2020-08-19 06:05:42,731 INFO L268 CegarLoopResult]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,731 INFO L268 CegarLoopResult]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,731 INFO L268 CegarLoopResult]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,731 INFO L268 CegarLoopResult]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,731 INFO L268 CegarLoopResult]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,731 INFO L268 CegarLoopResult]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,731 INFO L268 CegarLoopResult]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,732 INFO L268 CegarLoopResult]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,732 INFO L268 CegarLoopResult]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,732 INFO L268 CegarLoopResult]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,732 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-08-19 06:05:42,732 INFO L268 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-08-19 06:05:42,732 INFO L268 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-08-19 06:05:42,732 INFO L268 CegarLoopResult]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,733 INFO L268 CegarLoopResult]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,733 INFO L268 CegarLoopResult]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,733 INFO L268 CegarLoopResult]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,733 INFO L268 CegarLoopResult]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,733 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-08-19 06:05:42,733 INFO L268 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-08-19 06:05:42,733 INFO L268 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-08-19 06:05:42,733 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,734 INFO L268 CegarLoopResult]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,734 INFO L268 CegarLoopResult]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,734 INFO L268 CegarLoopResult]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,734 INFO L268 CegarLoopResult]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,734 INFO L268 CegarLoopResult]: For program point L515(lines 515 525) no Hoare annotation was computed. [2020-08-19 06:05:42,734 INFO L268 CegarLoopResult]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2020-08-19 06:05:42,734 INFO L268 CegarLoopResult]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,734 INFO L268 CegarLoopResult]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,734 INFO L268 CegarLoopResult]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,735 INFO L268 CegarLoopResult]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,735 INFO L268 CegarLoopResult]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,735 INFO L268 CegarLoopResult]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,735 INFO L268 CegarLoopResult]: For program point L648(lines 648 657) no Hoare annotation was computed. [2020-08-19 06:05:42,735 INFO L268 CegarLoopResult]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2020-08-19 06:05:42,735 INFO L268 CegarLoopResult]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,735 INFO L268 CegarLoopResult]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,735 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-08-19 06:05:42,735 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-08-19 06:05:42,736 INFO L268 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-08-19 06:05:42,736 INFO L268 CegarLoopResult]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,736 INFO L268 CegarLoopResult]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,736 INFO L268 CegarLoopResult]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,736 INFO L268 CegarLoopResult]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,736 INFO L268 CegarLoopResult]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,736 INFO L268 CegarLoopResult]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,736 INFO L268 CegarLoopResult]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,736 INFO L268 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-08-19 06:05:42,737 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-08-19 06:05:42,737 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-08-19 06:05:42,737 INFO L268 CegarLoopResult]: For program point L916(lines 916 926) no Hoare annotation was computed. [2020-08-19 06:05:42,737 INFO L268 CegarLoopResult]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2020-08-19 06:05:42,737 INFO L268 CegarLoopResult]: For program point L718(lines 718 730) no Hoare annotation was computed. [2020-08-19 06:05:42,737 INFO L268 CegarLoopResult]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2020-08-19 06:05:42,737 INFO L268 CegarLoopResult]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,737 INFO L268 CegarLoopResult]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,738 INFO L268 CegarLoopResult]: For program point L587(lines 587 597) no Hoare annotation was computed. [2020-08-19 06:05:42,738 INFO L268 CegarLoopResult]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2020-08-19 06:05:42,738 INFO L268 CegarLoopResult]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,738 INFO L268 CegarLoopResult]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,738 INFO L268 CegarLoopResult]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,738 INFO L268 CegarLoopResult]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,739 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse3 (= |old(~a4~0)| 1))) (let ((.cse2 (not (<= |old(~a23~0)| 312))) (.cse0 (= 13 |old(~a25~0)|)) (.cse4 (not .cse3)) (.cse1 (and (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|)))) (and (or (not (<= |old(~a29~0)| 274)) .cse0 .cse1) (or .cse2 .cse3 .cse1) (or .cse2 .cse0 .cse1) (or .cse4 (not (<= 130 |old(~a29~0)|)) (not (<= |old(~a29~0)| 245)) .cse1) (or .cse4 .cse1 (not (<= 97 |old(~a23~0)|)))))) [2020-08-19 06:05:42,739 INFO L268 CegarLoopResult]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,739 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-08-19 06:05:42,739 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-08-19 06:05:42,739 INFO L268 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-08-19 06:05:42,739 INFO L268 CegarLoopResult]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,739 INFO L268 CegarLoopResult]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,739 INFO L268 CegarLoopResult]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,739 INFO L268 CegarLoopResult]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,740 INFO L268 CegarLoopResult]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,740 INFO L268 CegarLoopResult]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,740 INFO L268 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-08-19 06:05:42,740 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-08-19 06:05:42,740 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-08-19 06:05:42,740 INFO L268 CegarLoopResult]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,740 INFO L268 CegarLoopResult]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,740 INFO L268 CegarLoopResult]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,740 INFO L268 CegarLoopResult]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,741 INFO L268 CegarLoopResult]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,741 INFO L268 CegarLoopResult]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,741 INFO L268 CegarLoopResult]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,741 INFO L268 CegarLoopResult]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,741 INFO L268 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-08-19 06:05:42,741 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-08-19 06:05:42,741 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-08-19 06:05:42,741 INFO L268 CegarLoopResult]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,741 INFO L268 CegarLoopResult]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,741 INFO L268 CegarLoopResult]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,742 INFO L268 CegarLoopResult]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,742 INFO L268 CegarLoopResult]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,742 INFO L268 CegarLoopResult]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,742 INFO L268 CegarLoopResult]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,742 INFO L268 CegarLoopResult]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,742 INFO L268 CegarLoopResult]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,742 INFO L268 CegarLoopResult]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,742 INFO L268 CegarLoopResult]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,743 INFO L268 CegarLoopResult]: For program point L399(lines 399 410) no Hoare annotation was computed. [2020-08-19 06:05:42,743 INFO L268 CegarLoopResult]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2020-08-19 06:05:42,743 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-08-19 06:05:42,743 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-08-19 06:05:42,743 INFO L268 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-08-19 06:05:42,743 INFO L268 CegarLoopResult]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,743 INFO L268 CegarLoopResult]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,743 INFO L268 CegarLoopResult]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,744 INFO L268 CegarLoopResult]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,744 INFO L268 CegarLoopResult]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,744 INFO L268 CegarLoopResult]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,744 INFO L268 CegarLoopResult]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,744 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-08-19 06:05:42,744 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-08-19 06:05:42,744 INFO L268 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-08-19 06:05:42,744 INFO L268 CegarLoopResult]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,745 INFO L268 CegarLoopResult]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,745 INFO L268 CegarLoopResult]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,745 INFO L268 CegarLoopResult]: For program point L866(lines 866 875) no Hoare annotation was computed. [2020-08-19 06:05:42,745 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2020-08-19 06:05:42,745 INFO L268 CegarLoopResult]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,745 INFO L268 CegarLoopResult]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,745 INFO L268 CegarLoopResult]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,745 INFO L268 CegarLoopResult]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,746 INFO L268 CegarLoopResult]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,746 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 108) no Hoare annotation was computed. [2020-08-19 06:05:42,746 INFO L268 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-08-19 06:05:42,746 INFO L268 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-08-19 06:05:42,746 INFO L268 CegarLoopResult]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,746 INFO L268 CegarLoopResult]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,746 INFO L268 CegarLoopResult]: For program point L604(lines 604 614) no Hoare annotation was computed. [2020-08-19 06:05:42,746 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2020-08-19 06:05:42,747 INFO L268 CegarLoopResult]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,747 INFO L268 CegarLoopResult]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,747 INFO L268 CegarLoopResult]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,747 INFO L268 CegarLoopResult]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,747 INFO L268 CegarLoopResult]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,747 INFO L268 CegarLoopResult]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,747 INFO L268 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-08-19 06:05:42,747 INFO L268 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-08-19 06:05:42,747 INFO L268 CegarLoopResult]: For program point L805(lines 805 815) no Hoare annotation was computed. [2020-08-19 06:05:42,748 INFO L268 CegarLoopResult]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2020-08-19 06:05:42,748 INFO L268 CegarLoopResult]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,748 INFO L268 CegarLoopResult]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,748 INFO L268 CegarLoopResult]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,748 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,748 INFO L268 CegarLoopResult]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,748 INFO L268 CegarLoopResult]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,748 INFO L268 CegarLoopResult]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,749 INFO L268 CegarLoopResult]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,749 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-08-19 06:05:42,749 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-08-19 06:05:42,749 INFO L268 CegarLoopResult]: For program point L940(lines 940 952) no Hoare annotation was computed. [2020-08-19 06:05:42,749 INFO L268 CegarLoopResult]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2020-08-19 06:05:42,749 INFO L268 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2020-08-19 06:05:42,749 INFO L268 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2020-08-19 06:05:42,749 INFO L268 CegarLoopResult]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,749 INFO L268 CegarLoopResult]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,750 INFO L268 CegarLoopResult]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,750 INFO L268 CegarLoopResult]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,750 INFO L268 CegarLoopResult]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,750 INFO L268 CegarLoopResult]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,750 INFO L268 CegarLoopResult]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,750 INFO L268 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-08-19 06:05:42,750 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-08-19 06:05:42,750 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,750 INFO L268 CegarLoopResult]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,751 INFO L268 CegarLoopResult]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,751 INFO L268 CegarLoopResult]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,751 INFO L268 CegarLoopResult]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,751 INFO L268 CegarLoopResult]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,751 INFO L268 CegarLoopResult]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,751 INFO L268 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-08-19 06:05:42,751 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-08-19 06:05:42,751 INFO L268 CegarLoopResult]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,752 INFO L268 CegarLoopResult]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,752 INFO L268 CegarLoopResult]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,752 INFO L268 CegarLoopResult]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,752 INFO L268 CegarLoopResult]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,752 INFO L268 CegarLoopResult]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,752 INFO L268 CegarLoopResult]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,752 INFO L268 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-08-19 06:05:42,752 INFO L268 CegarLoopResult]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,752 INFO L268 CegarLoopResult]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,753 INFO L268 CegarLoopResult]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,753 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-08-19 06:05:42,753 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-08-19 06:05:42,753 INFO L268 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-08-19 06:05:42,753 INFO L268 CegarLoopResult]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,753 INFO L268 CegarLoopResult]: For program point L488(lines 488 499) no Hoare annotation was computed. [2020-08-19 06:05:42,753 INFO L268 CegarLoopResult]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,753 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2020-08-19 06:05:42,753 INFO L268 CegarLoopResult]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,754 INFO L268 CegarLoopResult]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,754 INFO L268 CegarLoopResult]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,754 INFO L268 CegarLoopResult]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,754 INFO L268 CegarLoopResult]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,754 INFO L268 CegarLoopResult]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,754 INFO L268 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-08-19 06:05:42,754 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-08-19 06:05:42,754 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-08-19 06:05:42,754 INFO L268 CegarLoopResult]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,755 INFO L268 CegarLoopResult]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,755 INFO L268 CegarLoopResult]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,755 INFO L268 CegarLoopResult]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,755 INFO L268 CegarLoopResult]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,755 INFO L268 CegarLoopResult]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,755 INFO L268 CegarLoopResult]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,755 INFO L268 CegarLoopResult]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,755 INFO L268 CegarLoopResult]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,756 INFO L268 CegarLoopResult]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,756 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-08-19 06:05:42,756 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-08-19 06:05:42,756 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-08-19 06:05:42,756 INFO L268 CegarLoopResult]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,756 INFO L268 CegarLoopResult]: For program point L758(lines 758 768) no Hoare annotation was computed. [2020-08-19 06:05:42,756 INFO L268 CegarLoopResult]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2020-08-19 06:05:42,756 INFO L268 CegarLoopResult]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,757 INFO L268 CegarLoopResult]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,757 INFO L268 CegarLoopResult]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,757 INFO L268 CegarLoopResult]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,757 INFO L268 CegarLoopResult]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,757 INFO L268 CegarLoopResult]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,757 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-08-19 06:05:42,757 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-08-19 06:05:42,757 INFO L268 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-08-19 06:05:42,757 INFO L268 CegarLoopResult]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,758 INFO L268 CegarLoopResult]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,758 INFO L268 CegarLoopResult]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,758 INFO L268 CegarLoopResult]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,758 INFO L268 CegarLoopResult]: For program point L695(lines 695 705) no Hoare annotation was computed. [2020-08-19 06:05:42,758 INFO L268 CegarLoopResult]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2020-08-19 06:05:42,758 INFO L268 CegarLoopResult]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,758 INFO L268 CegarLoopResult]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,758 INFO L268 CegarLoopResult]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2020-08-19 06:05:42,758 INFO L268 CegarLoopResult]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,759 INFO L268 CegarLoopResult]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,759 INFO L268 CegarLoopResult]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2020-08-19 06:05:42,759 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-19 06:05:42,759 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a25~0 10) (<= 312 ~a23~0) (<= ~a23~0 312) (<= 130 ~a29~0) (<= ~a29~0 130) (= ~a4~0 1)) [2020-08-19 06:05:42,759 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-19 06:05:42,759 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-19 06:05:42,759 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= |old(~a4~0)| 1)) (not (<= 130 |old(~a29~0)|)) (not (<= |old(~a25~0)| 10)) (and (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (<= 130 ~a29~0) (<= ~a29~0 130) (= ~a4~0 |old(~a4~0)|)) (not (<= |old(~a23~0)| 312)) (not (<= |old(~a29~0)| 130)) (not (<= 312 |old(~a23~0)|))) [2020-08-19 06:05:42,760 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2020-08-19 06:05:42,760 INFO L264 CegarLoopResult]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse1 (not (= ~a25~0 13))) (.cse0 (= ~a4~0 1))) (or (and (<= 97 ~a23~0) .cse0) (not (= |old(~a4~0)| 1)) (not (<= 130 |old(~a29~0)|)) (not (<= |old(~a25~0)| 10)) (and (<= 130 ~a29~0) (<= ~a29~0 245) .cse0) (and .cse0 .cse1) (and (<= ~a29~0 274) .cse1) (not (<= |old(~a23~0)| 312)) (and (<= ~a23~0 312) (not .cse0)) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a29~0)| 130)))) [2020-08-19 06:05:42,760 INFO L268 CegarLoopResult]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2020-08-19 06:05:42,760 INFO L268 CegarLoopResult]: For program point L1039(line 1039) no Hoare annotation was computed. [2020-08-19 06:05:42,760 INFO L264 CegarLoopResult]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse1 (not (= ~a25~0 13))) (.cse0 (= ~a4~0 1))) (or (and (<= 97 ~a23~0) .cse0) (not (= |old(~a4~0)| 1)) (not (<= 130 |old(~a29~0)|)) (not (<= |old(~a25~0)| 10)) (and (<= 130 ~a29~0) (<= ~a29~0 245) .cse0) (and .cse0 .cse1) (and (<= ~a29~0 274) .cse1) (not (<= |old(~a23~0)| 312)) (and (<= ~a23~0 312) (not .cse0)) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a29~0)| 130)))) [2020-08-19 06:05:42,760 INFO L268 CegarLoopResult]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2020-08-19 06:05:42,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.08 06:05:42 BoogieIcfgContainer [2020-08-19 06:05:42,783 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-19 06:05:42,785 INFO L168 Benchmark]: Toolchain (without parser) took 50840.87 ms. Allocated memory was 137.9 MB in the beginning and 1.0 GB in the end (delta: 897.6 MB). Free memory was 98.2 MB in the beginning and 708.5 MB in the end (delta: -610.3 MB). Peak memory consumption was 728.8 MB. Max. memory is 7.1 GB. [2020-08-19 06:05:42,786 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-19 06:05:42,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1034.38 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 97.8 MB in the beginning and 143.3 MB in the end (delta: -45.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2020-08-19 06:05:42,787 INFO L168 Benchmark]: Boogie Preprocessor took 174.67 ms. Allocated memory is still 201.9 MB. Free memory was 143.3 MB in the beginning and 135.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2020-08-19 06:05:42,788 INFO L168 Benchmark]: RCFGBuilder took 1877.32 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 135.2 MB in the beginning and 76.8 MB in the end (delta: 58.4 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. [2020-08-19 06:05:42,789 INFO L168 Benchmark]: TraceAbstraction took 47748.73 ms. Allocated memory was 231.7 MB in the beginning and 1.0 GB in the end (delta: 803.7 MB). Free memory was 76.8 MB in the beginning and 708.5 MB in the end (delta: -631.7 MB). Peak memory consumption was 613.6 MB. Max. memory is 7.1 GB. [2020-08-19 06:05:42,793 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 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1034.38 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 97.8 MB in the beginning and 143.3 MB in the end (delta: -45.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 174.67 ms. Allocated memory is still 201.9 MB. Free memory was 143.3 MB in the beginning and 135.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1877.32 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 135.2 MB in the beginning and 76.8 MB in the end (delta: 58.4 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 47748.73 ms. Allocated memory was 231.7 MB in the beginning and 1.0 GB in the end (delta: 803.7 MB). Free memory was 76.8 MB in the beginning and 708.5 MB in the end (delta: -631.7 MB). Peak memory consumption was 613.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 108]: 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: 1034]: Loop Invariant Derived loop invariant: ((((((((((97 <= a23 && a4 == 1) || !(\old(a4) == 1)) || !(130 <= \old(a29))) || !(\old(a25) <= 10)) || ((130 <= a29 && a29 <= 245) && a4 == 1)) || (a4 == 1 && !(a25 == 13))) || (a29 <= 274 && !(a25 == 13))) || !(\old(a23) <= 312)) || (a23 <= 312 && !(a4 == 1))) || !(312 <= \old(a23))) || !(\old(a29) <= 130) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 44.1s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 36.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 548 SDtfs, 8099 SDslu, 968 SDs, 0 SdLazy, 17145 SolverSat, 3358 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 211 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21286occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1712 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 432 PreInvPairs, 652 NumberOfFragments, 342 HoareAnnotationTreeSize, 432 FomulaSimplifications, 59973 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 11177 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 2772 NumberOfCodeBlocks, 2772 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2761 ConstructedInterpolants, 0 QuantifiedInterpolants, 1783814 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 1848/2329 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...