/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=DEEPEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 21:09:52,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 21:09:52,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 21:09:52,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-08-18 21:09:52,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 21:09:52,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 21:09:52,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 21:09:52,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 21:09:52,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 21:09:52,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 21:09:52,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 21:09:52,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 21:09:52,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 21:09:52,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 21:09:52,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 21:09:52,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 21:09:52,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 21:09:52,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 21:09:52,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 21:09:52,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 21:09:52,790 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 [2020-08-18 21:09:52,835 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 21:09:52,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 21:09:52,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 21:09:52,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 21:09:52,839 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 21:09:52,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 21:09:52,839 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 21:09:52,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 21:09:52,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 21:09:52,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 21:09:52,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 21:09:52,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 21:09:52,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 21:09:52,842 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 21:09:52,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 21:09:52,842 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 21:09:52,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 21:09:52,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 21:09:52,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 21:09:52,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 21:09:52,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 21:09:52,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 21:09:52,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 21:09:52,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 21:09:52,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 21:09:52,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 21:09:52,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 21:09:52,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 21:09:52,845 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 21:09:52,845 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=DEEPEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=DEEPEST; [2020-08-18 21:09:53,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 21:09:53,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 21:09:53,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 21:09:53,166 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 21:09:53,167 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 21:09:53,167 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label40.c [2020-08-18 21:09:53,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f48f6ab60/a2066ecd5b3e4c41aa1c0c707c2c48ed/FLAGf43d78137 [2020-08-18 21:09:53,759 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 21:09:53,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label40.c [2020-08-18 21:09:53,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f48f6ab60/a2066ecd5b3e4c41aa1c0c707c2c48ed/FLAGf43d78137 [2020-08-18 21:09:54,098 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f48f6ab60/a2066ecd5b3e4c41aa1c0c707c2c48ed [2020-08-18 21:09:54,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 21:09:54,110 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 21:09:54,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 21:09:54,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 21:09:54,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 21:09:54,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:09:54" (1/1) ... [2020-08-18 21:09:54,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61445f01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:09:54, skipping insertion in model container [2020-08-18 21:09:54,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:09:54" (1/1) ... [2020-08-18 21:09:54,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 21:09:54,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 21:09:54,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 21:09:54,731 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 21:09:54,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 21:09:54,890 INFO L208 MainTranslator]: Completed translation [2020-08-18 21:09:54,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:09:54 WrapperNode [2020-08-18 21:09:54,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 21:09:54,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 21:09:54,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 21:09:54,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 21:09:54,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:09:54" (1/1) ... [2020-08-18 21:09:54,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:09:54" (1/1) ... [2020-08-18 21:09:54,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:09:54" (1/1) ... [2020-08-18 21:09:54,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:09:54" (1/1) ... [2020-08-18 21:09:54,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:09:54" (1/1) ... [2020-08-18 21:09:55,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:09:54" (1/1) ... [2020-08-18 21:09:55,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:09:54" (1/1) ... [2020-08-18 21:09:55,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 21:09:55,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 21:09:55,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 21:09:55,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 21:09:55,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:09:54" (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 [2020-08-18 21:09:55,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 21:09:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 21:09:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-18 21:09:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 21:09:55,109 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-18 21:09:55,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 21:09:55,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 21:09:55,109 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-18 21:09:55,110 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 21:09:55,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 21:09:55,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 21:09:56,303 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 21:09:56,303 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-18 21:09:56,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:09:56 BoogieIcfgContainer [2020-08-18 21:09:56,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 21:09:56,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 21:09:56,311 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 21:09:56,314 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 21:09:56,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 09:09:54" (1/3) ... [2020-08-18 21:09:56,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9a4ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:09:56, skipping insertion in model container [2020-08-18 21:09:56,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:09:54" (2/3) ... [2020-08-18 21:09:56,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9a4ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:09:56, skipping insertion in model container [2020-08-18 21:09:56,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:09:56" (3/3) ... [2020-08-18 21:09:56,318 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label40.c [2020-08-18 21:09:56,329 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 21:09:56,337 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 21:09:56,352 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 21:09:56,378 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 21:09:56,379 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 21:09:56,379 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 21:09:56,379 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 21:09:56,379 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 21:09:56,379 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 21:09:56,380 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 21:09:56,380 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 21:09:56,404 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-08-18 21:09:56,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-08-18 21:09:56,416 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:09:56,417 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:09:56,418 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:09:56,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:09:56,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1033095319, now seen corresponding path program 1 times [2020-08-18 21:09:56,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:09:56,434 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [314892309] [2020-08-18 21:09:56,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:09:56,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:09:56,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:09:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:09:56,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 21:09:56,986 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [314892309] [2020-08-18 21:09:56,988 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:09:56,989 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-08-18 21:09:56,990 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670506986] [2020-08-18 21:09:56,995 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 21:09:56,995 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:09:57,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 21:09:57,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-18 21:09:57,014 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 4 states. [2020-08-18 21:09:58,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:09:58,700 INFO L93 Difference]: Finished difference Result 644 states and 1094 transitions. [2020-08-18 21:09:58,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 21:09:58,705 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 95 [2020-08-18 21:09:58,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:09:58,736 INFO L225 Difference]: With dead ends: 644 [2020-08-18 21:09:58,736 INFO L226 Difference]: Without dead ends: 334 [2020-08-18 21:09:58,747 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-18 21:09:58,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-08-18 21:09:58,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 327. [2020-08-18 21:09:58,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-08-18 21:09:58,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 478 transitions. [2020-08-18 21:09:58,830 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 478 transitions. Word has length 95 [2020-08-18 21:09:58,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:09:58,831 INFO L479 AbstractCegarLoop]: Abstraction has 327 states and 478 transitions. [2020-08-18 21:09:58,831 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 21:09:58,831 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 478 transitions. [2020-08-18 21:09:58,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-08-18 21:09:58,837 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:09:58,837 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:09:58,838 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 21:09:58,838 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:09:58,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:09:58,839 INFO L82 PathProgramCache]: Analyzing trace with hash -377311506, now seen corresponding path program 1 times [2020-08-18 21:09:58,839 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:09:58,839 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [257668078] [2020-08-18 21:09:58,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:09:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:09:59,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:09:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:09:59,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 21:09:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:09:59,122 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 21:09:59,123 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [257668078] [2020-08-18 21:09:59,123 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 21:09:59,123 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-18 21:09:59,123 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532683408] [2020-08-18 21:09:59,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 21:09:59,126 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:09:59,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 21:09:59,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 21:09:59,127 INFO L87 Difference]: Start difference. First operand 327 states and 478 transitions. Second operand 5 states. [2020-08-18 21:10:00,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:10:00,539 INFO L93 Difference]: Finished difference Result 966 states and 1447 transitions. [2020-08-18 21:10:00,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 21:10:00,540 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 103 [2020-08-18 21:10:00,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:10:00,545 INFO L225 Difference]: With dead ends: 966 [2020-08-18 21:10:00,546 INFO L226 Difference]: Without dead ends: 645 [2020-08-18 21:10:00,548 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-18 21:10:00,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2020-08-18 21:10:00,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 627. [2020-08-18 21:10:00,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-08-18 21:10:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 880 transitions. [2020-08-18 21:10:00,604 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 880 transitions. Word has length 103 [2020-08-18 21:10:00,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:10:00,605 INFO L479 AbstractCegarLoop]: Abstraction has 627 states and 880 transitions. [2020-08-18 21:10:00,605 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 21:10:00,605 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 880 transitions. [2020-08-18 21:10:00,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-08-18 21:10:00,613 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:10:00,614 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:10:00,614 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 21:10:00,614 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:10:00,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:10:00,615 INFO L82 PathProgramCache]: Analyzing trace with hash 605048457, now seen corresponding path program 1 times [2020-08-18 21:10:00,615 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:10:00,615 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1184133278] [2020-08-18 21:10:00,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:10:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:00,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:10:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:00,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 21:10:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:00,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-18 21:10:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:00,792 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 21:10:00,793 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1184133278] [2020-08-18 21:10:00,793 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 21:10:00,794 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 21:10:00,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167913093] [2020-08-18 21:10:00,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 21:10:00,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:10:00,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 21:10:00,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-18 21:10:00,796 INFO L87 Difference]: Start difference. First operand 627 states and 880 transitions. Second operand 7 states. [2020-08-18 21:10:03,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:10:03,196 INFO L93 Difference]: Finished difference Result 2436 states and 3536 transitions. [2020-08-18 21:10:03,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 21:10:03,199 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 124 [2020-08-18 21:10:03,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:10:03,215 INFO L225 Difference]: With dead ends: 2436 [2020-08-18 21:10:03,216 INFO L226 Difference]: Without dead ends: 1521 [2020-08-18 21:10:03,220 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-18 21:10:03,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1521 states. [2020-08-18 21:10:03,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1521 to 1511. [2020-08-18 21:10:03,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1511 states. [2020-08-18 21:10:03,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1511 states and 2004 transitions. [2020-08-18 21:10:03,302 INFO L78 Accepts]: Start accepts. Automaton has 1511 states and 2004 transitions. Word has length 124 [2020-08-18 21:10:03,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:10:03,302 INFO L479 AbstractCegarLoop]: Abstraction has 1511 states and 2004 transitions. [2020-08-18 21:10:03,302 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 21:10:03,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 2004 transitions. [2020-08-18 21:10:03,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-08-18 21:10:03,312 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:10:03,312 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:10:03,313 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 21:10:03,313 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:10:03,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:10:03,313 INFO L82 PathProgramCache]: Analyzing trace with hash 705967222, now seen corresponding path program 1 times [2020-08-18 21:10:03,314 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:10:03,314 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [882304767] [2020-08-18 21:10:03,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:10:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:03,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:10:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:03,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 21:10:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:03,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-18 21:10:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:03,496 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-08-18 21:10:03,497 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [882304767] [2020-08-18 21:10:03,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 21:10:03,497 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-08-18 21:10:03,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963122828] [2020-08-18 21:10:03,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 21:10:03,499 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:10:03,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 21:10:03,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-08-18 21:10:03,500 INFO L87 Difference]: Start difference. First operand 1511 states and 2004 transitions. Second operand 9 states. [2020-08-18 21:10:04,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:10:04,835 INFO L93 Difference]: Finished difference Result 2853 states and 3716 transitions. [2020-08-18 21:10:04,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 21:10:04,835 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 126 [2020-08-18 21:10:04,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:10:04,842 INFO L225 Difference]: With dead ends: 2853 [2020-08-18 21:10:04,843 INFO L226 Difference]: Without dead ends: 1058 [2020-08-18 21:10:04,848 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-08-18 21:10:04,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2020-08-18 21:10:04,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 457. [2020-08-18 21:10:04,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2020-08-18 21:10:04,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 536 transitions. [2020-08-18 21:10:04,884 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 536 transitions. Word has length 126 [2020-08-18 21:10:04,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:10:04,884 INFO L479 AbstractCegarLoop]: Abstraction has 457 states and 536 transitions. [2020-08-18 21:10:04,884 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 21:10:04,884 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 536 transitions. [2020-08-18 21:10:04,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-08-18 21:10:04,887 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:10:04,888 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, 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] [2020-08-18 21:10:04,888 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 21:10:04,888 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:10:04,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:10:04,889 INFO L82 PathProgramCache]: Analyzing trace with hash -156169652, now seen corresponding path program 1 times [2020-08-18 21:10:04,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:10:04,889 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1009584460] [2020-08-18 21:10:04,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:10:04,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:05,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:10:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:05,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 21:10:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:05,238 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 21:10:05,238 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1009584460] [2020-08-18 21:10:05,239 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:10:05,239 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 21:10:05,240 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4658561] [2020-08-18 21:10:05,241 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 21:10:05,242 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:10:05,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 21:10:05,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 21:10:05,243 INFO L87 Difference]: Start difference. First operand 457 states and 536 transitions. Second operand 8 states. [2020-08-18 21:10:07,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:10:07,128 INFO L93 Difference]: Finished difference Result 1371 states and 1680 transitions. [2020-08-18 21:10:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-18 21:10:07,129 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 164 [2020-08-18 21:10:07,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:10:07,135 INFO L225 Difference]: With dead ends: 1371 [2020-08-18 21:10:07,135 INFO L226 Difference]: Without dead ends: 920 [2020-08-18 21:10:07,137 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-08-18 21:10:07,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2020-08-18 21:10:07,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 907. [2020-08-18 21:10:07,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 907 states. [2020-08-18 21:10:07,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1030 transitions. [2020-08-18 21:10:07,168 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1030 transitions. Word has length 164 [2020-08-18 21:10:07,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:10:07,168 INFO L479 AbstractCegarLoop]: Abstraction has 907 states and 1030 transitions. [2020-08-18 21:10:07,169 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 21:10:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1030 transitions. [2020-08-18 21:10:07,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-08-18 21:10:07,172 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:10:07,173 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:10:07,173 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 21:10:07,173 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:10:07,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:10:07,174 INFO L82 PathProgramCache]: Analyzing trace with hash -2073036365, now seen corresponding path program 1 times [2020-08-18 21:10:07,174 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:10:07,174 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1578713995] [2020-08-18 21:10:07,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:10:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:07,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:10:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:07,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 21:10:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:07,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-18 21:10:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:07,431 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 77 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 21:10:07,431 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1578713995] [2020-08-18 21:10:07,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 21:10:07,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 21:10:07,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097894459] [2020-08-18 21:10:07,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 21:10:07,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:10:07,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 21:10:07,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-18 21:10:07,434 INFO L87 Difference]: Start difference. First operand 907 states and 1030 transitions. Second operand 7 states. [2020-08-18 21:10:08,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:10:08,456 INFO L93 Difference]: Finished difference Result 2419 states and 2845 transitions. [2020-08-18 21:10:08,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 21:10:08,457 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 174 [2020-08-18 21:10:08,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:10:08,467 INFO L225 Difference]: With dead ends: 2419 [2020-08-18 21:10:08,468 INFO L226 Difference]: Without dead ends: 1370 [2020-08-18 21:10:08,471 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-18 21:10:08,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2020-08-18 21:10:08,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1348. [2020-08-18 21:10:08,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1348 states. [2020-08-18 21:10:08,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1348 states and 1515 transitions. [2020-08-18 21:10:08,536 INFO L78 Accepts]: Start accepts. Automaton has 1348 states and 1515 transitions. Word has length 174 [2020-08-18 21:10:08,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:10:08,537 INFO L479 AbstractCegarLoop]: Abstraction has 1348 states and 1515 transitions. [2020-08-18 21:10:08,537 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 21:10:08,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1515 transitions. [2020-08-18 21:10:08,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 21:10:08,543 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:10:08,544 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:10:08,544 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 21:10:08,545 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:10:08,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:10:08,545 INFO L82 PathProgramCache]: Analyzing trace with hash -1555440331, now seen corresponding path program 1 times [2020-08-18 21:10:08,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:10:08,546 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1450716585] [2020-08-18 21:10:08,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:10:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:08,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:10:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:08,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 21:10:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:08,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-08-18 21:10:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:10:08,877 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 74 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-08-18 21:10:08,878 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1450716585] [2020-08-18 21:10:08,878 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 21:10:08,878 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 21:10:08,879 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351363130] [2020-08-18 21:10:08,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 21:10:08,879 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:10:08,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 21:10:08,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-18 21:10:08,881 INFO L87 Difference]: Start difference. First operand 1348 states and 1515 transitions. Second operand 8 states. [2020-08-18 21:10:10,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:10:10,962 INFO L93 Difference]: Finished difference Result 3131 states and 3547 transitions. [2020-08-18 21:10:10,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-18 21:10:10,962 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 177 [2020-08-18 21:10:10,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:10:10,963 INFO L225 Difference]: With dead ends: 3131 [2020-08-18 21:10:10,963 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 21:10:10,969 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-18 21:10:10,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 21:10:10,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 21:10:10,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 21:10:10,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 21:10:10,970 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177 [2020-08-18 21:10:10,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:10:10,971 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 21:10:10,971 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 21:10:10,971 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 21:10:10,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 21:10:10,971 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-18 21:10:10,974 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 21:10:11,339 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 120 [2020-08-18 21:10:11,483 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 120 [2020-08-18 21:10:12,379 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 55 [2020-08-18 21:10:12,873 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 54 [2020-08-18 21:10:13,339 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 54 [2020-08-18 21:10:13,343 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:10:13,344 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|)) [2020-08-18 21:10:13,344 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:10:13,345 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,345 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,345 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,346 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,346 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,346 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-08-18 21:10:13,346 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-08-18 21:10:13,346 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-08-18 21:10:13,347 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-08-18 21:10:13,347 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-18 21:10:13,347 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-18 21:10:13,347 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-08-18 21:10:13,347 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-08-18 21:10:13,347 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-08-18 21:10:13,347 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-08-18 21:10:13,348 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-08-18 21:10:13,348 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-08-18 21:10:13,348 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-08-18 21:10:13,348 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,348 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,348 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,348 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,349 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-08-18 21:10:13,349 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,349 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-08-18 21:10:13,349 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-18 21:10:13,349 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-08-18 21:10:13,349 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-18 21:10:13,349 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-08-18 21:10:13,350 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-08-18 21:10:13,350 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-08-18 21:10:13,350 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-08-18 21:10:13,350 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-08-18 21:10:13,350 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-08-18 21:10:13,350 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-08-18 21:10:13,351 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-08-18 21:10:13,351 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-08-18 21:10:13,351 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-08-18 21:10:13,351 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-08-18 21:10:13,351 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,351 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,351 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,352 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,352 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,352 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2020-08-18 21:10:13,352 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-08-18 21:10:13,352 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-08-18 21:10:13,352 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-08-18 21:10:13,353 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-08-18 21:10:13,353 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-08-18 21:10:13,353 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-18 21:10:13,353 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-18 21:10:13,353 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-08-18 21:10:13,353 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-08-18 21:10:13,353 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-08-18 21:10:13,354 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-08-18 21:10:13,354 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,354 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,354 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,354 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,354 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,354 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-08-18 21:10:13,355 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-08-18 21:10:13,355 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-08-18 21:10:13,355 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-08-18 21:10:13,355 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-18 21:10:13,355 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-18 21:10:13,355 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-18 21:10:13,355 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-08-18 21:10:13,355 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-08-18 21:10:13,356 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-08-18 21:10:13,356 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-08-18 21:10:13,356 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-08-18 21:10:13,356 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-08-18 21:10:13,356 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,356 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,356 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,357 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,357 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,357 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-08-18 21:10:13,357 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-08-18 21:10:13,357 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-08-18 21:10:13,357 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-18 21:10:13,357 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-18 21:10:13,358 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-08-18 21:10:13,358 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-08-18 21:10:13,358 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-08-18 21:10:13,358 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-08-18 21:10:13,358 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-08-18 21:10:13,358 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-08-18 21:10:13,358 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-08-18 21:10:13,359 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-08-18 21:10:13,359 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-08-18 21:10:13,359 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-08-18 21:10:13,359 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-08-18 21:10:13,359 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,359 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,359 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,359 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,360 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-08-18 21:10:13,360 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,360 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-08-18 21:10:13,360 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,360 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-08-18 21:10:13,360 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-08-18 21:10:13,360 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-08-18 21:10:13,361 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,361 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,361 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-08-18 21:10:13,361 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-18 21:10:13,361 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-08-18 21:10:13,361 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-18 21:10:13,361 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-08-18 21:10:13,362 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-08-18 21:10:13,362 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-08-18 21:10:13,362 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-08-18 21:10:13,362 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-08-18 21:10:13,362 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-08-18 21:10:13,362 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-08-18 21:10:13,362 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,362 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,363 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,363 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,363 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,363 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,363 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-08-18 21:10:13,363 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-08-18 21:10:13,363 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-08-18 21:10:13,364 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-08-18 21:10:13,364 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-08-18 21:10:13,364 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-08-18 21:10:13,364 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-18 21:10:13,364 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-08-18 21:10:13,364 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-08-18 21:10:13,364 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-08-18 21:10:13,365 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-08-18 21:10:13,365 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,365 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,365 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,365 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,365 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,366 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,366 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-08-18 21:10:13,366 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-08-18 21:10:13,366 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-08-18 21:10:13,366 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-08-18 21:10:13,366 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-08-18 21:10:13,366 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-08-18 21:10:13,366 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-08-18 21:10:13,367 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-08-18 21:10:13,367 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-08-18 21:10:13,367 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-08-18 21:10:13,367 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-08-18 21:10:13,367 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-08-18 21:10:13,367 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-08-18 21:10:13,367 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-08-18 21:10:13,367 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,368 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,368 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,368 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse16 (= |old(~a11~0)| 1)) (.cse13 (not (= 8 |old(~a17~0)|))) (.cse15 (= |old(~a11~0)| |old(~a19~0)|)) (.cse2 (= ~a28~0 |old(~a28~0)|)) (.cse4 (= ~a11~0 |old(~a11~0)|)) (.cse14 (= ~a25~0 |old(~a25~0)|)) (.cse12 (= ~a17~0 8)) (.cse6 (= ~a19~0 |old(~a19~0)|))) (let ((.cse0 (not (= |old(~a25~0)| 1))) (.cse8 (not (= |old(~a19~0)| 1))) (.cse5 (= ~a25~0 1)) (.cse9 (and .cse2 .cse4 .cse14 .cse12 .cse6)) (.cse11 (and (or .cse13 .cse16) (or .cse13 .cse15))) (.cse1 (not (<= |old(~a17~0)| 8))) (.cse10 (= 11 |old(~a28~0)|)) (.cse3 (= ~a17~0 |old(~a17~0)|)) (.cse7 (not .cse16))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6) .cse7) (or .cse8 .cse9 .cse10 .cse11) (or .cse0 .cse8 (and .cse2 .cse4 .cse12 .cse5 .cse6) .cse13) (or .cse9 .cse10 (= 9 |old(~a28~0)|) .cse11) (or .cse1 .cse10 (and .cse2 .cse3 .cse14 (= ~a11~0 1) .cse6) .cse7 (not (<= 9 |old(~a28~0)|))) (or (and .cse2 .cse3 .cse4 .cse14 .cse6) .cse15 .cse7)))) [2020-08-18 21:10:13,368 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,368 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,369 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,369 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-08-18 21:10:13,369 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-08-18 21:10:13,369 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-08-18 21:10:13,369 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-08-18 21:10:13,369 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-08-18 21:10:13,369 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-08-18 21:10:13,369 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-08-18 21:10:13,370 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-18 21:10:13,370 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-08-18 21:10:13,370 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-08-18 21:10:13,370 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-08-18 21:10:13,370 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-08-18 21:10:13,370 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-08-18 21:10:13,370 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,370 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,371 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,371 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,371 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,371 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,371 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-08-18 21:10:13,371 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-08-18 21:10:13,371 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-08-18 21:10:13,371 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-08-18 21:10:13,372 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-08-18 21:10:13,372 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-08-18 21:10:13,372 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-18 21:10:13,372 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-08-18 21:10:13,372 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-08-18 21:10:13,372 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-08-18 21:10:13,372 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-08-18 21:10:13,373 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-08-18 21:10:13,373 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-08-18 21:10:13,373 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-08-18 21:10:13,373 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-08-18 21:10:13,373 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-08-18 21:10:13,373 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,373 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,374 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,374 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,374 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 21:10:13,374 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-08-18 21:10:13,374 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-08-18 21:10:13,374 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-08-18 21:10:13,374 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-08-18 21:10:13,375 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-08-18 21:10:13,375 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-08-18 21:10:13,375 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-08-18 21:10:13,375 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-08-18 21:10:13,375 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-18 21:10:13,375 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-08-18 21:10:13,375 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-08-18 21:10:13,376 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-08-18 21:10:13,376 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-08-18 21:10:13,376 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-08-18 21:10:13,376 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-08-18 21:10:13,376 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-08-18 21:10:13,376 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-08-18 21:10:13,376 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-08-18 21:10:13,377 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-08-18 21:10:13,377 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:10:13,377 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a19~0 1) (= ~a17~0 8) (not (= ~a11~0 ~a19~0)) (<= ~a28~0 7)) [2020-08-18 21:10:13,377 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 21:10:13,377 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:10:13,377 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and (= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8) (= ~a19~0 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (= |old(~a11~0)| |old(~a19~0)|)) [2020-08-18 21:10:13,378 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a17~0 8)) (.cse6 (not (= ~a11~0 ~a19~0)))) (let ((.cse3 (let ((.cse9 (= ~a17~0 |old(~a17~0)|))) (or (and .cse9 .cse7 .cse8 (not (= |old(~a11~0)| 1))) (and (= ~a28~0 |old(~a28~0)|) .cse9 .cse7 (= ~a25~0 |old(~a25~0)|) .cse8 .cse6 (= ~a19~0 |old(~a19~0)|))))) (.cse2 (not (= ~a28~0 11))) (.cse1 (<= ~a17~0 8)) (.cse0 (= ~a11~0 1)) (.cse4 (= ~a19~0 1)) (.cse5 (= ~a25~0 1))) (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and (<= 9 ~a28~0) .cse0 .cse1 .cse2) (not (= 8 |old(~a17~0)|)) (and (not (= ~a28~0 9)) .cse3 .cse2) (= |old(~a11~0)| |old(~a19~0)|) (and .cse3 .cse4 .cse2) (and .cse5 .cse0 .cse1) (and .cse6 .cse0) (and .cse7 .cse4 .cse8 .cse5)))) [2020-08-18 21:10:13,378 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-08-18 21:10:13,378 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-08-18 21:10:13,378 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a17~0 8)) (.cse6 (not (= ~a11~0 ~a19~0)))) (let ((.cse3 (let ((.cse9 (= ~a17~0 |old(~a17~0)|))) (or (and .cse9 .cse7 .cse8 (not (= |old(~a11~0)| 1))) (and (= ~a28~0 |old(~a28~0)|) .cse9 .cse7 (= ~a25~0 |old(~a25~0)|) .cse8 .cse6 (= ~a19~0 |old(~a19~0)|))))) (.cse2 (not (= ~a28~0 11))) (.cse1 (<= ~a17~0 8)) (.cse0 (= ~a11~0 1)) (.cse4 (= ~a19~0 1)) (.cse5 (= ~a25~0 1))) (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and (<= 9 ~a28~0) .cse0 .cse1 .cse2) (not (= 8 |old(~a17~0)|)) (and (not (= ~a28~0 9)) .cse3 .cse2) (= |old(~a11~0)| |old(~a19~0)|) (and .cse3 .cse4 .cse2) (and .cse5 .cse0 .cse1) (and .cse6 .cse0) (and .cse7 .cse4 .cse8 .cse5)))) [2020-08-18 21:10:13,378 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-08-18 21:10:13,379 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-08-18 21:10:13,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 09:10:13 BoogieIcfgContainer [2020-08-18 21:10:13,402 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 21:10:13,404 INFO L168 Benchmark]: Toolchain (without parser) took 19293.70 ms. Allocated memory was 140.5 MB in the beginning and 457.7 MB in the end (delta: 317.2 MB). Free memory was 100.9 MB in the beginning and 211.1 MB in the end (delta: -110.2 MB). Peak memory consumption was 327.7 MB. Max. memory is 7.1 GB. [2020-08-18 21:10:13,405 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 21:10:13,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.27 ms. Allocated memory was 140.5 MB in the beginning and 205.5 MB in the end (delta: 65.0 MB). Free memory was 100.6 MB in the beginning and 172.2 MB in the end (delta: -71.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. [2020-08-18 21:10:13,406 INFO L168 Benchmark]: Boogie Preprocessor took 121.55 ms. Allocated memory is still 205.5 MB. Free memory was 172.2 MB in the beginning and 167.4 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-08-18 21:10:13,407 INFO L168 Benchmark]: RCFGBuilder took 1294.02 ms. Allocated memory was 205.5 MB in the beginning and 237.5 MB in the end (delta: 32.0 MB). Free memory was 167.4 MB in the beginning and 179.6 MB in the end (delta: -12.1 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. [2020-08-18 21:10:13,408 INFO L168 Benchmark]: TraceAbstraction took 17090.94 ms. Allocated memory was 237.5 MB in the beginning and 457.7 MB in the end (delta: 220.2 MB). Free memory was 179.6 MB in the beginning and 211.1 MB in the end (delta: -31.5 MB). Peak memory consumption was 309.4 MB. Max. memory is 7.1 GB. [2020-08-18 21:10:13,412 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 782.27 ms. Allocated memory was 140.5 MB in the beginning and 205.5 MB in the end (delta: 65.0 MB). Free memory was 100.6 MB in the beginning and 172.2 MB in the end (delta: -71.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.55 ms. Allocated memory is still 205.5 MB. Free memory was 172.2 MB in the beginning and 167.4 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1294.02 ms. Allocated memory was 205.5 MB in the beginning and 237.5 MB in the end (delta: 32.0 MB). Free memory was 167.4 MB in the beginning and 179.6 MB in the end (delta: -12.1 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17090.94 ms. Allocated memory was 237.5 MB in the beginning and 457.7 MB in the end (delta: 220.2 MB). Free memory was 179.6 MB in the beginning and 211.1 MB in the end (delta: -31.5 MB). Peak memory consumption was 309.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((!(\old(a28) <= 7) || !(\old(a19) == 1)) || (((9 <= a28 && a11 == 1) && a17 <= 8) && !(a28 == 11))) || !(8 == \old(a17))) || ((!(a28 == 9) && ((((a17 == \old(a17) && a11 == \old(a11)) && a17 == 8) && !(\old(a11) == 1)) || ((((((a28 == \old(a28) && a17 == \old(a17)) && a11 == \old(a11)) && a25 == \old(a25)) && a17 == 8) && !(a11 == a19)) && a19 == \old(a19)))) && !(a28 == 11))) || \old(a11) == \old(a19)) || ((((((a17 == \old(a17) && a11 == \old(a11)) && a17 == 8) && !(\old(a11) == 1)) || ((((((a28 == \old(a28) && a17 == \old(a17)) && a11 == \old(a11)) && a25 == \old(a25)) && a17 == 8) && !(a11 == a19)) && a19 == \old(a19))) && a19 == 1) && !(a28 == 11))) || ((a25 == 1 && a11 == 1) && a17 <= 8)) || (!(a11 == a19) && a11 == 1)) || (((a11 == \old(a11) && a19 == 1) && a17 == 8) && a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.5s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 11.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 258 SDtfs, 5311 SDslu, 318 SDs, 0 SdLazy, 6409 SolverSat, 1154 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1511occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 671 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 58 PreInvPairs, 94 NumberOfFragments, 603 HoareAnnotationTreeSize, 58 FomulaSimplifications, 44580 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5396 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 963 NumberOfCodeBlocks, 963 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 956 ConstructedInterpolants, 0 QuantifiedInterpolants, 367655 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 287/302 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...