/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=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label11.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 05:30:57,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 05:30:57,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 05:30:57,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-08-22 05:30:57,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 05:30:57,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 05:30:57,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 05:30:57,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 05:30:57,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 05:30:57,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 05:30:57,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 05:30:57,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 05:30:57,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 05:30:57,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 05:30:57,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 05:30:57,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 05:30:57,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-22 05:30:57,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 05:30:57,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 05:30:57,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 05:30:57,696 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 [2020-08-22 05:30:57,717 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 05:30:57,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 05:30:57,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 05:30:57,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 05:30:57,719 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 05:30:57,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 05:30:57,720 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 05:30:57,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 05:30:57,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 05:30:57,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 05:30:57,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 05:30:57,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 05:30:57,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 05:30:57,721 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 05:30:57,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 05:30:57,722 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 05:30:57,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 05:30:57,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 05:30:57,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 05:30:57,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 05:30:57,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 05:30:57,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 05:30:57,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 05:30:57,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 05:30:57,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 05:30:57,724 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 05:30:57,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 05:30:57,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 05:30:57,724 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 05:30:57,725 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=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; [2020-08-22 05:30:58,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 05:30:58,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 05:30:58,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 05:30:58,085 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 05:30:58,086 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 05:30:58,087 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label11.c [2020-08-22 05:30:58,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/134e39fc3/4c61e44575954afbbd022fb945999be5/FLAG4b306269f [2020-08-22 05:30:58,749 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 05:30:58,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label11.c [2020-08-22 05:30:58,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/134e39fc3/4c61e44575954afbbd022fb945999be5/FLAG4b306269f [2020-08-22 05:30:59,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/134e39fc3/4c61e44575954afbbd022fb945999be5 [2020-08-22 05:30:59,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 05:30:59,025 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 05:30:59,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 05:30:59,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 05:30:59,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 05:30:59,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:30:59" (1/1) ... [2020-08-22 05:30:59,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34b0c8ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:30:59, skipping insertion in model container [2020-08-22 05:30:59,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:30:59" (1/1) ... [2020-08-22 05:30:59,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 05:30:59,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 05:30:59,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 05:30:59,607 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 05:30:59,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 05:30:59,840 INFO L208 MainTranslator]: Completed translation [2020-08-22 05:30:59,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:30:59 WrapperNode [2020-08-22 05:30:59,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 05:30:59,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 05:30:59,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 05:30:59,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 05:30:59,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:30:59" (1/1) ... [2020-08-22 05:30:59,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:30:59" (1/1) ... [2020-08-22 05:30:59,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:30:59" (1/1) ... [2020-08-22 05:30:59,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:30:59" (1/1) ... [2020-08-22 05:30:59,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:30:59" (1/1) ... [2020-08-22 05:30:59,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:30:59" (1/1) ... [2020-08-22 05:30:59,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:30:59" (1/1) ... [2020-08-22 05:31:00,013 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 05:31:00,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 05:31:00,014 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 05:31:00,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 05:31:00,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:30:59" (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 [2020-08-22 05:31:00,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 05:31:00,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 05:31:00,092 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-22 05:31:00,092 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 05:31:00,092 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-22 05:31:00,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 05:31:00,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 05:31:00,093 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-22 05:31:00,093 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 05:31:00,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 05:31:00,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 05:31:01,204 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 05:31:01,205 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-22 05:31:01,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:31:01 BoogieIcfgContainer [2020-08-22 05:31:01,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 05:31:01,218 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 05:31:01,218 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 05:31:01,222 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 05:31:01,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 05:30:59" (1/3) ... [2020-08-22 05:31:01,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27813e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:31:01, skipping insertion in model container [2020-08-22 05:31:01,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:30:59" (2/3) ... [2020-08-22 05:31:01,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27813e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:31:01, skipping insertion in model container [2020-08-22 05:31:01,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:31:01" (3/3) ... [2020-08-22 05:31:01,227 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label11.c [2020-08-22 05:31:01,238 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 05:31:01,252 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 05:31:01,267 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 05:31:01,299 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 05:31:01,300 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 05:31:01,300 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 05:31:01,300 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 05:31:01,301 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 05:31:01,301 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 05:31:01,301 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 05:31:01,301 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 05:31:01,332 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-08-22 05:31:01,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-08-22 05:31:01,348 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:31:01,350 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:31:01,350 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:31:01,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:31:01,355 INFO L82 PathProgramCache]: Analyzing trace with hash 341704158, now seen corresponding path program 1 times [2020-08-22 05:31:01,364 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:31:01,364 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [521012379] [2020-08-22 05:31:01,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:31:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:01,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:31:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:01,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 05:31:01,946 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [521012379] [2020-08-22 05:31:01,949 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 05:31:01,949 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 05:31:01,950 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593575231] [2020-08-22 05:31:01,956 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 05:31:01,957 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:31:01,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 05:31:01,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-22 05:31:01,975 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-08-22 05:31:04,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:31:04,257 INFO L93 Difference]: Finished difference Result 813 states and 1406 transitions. [2020-08-22 05:31:04,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 05:31:04,259 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 114 [2020-08-22 05:31:04,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:31:04,290 INFO L225 Difference]: With dead ends: 813 [2020-08-22 05:31:04,290 INFO L226 Difference]: Without dead ends: 488 [2020-08-22 05:31:04,298 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-22 05:31:04,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2020-08-22 05:31:04,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 481. [2020-08-22 05:31:04,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2020-08-22 05:31:04,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 692 transitions. [2020-08-22 05:31:04,398 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 692 transitions. Word has length 114 [2020-08-22 05:31:04,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:31:04,399 INFO L479 AbstractCegarLoop]: Abstraction has 481 states and 692 transitions. [2020-08-22 05:31:04,399 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 05:31:04,399 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 692 transitions. [2020-08-22 05:31:04,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-08-22 05:31:04,406 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:31:04,406 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:31:04,407 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 05:31:04,407 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:31:04,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:31:04,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1958574535, now seen corresponding path program 1 times [2020-08-22 05:31:04,408 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:31:04,408 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [544551039] [2020-08-22 05:31:04,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:31:04,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:04,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:31:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:04,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 05:31:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 05:31:04,646 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [544551039] [2020-08-22 05:31:04,646 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:31:04,646 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-22 05:31:04,647 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220354693] [2020-08-22 05:31:04,649 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-22 05:31:04,649 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:31:04,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-22 05:31:04,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-22 05:31:04,650 INFO L87 Difference]: Start difference. First operand 481 states and 692 transitions. Second operand 5 states. [2020-08-22 05:31:05,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:31:05,772 INFO L93 Difference]: Finished difference Result 1402 states and 2060 transitions. [2020-08-22 05:31:05,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 05:31:05,777 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 122 [2020-08-22 05:31:05,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:31:05,785 INFO L225 Difference]: With dead ends: 1402 [2020-08-22 05:31:05,785 INFO L226 Difference]: Without dead ends: 927 [2020-08-22 05:31:05,788 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 [2020-08-22 05:31:05,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2020-08-22 05:31:05,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 920. [2020-08-22 05:31:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 920 states. [2020-08-22 05:31:05,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1270 transitions. [2020-08-22 05:31:05,843 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1270 transitions. Word has length 122 [2020-08-22 05:31:05,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:31:05,844 INFO L479 AbstractCegarLoop]: Abstraction has 920 states and 1270 transitions. [2020-08-22 05:31:05,844 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-22 05:31:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1270 transitions. [2020-08-22 05:31:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-22 05:31:05,851 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:31:05,851 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:31:05,851 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 05:31:05,852 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:31:05,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:31:05,852 INFO L82 PathProgramCache]: Analyzing trace with hash 2078659318, now seen corresponding path program 1 times [2020-08-22 05:31:05,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:31:05,853 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1759913542] [2020-08-22 05:31:05,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:31:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:05,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:31:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:05,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 05:31:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:06,033 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 05:31:06,034 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1759913542] [2020-08-22 05:31:06,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 05:31:06,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 05:31:06,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695081068] [2020-08-22 05:31:06,035 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 05:31:06,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:31:06,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 05:31:06,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-22 05:31:06,036 INFO L87 Difference]: Start difference. First operand 920 states and 1270 transitions. Second operand 8 states. [2020-08-22 05:31:08,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:31:08,166 INFO L93 Difference]: Finished difference Result 3345 states and 4740 transitions. [2020-08-22 05:31:08,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-22 05:31:08,169 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 136 [2020-08-22 05:31:08,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:31:08,187 INFO L225 Difference]: With dead ends: 3345 [2020-08-22 05:31:08,187 INFO L226 Difference]: Without dead ends: 2431 [2020-08-22 05:31:08,191 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-08-22 05:31:08,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2431 states. [2020-08-22 05:31:08,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2431 to 2421. [2020-08-22 05:31:08,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2421 states. [2020-08-22 05:31:08,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 2421 states and 3074 transitions. [2020-08-22 05:31:08,281 INFO L78 Accepts]: Start accepts. Automaton has 2421 states and 3074 transitions. Word has length 136 [2020-08-22 05:31:08,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:31:08,281 INFO L479 AbstractCegarLoop]: Abstraction has 2421 states and 3074 transitions. [2020-08-22 05:31:08,282 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 05:31:08,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 3074 transitions. [2020-08-22 05:31:08,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-08-22 05:31:08,290 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 05:31:08,290 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 05:31:08,291 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 05:31:08,291 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 05:31:08,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 05:31:08,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1845816671, now seen corresponding path program 1 times [2020-08-22 05:31:08,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 05:31:08,292 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1182680294] [2020-08-22 05:31:08,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 05:31:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:08,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 05:31:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:08,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-22 05:31:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:08,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-08-22 05:31:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 05:31:08,559 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-08-22 05:31:08,560 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1182680294] [2020-08-22 05:31:08,562 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 05:31:08,562 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 05:31:08,562 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192335507] [2020-08-22 05:31:08,563 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 05:31:08,563 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 05:31:08,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 05:31:08,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-22 05:31:08,564 INFO L87 Difference]: Start difference. First operand 2421 states and 3074 transitions. Second operand 8 states. [2020-08-22 05:31:10,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 05:31:10,288 INFO L93 Difference]: Finished difference Result 6001 states and 7797 transitions. [2020-08-22 05:31:10,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 05:31:10,288 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 149 [2020-08-22 05:31:10,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 05:31:10,289 INFO L225 Difference]: With dead ends: 6001 [2020-08-22 05:31:10,289 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 05:31:10,300 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2020-08-22 05:31:10,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 05:31:10,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 05:31:10,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 05:31:10,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 05:31:10,302 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 149 [2020-08-22 05:31:10,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 05:31:10,302 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 05:31:10,302 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 05:31:10,302 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 05:31:10,302 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 05:31:10,303 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 05:31:10,305 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 05:31:10,817 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 30 [2020-08-22 05:31:11,000 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 05:31:11,001 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)|)) [2020-08-22 05:31:11,001 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 05:31:11,001 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,002 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,002 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,002 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,003 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,003 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-08-22 05:31:11,003 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-08-22 05:31:11,003 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-08-22 05:31:11,003 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-08-22 05:31:11,003 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-22 05:31:11,003 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-22 05:31:11,004 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-08-22 05:31:11,004 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-08-22 05:31:11,004 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-08-22 05:31:11,004 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-08-22 05:31:11,004 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-08-22 05:31:11,004 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-08-22 05:31:11,004 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-08-22 05:31:11,005 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,005 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,005 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,005 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,006 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-08-22 05:31:11,006 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,006 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-08-22 05:31:11,006 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-22 05:31:11,007 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-08-22 05:31:11,007 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-22 05:31:11,007 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-08-22 05:31:11,008 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-08-22 05:31:11,008 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-08-22 05:31:11,008 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-08-22 05:31:11,008 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-08-22 05:31:11,008 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-08-22 05:31:11,009 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-08-22 05:31:11,009 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-08-22 05:31:11,010 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-08-22 05:31:11,010 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-08-22 05:31:11,011 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-08-22 05:31:11,011 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,012 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,013 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,013 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,014 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,014 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2020-08-22 05:31:11,014 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-08-22 05:31:11,014 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-08-22 05:31:11,015 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-08-22 05:31:11,018 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-08-22 05:31:11,018 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-08-22 05:31:11,018 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-22 05:31:11,019 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-22 05:31:11,020 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-08-22 05:31:11,020 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-08-22 05:31:11,021 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-08-22 05:31:11,021 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-08-22 05:31:11,021 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,021 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,021 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,021 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,021 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,022 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-08-22 05:31:11,022 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-08-22 05:31:11,022 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-08-22 05:31:11,023 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-08-22 05:31:11,023 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-22 05:31:11,023 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-22 05:31:11,023 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-22 05:31:11,023 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-08-22 05:31:11,023 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-08-22 05:31:11,023 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-08-22 05:31:11,023 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-08-22 05:31:11,024 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-08-22 05:31:11,031 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-08-22 05:31:11,031 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,031 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,031 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,032 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,032 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,032 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-08-22 05:31:11,032 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-08-22 05:31:11,032 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-08-22 05:31:11,032 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-22 05:31:11,032 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-22 05:31:11,032 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-08-22 05:31:11,033 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-08-22 05:31:11,033 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-08-22 05:31:11,033 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-08-22 05:31:11,033 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-08-22 05:31:11,033 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-08-22 05:31:11,033 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-08-22 05:31:11,033 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-08-22 05:31:11,034 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-08-22 05:31:11,036 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-08-22 05:31:11,036 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-08-22 05:31:11,036 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,036 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,036 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,037 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,037 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-08-22 05:31:11,037 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,037 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-08-22 05:31:11,037 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,037 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-08-22 05:31:11,037 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-08-22 05:31:11,037 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-08-22 05:31:11,038 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,038 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,038 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-08-22 05:31:11,038 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-22 05:31:11,038 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-08-22 05:31:11,038 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-22 05:31:11,038 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-08-22 05:31:11,038 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-08-22 05:31:11,039 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-08-22 05:31:11,042 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-08-22 05:31:11,042 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-08-22 05:31:11,043 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-08-22 05:31:11,043 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-08-22 05:31:11,043 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,043 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,043 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,043 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,043 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,044 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,044 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-08-22 05:31:11,044 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-08-22 05:31:11,044 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-08-22 05:31:11,044 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-08-22 05:31:11,044 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-08-22 05:31:11,044 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-08-22 05:31:11,045 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-22 05:31:11,045 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-08-22 05:31:11,045 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-08-22 05:31:11,045 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-08-22 05:31:11,045 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-08-22 05:31:11,045 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,045 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,045 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,046 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,046 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,046 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,046 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-08-22 05:31:11,046 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-08-22 05:31:11,046 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-08-22 05:31:11,046 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-08-22 05:31:11,046 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-08-22 05:31:11,046 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-08-22 05:31:11,047 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-08-22 05:31:11,047 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-08-22 05:31:11,047 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-08-22 05:31:11,047 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-08-22 05:31:11,047 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-08-22 05:31:11,047 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-08-22 05:31:11,047 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-08-22 05:31:11,047 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-08-22 05:31:11,048 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,048 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,048 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,048 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse3 (= |old(~a11~0)| 1)) (.cse0 (not (<= |old(~a17~0)| 8))) (.cse1 (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|))) (.cse2 (= 11 |old(~a28~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= |old(~a19~0)| 1)) .cse1 .cse3) (or (= 8 |old(~a28~0)|) .cse0 .cse1 .cse2))) [2020-08-22 05:31:11,048 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,048 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,048 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,049 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-08-22 05:31:11,049 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-08-22 05:31:11,049 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-08-22 05:31:11,049 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-08-22 05:31:11,049 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-08-22 05:31:11,049 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-08-22 05:31:11,049 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-08-22 05:31:11,049 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-22 05:31:11,049 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-08-22 05:31:11,050 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-08-22 05:31:11,050 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-08-22 05:31:11,051 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-08-22 05:31:11,053 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-08-22 05:31:11,053 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,054 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,054 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,054 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,054 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,054 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,054 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-08-22 05:31:11,054 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-08-22 05:31:11,054 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-08-22 05:31:11,055 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-08-22 05:31:11,055 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-08-22 05:31:11,055 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-08-22 05:31:11,055 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-22 05:31:11,057 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-08-22 05:31:11,057 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-08-22 05:31:11,057 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-08-22 05:31:11,058 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-08-22 05:31:11,058 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-08-22 05:31:11,058 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-08-22 05:31:11,058 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-08-22 05:31:11,058 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-08-22 05:31:11,058 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-08-22 05:31:11,058 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,058 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,058 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,059 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,059 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-08-22 05:31:11,059 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-08-22 05:31:11,059 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-08-22 05:31:11,059 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-08-22 05:31:11,059 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-08-22 05:31:11,059 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-08-22 05:31:11,059 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-08-22 05:31:11,059 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-08-22 05:31:11,060 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-08-22 05:31:11,060 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-22 05:31:11,060 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-08-22 05:31:11,060 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-08-22 05:31:11,060 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-08-22 05:31:11,060 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-08-22 05:31:11,060 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-08-22 05:31:11,060 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-08-22 05:31:11,060 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-08-22 05:31:11,061 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-08-22 05:31:11,061 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-08-22 05:31:11,061 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-08-22 05:31:11,061 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 05:31:11,062 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a11~0 0) (= ~a19~0 1) (<= ~a28~0 7) (<= ~a17~0 8)) [2020-08-22 05:31:11,062 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 05:31:11,062 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 05:31:11,062 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|)) (not (<= |old(~a11~0)| 0))) [2020-08-22 05:31:11,062 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (not (= ~a11~0 1))) (.cse1 (<= ~a17~0 8)) (.cse2 (not (= ~a28~0 11)))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (and (= ~a19~0 1) .cse0 .cse1) (not (<= |old(~a11~0)| 0)) (and (not (= ~a28~0 8)) .cse1 .cse2) (and .cse0 .cse1 .cse2))) [2020-08-22 05:31:11,063 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-08-22 05:31:11,063 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-08-22 05:31:11,063 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (not (= ~a11~0 1))) (.cse1 (<= ~a17~0 8)) (.cse2 (not (= ~a28~0 11)))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (and (= ~a19~0 1) .cse0 .cse1) (not (<= |old(~a11~0)| 0)) (and (not (= ~a28~0 8)) .cse1 .cse2) (and .cse0 .cse1 .cse2))) [2020-08-22 05:31:11,063 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-08-22 05:31:11,063 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-08-22 05:31:11,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 05:31:11 BoogieIcfgContainer [2020-08-22 05:31:11,093 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 05:31:11,095 INFO L168 Benchmark]: Toolchain (without parser) took 12070.70 ms. Allocated memory was 140.0 MB in the beginning and 359.1 MB in the end (delta: 219.2 MB). Free memory was 101.2 MB in the beginning and 118.1 MB in the end (delta: -16.9 MB). Peak memory consumption was 202.2 MB. Max. memory is 7.1 GB. [2020-08-22 05:31:11,097 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-22 05:31:11,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 817.62 ms. Allocated memory was 140.0 MB in the beginning and 205.0 MB in the end (delta: 65.0 MB). Free memory was 101.0 MB in the beginning and 171.3 MB in the end (delta: -70.3 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2020-08-22 05:31:11,100 INFO L168 Benchmark]: Boogie Preprocessor took 169.93 ms. Allocated memory is still 205.0 MB. Free memory was 171.3 MB in the beginning and 166.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-08-22 05:31:11,107 INFO L168 Benchmark]: RCFGBuilder took 1201.52 ms. Allocated memory was 205.0 MB in the beginning and 238.0 MB in the end (delta: 33.0 MB). Free memory was 166.4 MB in the beginning and 181.1 MB in the end (delta: -14.7 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2020-08-22 05:31:11,108 INFO L168 Benchmark]: TraceAbstraction took 9875.07 ms. Allocated memory was 238.0 MB in the beginning and 359.1 MB in the end (delta: 121.1 MB). Free memory was 179.7 MB in the beginning and 118.1 MB in the end (delta: 61.6 MB). Peak memory consumption was 182.7 MB. Max. memory is 7.1 GB. [2020-08-22 05:31:11,120 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 817.62 ms. Allocated memory was 140.0 MB in the beginning and 205.0 MB in the end (delta: 65.0 MB). Free memory was 101.0 MB in the beginning and 171.3 MB in the end (delta: -70.3 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 169.93 ms. Allocated memory is still 205.0 MB. Free memory was 171.3 MB in the beginning and 166.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1201.52 ms. Allocated memory was 205.0 MB in the beginning and 238.0 MB in the end (delta: 33.0 MB). Free memory was 166.4 MB in the beginning and 181.1 MB in the end (delta: -14.7 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9875.07 ms. Allocated memory was 238.0 MB in the beginning and 359.1 MB in the end (delta: 121.1 MB). Free memory was 179.7 MB in the beginning and 118.1 MB in the end (delta: 61.6 MB). Peak memory consumption was 182.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 496]: 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(a17) <= 8)) || !(\old(a19) == 1)) || ((a19 == 1 && !(a11 == 1)) && a17 <= 8)) || !(\old(a11) <= 0)) || ((!(a28 == 8) && a17 <= 8) && !(a28 == 11))) || ((!(a11 == 1) && a17 <= 8) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.0s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 7.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 149 SDtfs, 3253 SDslu, 190 SDs, 0 SdLazy, 3408 SolverSat, 968 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2421occurred 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: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 24 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 57 PreInvPairs, 107 NumberOfFragments, 286 HoareAnnotationTreeSize, 57 FomulaSimplifications, 4124 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2032 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 521 NumberOfCodeBlocks, 521 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 517 ConstructedInterpolants, 0 QuantifiedInterpolants, 224720 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 57/66 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...