/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=BIGGEST --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/Problem10_label10.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 17:24:11,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 17:24:11,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 17:24:11,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 17:24:11,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 17:24:11,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 17:24:11,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 17:24:11,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 17:24:11,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 17:24:11,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 17:24:11,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 17:24:11,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 17:24:11,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 17:24:11,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 17:24:11,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 17:24:11,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 17:24:11,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 17:24:11,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 17:24:11,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 17:24:11,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 17:24:11,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 17:24:11,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 17:24:11,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 17:24:11,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 17:24:11,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-21 17:24:11,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 17:24:11,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 17:24:11,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 17:24:11,537 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 [2020-08-21 17:24:11,560 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 17:24:11,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 17:24:11,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 17:24:11,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 17:24:11,562 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 17:24:11,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 17:24:11,562 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 17:24:11,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 17:24:11,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 17:24:11,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 17:24:11,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 17:24:11,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 17:24:11,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 17:24:11,563 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 17:24:11,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 17:24:11,564 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 17:24:11,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 17:24:11,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 17:24:11,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 17:24:11,564 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 17:24:11,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 17:24:11,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 17:24:11,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 17:24:11,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 17:24:11,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 17:24:11,566 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 17:24:11,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 17:24:11,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 17:24:11,566 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 17:24:11,566 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=BIGGEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true; [2020-08-21 17:24:11,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 17:24:11,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 17:24:11,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 17:24:11,909 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 17:24:11,910 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 17:24:11,911 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label10.c [2020-08-21 17:24:11,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8001ac5e7/3c733129705d4a9dafd27d17a4c5b5ea/FLAG6f8fbef85 [2020-08-21 17:24:12,560 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 17:24:12,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem10_label10.c [2020-08-21 17:24:12,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8001ac5e7/3c733129705d4a9dafd27d17a4c5b5ea/FLAG6f8fbef85 [2020-08-21 17:24:12,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8001ac5e7/3c733129705d4a9dafd27d17a4c5b5ea [2020-08-21 17:24:12,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 17:24:12,841 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 17:24:12,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 17:24:12,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 17:24:12,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 17:24:12,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 05:24:12" (1/1) ... [2020-08-21 17:24:12,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@738c85d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:24:12, skipping insertion in model container [2020-08-21 17:24:12,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 05:24:12" (1/1) ... [2020-08-21 17:24:12,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 17:24:12,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 17:24:13,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 17:24:13,446 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 17:24:13,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 17:24:13,650 INFO L208 MainTranslator]: Completed translation [2020-08-21 17:24:13,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:24:13 WrapperNode [2020-08-21 17:24:13,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 17:24:13,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 17:24:13,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 17:24:13,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 17:24:13,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:24:13" (1/1) ... [2020-08-21 17:24:13,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:24:13" (1/1) ... [2020-08-21 17:24:13,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:24:13" (1/1) ... [2020-08-21 17:24:13,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:24:13" (1/1) ... [2020-08-21 17:24:13,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:24:13" (1/1) ... [2020-08-21 17:24:13,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:24:13" (1/1) ... [2020-08-21 17:24:13,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:24:13" (1/1) ... [2020-08-21 17:24:13,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 17:24:13,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 17:24:13,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 17:24:13,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 17:24:13,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:24:13" (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 [2020-08-21 17:24:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 17:24:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 17:24:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-21 17:24:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 17:24:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-21 17:24:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 17:24:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 17:24:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-21 17:24:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 17:24:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 17:24:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 17:24:15,107 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 17:24:15,107 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-21 17:24:15,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 05:24:15 BoogieIcfgContainer [2020-08-21 17:24:15,114 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 17:24:15,116 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 17:24:15,116 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 17:24:15,119 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 17:24:15,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 05:24:12" (1/3) ... [2020-08-21 17:24:15,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4567e91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 05:24:15, skipping insertion in model container [2020-08-21 17:24:15,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 05:24:13" (2/3) ... [2020-08-21 17:24:15,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4567e91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 05:24:15, skipping insertion in model container [2020-08-21 17:24:15,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 05:24:15" (3/3) ... [2020-08-21 17:24:15,123 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label10.c [2020-08-21 17:24:15,134 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 17:24:15,142 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 17:24:15,157 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 17:24:15,186 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 17:24:15,186 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 17:24:15,186 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 17:24:15,187 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 17:24:15,187 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 17:24:15,187 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 17:24:15,187 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 17:24:15,188 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 17:24:15,213 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-08-21 17:24:15,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-21 17:24:15,222 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:24:15,224 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] [2020-08-21 17:24:15,224 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:24:15,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:24:15,231 INFO L82 PathProgramCache]: Analyzing trace with hash 951236199, now seen corresponding path program 1 times [2020-08-21 17:24:15,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:24:15,241 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [585350901] [2020-08-21 17:24:15,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:24:15,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:15,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:24:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:15,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 17:24:15,681 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [585350901] [2020-08-21 17:24:15,684 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 17:24:15,684 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 17:24:15,685 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772955505] [2020-08-21 17:24:15,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 17:24:15,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:24:15,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 17:24:15,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 17:24:15,714 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2020-08-21 17:24:17,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:24:17,865 INFO L93 Difference]: Finished difference Result 730 states and 1301 transitions. [2020-08-21 17:24:17,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 17:24:17,872 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-08-21 17:24:17,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:24:17,904 INFO L225 Difference]: With dead ends: 730 [2020-08-21 17:24:17,904 INFO L226 Difference]: Without dead ends: 447 [2020-08-21 17:24:17,916 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 [2020-08-21 17:24:17,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-08-21 17:24:18,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 441. [2020-08-21 17:24:18,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2020-08-21 17:24:18,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 672 transitions. [2020-08-21 17:24:18,009 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 672 transitions. Word has length 54 [2020-08-21 17:24:18,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:24:18,010 INFO L479 AbstractCegarLoop]: Abstraction has 441 states and 672 transitions. [2020-08-21 17:24:18,010 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 17:24:18,010 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 672 transitions. [2020-08-21 17:24:18,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-08-21 17:24:18,021 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:24:18,021 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:24:18,021 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 17:24:18,022 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:24:18,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:24:18,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1775161813, now seen corresponding path program 1 times [2020-08-21 17:24:18,023 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:24:18,023 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1843439070] [2020-08-21 17:24:18,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:24:18,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:18,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:24:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:18,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:24:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 46 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 17:24:18,413 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1843439070] [2020-08-21 17:24:18,413 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 17:24:18,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-21 17:24:18,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8563054] [2020-08-21 17:24:18,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 17:24:18,416 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:24:18,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 17:24:18,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 17:24:18,417 INFO L87 Difference]: Start difference. First operand 441 states and 672 transitions. Second operand 5 states. [2020-08-21 17:24:19,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:24:19,771 INFO L93 Difference]: Finished difference Result 1172 states and 1811 transitions. [2020-08-21 17:24:19,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-21 17:24:19,772 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 173 [2020-08-21 17:24:19,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:24:19,779 INFO L225 Difference]: With dead ends: 1172 [2020-08-21 17:24:19,779 INFO L226 Difference]: Without dead ends: 737 [2020-08-21 17:24:19,781 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-21 17:24:19,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2020-08-21 17:24:19,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 588. [2020-08-21 17:24:19,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 588 states. [2020-08-21 17:24:19,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 841 transitions. [2020-08-21 17:24:19,823 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 841 transitions. Word has length 173 [2020-08-21 17:24:19,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:24:19,825 INFO L479 AbstractCegarLoop]: Abstraction has 588 states and 841 transitions. [2020-08-21 17:24:19,825 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 17:24:19,825 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 841 transitions. [2020-08-21 17:24:19,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-08-21 17:24:19,830 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:24:19,831 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:24:19,831 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 17:24:19,831 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:24:19,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:24:19,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1459583831, now seen corresponding path program 1 times [2020-08-21 17:24:19,836 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:24:19,836 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1856784898] [2020-08-21 17:24:19,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:24:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:19,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:24:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:20,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:24:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:20,178 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 17:24:20,179 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1856784898] [2020-08-21 17:24:20,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 17:24:20,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-21 17:24:20,180 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873291737] [2020-08-21 17:24:20,182 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 17:24:20,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:24:20,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 17:24:20,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-21 17:24:20,184 INFO L87 Difference]: Start difference. First operand 588 states and 841 transitions. Second operand 8 states. [2020-08-21 17:24:22,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:24:22,148 INFO L93 Difference]: Finished difference Result 1927 states and 2946 transitions. [2020-08-21 17:24:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-21 17:24:22,151 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 179 [2020-08-21 17:24:22,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:24:22,173 INFO L225 Difference]: With dead ends: 1927 [2020-08-21 17:24:22,173 INFO L226 Difference]: Without dead ends: 1345 [2020-08-21 17:24:22,176 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-08-21 17:24:22,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2020-08-21 17:24:22,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 896. [2020-08-21 17:24:22,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 896 states. [2020-08-21 17:24:22,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1204 transitions. [2020-08-21 17:24:22,258 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1204 transitions. Word has length 179 [2020-08-21 17:24:22,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:24:22,260 INFO L479 AbstractCegarLoop]: Abstraction has 896 states and 1204 transitions. [2020-08-21 17:24:22,260 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 17:24:22,260 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1204 transitions. [2020-08-21 17:24:22,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-08-21 17:24:22,277 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:24:22,277 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:24:22,277 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 17:24:22,278 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:24:22,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:24:22,279 INFO L82 PathProgramCache]: Analyzing trace with hash 148863531, now seen corresponding path program 1 times [2020-08-21 17:24:22,280 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:24:22,280 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [976553225] [2020-08-21 17:24:22,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:24:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:22,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:24:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:22,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:24:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:22,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-08-21 17:24:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:22,931 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 98 proven. 74 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-21 17:24:22,932 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [976553225] [2020-08-21 17:24:22,932 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 17:24:22,932 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-08-21 17:24:22,934 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491552891] [2020-08-21 17:24:22,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-21 17:24:22,936 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:24:22,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-21 17:24:22,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-08-21 17:24:22,937 INFO L87 Difference]: Start difference. First operand 896 states and 1204 transitions. Second operand 10 states. [2020-08-21 17:24:27,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:24:27,348 INFO L93 Difference]: Finished difference Result 3093 states and 4822 transitions. [2020-08-21 17:24:27,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-08-21 17:24:27,349 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 258 [2020-08-21 17:24:27,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:24:27,371 INFO L225 Difference]: With dead ends: 3093 [2020-08-21 17:24:27,371 INFO L226 Difference]: Without dead ends: 2172 [2020-08-21 17:24:27,376 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=124, Invalid=428, Unknown=0, NotChecked=0, Total=552 [2020-08-21 17:24:27,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2172 states. [2020-08-21 17:24:27,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2172 to 2162. [2020-08-21 17:24:27,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2162 states. [2020-08-21 17:24:27,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 2162 states and 3334 transitions. [2020-08-21 17:24:27,499 INFO L78 Accepts]: Start accepts. Automaton has 2162 states and 3334 transitions. Word has length 258 [2020-08-21 17:24:27,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:24:27,500 INFO L479 AbstractCegarLoop]: Abstraction has 2162 states and 3334 transitions. [2020-08-21 17:24:27,500 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-21 17:24:27,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 3334 transitions. [2020-08-21 17:24:27,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2020-08-21 17:24:27,514 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:24:27,515 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:24:27,515 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 17:24:27,515 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:24:27,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:24:27,516 INFO L82 PathProgramCache]: Analyzing trace with hash 537203763, now seen corresponding path program 1 times [2020-08-21 17:24:27,517 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:24:27,517 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [165561986] [2020-08-21 17:24:27,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:24:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:27,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:24:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:27,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:24:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:27,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-08-21 17:24:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:28,151 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 98 proven. 2 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2020-08-21 17:24:28,152 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [165561986] [2020-08-21 17:24:28,152 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 17:24:28,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 17:24:28,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265774570] [2020-08-21 17:24:28,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 17:24:28,154 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:24:28,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 17:24:28,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-08-21 17:24:28,154 INFO L87 Difference]: Start difference. First operand 2162 states and 3334 transitions. Second operand 9 states. [2020-08-21 17:24:31,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:24:31,268 INFO L93 Difference]: Finished difference Result 5341 states and 10037 transitions. [2020-08-21 17:24:31,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-08-21 17:24:31,269 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 294 [2020-08-21 17:24:31,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:24:31,310 INFO L225 Difference]: With dead ends: 5341 [2020-08-21 17:24:31,310 INFO L226 Difference]: Without dead ends: 3185 [2020-08-21 17:24:31,326 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2020-08-21 17:24:31,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3185 states. [2020-08-21 17:24:31,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3185 to 2953. [2020-08-21 17:24:31,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2953 states. [2020-08-21 17:24:31,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 2953 states and 4582 transitions. [2020-08-21 17:24:31,523 INFO L78 Accepts]: Start accepts. Automaton has 2953 states and 4582 transitions. Word has length 294 [2020-08-21 17:24:31,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:24:31,524 INFO L479 AbstractCegarLoop]: Abstraction has 2953 states and 4582 transitions. [2020-08-21 17:24:31,524 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 17:24:31,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 4582 transitions. [2020-08-21 17:24:31,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2020-08-21 17:24:31,545 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:24:31,545 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 17:24:31,545 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-21 17:24:31,546 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:24:31,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:24:31,547 INFO L82 PathProgramCache]: Analyzing trace with hash 5139694, now seen corresponding path program 1 times [2020-08-21 17:24:31,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:24:31,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [280723303] [2020-08-21 17:24:31,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:24:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:31,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:24:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:31,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:24:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:31,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-08-21 17:24:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:32,059 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 94 proven. 117 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-08-21 17:24:32,060 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [280723303] [2020-08-21 17:24:32,061 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 17:24:32,061 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 17:24:32,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776257451] [2020-08-21 17:24:32,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 17:24:32,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:24:32,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 17:24:32,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-21 17:24:32,074 INFO L87 Difference]: Start difference. First operand 2953 states and 4582 transitions. Second operand 8 states. [2020-08-21 17:24:33,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:24:33,720 INFO L93 Difference]: Finished difference Result 5937 states and 8813 transitions. [2020-08-21 17:24:33,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 17:24:33,721 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 301 [2020-08-21 17:24:33,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:24:33,748 INFO L225 Difference]: With dead ends: 5937 [2020-08-21 17:24:33,748 INFO L226 Difference]: Without dead ends: 3038 [2020-08-21 17:24:33,764 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-08-21 17:24:33,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3038 states. [2020-08-21 17:24:33,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3038 to 2831. [2020-08-21 17:24:33,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2831 states. [2020-08-21 17:24:33,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2831 states and 3750 transitions. [2020-08-21 17:24:33,904 INFO L78 Accepts]: Start accepts. Automaton has 2831 states and 3750 transitions. Word has length 301 [2020-08-21 17:24:33,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:24:33,905 INFO L479 AbstractCegarLoop]: Abstraction has 2831 states and 3750 transitions. [2020-08-21 17:24:33,905 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 17:24:33,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 3750 transitions. [2020-08-21 17:24:33,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2020-08-21 17:24:33,922 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 17:24:33,922 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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] [2020-08-21 17:24:33,923 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-21 17:24:33,923 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 17:24:33,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 17:24:33,923 INFO L82 PathProgramCache]: Analyzing trace with hash -1175506291, now seen corresponding path program 1 times [2020-08-21 17:24:33,924 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 17:24:33,924 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [295478011] [2020-08-21 17:24:33,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 17:24:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:34,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 17:24:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:34,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-21 17:24:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:34,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-08-21 17:24:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:34,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2020-08-21 17:24:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 17:24:34,383 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 144 proven. 3 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2020-08-21 17:24:34,383 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [295478011] [2020-08-21 17:24:34,384 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 17:24:34,384 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-21 17:24:34,384 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667354003] [2020-08-21 17:24:34,385 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 17:24:34,385 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 17:24:34,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 17:24:34,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 17:24:34,387 INFO L87 Difference]: Start difference. First operand 2831 states and 3750 transitions. Second operand 5 states. [2020-08-21 17:24:35,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 17:24:35,532 INFO L93 Difference]: Finished difference Result 6232 states and 8328 transitions. [2020-08-21 17:24:35,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-21 17:24:35,533 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 379 [2020-08-21 17:24:35,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 17:24:35,534 INFO L225 Difference]: With dead ends: 6232 [2020-08-21 17:24:35,535 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 17:24:35,547 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-21 17:24:35,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 17:24:35,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 17:24:35,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 17:24:35,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 17:24:35,549 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 379 [2020-08-21 17:24:35,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 17:24:35,549 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 17:24:35,549 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 17:24:35,549 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 17:24:35,550 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 17:24:35,550 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-21 17:24:35,552 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 17:24:36,393 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 26 [2020-08-21 17:24:36,559 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 17:24:36,559 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) [2020-08-21 17:24:36,559 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 17:24:36,559 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-08-21 17:24:36,560 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,560 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,560 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,560 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,560 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,560 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,561 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-08-21 17:24:36,561 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-08-21 17:24:36,561 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-08-21 17:24:36,561 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-08-21 17:24:36,561 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-08-21 17:24:36,561 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-08-21 17:24:36,561 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-08-21 17:24:36,562 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-08-21 17:24:36,562 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-08-21 17:24:36,562 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-08-21 17:24:36,562 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-08-21 17:24:36,562 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,562 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,563 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,563 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,563 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,563 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-08-21 17:24:36,563 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-08-21 17:24:36,563 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-08-21 17:24:36,564 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-08-21 17:24:36,564 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-08-21 17:24:36,564 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-08-21 17:24:36,564 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-08-21 17:24:36,564 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-08-21 17:24:36,564 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-08-21 17:24:36,564 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-08-21 17:24:36,565 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-08-21 17:24:36,565 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-08-21 17:24:36,565 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-08-21 17:24:36,565 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 148) no Hoare annotation was computed. [2020-08-21 17:24:36,565 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-08-21 17:24:36,565 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,565 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,566 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,566 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,566 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,566 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-08-21 17:24:36,566 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-21 17:24:36,566 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-08-21 17:24:36,566 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-08-21 17:24:36,567 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-08-21 17:24:36,567 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-08-21 17:24:36,567 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-08-21 17:24:36,567 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-08-21 17:24:36,567 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-08-21 17:24:36,567 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-08-21 17:24:36,567 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,568 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,568 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,568 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,568 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,568 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-08-21 17:24:36,568 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-08-21 17:24:36,568 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-08-21 17:24:36,569 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-08-21 17:24:36,569 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-08-21 17:24:36,569 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-08-21 17:24:36,569 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-08-21 17:24:36,569 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-08-21 17:24:36,569 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-08-21 17:24:36,570 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-08-21 17:24:36,570 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-08-21 17:24:36,570 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-08-21 17:24:36,570 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-08-21 17:24:36,570 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,570 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,570 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,570 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,571 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,571 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-08-21 17:24:36,571 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-08-21 17:24:36,571 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-08-21 17:24:36,571 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-08-21 17:24:36,571 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-08-21 17:24:36,571 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-08-21 17:24:36,571 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-08-21 17:24:36,572 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-08-21 17:24:36,572 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-08-21 17:24:36,572 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,572 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,572 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,572 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,572 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,573 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,573 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,573 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-08-21 17:24:36,573 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-08-21 17:24:36,573 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-08-21 17:24:36,573 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-08-21 17:24:36,573 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-21 17:24:36,574 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-08-21 17:24:36,574 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-08-21 17:24:36,574 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-08-21 17:24:36,574 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-08-21 17:24:36,574 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-08-21 17:24:36,574 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-08-21 17:24:36,575 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-08-21 17:24:36,575 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-08-21 17:24:36,575 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,576 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,576 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,576 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,576 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-08-21 17:24:36,576 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,576 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,576 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-08-21 17:24:36,577 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-08-21 17:24:36,577 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-08-21 17:24:36,577 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-08-21 17:24:36,577 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-08-21 17:24:36,577 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-08-21 17:24:36,577 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-08-21 17:24:36,577 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-08-21 17:24:36,578 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-08-21 17:24:36,578 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-08-21 17:24:36,578 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-08-21 17:24:36,578 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-08-21 17:24:36,578 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-08-21 17:24:36,578 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,579 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,579 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,579 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,579 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,579 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,579 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-08-21 17:24:36,580 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-08-21 17:24:36,580 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-08-21 17:24:36,580 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-08-21 17:24:36,580 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-08-21 17:24:36,580 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-08-21 17:24:36,581 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-08-21 17:24:36,581 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-08-21 17:24:36,581 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-08-21 17:24:36,581 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-08-21 17:24:36,582 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-08-21 17:24:36,583 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)))) (and (or .cse0 (not (= 4 |old(~a10~0)|))) (or (not (<= |old(~a10~0)| 0)) .cse0) (or (not (= 3 |old(~a10~0)|)) .cse0) (or (= 6 |old(~a19~0)|) .cse0))) [2020-08-21 17:24:36,583 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-08-21 17:24:36,584 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-08-21 17:24:36,584 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-08-21 17:24:36,584 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,584 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,584 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,585 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,585 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,585 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,585 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-08-21 17:24:36,585 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-08-21 17:24:36,586 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-08-21 17:24:36,586 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-08-21 17:24:36,586 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-08-21 17:24:36,586 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-08-21 17:24:36,587 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-08-21 17:24:36,587 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-08-21 17:24:36,587 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-08-21 17:24:36,587 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-08-21 17:24:36,587 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-08-21 17:24:36,588 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-08-21 17:24:36,588 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-08-21 17:24:36,588 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,588 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,591 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,591 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,591 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,591 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,592 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-08-21 17:24:36,592 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-08-21 17:24:36,592 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-08-21 17:24:36,592 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-08-21 17:24:36,592 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-08-21 17:24:36,593 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-08-21 17:24:36,593 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-08-21 17:24:36,593 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-08-21 17:24:36,593 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-08-21 17:24:36,593 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-08-21 17:24:36,594 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-08-21 17:24:36,594 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-08-21 17:24:36,597 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,598 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,598 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,598 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,598 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,598 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-08-21 17:24:36,599 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-08-21 17:24:36,599 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-08-21 17:24:36,599 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-08-21 17:24:36,599 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-08-21 17:24:36,599 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-08-21 17:24:36,600 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-08-21 17:24:36,600 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-08-21 17:24:36,600 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-08-21 17:24:36,600 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-08-21 17:24:36,600 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-08-21 17:24:36,601 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-08-21 17:24:36,601 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-08-21 17:24:36,601 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 17:24:36,602 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (= ~a4~0 14) (<= 23 ~a1~0) (<= 9 ~a19~0) (= ~a12~0 0) (<= ~a19~0 9)) [2020-08-21 17:24:36,602 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 17:24:36,602 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 17:24:36,603 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (and (<= 9 ~a19~0) (<= ~a19~0 9) (= ~a1~0 |old(~a1~0)|) (= ~a10~0 |old(~a10~0)|)) (not (<= |old(~a10~0)| 0)) (not (<= 9 |old(~a19~0)|)) (not (<= |old(~a19~0)| 9)) (not (= 14 ~a4~0)) (not (= ~a12~0 0))) [2020-08-21 17:24:36,603 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-08-21 17:24:36,603 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (<= ~a10~0 0) (not (<= |old(~a10~0)| 0)) (not (<= 9 |old(~a19~0)|)) (= ~a10~0 3) (not (= ~a19~0 6)) (not (<= |old(~a19~0)| 9)) (not (= 14 ~a4~0)) (= ~a10~0 4) (not (= ~a12~0 0))) [2020-08-21 17:24:36,603 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-08-21 17:24:36,604 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-08-21 17:24:36,604 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (<= ~a10~0 0) (not (<= |old(~a10~0)| 0)) (not (<= 9 |old(~a19~0)|)) (= ~a10~0 3) (not (= ~a19~0 6)) (not (<= |old(~a19~0)| 9)) (not (= 14 ~a4~0)) (= ~a10~0 4) (not (= ~a12~0 0))) [2020-08-21 17:24:36,604 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-08-21 17:24:36,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 05:24:36 BoogieIcfgContainer [2020-08-21 17:24:36,643 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 17:24:36,647 INFO L168 Benchmark]: Toolchain (without parser) took 23804.52 ms. Allocated memory was 147.8 MB in the beginning and 523.8 MB in the end (delta: 375.9 MB). Free memory was 101.5 MB in the beginning and 194.9 MB in the end (delta: -93.4 MB). Peak memory consumption was 282.5 MB. Max. memory is 7.1 GB. [2020-08-21 17:24:36,658 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 147.8 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-21 17:24:36,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.77 ms. Allocated memory was 147.8 MB in the beginning and 206.0 MB in the end (delta: 58.2 MB). Free memory was 101.3 MB in the beginning and 171.8 MB in the end (delta: -70.5 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. [2020-08-21 17:24:36,660 INFO L168 Benchmark]: Boogie Preprocessor took 151.17 ms. Allocated memory is still 206.0 MB. Free memory was 171.8 MB in the beginning and 167.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-08-21 17:24:36,661 INFO L168 Benchmark]: RCFGBuilder took 1311.34 ms. Allocated memory was 206.0 MB in the beginning and 237.0 MB in the end (delta: 30.9 MB). Free memory was 167.0 MB in the beginning and 179.1 MB in the end (delta: -12.0 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. [2020-08-21 17:24:36,662 INFO L168 Benchmark]: TraceAbstraction took 21527.79 ms. Allocated memory was 237.0 MB in the beginning and 523.8 MB in the end (delta: 286.8 MB). Free memory was 177.6 MB in the beginning and 194.9 MB in the end (delta: -17.3 MB). Peak memory consumption was 269.5 MB. Max. memory is 7.1 GB. [2020-08-21 17:24:36,666 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 147.8 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 808.77 ms. Allocated memory was 147.8 MB in the beginning and 206.0 MB in the end (delta: 58.2 MB). Free memory was 101.3 MB in the beginning and 171.8 MB in the end (delta: -70.5 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 151.17 ms. Allocated memory is still 206.0 MB. Free memory was 171.8 MB in the beginning and 167.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1311.34 ms. Allocated memory was 206.0 MB in the beginning and 237.0 MB in the end (delta: 30.9 MB). Free memory was 167.0 MB in the beginning and 179.1 MB in the end (delta: -12.0 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21527.79 ms. Allocated memory was 237.0 MB in the beginning and 523.8 MB in the end (delta: 286.8 MB). Free memory was 177.6 MB in the beginning and 194.9 MB in the end (delta: -17.3 MB). Peak memory consumption was 269.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 148]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((((((!(23 <= \old(a1)) || a10 <= 0) || !(\old(a10) <= 0)) || !(9 <= \old(a19))) || a10 == 3) || !(a19 == 6)) || !(\old(a19) <= 9)) || !(14 == a4)) || a10 == 4) || !(a12 == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.3s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 16.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 248 SDtfs, 4019 SDslu, 425 SDs, 0 SdLazy, 9498 SolverSat, 1606 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 118 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2953occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 7 MinimizatonAttempts, 1053 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 134 PreInvPairs, 188 NumberOfFragments, 225 HoareAnnotationTreeSize, 134 FomulaSimplifications, 50126 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1992 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1638 NumberOfCodeBlocks, 1638 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1631 ConstructedInterpolants, 0 QuantifiedInterpolants, 995085 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 921/1118 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...