/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 false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label22.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 15:31:32,220 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-08-18 15:31:32,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 15:31:32,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 15:31:32,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 15:31:32,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 15:31:32,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 15:31:32,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 15:31:32,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 15:31:32,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 15:31:32,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 15:31:32,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 15:31:32,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 15:31:32,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 15:31:32,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-18 15:31:32,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 15:31:32,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 15:31:32,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 15:31:32,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-18 15:31:32,302 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 15:31:32,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 15:31:32,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 15:31:32,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 15:31:32,304 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 15:31:32,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 15:31:32,304 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 15:31:32,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 15:31:32,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 15:31:32,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 15:31:32,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 15:31:32,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 15:31:32,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 15:31:32,306 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 15:31:32,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 15:31:32,306 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 15:31:32,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 15:31:32,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 15:31:32,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 15:31:32,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 15:31:32,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 15:31:32,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 15:31:32,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 15:31:32,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 15:31:32,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 15:31:32,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 15:31:32,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 15:31:32,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 15:31:32,309 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 15:31:32,309 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 -> false [2020-08-18 15:31:32,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 15:31:32,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 15:31:32,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 15:31:32,634 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 15:31:32,635 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 15:31:32,637 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label22.c [2020-08-18 15:31:32,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63d04bd64/37f116f9113d47cfb517d6b83dca5f5b/FLAGef101f503 [2020-08-18 15:31:33,277 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 15:31:33,278 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label22.c [2020-08-18 15:31:33,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63d04bd64/37f116f9113d47cfb517d6b83dca5f5b/FLAGef101f503 [2020-08-18 15:31:33,507 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/63d04bd64/37f116f9113d47cfb517d6b83dca5f5b [2020-08-18 15:31:33,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 15:31:33,520 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 15:31:33,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 15:31:33,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 15:31:33,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 15:31:33,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:31:33" (1/1) ... [2020-08-18 15:31:33,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@86d5e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:31:33, skipping insertion in model container [2020-08-18 15:31:33,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 03:31:33" (1/1) ... [2020-08-18 15:31:33,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 15:31:33,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 15:31:34,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 15:31:34,070 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 15:31:34,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 15:31:34,380 INFO L208 MainTranslator]: Completed translation [2020-08-18 15:31:34,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:31:34 WrapperNode [2020-08-18 15:31:34,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 15:31:34,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 15:31:34,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 15:31:34,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 15:31:34,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:31:34" (1/1) ... [2020-08-18 15:31:34,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:31:34" (1/1) ... [2020-08-18 15:31:34,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:31:34" (1/1) ... [2020-08-18 15:31:34,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:31:34" (1/1) ... [2020-08-18 15:31:34,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:31:34" (1/1) ... [2020-08-18 15:31:34,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:31:34" (1/1) ... [2020-08-18 15:31:34,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:31:34" (1/1) ... [2020-08-18 15:31:34,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 15:31:34,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 15:31:34,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 15:31:34,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 15:31:34,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:31:34" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 15:31:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 15:31:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 15:31:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-18 15:31:34,609 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 15:31:34,609 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-18 15:31:34,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 15:31:34,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 15:31:34,609 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-18 15:31:34,610 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 15:31:34,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 15:31:34,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 15:31:35,856 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 15:31:35,856 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-18 15:31:35,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 03:31:35 BoogieIcfgContainer [2020-08-18 15:31:35,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 15:31:35,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 15:31:35,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 15:31:35,872 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 15:31:35,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 03:31:33" (1/3) ... [2020-08-18 15:31:35,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628082da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 03:31:35, skipping insertion in model container [2020-08-18 15:31:35,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 03:31:34" (2/3) ... [2020-08-18 15:31:35,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628082da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 03:31:35, skipping insertion in model container [2020-08-18 15:31:35,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 03:31:35" (3/3) ... [2020-08-18 15:31:35,876 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label22.c [2020-08-18 15:31:35,887 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 15:31:35,897 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 15:31:35,912 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 15:31:35,945 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 15:31:35,946 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 15:31:35,946 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 15:31:35,947 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 15:31:35,947 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 15:31:35,947 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 15:31:35,947 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 15:31:35,947 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 15:31:35,982 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-08-18 15:31:36,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-08-18 15:31:36,002 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:31:36,003 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] [2020-08-18 15:31:36,003 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:31:36,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:31:36,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1125290487, now seen corresponding path program 1 times [2020-08-18 15:31:36,020 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:31:36,020 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [261303723] [2020-08-18 15:31:36,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:31:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:36,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:31:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:36,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 15:31:36,685 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [261303723] [2020-08-18 15:31:36,687 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:31:36,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 15:31:36,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069757560] [2020-08-18 15:31:36,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 15:31:36,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:31:36,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 15:31:36,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 15:31:36,714 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-08-18 15:31:39,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:31:39,016 INFO L93 Difference]: Finished difference Result 784 states and 1378 transitions. [2020-08-18 15:31:39,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 15:31:39,021 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 103 [2020-08-18 15:31:39,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:31:39,039 INFO L225 Difference]: With dead ends: 784 [2020-08-18 15:31:39,040 INFO L226 Difference]: Without dead ends: 480 [2020-08-18 15:31:39,049 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 [2020-08-18 15:31:39,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2020-08-18 15:31:39,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 473. [2020-08-18 15:31:39,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2020-08-18 15:31:39,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 645 transitions. [2020-08-18 15:31:39,145 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 645 transitions. Word has length 103 [2020-08-18 15:31:39,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:31:39,146 INFO L479 AbstractCegarLoop]: Abstraction has 473 states and 645 transitions. [2020-08-18 15:31:39,146 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 15:31:39,146 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 645 transitions. [2020-08-18 15:31:39,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-08-18 15:31:39,153 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:31:39,154 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-08-18 15:31:39,154 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 15:31:39,154 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:31:39,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:31:39,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1391612558, now seen corresponding path program 1 times [2020-08-18 15:31:39,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:31:39,155 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1781780051] [2020-08-18 15:31:39,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:31:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:39,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:31:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:39,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 15:31:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:39,343 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 15:31:39,344 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1781780051] [2020-08-18 15:31:39,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:31:39,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-18 15:31:39,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189102028] [2020-08-18 15:31:39,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 15:31:39,347 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:31:39,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 15:31:39,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 15:31:39,347 INFO L87 Difference]: Start difference. First operand 473 states and 645 transitions. Second operand 5 states. [2020-08-18 15:31:40,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:31:40,728 INFO L93 Difference]: Finished difference Result 1384 states and 1929 transitions. [2020-08-18 15:31:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 15:31:40,730 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 124 [2020-08-18 15:31:40,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:31:40,741 INFO L225 Difference]: With dead ends: 1384 [2020-08-18 15:31:40,741 INFO L226 Difference]: Without dead ends: 917 [2020-08-18 15:31:40,743 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 [2020-08-18 15:31:40,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2020-08-18 15:31:40,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 913. [2020-08-18 15:31:40,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 913 states. [2020-08-18 15:31:40,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1164 transitions. [2020-08-18 15:31:40,801 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1164 transitions. Word has length 124 [2020-08-18 15:31:40,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:31:40,802 INFO L479 AbstractCegarLoop]: Abstraction has 913 states and 1164 transitions. [2020-08-18 15:31:40,802 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 15:31:40,802 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1164 transitions. [2020-08-18 15:31:40,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-08-18 15:31:40,808 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:31:40,809 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-08-18 15:31:40,809 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 15:31:40,809 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:31:40,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:31:40,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1060760019, now seen corresponding path program 1 times [2020-08-18 15:31:40,810 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:31:40,810 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [292699759] [2020-08-18 15:31:40,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:31:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:40,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:31:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:40,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 15:31:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:40,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-18 15:31:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:40,977 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 27 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 15:31:40,978 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [292699759] [2020-08-18 15:31:40,978 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:31:40,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 15:31:40,979 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814650511] [2020-08-18 15:31:40,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 15:31:40,980 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:31:40,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 15:31:40,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-18 15:31:40,980 INFO L87 Difference]: Start difference. First operand 913 states and 1164 transitions. Second operand 7 states. [2020-08-18 15:31:42,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:31:42,382 INFO L93 Difference]: Finished difference Result 1850 states and 2407 transitions. [2020-08-18 15:31:42,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 15:31:42,383 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 132 [2020-08-18 15:31:42,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:31:42,389 INFO L225 Difference]: With dead ends: 1850 [2020-08-18 15:31:42,389 INFO L226 Difference]: Without dead ends: 943 [2020-08-18 15:31:42,392 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-18 15:31:42,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 943 states. [2020-08-18 15:31:42,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 943 to 925. [2020-08-18 15:31:42,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 925 states. [2020-08-18 15:31:42,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 925 states and 1108 transitions. [2020-08-18 15:31:42,426 INFO L78 Accepts]: Start accepts. Automaton has 925 states and 1108 transitions. Word has length 132 [2020-08-18 15:31:42,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:31:42,426 INFO L479 AbstractCegarLoop]: Abstraction has 925 states and 1108 transitions. [2020-08-18 15:31:42,427 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 15:31:42,427 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1108 transitions. [2020-08-18 15:31:42,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-08-18 15:31:42,431 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:31:42,431 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:31:42,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 15:31:42,432 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:31:42,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:31:42,432 INFO L82 PathProgramCache]: Analyzing trace with hash 710841111, now seen corresponding path program 1 times [2020-08-18 15:31:42,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:31:42,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [162189443] [2020-08-18 15:31:42,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:31:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:42,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:31:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:42,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 15:31:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:42,610 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 15:31:42,610 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [162189443] [2020-08-18 15:31:42,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 15:31:42,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 15:31:42,612 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860360111] [2020-08-18 15:31:42,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 15:31:42,614 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:31:42,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 15:31:42,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 15:31:42,615 INFO L87 Difference]: Start difference. First operand 925 states and 1108 transitions. Second operand 8 states. [2020-08-18 15:31:44,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:31:44,690 INFO L93 Difference]: Finished difference Result 3527 states and 4384 transitions. [2020-08-18 15:31:44,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 15:31:44,694 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 140 [2020-08-18 15:31:44,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:31:44,711 INFO L225 Difference]: With dead ends: 3527 [2020-08-18 15:31:44,711 INFO L226 Difference]: Without dead ends: 2608 [2020-08-18 15:31:44,716 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-08-18 15:31:44,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2608 states. [2020-08-18 15:31:44,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2608 to 2286. [2020-08-18 15:31:44,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2286 states. [2020-08-18 15:31:44,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 2286 states and 2738 transitions. [2020-08-18 15:31:44,816 INFO L78 Accepts]: Start accepts. Automaton has 2286 states and 2738 transitions. Word has length 140 [2020-08-18 15:31:44,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:31:44,817 INFO L479 AbstractCegarLoop]: Abstraction has 2286 states and 2738 transitions. [2020-08-18 15:31:44,817 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 15:31:44,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 2738 transitions. [2020-08-18 15:31:44,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-08-18 15:31:44,828 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:31:44,828 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-08-18 15:31:44,828 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 15:31:44,829 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:31:44,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:31:44,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1382956421, now seen corresponding path program 1 times [2020-08-18 15:31:44,830 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:31:44,830 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1178648387] [2020-08-18 15:31:44,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:31:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:45,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:31:45,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:45,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 15:31:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:45,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-18 15:31:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:45,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-18 15:31:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:45,101 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 50 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-08-18 15:31:45,102 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1178648387] [2020-08-18 15:31:45,102 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:31:45,102 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 15:31:45,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246089330] [2020-08-18 15:31:45,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 15:31:45,104 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:31:45,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 15:31:45,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-18 15:31:45,105 INFO L87 Difference]: Start difference. First operand 2286 states and 2738 transitions. Second operand 7 states. [2020-08-18 15:31:46,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:31:46,536 INFO L93 Difference]: Finished difference Result 6096 states and 7488 transitions. [2020-08-18 15:31:46,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 15:31:46,536 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 154 [2020-08-18 15:31:46,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:31:46,560 INFO L225 Difference]: With dead ends: 6096 [2020-08-18 15:31:46,560 INFO L226 Difference]: Without dead ends: 3816 [2020-08-18 15:31:46,567 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-18 15:31:46,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3816 states. [2020-08-18 15:31:46,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3816 to 3338. [2020-08-18 15:31:46,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3338 states. [2020-08-18 15:31:46,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 3338 states and 4093 transitions. [2020-08-18 15:31:46,688 INFO L78 Accepts]: Start accepts. Automaton has 3338 states and 4093 transitions. Word has length 154 [2020-08-18 15:31:46,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:31:46,689 INFO L479 AbstractCegarLoop]: Abstraction has 3338 states and 4093 transitions. [2020-08-18 15:31:46,690 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 15:31:46,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 4093 transitions. [2020-08-18 15:31:46,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-08-18 15:31:46,699 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:31:46,700 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:31:46,700 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 15:31:46,700 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:31:46,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:31:46,701 INFO L82 PathProgramCache]: Analyzing trace with hash -578295261, now seen corresponding path program 1 times [2020-08-18 15:31:46,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:31:46,701 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1142476685] [2020-08-18 15:31:46,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:31:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:46,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:31:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:46,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 15:31:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:46,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-18 15:31:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:46,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-08-18 15:31:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:47,010 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 51 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-08-18 15:31:47,011 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1142476685] [2020-08-18 15:31:47,012 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:31:47,023 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-08-18 15:31:47,024 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738215131] [2020-08-18 15:31:47,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 15:31:47,025 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:31:47,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 15:31:47,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-08-18 15:31:47,026 INFO L87 Difference]: Start difference. First operand 3338 states and 4093 transitions. Second operand 9 states. [2020-08-18 15:31:49,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:31:49,474 INFO L93 Difference]: Finished difference Result 7266 states and 8882 transitions. [2020-08-18 15:31:49,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-18 15:31:49,475 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2020-08-18 15:31:49,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:31:49,500 INFO L225 Difference]: With dead ends: 7266 [2020-08-18 15:31:49,501 INFO L226 Difference]: Without dead ends: 3934 [2020-08-18 15:31:49,513 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2020-08-18 15:31:49,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3934 states. [2020-08-18 15:31:49,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3934 to 3182. [2020-08-18 15:31:49,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3182 states. [2020-08-18 15:31:49,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 3182 states and 3739 transitions. [2020-08-18 15:31:49,617 INFO L78 Accepts]: Start accepts. Automaton has 3182 states and 3739 transitions. Word has length 157 [2020-08-18 15:31:49,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:31:49,617 INFO L479 AbstractCegarLoop]: Abstraction has 3182 states and 3739 transitions. [2020-08-18 15:31:49,617 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 15:31:49,617 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 3739 transitions. [2020-08-18 15:31:49,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-08-18 15:31:49,625 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 15:31:49,626 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 15:31:49,626 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 15:31:49,626 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 15:31:49,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 15:31:49,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1711091361, now seen corresponding path program 1 times [2020-08-18 15:31:49,627 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 15:31:49,627 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1848852671] [2020-08-18 15:31:49,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 15:31:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:49,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 15:31:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:49,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 15:31:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 15:31:49,861 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 53 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 15:31:49,861 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1848852671] [2020-08-18 15:31:49,862 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 15:31:49,862 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-18 15:31:49,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854591794] [2020-08-18 15:31:49,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 15:31:49,863 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 15:31:49,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 15:31:49,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 15:31:49,864 INFO L87 Difference]: Start difference. First operand 3182 states and 3739 transitions. Second operand 5 states. [2020-08-18 15:31:50,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 15:31:50,912 INFO L93 Difference]: Finished difference Result 6806 states and 7968 transitions. [2020-08-18 15:31:50,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 15:31:50,912 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2020-08-18 15:31:50,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 15:31:50,913 INFO L225 Difference]: With dead ends: 6806 [2020-08-18 15:31:50,913 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 15:31:50,926 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 [2020-08-18 15:31:50,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 15:31:50,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 15:31:50,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 15:31:50,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 15:31:50,928 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2020-08-18 15:31:50,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 15:31:50,928 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 15:31:50,928 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 15:31:50,928 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 15:31:50,928 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 15:31:50,929 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-18 15:31:50,931 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 15:31:51,271 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 105 [2020-08-18 15:31:51,393 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 105 [2020-08-18 15:31:52,115 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 32 [2020-08-18 15:31:52,335 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 36 [2020-08-18 15:31:52,513 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 36 [2020-08-18 15:31:52,517 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 15:31:52,518 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|)) [2020-08-18 15:31:52,518 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 15:31:52,518 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,518 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,518 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,518 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,520 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,520 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-08-18 15:31:52,521 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-08-18 15:31:52,521 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-08-18 15:31:52,521 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-08-18 15:31:52,521 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-18 15:31:52,521 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-18 15:31:52,522 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-08-18 15:31:52,522 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-08-18 15:31:52,522 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-08-18 15:31:52,522 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-08-18 15:31:52,522 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-08-18 15:31:52,522 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-08-18 15:31:52,522 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-08-18 15:31:52,523 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,523 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,523 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,523 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,523 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-08-18 15:31:52,523 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,523 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-08-18 15:31:52,524 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-18 15:31:52,525 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-08-18 15:31:52,525 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-18 15:31:52,525 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-08-18 15:31:52,526 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-08-18 15:31:52,526 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-08-18 15:31:52,526 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-08-18 15:31:52,526 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-08-18 15:31:52,526 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-08-18 15:31:52,527 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-08-18 15:31:52,527 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-08-18 15:31:52,527 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-08-18 15:31:52,527 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-08-18 15:31:52,527 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-08-18 15:31:52,527 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,529 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,529 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,530 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,530 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,530 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2020-08-18 15:31:52,532 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-08-18 15:31:52,532 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-08-18 15:31:52,532 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-08-18 15:31:52,532 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-08-18 15:31:52,532 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-08-18 15:31:52,532 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-18 15:31:52,534 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-18 15:31:52,534 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-08-18 15:31:52,535 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-08-18 15:31:52,535 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-08-18 15:31:52,535 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-08-18 15:31:52,535 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,535 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,535 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,535 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,535 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,535 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-08-18 15:31:52,536 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-08-18 15:31:52,537 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-08-18 15:31:52,537 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-08-18 15:31:52,537 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-18 15:31:52,537 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-18 15:31:52,537 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-18 15:31:52,537 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-08-18 15:31:52,538 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-08-18 15:31:52,538 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-08-18 15:31:52,538 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-08-18 15:31:52,538 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-08-18 15:31:52,539 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-08-18 15:31:52,539 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,539 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,539 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,540 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,540 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,540 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-08-18 15:31:52,540 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-08-18 15:31:52,540 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-08-18 15:31:52,540 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-18 15:31:52,540 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-18 15:31:52,540 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-08-18 15:31:52,540 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-08-18 15:31:52,541 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-08-18 15:31:52,541 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-08-18 15:31:52,541 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-08-18 15:31:52,541 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-08-18 15:31:52,541 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-08-18 15:31:52,541 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-08-18 15:31:52,541 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-08-18 15:31:52,541 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-08-18 15:31:52,541 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-08-18 15:31:52,542 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,542 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,542 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,542 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,542 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-08-18 15:31:52,542 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,542 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-08-18 15:31:52,542 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,543 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-08-18 15:31:52,543 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-08-18 15:31:52,543 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-08-18 15:31:52,543 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,544 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,544 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-08-18 15:31:52,544 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-18 15:31:52,544 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-08-18 15:31:52,544 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-18 15:31:52,544 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-08-18 15:31:52,544 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-08-18 15:31:52,544 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-08-18 15:31:52,545 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-08-18 15:31:52,545 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-08-18 15:31:52,545 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-08-18 15:31:52,545 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-08-18 15:31:52,545 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,545 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,545 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,545 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,545 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,546 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,546 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-08-18 15:31:52,546 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-08-18 15:31:52,546 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-08-18 15:31:52,546 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-08-18 15:31:52,546 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-08-18 15:31:52,546 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-08-18 15:31:52,546 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-18 15:31:52,546 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-08-18 15:31:52,547 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-08-18 15:31:52,547 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-08-18 15:31:52,547 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-08-18 15:31:52,547 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,547 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,547 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,547 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,547 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,547 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,548 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-08-18 15:31:52,548 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-08-18 15:31:52,548 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-08-18 15:31:52,548 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-08-18 15:31:52,548 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-08-18 15:31:52,548 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-08-18 15:31:52,548 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-08-18 15:31:52,548 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-08-18 15:31:52,549 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-08-18 15:31:52,549 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-08-18 15:31:52,549 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-08-18 15:31:52,549 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-08-18 15:31:52,549 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-08-18 15:31:52,549 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-08-18 15:31:52,549 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,549 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,549 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,550 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse5 (= ~a28~0 |old(~a28~0)|)) (.cse6 (= ~a17~0 |old(~a17~0)|)) (.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a19~0 |old(~a19~0)|))) (let ((.cse2 (and .cse5 .cse6 .cse7 (= ~a25~0 |old(~a25~0)|) .cse8)) (.cse3 (= |old(~a25~0)| 1)) (.cse1 (not (<= |old(~a17~0)| 8))) (.cse0 (= |old(~a19~0)| 1)) (.cse4 (= |old(~a11~0)| 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (= 8 |old(~a28~0)|) .cse1 .cse2) (or (not .cse3) .cse1 (and .cse5 .cse6 .cse7 (= ~a25~0 1) .cse8) (not .cse0) .cse4)))) [2020-08-18 15:31:52,550 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,550 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,550 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,550 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-08-18 15:31:52,550 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-08-18 15:31:52,551 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-08-18 15:31:52,551 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-08-18 15:31:52,551 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-08-18 15:31:52,551 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-08-18 15:31:52,554 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-08-18 15:31:52,554 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-18 15:31:52,554 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-08-18 15:31:52,554 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-08-18 15:31:52,554 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-08-18 15:31:52,554 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-08-18 15:31:52,554 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-08-18 15:31:52,554 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,555 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,555 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,555 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,555 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,555 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,555 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-08-18 15:31:52,555 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-08-18 15:31:52,555 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-08-18 15:31:52,556 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-08-18 15:31:52,556 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-08-18 15:31:52,556 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-08-18 15:31:52,556 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-18 15:31:52,556 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-08-18 15:31:52,556 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-08-18 15:31:52,556 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-08-18 15:31:52,557 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-08-18 15:31:52,557 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-08-18 15:31:52,557 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-08-18 15:31:52,557 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-08-18 15:31:52,557 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-08-18 15:31:52,557 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-08-18 15:31:52,557 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,557 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,558 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,558 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,558 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-08-18 15:31:52,558 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-08-18 15:31:52,558 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-08-18 15:31:52,558 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-08-18 15:31:52,558 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-08-18 15:31:52,558 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-08-18 15:31:52,559 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-08-18 15:31:52,559 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-08-18 15:31:52,559 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-08-18 15:31:52,559 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-18 15:31:52,559 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-08-18 15:31:52,559 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-08-18 15:31:52,559 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-08-18 15:31:52,560 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-08-18 15:31:52,560 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-08-18 15:31:52,560 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-08-18 15:31:52,560 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-08-18 15:31:52,560 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-08-18 15:31:52,560 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-08-18 15:31:52,560 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-08-18 15:31:52,560 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 15:31:52,561 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) (not (= ~a25~0 1))) [2020-08-18 15:31:52,561 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 15:31:52,561 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 15:31:52,562 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)|)) (= |old(~a25~0)| 1) (not (<= |old(~a11~0)| 0))) [2020-08-18 15:31:52,562 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (= ~a19~0 1)) (.cse2 (not (= ~a11~0 1))) (.cse1 (= ~a25~0 1)) (.cse3 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (= |old(~a25~0)| 1) (and (not .cse0) .cse2 .cse3 (not .cse1)) (and (not (= ~a28~0 8)) .cse3) (not (<= |old(~a11~0)| 0)))) [2020-08-18 15:31:52,562 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-08-18 15:31:52,562 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-08-18 15:31:52,563 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= ~a19~0 1)) (.cse2 (not (= ~a11~0 1))) (.cse1 (= ~a25~0 1)) (.cse3 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (= |old(~a25~0)| 1) (and (not .cse0) .cse2 .cse3 (not .cse1)) (and (not (= ~a28~0 8)) .cse3) (not (<= |old(~a11~0)| 0)))) [2020-08-18 15:31:52,563 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-08-18 15:31:52,563 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-08-18 15:31:52,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 03:31:52 BoogieIcfgContainer [2020-08-18 15:31:52,592 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 15:31:52,595 INFO L168 Benchmark]: Toolchain (without parser) took 19074.67 ms. Allocated memory was 146.8 MB in the beginning and 468.2 MB in the end (delta: 321.4 MB). Free memory was 101.8 MB in the beginning and 210.1 MB in the end (delta: -108.3 MB). Peak memory consumption was 340.3 MB. Max. memory is 7.1 GB. [2020-08-18 15:31:52,600 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-08-18 15:31:52,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 860.39 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 101.4 MB in the beginning and 171.8 MB in the end (delta: -70.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 7.1 GB. [2020-08-18 15:31:52,603 INFO L168 Benchmark]: Boogie Preprocessor took 157.01 ms. Allocated memory is still 204.5 MB. Free memory was 171.8 MB in the beginning and 166.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2020-08-18 15:31:52,604 INFO L168 Benchmark]: RCFGBuilder took 1328.10 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 166.7 MB in the beginning and 181.7 MB in the end (delta: -15.0 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. [2020-08-18 15:31:52,607 INFO L168 Benchmark]: TraceAbstraction took 16723.69 ms. Allocated memory was 237.5 MB in the beginning and 468.2 MB in the end (delta: 230.7 MB). Free memory was 181.7 MB in the beginning and 210.1 MB in the end (delta: -28.5 MB). Peak memory consumption was 329.4 MB. Max. memory is 7.1 GB. [2020-08-18 15:31:52,619 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 860.39 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 101.4 MB in the beginning and 171.8 MB in the end (delta: -70.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 157.01 ms. Allocated memory is still 204.5 MB. Free memory was 171.8 MB in the beginning and 166.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1328.10 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 166.7 MB in the beginning and 181.7 MB in the end (delta: -15.0 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16723.69 ms. Allocated memory was 237.5 MB in the beginning and 468.2 MB in the end (delta: 230.7 MB). Free memory was 181.7 MB in the beginning and 210.1 MB in the end (delta: -28.5 MB). Peak memory consumption was 329.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 463]: 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 && a25 == 1) && !(a11 == 1)) && a17 <= 8)) || \old(a25) == 1) || (((!(a19 == 1) && !(a11 == 1)) && a17 <= 8) && !(a25 == 1))) || (!(a28 == 8) && a17 <= 8)) || !(\old(a11) <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.9s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 12.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 277 SDtfs, 4453 SDslu, 414 SDs, 0 SdLazy, 6663 SolverSat, 1297 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 118 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3338occurred 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: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 1581 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 104 PreInvPairs, 152 NumberOfFragments, 309 HoareAnnotationTreeSize, 104 FomulaSimplifications, 56604 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4317 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 970 NumberOfCodeBlocks, 970 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 963 ConstructedInterpolants, 0 QuantifiedInterpolants, 345138 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 249/280 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...