/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label05.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 12:04:23,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 12:04:23,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 12:04:23,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 12:04:23,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 12:04:23,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 12:04:23,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 12:04:23,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 12:04:23,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 12:04:23,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 12:04:23,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 12:04:23,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 12:04:23,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 12:04:23,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 12:04:23,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 12:04:23,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 12:04:23,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 12:04:23,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 12:04:23,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 12:04:23,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 12:04:23,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 12:04:23,975 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 12:04:23,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 12:04:23,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 12:04:23,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 12:04:23,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 12:04:23,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 12:04:23,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 12:04:23,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 12:04:24,004 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 12:04:24,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 12:04:24,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 12:04:24,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 12:04:24,006 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 12:04:24,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 12:04:24,006 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 12:04:24,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 12:04:24,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 12:04:24,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 12:04:24,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 12:04:24,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 12:04:24,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 12:04:24,008 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 12:04:24,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 12:04:24,008 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 12:04:24,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 12:04:24,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 12:04:24,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 12:04:24,009 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 12:04:24,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 12:04:24,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 12:04:24,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 12:04:24,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 12:04:24,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 12:04:24,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 12:04:24,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 12:04:24,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 12:04:24,011 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 12:04:24,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 12:04:24,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 12:04:24,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 12:04:24,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 12:04:24,293 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 12:04:24,293 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 12:04:24,294 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label05.c [2020-07-17 12:04:24,376 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff2525e26/34853aeb488647ae92d689f9ab87306f/FLAG1e3c0fa03 [2020-07-17 12:04:24,978 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 12:04:24,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label05.c [2020-07-17 12:04:24,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff2525e26/34853aeb488647ae92d689f9ab87306f/FLAG1e3c0fa03 [2020-07-17 12:04:25,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff2525e26/34853aeb488647ae92d689f9ab87306f [2020-07-17 12:04:25,231 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 12:04:25,234 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 12:04:25,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 12:04:25,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 12:04:25,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 12:04:25,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 12:04:25" (1/1) ... [2020-07-17 12:04:25,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66867e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:04:25, skipping insertion in model container [2020-07-17 12:04:25,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 12:04:25" (1/1) ... [2020-07-17 12:04:25,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 12:04:25,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 12:04:25,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 12:04:25,788 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 12:04:26,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 12:04:26,038 INFO L208 MainTranslator]: Completed translation [2020-07-17 12:04:26,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:04:26 WrapperNode [2020-07-17 12:04:26,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 12:04:26,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 12:04:26,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 12:04:26,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 12:04:26,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:04:26" (1/1) ... [2020-07-17 12:04:26,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:04:26" (1/1) ... [2020-07-17 12:04:26,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:04:26" (1/1) ... [2020-07-17 12:04:26,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:04:26" (1/1) ... [2020-07-17 12:04:26,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:04:26" (1/1) ... [2020-07-17 12:04:26,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:04:26" (1/1) ... [2020-07-17 12:04:26,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:04:26" (1/1) ... [2020-07-17 12:04:26,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 12:04:26,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 12:04:26,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 12:04:26,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 12:04:26,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:04:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-07-17 12:04:26,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 12:04:26,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 12:04:26,236 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-17 12:04:26,236 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 12:04:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-17 12:04:26,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 12:04:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 12:04:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-17 12:04:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 12:04:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 12:04:26,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 12:04:27,427 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 12:04:27,428 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-17 12:04:27,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 12:04:27 BoogieIcfgContainer [2020-07-17 12:04:27,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 12:04:27,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 12:04:27,443 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 12:04:27,446 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 12:04:27,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 12:04:25" (1/3) ... [2020-07-17 12:04:27,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50028e70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 12:04:27, skipping insertion in model container [2020-07-17 12:04:27,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 12:04:26" (2/3) ... [2020-07-17 12:04:27,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50028e70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 12:04:27, skipping insertion in model container [2020-07-17 12:04:27,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 12:04:27" (3/3) ... [2020-07-17 12:04:27,452 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label05.c [2020-07-17 12:04:27,466 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 12:04:27,480 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 12:04:27,497 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 12:04:27,537 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 12:04:27,539 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 12:04:27,539 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 12:04:27,539 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 12:04:27,540 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 12:04:27,541 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 12:04:27,541 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 12:04:27,541 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 12:04:27,574 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-07-17 12:04:27,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-07-17 12:04:27,594 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:04:27,595 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] [2020-07-17 12:04:27,595 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:04:27,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:04:27,605 INFO L82 PathProgramCache]: Analyzing trace with hash -1904695938, now seen corresponding path program 1 times [2020-07-17 12:04:27,616 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:04:27,616 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338036053] [2020-07-17 12:04:27,617 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:04:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:28,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:28,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:04:28,244 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338036053] [2020-07-17 12:04:28,246 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 12:04:28,246 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 12:04:28,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026527559] [2020-07-17 12:04:28,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 12:04:28,255 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:04:28,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 12:04:28,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 12:04:28,279 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 5 states. [2020-07-17 12:04:29,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:04:29,908 INFO L93 Difference]: Finished difference Result 557 states and 956 transitions. [2020-07-17 12:04:29,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 12:04:29,911 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 100 [2020-07-17 12:04:29,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:04:29,929 INFO L225 Difference]: With dead ends: 557 [2020-07-17 12:04:29,929 INFO L226 Difference]: Without dead ends: 286 [2020-07-17 12:04:29,938 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-07-17 12:04:29,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-07-17 12:04:30,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 280. [2020-07-17 12:04:30,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-07-17 12:04:30,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 402 transitions. [2020-07-17 12:04:30,050 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 402 transitions. Word has length 100 [2020-07-17 12:04:30,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:04:30,051 INFO L479 AbstractCegarLoop]: Abstraction has 280 states and 402 transitions. [2020-07-17 12:04:30,051 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 12:04:30,051 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 402 transitions. [2020-07-17 12:04:30,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-07-17 12:04:30,057 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:04:30,058 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 12:04:30,058 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 12:04:30,058 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:04:30,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:04:30,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1236531093, now seen corresponding path program 1 times [2020-07-17 12:04:30,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:04:30,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339266127] [2020-07-17 12:04:30,060 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:04:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:30,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:30,296 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:04:30,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339266127] [2020-07-17 12:04:30,297 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 12:04:30,297 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-17 12:04:30,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427612855] [2020-07-17 12:04:30,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 12:04:30,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:04:30,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 12:04:30,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-17 12:04:30,301 INFO L87 Difference]: Start difference. First operand 280 states and 402 transitions. Second operand 8 states. [2020-07-17 12:04:31,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:04:31,721 INFO L93 Difference]: Finished difference Result 713 states and 1049 transitions. [2020-07-17 12:04:31,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 12:04:31,722 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 110 [2020-07-17 12:04:31,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:04:31,733 INFO L225 Difference]: With dead ends: 713 [2020-07-17 12:04:31,733 INFO L226 Difference]: Without dead ends: 439 [2020-07-17 12:04:31,736 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-07-17 12:04:31,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2020-07-17 12:04:31,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 421. [2020-07-17 12:04:31,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2020-07-17 12:04:31,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 590 transitions. [2020-07-17 12:04:31,799 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 590 transitions. Word has length 110 [2020-07-17 12:04:31,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:04:31,800 INFO L479 AbstractCegarLoop]: Abstraction has 421 states and 590 transitions. [2020-07-17 12:04:31,800 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 12:04:31,800 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 590 transitions. [2020-07-17 12:04:31,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-07-17 12:04:31,805 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:04:31,805 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 12:04:31,805 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 12:04:31,806 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:04:31,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:04:31,806 INFO L82 PathProgramCache]: Analyzing trace with hash 235879383, now seen corresponding path program 1 times [2020-07-17 12:04:31,806 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:04:31,807 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691774487] [2020-07-17 12:04:31,807 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:04:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:32,043 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:04:32,044 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691774487] [2020-07-17 12:04:32,044 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354497398] [2020-07-17 12:04:32,044 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:04:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:32,144 INFO L264 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-17 12:04:32,155 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 12:04:32,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:04:32,201 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 12:04:32,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2020-07-17 12:04:32,202 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686389075] [2020-07-17 12:04:32,202 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 12:04:32,203 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:04:32,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 12:04:32,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 12:04:32,203 INFO L87 Difference]: Start difference. First operand 421 states and 590 transitions. Second operand 3 states. [2020-07-17 12:04:32,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:04:32,765 INFO L93 Difference]: Finished difference Result 1247 states and 1787 transitions. [2020-07-17 12:04:32,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 12:04:32,766 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2020-07-17 12:04:32,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:04:32,772 INFO L225 Difference]: With dead ends: 1247 [2020-07-17 12:04:32,772 INFO L226 Difference]: Without dead ends: 832 [2020-07-17 12:04:32,774 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 12:04:32,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2020-07-17 12:04:32,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 832. [2020-07-17 12:04:32,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 832 states. [2020-07-17 12:04:32,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 832 states and 1144 transitions. [2020-07-17 12:04:32,812 INFO L78 Accepts]: Start accepts. Automaton has 832 states and 1144 transitions. Word has length 111 [2020-07-17 12:04:32,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:04:32,813 INFO L479 AbstractCegarLoop]: Abstraction has 832 states and 1144 transitions. [2020-07-17 12:04:32,813 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 12:04:32,813 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1144 transitions. [2020-07-17 12:04:32,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-07-17 12:04:32,817 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:04:32,818 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 12:04:33,032 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-07-17 12:04:33,033 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:04:33,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:04:33,034 INFO L82 PathProgramCache]: Analyzing trace with hash -1258087941, now seen corresponding path program 1 times [2020-07-17 12:04:33,035 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:04:33,035 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440941838] [2020-07-17 12:04:33,036 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:04:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:33,346 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:04:33,347 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440941838] [2020-07-17 12:04:33,347 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 12:04:33,348 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-17 12:04:33,348 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105632883] [2020-07-17 12:04:33,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 12:04:33,349 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:04:33,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 12:04:33,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-17 12:04:33,350 INFO L87 Difference]: Start difference. First operand 832 states and 1144 transitions. Second operand 8 states. [2020-07-17 12:04:35,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:04:35,520 INFO L93 Difference]: Finished difference Result 2808 states and 4147 transitions. [2020-07-17 12:04:35,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 12:04:35,521 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 125 [2020-07-17 12:04:35,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:04:35,537 INFO L225 Difference]: With dead ends: 2808 [2020-07-17 12:04:35,537 INFO L226 Difference]: Without dead ends: 1982 [2020-07-17 12:04:35,541 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-07-17 12:04:35,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2020-07-17 12:04:35,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1543. [2020-07-17 12:04:35,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1543 states. [2020-07-17 12:04:35,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1543 states and 2052 transitions. [2020-07-17 12:04:35,616 INFO L78 Accepts]: Start accepts. Automaton has 1543 states and 2052 transitions. Word has length 125 [2020-07-17 12:04:35,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:04:35,616 INFO L479 AbstractCegarLoop]: Abstraction has 1543 states and 2052 transitions. [2020-07-17 12:04:35,616 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 12:04:35,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 2052 transitions. [2020-07-17 12:04:35,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-07-17 12:04:35,622 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:04:35,622 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 12:04:35,622 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 12:04:35,623 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:04:35,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:04:35,623 INFO L82 PathProgramCache]: Analyzing trace with hash -676972618, now seen corresponding path program 1 times [2020-07-17 12:04:35,623 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:04:35,624 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385718423] [2020-07-17 12:04:35,624 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:04:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:35,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:35,782 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-17 12:04:35,783 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385718423] [2020-07-17 12:04:35,783 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1599745598] [2020-07-17 12:04:35,784 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:04:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:35,877 INFO L264 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-17 12:04:35,883 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 12:04:35,959 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 12:04:35,960 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 12:04:35,960 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 8 [2020-07-17 12:04:35,961 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134273188] [2020-07-17 12:04:35,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 12:04:35,962 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:04:35,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 12:04:35,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-17 12:04:35,963 INFO L87 Difference]: Start difference. First operand 1543 states and 2052 transitions. Second operand 8 states. [2020-07-17 12:04:37,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:04:37,407 INFO L93 Difference]: Finished difference Result 3541 states and 4910 transitions. [2020-07-17 12:04:37,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 12:04:37,408 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 142 [2020-07-17 12:04:37,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:04:37,426 INFO L225 Difference]: With dead ends: 3541 [2020-07-17 12:04:37,427 INFO L226 Difference]: Without dead ends: 2004 [2020-07-17 12:04:37,433 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-07-17 12:04:37,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2004 states. [2020-07-17 12:04:37,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2004 to 1684. [2020-07-17 12:04:37,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1684 states. [2020-07-17 12:04:37,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1684 states and 2237 transitions. [2020-07-17 12:04:37,569 INFO L78 Accepts]: Start accepts. Automaton has 1684 states and 2237 transitions. Word has length 142 [2020-07-17 12:04:37,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:04:37,570 INFO L479 AbstractCegarLoop]: Abstraction has 1684 states and 2237 transitions. [2020-07-17 12:04:37,571 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 12:04:37,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 2237 transitions. [2020-07-17 12:04:37,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-07-17 12:04:37,578 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:04:37,579 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 12:04:37,791 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:04:37,792 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:04:37,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:04:37,793 INFO L82 PathProgramCache]: Analyzing trace with hash 809347390, now seen corresponding path program 1 times [2020-07-17 12:04:37,794 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:04:37,795 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272392691] [2020-07-17 12:04:37,795 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:04:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:37,975 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-17 12:04:37,976 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272392691] [2020-07-17 12:04:37,976 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628111459] [2020-07-17 12:04:37,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:04:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:38,130 INFO L264 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-17 12:04:38,136 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 12:04:38,233 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 24 proven. 27 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-17 12:04:38,233 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 12:04:38,234 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 9 [2020-07-17 12:04:38,234 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946591219] [2020-07-17 12:04:38,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 12:04:38,235 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:04:38,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 12:04:38,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-07-17 12:04:38,236 INFO L87 Difference]: Start difference. First operand 1684 states and 2237 transitions. Second operand 9 states. [2020-07-17 12:04:40,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:04:40,920 INFO L93 Difference]: Finished difference Result 3992 states and 5524 transitions. [2020-07-17 12:04:40,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-17 12:04:40,921 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 146 [2020-07-17 12:04:40,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:04:40,936 INFO L225 Difference]: With dead ends: 3992 [2020-07-17 12:04:40,936 INFO L226 Difference]: Without dead ends: 2314 [2020-07-17 12:04:40,941 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 156 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2020-07-17 12:04:40,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2314 states. [2020-07-17 12:04:41,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2314 to 1708. [2020-07-17 12:04:41,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1708 states. [2020-07-17 12:04:41,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1708 states and 2121 transitions. [2020-07-17 12:04:41,023 INFO L78 Accepts]: Start accepts. Automaton has 1708 states and 2121 transitions. Word has length 146 [2020-07-17 12:04:41,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:04:41,024 INFO L479 AbstractCegarLoop]: Abstraction has 1708 states and 2121 transitions. [2020-07-17 12:04:41,024 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 12:04:41,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2121 transitions. [2020-07-17 12:04:41,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-07-17 12:04:41,031 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:04:41,031 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-17 12:04:41,244 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:04:41,245 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:04:41,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:04:41,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1440991952, now seen corresponding path program 1 times [2020-07-17 12:04:41,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:04:41,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739468350] [2020-07-17 12:04:41,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:04:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:41,433 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 65 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-17 12:04:41,433 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739468350] [2020-07-17 12:04:41,434 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918074433] [2020-07-17 12:04:41,434 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:04:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:41,525 INFO L264 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-17 12:04:41,530 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 12:04:41,592 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-07-17 12:04:41,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 12:04:41,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 9 [2020-07-17 12:04:41,594 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855580752] [2020-07-17 12:04:41,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 12:04:41,594 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:04:41,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 12:04:41,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-07-17 12:04:41,595 INFO L87 Difference]: Start difference. First operand 1708 states and 2121 transitions. Second operand 9 states. [2020-07-17 12:04:44,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:04:44,166 INFO L93 Difference]: Finished difference Result 5639 states and 7677 transitions. [2020-07-17 12:04:44,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-07-17 12:04:44,167 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 166 [2020-07-17 12:04:44,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:04:44,193 INFO L225 Difference]: With dead ends: 5639 [2020-07-17 12:04:44,193 INFO L226 Difference]: Without dead ends: 3937 [2020-07-17 12:04:44,201 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=180, Invalid=632, Unknown=0, NotChecked=0, Total=812 [2020-07-17 12:04:44,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3937 states. [2020-07-17 12:04:44,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3937 to 3299. [2020-07-17 12:04:44,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3299 states. [2020-07-17 12:04:44,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 3299 states and 4179 transitions. [2020-07-17 12:04:44,343 INFO L78 Accepts]: Start accepts. Automaton has 3299 states and 4179 transitions. Word has length 166 [2020-07-17 12:04:44,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:04:44,343 INFO L479 AbstractCegarLoop]: Abstraction has 3299 states and 4179 transitions. [2020-07-17 12:04:44,343 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 12:04:44,343 INFO L276 IsEmpty]: Start isEmpty. Operand 3299 states and 4179 transitions. [2020-07-17 12:04:44,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-07-17 12:04:44,356 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 12:04:44,356 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 12:04:44,571 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:04:44,572 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 12:04:44,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 12:04:44,572 INFO L82 PathProgramCache]: Analyzing trace with hash -648776304, now seen corresponding path program 1 times [2020-07-17 12:04:44,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 12:04:44,573 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986229156] [2020-07-17 12:04:44,573 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 12:04:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:44,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 108 proven. 26 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-07-17 12:04:44,883 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986229156] [2020-07-17 12:04:44,884 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909564501] [2020-07-17 12:04:44,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:04:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 12:04:45,005 INFO L264 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-17 12:04:45,010 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 12:04:45,076 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 86 proven. 54 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-07-17 12:04:45,076 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 12:04:45,077 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 9 [2020-07-17 12:04:45,077 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236493083] [2020-07-17 12:04:45,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 12:04:45,079 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 12:04:45,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 12:04:45,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-07-17 12:04:45,079 INFO L87 Difference]: Start difference. First operand 3299 states and 4179 transitions. Second operand 9 states. [2020-07-17 12:04:48,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 12:04:48,869 INFO L93 Difference]: Finished difference Result 6832 states and 8795 transitions. [2020-07-17 12:04:48,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-07-17 12:04:48,870 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 204 [2020-07-17 12:04:48,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 12:04:48,870 INFO L225 Difference]: With dead ends: 6832 [2020-07-17 12:04:48,870 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 12:04:48,886 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=146, Invalid=454, Unknown=0, NotChecked=0, Total=600 [2020-07-17 12:04:48,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 12:04:48,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 12:04:48,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 12:04:48,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 12:04:48,887 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 204 [2020-07-17 12:04:48,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 12:04:48,888 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 12:04:48,888 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 12:04:48,888 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 12:04:48,888 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 12:04:49,103 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 12:04:49,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 12:04:50,018 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 217 [2020-07-17 12:04:50,356 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 217 [2020-07-17 12:04:51,671 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 186 DAG size of output: 71 [2020-07-17 12:04:52,676 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 66 [2020-07-17 12:04:53,696 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 209 DAG size of output: 66 [2020-07-17 12:04:53,701 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-17 12:04:53,702 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a7~0 |old(~a7~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~b~0 |old(~b~0)|) (= ~a20~0 |old(~a20~0)|) (= ~d~0 |old(~d~0)|)) [2020-07-17 12:04:53,703 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 12:04:53,703 INFO L268 CegarLoopResult]: For program point L333(lines 333 390) no Hoare annotation was computed. [2020-07-17 12:04:53,703 INFO L268 CegarLoopResult]: For program point L102(lines 102 390) no Hoare annotation was computed. [2020-07-17 12:04:53,704 INFO L268 CegarLoopResult]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,704 INFO L268 CegarLoopResult]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,704 INFO L268 CegarLoopResult]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,704 INFO L268 CegarLoopResult]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,704 INFO L268 CegarLoopResult]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,705 INFO L268 CegarLoopResult]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,705 INFO L268 CegarLoopResult]: For program point L268(lines 268 390) no Hoare annotation was computed. [2020-07-17 12:04:53,705 INFO L268 CegarLoopResult]: For program point L136(lines 136 390) no Hoare annotation was computed. [2020-07-17 12:04:53,705 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-07-17 12:04:53,705 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-07-17 12:04:53,705 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-07-17 12:04:53,705 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-17 12:04:53,706 INFO L268 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-07-17 12:04:53,706 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-07-17 12:04:53,706 INFO L268 CegarLoopResult]: For program point L203(lines 203 390) no Hoare annotation was computed. [2020-07-17 12:04:53,706 INFO L268 CegarLoopResult]: For program point L72(lines 72 390) no Hoare annotation was computed. [2020-07-17 12:04:53,706 INFO L268 CegarLoopResult]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,706 INFO L268 CegarLoopResult]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,706 INFO L268 CegarLoopResult]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,706 INFO L268 CegarLoopResult]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,707 INFO L268 CegarLoopResult]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,707 INFO L268 CegarLoopResult]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,707 INFO L268 CegarLoopResult]: For program point L337(lines 337 390) no Hoare annotation was computed. [2020-07-17 12:04:53,707 INFO L268 CegarLoopResult]: For program point L238(lines 238 390) no Hoare annotation was computed. [2020-07-17 12:04:53,707 INFO L268 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-07-17 12:04:53,707 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-07-17 12:04:53,707 INFO L268 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-07-17 12:04:53,707 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-07-17 12:04:53,708 INFO L268 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-07-17 12:04:53,708 INFO L268 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2020-07-17 12:04:53,708 INFO L268 CegarLoopResult]: For program point L173(lines 173 390) no Hoare annotation was computed. [2020-07-17 12:04:53,708 INFO L268 CegarLoopResult]: For program point L140(lines 140 390) no Hoare annotation was computed. [2020-07-17 12:04:53,708 INFO L268 CegarLoopResult]: For program point L372(lines 372 390) no Hoare annotation was computed. [2020-07-17 12:04:53,708 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 458) no Hoare annotation was computed. [2020-07-17 12:04:53,708 INFO L268 CegarLoopResult]: For program point L306(lines 306 390) no Hoare annotation was computed. [2020-07-17 12:04:53,709 INFO L268 CegarLoopResult]: For program point L273(lines 273 390) no Hoare annotation was computed. [2020-07-17 12:04:53,709 INFO L268 CegarLoopResult]: For program point L108(lines 108 390) no Hoare annotation was computed. [2020-07-17 12:04:53,709 INFO L268 CegarLoopResult]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2020-07-17 12:04:53,709 INFO L268 CegarLoopResult]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,709 INFO L268 CegarLoopResult]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,709 INFO L268 CegarLoopResult]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,709 INFO L268 CegarLoopResult]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,709 INFO L268 CegarLoopResult]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,709 INFO L268 CegarLoopResult]: For program point L208(lines 208 390) no Hoare annotation was computed. [2020-07-17 12:04:53,710 INFO L268 CegarLoopResult]: For program point L43(lines 43 390) no Hoare annotation was computed. [2020-07-17 12:04:53,710 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-07-17 12:04:53,710 INFO L268 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-07-17 12:04:53,710 INFO L268 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2020-07-17 12:04:53,710 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-07-17 12:04:53,710 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-07-17 12:04:53,710 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-07-17 12:04:53,710 INFO L268 CegarLoopResult]: For program point L144(lines 144 390) no Hoare annotation was computed. [2020-07-17 12:04:53,711 INFO L268 CegarLoopResult]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,711 INFO L268 CegarLoopResult]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,711 INFO L268 CegarLoopResult]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,711 INFO L268 CegarLoopResult]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,711 INFO L268 CegarLoopResult]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,711 INFO L268 CegarLoopResult]: For program point L178(lines 178 390) no Hoare annotation was computed. [2020-07-17 12:04:53,711 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-07-17 12:04:53,711 INFO L268 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2020-07-17 12:04:53,712 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-07-17 12:04:53,712 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-07-17 12:04:53,712 INFO L268 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-07-17 12:04:53,712 INFO L268 CegarLoopResult]: For program point L377(lines 377 390) no Hoare annotation was computed. [2020-07-17 12:04:53,712 INFO L268 CegarLoopResult]: For program point L278(lines 278 390) no Hoare annotation was computed. [2020-07-17 12:04:53,712 INFO L268 CegarLoopResult]: For program point L245(lines 245 390) no Hoare annotation was computed. [2020-07-17 12:04:53,712 INFO L268 CegarLoopResult]: For program point L80(lines 80 390) no Hoare annotation was computed. [2020-07-17 12:04:53,712 INFO L268 CegarLoopResult]: For program point L345(lines 345 390) no Hoare annotation was computed. [2020-07-17 12:04:53,713 INFO L268 CegarLoopResult]: For program point L312(lines 312 390) no Hoare annotation was computed. [2020-07-17 12:04:53,713 INFO L268 CegarLoopResult]: For program point L114(lines 114 390) no Hoare annotation was computed. [2020-07-17 12:04:53,713 INFO L268 CegarLoopResult]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,713 INFO L268 CegarLoopResult]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,713 INFO L268 CegarLoopResult]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,713 INFO L268 CegarLoopResult]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,713 INFO L268 CegarLoopResult]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point L214(lines 214 390) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point L148(lines 148 390) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point L49(lines 49 390) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point L512(line 512) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point L84(lines 84 390) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,714 INFO L268 CegarLoopResult]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L382(lines 382 390) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L316(lines 316 390) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L250(lines 250 390) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L218(lines 218 390) no Hoare annotation was computed. [2020-07-17 12:04:53,715 INFO L268 CegarLoopResult]: For program point L152(lines 152 390) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L119(lines 119 390) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L318(lines 318 390) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L186(lines 186 390) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L54(lines 54 390) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L286(lines 286 390) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-07-17 12:04:53,716 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-07-17 12:04:53,717 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-07-17 12:04:53,717 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-07-17 12:04:53,717 INFO L268 CegarLoopResult]: For program point L353(lines 353 390) no Hoare annotation was computed. [2020-07-17 12:04:53,717 INFO L268 CegarLoopResult]: For program point L189(lines 189 390) no Hoare annotation was computed. [2020-07-17 12:04:53,717 INFO L268 CegarLoopResult]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,717 INFO L268 CegarLoopResult]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,717 INFO L268 CegarLoopResult]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,717 INFO L268 CegarLoopResult]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,717 INFO L268 CegarLoopResult]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,718 INFO L268 CegarLoopResult]: For program point L355(lines 355 390) no Hoare annotation was computed. [2020-07-17 12:04:53,718 INFO L268 CegarLoopResult]: For program point L256(lines 256 390) no Hoare annotation was computed. [2020-07-17 12:04:53,718 INFO L268 CegarLoopResult]: For program point L223(lines 223 390) no Hoare annotation was computed. [2020-07-17 12:04:53,718 INFO L268 CegarLoopResult]: For program point L124(lines 124 390) no Hoare annotation was computed. [2020-07-17 12:04:53,718 INFO L268 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-07-17 12:04:53,718 INFO L268 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2020-07-17 12:04:53,718 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-07-17 12:04:53,718 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-07-17 12:04:53,719 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-07-17 12:04:53,719 INFO L268 CegarLoopResult]: For program point L92(lines 92 390) no Hoare annotation was computed. [2020-07-17 12:04:53,719 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse13 (= ~a7~0 |old(~a7~0)|)) (.cse14 (= ~a17~0 |old(~a17~0)|)) (.cse15 (= ~a16~0 |old(~a16~0)|)) (.cse16 (= ~a8~0 |old(~a8~0)|)) (.cse17 (= 1 ~a21~0)) (.cse18 (= ~a20~0 |old(~a20~0)|))) (let ((.cse4 (= 13 |old(~a8~0)|)) (.cse10 (not (= 1 |old(~a7~0)|))) (.cse9 (not (<= 15 |old(~a8~0)|))) (.cse6 (and .cse13 .cse14 .cse15 .cse16 .cse17 .cse18)) (.cse0 (not (<= |old(~a21~0)| 0))) (.cse1 (not (<= |old(~a16~0)| 5))) (.cse2 (not (= 1 |old(~a17~0)|))) (.cse3 (and .cse13 .cse14 .cse15 .cse16 .cse18 (= ~a21~0 |old(~a21~0)|))) (.cse11 (not (= 1 |old(~a20~0)|))) (.cse5 (not (<= |old(~a7~0)| 0))) (.cse12 (not (<= 5 |old(~a16~0)|))) (.cse7 (not (= 1 |old(~a21~0)|))) (.cse8 (not (<= |old(~a17~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse2 .cse7) (or .cse5 .cse1 .cse6 .cse7 .cse8) (or .cse9 .cse5 .cse6 .cse7 .cse8) (or .cse4 .cse10 .cse6 .cse1 .cse7 .cse8) (or .cse11 .cse10 .cse1 .cse6 .cse2 .cse7) (or .cse11 .cse0 .cse3 .cse8) (or .cse9 .cse5 .cse6 .cse2 .cse7) (or .cse0 .cse1 .cse3 .cse8) (or (and (or .cse11 .cse5 .cse2 .cse12 .cse7) (or .cse11 .cse5 .cse1 .cse2 .cse7)) .cse3) (or .cse11 .cse5 (and .cse13 .cse14 .cse15 .cse16 .cse17 (= 1 ~a20~0)) .cse12 .cse7 .cse8)))) [2020-07-17 12:04:53,719 INFO L268 CegarLoopResult]: For program point L324(lines 324 390) no Hoare annotation was computed. [2020-07-17 12:04:53,720 INFO L268 CegarLoopResult]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,720 INFO L268 CegarLoopResult]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,720 INFO L268 CegarLoopResult]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,720 INFO L268 CegarLoopResult]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,720 INFO L268 CegarLoopResult]: For program point L391(lines 391 393) no Hoare annotation was computed. [2020-07-17 12:04:53,720 INFO L268 CegarLoopResult]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,720 INFO L268 CegarLoopResult]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,721 INFO L268 CegarLoopResult]: For program point L292(lines 292 390) no Hoare annotation was computed. [2020-07-17 12:04:53,721 INFO L268 CegarLoopResult]: For program point L160(lines 160 390) no Hoare annotation was computed. [2020-07-17 12:04:53,721 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-07-17 12:04:53,721 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-07-17 12:04:53,721 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-07-17 12:04:53,721 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-07-17 12:04:53,721 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-07-17 12:04:53,721 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L194(lines 194 390) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L62(lines 62 390) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L261(lines 261 390) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L129(lines 129 390) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L361(lines 361 390) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L97(lines 97 390) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L31(lines 31 390) no Hoare annotation was computed. [2020-07-17 12:04:53,722 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-07-17 12:04:53,723 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-07-17 12:04:53,723 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-07-17 12:04:53,723 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-17 12:04:53,723 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-07-17 12:04:53,723 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-07-17 12:04:53,723 INFO L268 CegarLoopResult]: For program point L329(lines 329 390) no Hoare annotation was computed. [2020-07-17 12:04:53,723 INFO L268 CegarLoopResult]: For program point L197(lines 197 390) no Hoare annotation was computed. [2020-07-17 12:04:53,723 INFO L268 CegarLoopResult]: For program point L65(lines 65 390) no Hoare annotation was computed. [2020-07-17 12:04:53,723 INFO L268 CegarLoopResult]: For program point L363(lines 363 390) no Hoare annotation was computed. [2020-07-17 12:04:53,723 INFO L268 CegarLoopResult]: For program point L231(lines 231 390) no Hoare annotation was computed. [2020-07-17 12:04:53,723 INFO L268 CegarLoopResult]: For program point L165(lines 165 390) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L265(lines 265 390) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-07-17 12:04:53,724 INFO L268 CegarLoopResult]: For program point L365(lines 365 390) no Hoare annotation was computed. [2020-07-17 12:04:53,725 INFO L268 CegarLoopResult]: For program point L299(lines 299 390) no Hoare annotation was computed. [2020-07-17 12:04:53,725 INFO L268 CegarLoopResult]: For program point L35(lines 35 390) no Hoare annotation was computed. [2020-07-17 12:04:53,725 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 12:04:53,725 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a7~0 0) (= 1 ~a17~0) (<= ~a16~0 5) (<= 15 ~a8~0) (<= 5 ~a16~0) (= 1 ~a21~0) (= 1 ~a20~0)) [2020-07-17 12:04:53,725 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 12:04:53,725 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 12:04:53,725 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 1 |old(~a20~0)|)) (not (<= 15 |old(~a8~0)|)) (not (<= |old(~a7~0)| 0)) (not (<= |old(~a16~0)| 5)) (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= 1 ~a21~0) (= 1 ~a20~0)) (not (= 1 |old(~a17~0)|)) (not (<= 5 |old(~a16~0)|)) (not (= 1 |old(~a21~0)|))) [2020-07-17 12:04:53,725 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2020-07-17 12:04:53,725 INFO L264 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (= 1 ~a7~0)) (.cse2 (not (= 13 ~a8~0))) (.cse6 (= 1 ~a20~0)) (.cse8 (<= 5 ~a16~0)) (.cse10 (<= 15 ~a8~0)) (.cse1 (<= ~a17~0 0)) (.cse7 (<= ~a7~0 0)) (.cse4 (= 1 ~a21~0)) (.cse9 (<= ~a21~0 0)) (.cse3 (<= ~a16~0 5)) (.cse5 (= 1 ~a17~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse3 .cse5 .cse4 .cse6) (not (<= |old(~a7~0)| 0)) (and .cse7 .cse8 .cse5 .cse4 .cse6) (not (= 1 |old(~a17~0)|)) (and .cse1 .cse7 .cse8 .cse4 .cse6) (not (<= 5 |old(~a16~0)|)) (and .cse7 .cse2 .cse3 .cse5 .cse4) (not (= 1 |old(~a20~0)|)) (not (<= 15 |old(~a8~0)|)) (and .cse9 .cse1 .cse3) (and .cse9 .cse1 .cse6) (not (<= |old(~a16~0)| 5)) (and .cse1 .cse7 .cse8 .cse10 .cse4) (and .cse7 .cse3 .cse5 .cse4 .cse6) (and .cse7 .cse5 .cse8 .cse10 .cse4) (and .cse1 .cse7 .cse3 .cse4) (not (= 1 |old(~a21~0)|)) (and .cse9 .cse3 .cse5))) [2020-07-17 12:04:53,725 INFO L268 CegarLoopResult]: For program point L591-1(line 591) no Hoare annotation was computed. [2020-07-17 12:04:53,726 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-07-17 12:04:53,726 INFO L264 CegarLoopResult]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (= 1 ~a7~0)) (.cse2 (not (= 13 ~a8~0))) (.cse6 (= 1 ~a20~0)) (.cse8 (<= 5 ~a16~0)) (.cse10 (<= 15 ~a8~0)) (.cse1 (<= ~a17~0 0)) (.cse7 (<= ~a7~0 0)) (.cse4 (= 1 ~a21~0)) (.cse9 (<= ~a21~0 0)) (.cse3 (<= ~a16~0 5)) (.cse5 (= 1 ~a17~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse3 .cse5 .cse4 .cse6) (not (<= |old(~a7~0)| 0)) (and .cse7 .cse8 .cse5 .cse4 .cse6) (not (= 1 |old(~a17~0)|)) (and .cse1 .cse7 .cse8 .cse4 .cse6) (not (<= 5 |old(~a16~0)|)) (and .cse7 .cse2 .cse3 .cse5 .cse4) (not (= 1 |old(~a20~0)|)) (not (<= 15 |old(~a8~0)|)) (and .cse9 .cse1 .cse3) (and .cse9 .cse1 .cse6) (not (<= |old(~a16~0)| 5)) (and .cse1 .cse7 .cse8 .cse10 .cse4) (and .cse7 .cse3 .cse5 .cse4 .cse6) (and .cse7 .cse5 .cse8 .cse10 .cse4) (and .cse1 .cse7 .cse3 .cse4) (not (= 1 |old(~a21~0)|)) (and .cse9 .cse3 .cse5))) [2020-07-17 12:04:53,726 INFO L268 CegarLoopResult]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2020-07-17 12:04:53,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 12:04:53 BoogieIcfgContainer [2020-07-17 12:04:53,751 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 12:04:53,753 INFO L168 Benchmark]: Toolchain (without parser) took 28519.88 ms. Allocated memory was 137.9 MB in the beginning and 597.2 MB in the end (delta: 459.3 MB). Free memory was 100.9 MB in the beginning and 527.6 MB in the end (delta: -426.7 MB). Peak memory consumption was 479.6 MB. Max. memory is 7.1 GB. [2020-07-17 12:04:53,754 INFO L168 Benchmark]: CDTParser took 1.37 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-17 12:04:53,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 804.95 ms. Allocated memory was 137.9 MB in the beginning and 206.6 MB in the end (delta: 68.7 MB). Free memory was 100.5 MB in the beginning and 176.2 MB in the end (delta: -75.8 MB). Peak memory consumption was 42.2 MB. Max. memory is 7.1 GB. [2020-07-17 12:04:53,755 INFO L168 Benchmark]: Boogie Preprocessor took 133.41 ms. Allocated memory is still 206.6 MB. Free memory was 176.2 MB in the beginning and 171.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2020-07-17 12:04:53,756 INFO L168 Benchmark]: RCFGBuilder took 1266.26 ms. Allocated memory was 206.6 MB in the beginning and 238.0 MB in the end (delta: 31.5 MB). Free memory was 171.2 MB in the beginning and 187.7 MB in the end (delta: -16.5 MB). Peak memory consumption was 87.9 MB. Max. memory is 7.1 GB. [2020-07-17 12:04:53,757 INFO L168 Benchmark]: TraceAbstraction took 26308.36 ms. Allocated memory was 238.0 MB in the beginning and 597.2 MB in the end (delta: 359.1 MB). Free memory was 186.2 MB in the beginning and 527.6 MB in the end (delta: -341.4 MB). Peak memory consumption was 464.8 MB. Max. memory is 7.1 GB. [2020-07-17 12:04:53,761 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 804.95 ms. Allocated memory was 137.9 MB in the beginning and 206.6 MB in the end (delta: 68.7 MB). Free memory was 100.5 MB in the beginning and 176.2 MB in the end (delta: -75.8 MB). Peak memory consumption was 42.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 133.41 ms. Allocated memory is still 206.6 MB. Free memory was 176.2 MB in the beginning and 171.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1266.26 ms. Allocated memory was 206.6 MB in the beginning and 238.0 MB in the end (delta: 31.5 MB). Free memory was 171.2 MB in the beginning and 187.7 MB in the end (delta: -16.5 MB). Peak memory consumption was 87.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26308.36 ms. Allocated memory was 238.0 MB in the beginning and 597.2 MB in the end (delta: 359.1 MB). Free memory was 186.2 MB in the beginning and 527.6 MB in the end (delta: -341.4 MB). Peak memory consumption was 464.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 458]: 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: 583]: Loop Invariant Derived loop invariant: (((((((((((((((((((((1 == a7 && a17 <= 0) && !(13 == a8)) && a16 <= 5) && 1 == a21) || ((((1 == a7 && a16 <= 5) && 1 == a17) && 1 == a21) && 1 == a20)) || !(\old(a7) <= 0)) || ((((a7 <= 0 && 5 <= a16) && 1 == a17) && 1 == a21) && 1 == a20)) || !(1 == \old(a17))) || ((((a17 <= 0 && a7 <= 0) && 5 <= a16) && 1 == a21) && 1 == a20)) || !(5 <= \old(a16))) || ((((a7 <= 0 && !(13 == a8)) && a16 <= 5) && 1 == a17) && 1 == a21)) || !(1 == \old(a20))) || !(15 <= \old(a8))) || ((a21 <= 0 && a17 <= 0) && a16 <= 5)) || ((a21 <= 0 && a17 <= 0) && 1 == a20)) || !(\old(a16) <= 5)) || ((((a17 <= 0 && a7 <= 0) && 5 <= a16) && 15 <= a8) && 1 == a21)) || ((((a7 <= 0 && a16 <= 5) && 1 == a17) && 1 == a21) && 1 == a20)) || ((((a7 <= 0 && 1 == a17) && 5 <= a16) && 15 <= a8) && 1 == a21)) || (((a17 <= 0 && a7 <= 0) && a16 <= 5) && 1 == a21)) || !(1 == \old(a21))) || ((a21 <= 0 && a16 <= 5) && 1 == a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.5s, OverallIterations: 8, TraceHistogramMax: 5, AutomataDifference: 16.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 273 SDtfs, 4431 SDslu, 442 SDs, 0 SdLazy, 9044 SolverSat, 1875 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 943 GetRequests, 831 SyntacticMatches, 1 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 440 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3299occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 2027 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 108 PreInvPairs, 172 NumberOfFragments, 959 HoareAnnotationTreeSize, 108 FomulaSimplifications, 289512 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 29901 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1873 NumberOfCodeBlocks, 1873 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1860 ConstructedInterpolants, 0 QuantifiedInterpolants, 702450 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2249 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 13 InterpolantComputations, 4 PerfectInterpolantSequences, 565/735 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...