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/loop-lit/gsv2008.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 12:58:30,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 12:58:30,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 12:58:30,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 12:58:30,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 12:58:30,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 12:58:30,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 12:58:30,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 12:58:30,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 12:58:30,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 12:58:30,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 12:58:30,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 12:58:30,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 12:58:30,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 12:58:30,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 12:58:30,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 12:58:30,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 12:58:30,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 12:58:30,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 12:58:30,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 12:58:30,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 12:58:30,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 12:58:30,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 12:58:30,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 12:58:30,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 12:58:30,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 12:58:30,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 12:58:30,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 12:58:30,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 12:58:30,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 12:58:30,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 12:58:30,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 12:58:30,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 12:58:30,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 12:58:30,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 12:58:30,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 12:58:30,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 12:58:30,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 12:58:30,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 12:58:30,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 12:58:30,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 12:58:30,645 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 [2019-09-20 12:58:30,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 12:58:30,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 12:58:30,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 12:58:30,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 12:58:30,672 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 12:58:30,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 12:58:30,672 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 12:58:30,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 12:58:30,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 12:58:30,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 12:58:30,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 12:58:30,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 12:58:30,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 12:58:30,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 12:58:30,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 12:58:30,675 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 12:58:30,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 12:58:30,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 12:58:30,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 12:58:30,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 12:58:30,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 12:58:30,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 12:58:30,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 12:58:30,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 12:58:30,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 12:58:30,678 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 12:58:30,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 12:58:30,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 12:58:30,678 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 12:58:30,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 12:58:30,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 12:58:30,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 12:58:30,722 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 12:58:30,723 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 12:58:30,723 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/gsv2008.i [2019-09-20 12:58:30,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e0a192e9/a98e881d9a054505b821ba7e8043491a/FLAGd975ea641 [2019-09-20 12:58:31,205 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 12:58:31,206 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/gsv2008.i [2019-09-20 12:58:31,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e0a192e9/a98e881d9a054505b821ba7e8043491a/FLAGd975ea641 [2019-09-20 12:58:31,588 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e0a192e9/a98e881d9a054505b821ba7e8043491a [2019-09-20 12:58:31,598 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 12:58:31,599 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 12:58:31,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 12:58:31,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 12:58:31,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 12:58:31,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:58:31" (1/1) ... [2019-09-20 12:58:31,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77e5fba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:31, skipping insertion in model container [2019-09-20 12:58:31,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:58:31" (1/1) ... [2019-09-20 12:58:31,612 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 12:58:31,626 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 12:58:31,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 12:58:31,814 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 12:58:31,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 12:58:31,852 INFO L192 MainTranslator]: Completed translation [2019-09-20 12:58:31,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:31 WrapperNode [2019-09-20 12:58:31,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 12:58:31,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 12:58:31,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 12:58:31,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 12:58:31,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:31" (1/1) ... [2019-09-20 12:58:31,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:31" (1/1) ... [2019-09-20 12:58:31,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:31" (1/1) ... [2019-09-20 12:58:31,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:31" (1/1) ... [2019-09-20 12:58:31,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:31" (1/1) ... [2019-09-20 12:58:31,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:31" (1/1) ... [2019-09-20 12:58:31,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:31" (1/1) ... [2019-09-20 12:58:31,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 12:58:31,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 12:58:31,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 12:58:31,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 12:58:31,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:31" (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 [2019-09-20 12:58:32,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 12:58:32,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 12:58:32,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 12:58:32,022 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 12:58:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 12:58:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 12:58:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 12:58:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 12:58:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 12:58:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 12:58:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 12:58:32,165 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 12:58:32,166 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 12:58:32,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:58:32 BoogieIcfgContainer [2019-09-20 12:58:32,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 12:58:32,168 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 12:58:32,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 12:58:32,171 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 12:58:32,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 12:58:31" (1/3) ... [2019-09-20 12:58:32,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72f69b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 12:58:32, skipping insertion in model container [2019-09-20 12:58:32,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:31" (2/3) ... [2019-09-20 12:58:32,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72f69b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 12:58:32, skipping insertion in model container [2019-09-20 12:58:32,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:58:32" (3/3) ... [2019-09-20 12:58:32,175 INFO L109 eAbstractionObserver]: Analyzing ICFG gsv2008.i [2019-09-20 12:58:32,184 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 12:58:32,191 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 12:58:32,207 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 12:58:32,231 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 12:58:32,232 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 12:58:32,232 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 12:58:32,232 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 12:58:32,233 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 12:58:32,233 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 12:58:32,233 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 12:58:32,233 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 12:58:32,233 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 12:58:32,248 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2019-09-20 12:58:32,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-09-20 12:58:32,252 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:32,253 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:32,255 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:32,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:32,260 INFO L82 PathProgramCache]: Analyzing trace with hash 578729635, now seen corresponding path program 1 times [2019-09-20 12:58:32,261 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:32,261 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:32,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:32,305 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:32,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:32,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:32,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:32,365 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:32,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 12:58:32,370 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 12:58:32,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 12:58:32,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 12:58:32,386 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 2 states. [2019-09-20 12:58:32,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:32,407 INFO L93 Difference]: Finished difference Result 31 states and 35 transitions. [2019-09-20 12:58:32,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 12:58:32,409 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-09-20 12:58:32,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:32,416 INFO L225 Difference]: With dead ends: 31 [2019-09-20 12:58:32,417 INFO L226 Difference]: Without dead ends: 12 [2019-09-20 12:58:32,420 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 12:58:32,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-09-20 12:58:32,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-09-20 12:58:32,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-09-20 12:58:32,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2019-09-20 12:58:32,456 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 11 [2019-09-20 12:58:32,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:32,456 INFO L475 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2019-09-20 12:58:32,457 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 12:58:32,457 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2019-09-20 12:58:32,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-09-20 12:58:32,457 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:32,458 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:32,458 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:32,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:32,459 INFO L82 PathProgramCache]: Analyzing trace with hash 575035551, now seen corresponding path program 1 times [2019-09-20 12:58:32,459 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:32,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:32,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:32,461 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:32,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:32,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:32,513 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:32,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 12:58:32,515 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 12:58:32,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 12:58:32,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 12:58:32,515 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand 3 states. [2019-09-20 12:58:32,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:32,549 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2019-09-20 12:58:32,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 12:58:32,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2019-09-20 12:58:32,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:32,551 INFO L225 Difference]: With dead ends: 18 [2019-09-20 12:58:32,551 INFO L226 Difference]: Without dead ends: 13 [2019-09-20 12:58:32,552 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 12:58:32,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2019-09-20 12:58:32,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2019-09-20 12:58:32,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2019-09-20 12:58:32,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2019-09-20 12:58:32,556 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 11 [2019-09-20 12:58:32,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:32,557 INFO L475 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2019-09-20 12:58:32,557 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 12:58:32,557 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2019-09-20 12:58:32,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-09-20 12:58:32,558 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:32,558 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:32,558 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:32,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:32,559 INFO L82 PathProgramCache]: Analyzing trace with hash 681770644, now seen corresponding path program 1 times [2019-09-20 12:58:32,559 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:32,559 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:32,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:32,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:32,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:32,767 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 12:58:32,768 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 12:58:32,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:32,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 10 conjunts are in the unsatisfiable core [2019-09-20 12:58:32,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 12:58:32,876 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-20 12:58:32,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:32,922 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 12:58:32,922 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2019-09-20 12:58:32,923 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-09-20 12:58:32,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-09-20 12:58:32,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-09-20 12:58:32,924 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand 11 states. [2019-09-20 12:58:33,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:33,035 INFO L93 Difference]: Finished difference Result 15 states and 16 transitions. [2019-09-20 12:58:33,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-20 12:58:33,036 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 12 [2019-09-20 12:58:33,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:33,037 INFO L225 Difference]: With dead ends: 15 [2019-09-20 12:58:33,037 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 12:58:33,039 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2019-09-20 12:58:33,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 12:58:33,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 12:58:33,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 12:58:33,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 12:58:33,040 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2019-09-20 12:58:33,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:33,040 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 12:58:33,043 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-09-20 12:58:33,043 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 12:58:33,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 12:58:33,049 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 12:58:33,137 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2019-09-20 12:58:33,138 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 12:58:33,138 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 12:58:33,138 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-09-20 12:58:33,138 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 12:58:33,138 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 12:58:33,139 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 10 21) the Hoare annotation is: true [2019-09-20 12:58:33,139 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 10 21) no Hoare annotation was computed. [2019-09-20 12:58:33,139 INFO L443 ceAbstractionStarter]: For program point L19(line 19) no Hoare annotation was computed. [2019-09-20 12:58:33,139 INFO L443 ceAbstractionStarter]: For program point L14(line 14) no Hoare annotation was computed. [2019-09-20 12:58:33,140 INFO L439 ceAbstractionStarter]: At program point L15-2(lines 15 18) the Hoare annotation is: (or (<= (+ main_~x~0 2) main_~y~0) (<= (+ main_~x~0 50) 0)) [2019-09-20 12:58:33,140 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 10 21) no Hoare annotation was computed. [2019-09-20 12:58:33,140 INFO L439 ceAbstractionStarter]: At program point L15-3(lines 15 18) the Hoare annotation is: (and (<= (+ main_~x~0 2) main_~y~0) (<= 2 main_~y~0)) [2019-09-20 12:58:33,141 INFO L446 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(lines 3 8) the Hoare annotation is: true [2019-09-20 12:58:33,141 INFO L443 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(lines 3 8) no Hoare annotation was computed. [2019-09-20 12:58:33,141 INFO L443 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2019-09-20 12:58:33,142 INFO L443 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2019-09-20 12:58:33,142 INFO L443 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2019-09-20 12:58:33,142 INFO L443 ceAbstractionStarter]: For program point L4-2(lines 3 8) no Hoare annotation was computed. [2019-09-20 12:58:33,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 12:58:33 BoogieIcfgContainer [2019-09-20 12:58:33,160 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 12:58:33,164 INFO L168 Benchmark]: Toolchain (without parser) took 1562.46 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 86.3 MB in the beginning and 106.5 MB in the end (delta: -20.2 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. [2019-09-20 12:58:33,166 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 12:58:33,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.93 ms. Allocated memory is still 130.5 MB. Free memory was 85.9 MB in the beginning and 76.9 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-09-20 12:58:33,170 INFO L168 Benchmark]: Boogie Preprocessor took 116.71 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 76.7 MB in the beginning and 175.0 MB in the end (delta: -98.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-09-20 12:58:33,171 INFO L168 Benchmark]: RCFGBuilder took 196.13 ms. Allocated memory is still 198.2 MB. Free memory was 175.0 MB in the beginning and 163.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-09-20 12:58:33,172 INFO L168 Benchmark]: TraceAbstraction took 991.59 ms. Allocated memory is still 198.2 MB. Free memory was 162.6 MB in the beginning and 106.5 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 7.1 GB. [2019-09-20 12:58:33,183 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 253.93 ms. Allocated memory is still 130.5 MB. Free memory was 85.9 MB in the beginning and 76.9 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.71 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 76.7 MB in the beginning and 175.0 MB in the end (delta: -98.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 196.13 ms. Allocated memory is still 198.2 MB. Free memory was 175.0 MB in the beginning and 163.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 991.59 ms. Allocated memory is still 198.2 MB. Free memory was 162.6 MB in the beginning and 106.5 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 15]: Loop Invariant Derived loop invariant: x + 2 <= y || x + 50 <= 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 19 locations, 1 error locations. SAFE Result, 0.9s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 38 SDtfs, 4 SDslu, 42 SDs, 0 SdLazy, 31 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 10 PreInvPairs, 14 NumberOfFragments, 25 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 15 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 852 SizeOfPredicates, 3 NumberOfNonLiveVariables, 33 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 1/2 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...