/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 12:05:50,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 12:05:50,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 12:05:50,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 12:05:50,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 12:05:50,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 12:05:50,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 12:05:50,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 12:05:50,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 12:05:50,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 12:05:50,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 12:05:50,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 12:05:50,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 12:05:50,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 12:05:50,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 12:05:50,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 12:05:50,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 12:05:50,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 12:05:50,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 12:05:50,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 12:05:50,937 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf [2021-06-06 12:05:50,963 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 12:05:50,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 12:05:50,963 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 12:05:50,963 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 12:05:50,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 12:05:50,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 12:05:50,965 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 12:05:50,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 12:05:50,966 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 12:05:50,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 12:05:50,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 12:05:50,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 12:05:50,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 12:05:50,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 12:05:50,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 12:05:50,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 12:05:50,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 12:05:50,967 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 12:05:50,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 12:05:50,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 12:05:50,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 12:05:50,967 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 12:05:50,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 12:05:50,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 12:05:50,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 12:05:50,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 12:05:50,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 12:05:50,968 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 12:05:50,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 12:05:50,968 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 12:05:50,968 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 12:05:50,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 12:05:50,968 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 12:05:50,968 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 12:05:51,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 12:05:51,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 12:05:51,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 12:05:51,234 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 12:05:51,235 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 12:05:51,236 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl [2021-06-06 12:05:51,236 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sum-fun.wvr.bpl' [2021-06-06 12:05:51,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 12:05:51,256 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 12:05:51,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 12:05:51,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 12:05:51,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 12:05:51,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:05:51" (1/1) ... [2021-06-06 12:05:51,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:05:51" (1/1) ... [2021-06-06 12:05:51,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 12:05:51,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 12:05:51,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 12:05:51,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 12:05:51,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:05:51" (1/1) ... [2021-06-06 12:05:51,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:05:51" (1/1) ... [2021-06-06 12:05:51,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:05:51" (1/1) ... [2021-06-06 12:05:51,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:05:51" (1/1) ... [2021-06-06 12:05:51,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:05:51" (1/1) ... [2021-06-06 12:05:51,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:05:51" (1/1) ... [2021-06-06 12:05:51,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:05:51" (1/1) ... [2021-06-06 12:05:51,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 12:05:51,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 12:05:51,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 12:05:51,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 12:05:51,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:05:51" (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 [2021-06-06 12:05:51,360 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 12:05:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 12:05:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 12:05:51,360 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 12:05:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 12:05:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 12:05:51,361 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 12:05:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 12:05:51,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 12:05:51,361 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 12:05:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 12:05:51,362 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 12:05:51,363 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 12:05:51,553 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 12:05:51,553 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 12:05:51,555 INFO L202 PluginConnector]: Adding new model sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 12:05:51 BoogieIcfgContainer [2021-06-06 12:05:51,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 12:05:51,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 12:05:51,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 12:05:51,558 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 12:05:51,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 12:05:51" (1/2) ... [2021-06-06 12:05:51,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a888277 and model type sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 12:05:51, skipping insertion in model container [2021-06-06 12:05:51,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 12:05:51" (2/2) ... [2021-06-06 12:05:51,560 INFO L111 eAbstractionObserver]: Analyzing ICFG sum-fun.wvr.bpl [2021-06-06 12:05:51,576 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 12:05:51,576 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 12:05:51,576 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 12:05:51,577 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 12:05:51,629 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 12:05:51,643 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. 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:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 12:05:51,732 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 12:05:51,732 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 12:05:51,732 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 12:05:51,732 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 12:05:51,732 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 12:05:51,732 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 12:05:51,732 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 12:05:51,732 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 12:05:51,758 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:51,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:51,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1685831996, now seen corresponding path program 1 times [2021-06-06 12:05:51,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:51,767 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814582475] [2021-06-06 12:05:51,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:51,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:51,906 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:51,906 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814582475] [2021-06-06 12:05:51,906 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814582475] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 12:05:51,906 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 12:05:51,906 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 12:05:51,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099965679] [2021-06-06 12:05:51,909 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 12:05:51,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:05:51,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 12:05:51,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-06 12:05:51,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:51,919 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:05:51,920 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:05:51,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:51,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:51,956 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 12:05:51,956 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:51,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:51,957 INFO L82 PathProgramCache]: Analyzing trace with hash 1860946394, now seen corresponding path program 1 times [2021-06-06 12:05:51,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:51,957 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858327653] [2021-06-06 12:05:51,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:51,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 12:05:51,987 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:51,988 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858327653] [2021-06-06 12:05:51,988 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858327653] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 12:05:51,988 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 12:05:51,988 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 12:05:51,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379090639] [2021-06-06 12:05:51,989 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 12:05:51,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:05:51,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 12:05:51,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 12:05:51,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:51,990 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:05:51,990 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:05:51,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:51,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:52,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:52,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:52,044 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 12:05:52,044 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:52,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:52,044 INFO L82 PathProgramCache]: Analyzing trace with hash 2099964152, now seen corresponding path program 1 times [2021-06-06 12:05:52,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:52,045 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132087047] [2021-06-06 12:05:52,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:52,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:52,362 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:52,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132087047] [2021-06-06 12:05:52,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132087047] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:52,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287735038] [2021-06-06 12:05:52,363 INFO L95 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 [2021-06-06 12:05:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:52,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 12:05:52,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:05:52,614 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 12:05:52,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-06 12:05:52,652 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 12:05:52,657 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:05:52,660 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 12:05:52,660 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:7 [2021-06-06 12:05:52,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:52,691 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287735038] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:52,691 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:05:52,691 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-06-06 12:05:52,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056310824] [2021-06-06 12:05:52,691 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-06 12:05:52,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:05:52,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-06 12:05:52,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-06-06 12:05:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:52,694 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:05:52,694 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:05:52,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:52,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:52,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:52,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:52,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:52,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:53,047 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:05:53,047 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:53,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:53,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1225355926, now seen corresponding path program 2 times [2021-06-06 12:05:53,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:53,048 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194186669] [2021-06-06 12:05:53,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:53,101 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:53,101 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:53,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194186669] [2021-06-06 12:05:53,101 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194186669] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:53,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [337206701] [2021-06-06 12:05:53,101 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 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 [2021-06-06 12:05:53,156 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 12:05:53,156 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:05:53,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 12:05:53,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:05:53,294 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:53,295 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [337206701] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:53,295 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:05:53,295 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-06-06 12:05:53,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379188171] [2021-06-06 12:05:53,298 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-06 12:05:53,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:05:53,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-06 12:05:53,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-06-06 12:05:53,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:53,299 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:05:53,299 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:05:53,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:53,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:53,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:53,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:53,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:53,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:53,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:53,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:53,668 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:05:53,669 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:53,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:53,669 INFO L82 PathProgramCache]: Analyzing trace with hash 661666650, now seen corresponding path program 1 times [2021-06-06 12:05:53,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:53,670 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828350593] [2021-06-06 12:05:53,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:53,717 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 12:05:53,717 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:53,717 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828350593] [2021-06-06 12:05:53,717 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828350593] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:53,717 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085149867] [2021-06-06 12:05:53,718 INFO L95 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 [2021-06-06 12:05:53,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:53,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 12:05:53,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:05:53,865 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 12:05:53,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1085149867] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:53,865 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:05:53,866 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-06-06 12:05:53,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123202748] [2021-06-06 12:05:53,866 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 12:05:53,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:05:53,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 12:05:53,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-06-06 12:05:53,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:53,869 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:05:53,869 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.272727272727273) internal successors, (36), 11 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:05:53,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:53,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:53,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:53,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:53,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:53,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:53,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:53,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:53,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:53,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:54,147 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:05:54,147 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:54,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:54,148 INFO L82 PathProgramCache]: Analyzing trace with hash -258173320, now seen corresponding path program 2 times [2021-06-06 12:05:54,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:54,148 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148938416] [2021-06-06 12:05:54,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:54,435 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:54,435 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:54,435 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148938416] [2021-06-06 12:05:54,436 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148938416] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:54,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1671875947] [2021-06-06 12:05:54,436 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 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 [2021-06-06 12:05:54,477 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 12:05:54,477 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:05:54,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 12:05:54,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:05:55,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:55,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:05:55,070 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:05:55,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 29 treesize of output 85 [2021-06-06 12:05:55,371 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2021-06-06 12:05:55,763 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 63 [2021-06-06 12:05:55,764 INFO L628 ElimStorePlain]: treesize reduction 707, result has 15.6 percent of original size [2021-06-06 12:05:55,873 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 9 xjuncts. [2021-06-06 12:05:55,874 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:52, output treesize:299 [2021-06-06 12:05:56,156 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 41 [2021-06-06 12:05:56,196 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:56,196 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1671875947] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:56,196 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:05:56,196 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 25 [2021-06-06 12:05:56,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475239316] [2021-06-06 12:05:56,196 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-06 12:05:56,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:05:56,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-06 12:05:56,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=516, Unknown=0, NotChecked=0, Total=600 [2021-06-06 12:05:56,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:56,197 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:05:56,197 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.08) internal successors, (52), 25 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:05:56,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:56,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:56,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:56,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:56,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:56,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:57,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:57,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:57,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:57,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:57,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:57,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:05:57,350 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-06 12:05:57,350 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:57,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:57,350 INFO L82 PathProgramCache]: Analyzing trace with hash 538878486, now seen corresponding path program 3 times [2021-06-06 12:05:57,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:57,351 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271086541] [2021-06-06 12:05:57,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:57,418 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:57,419 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:57,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271086541] [2021-06-06 12:05:57,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271086541] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:57,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1774235271] [2021-06-06 12:05:57,419 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:05:57,448 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-06 12:05:57,449 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:05:57,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 12:05:57,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:05:57,596 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:57,597 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1774235271] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:57,597 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:05:57,597 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-06-06 12:05:57,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440003999] [2021-06-06 12:05:57,597 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-06 12:05:57,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:05:57,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-06 12:05:57,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-06-06 12:05:57,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:57,598 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:05:57,598 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.55) internal successors, (51), 20 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:05:57,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:57,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:57,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:57,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:57,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:57,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:05:57,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:57,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:57,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:57,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:57,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:57,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:57,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:05:57,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:05:58,147 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:05:58,147 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:58,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:58,147 INFO L82 PathProgramCache]: Analyzing trace with hash 157395674, now seen corresponding path program 4 times [2021-06-06 12:05:58,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:58,148 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691479968] [2021-06-06 12:05:58,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:58,245 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 12:05:58,245 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:58,245 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691479968] [2021-06-06 12:05:58,245 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691479968] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:58,245 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702181337] [2021-06-06 12:05:58,245 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:05:58,276 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 12:05:58,276 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:05:58,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 12:05:58,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:05:58,370 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 12:05:58,370 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702181337] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:58,370 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:05:58,370 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-06-06 12:05:58,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410252360] [2021-06-06 12:05:58,371 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-06 12:05:58,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:05:58,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-06 12:05:58,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-06-06 12:05:58,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:58,371 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:05:58,371 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.823529411764706) internal successors, (48), 17 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:05:58,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:58,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:58,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:58,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:58,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:58,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:05:58,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:05:58,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:58,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:58,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:58,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:58,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:58,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:58,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:05:58,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:05:58,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:05:58,706 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:05:58,706 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:05:58,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:05:58,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1710749704, now seen corresponding path program 5 times [2021-06-06 12:05:58,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:05:58,707 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617315680] [2021-06-06 12:05:58,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:05:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:05:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:59,182 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:05:59,183 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617315680] [2021-06-06 12:05:59,183 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617315680] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:59,183 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1113318432] [2021-06-06 12:05:59,183 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:05:59,217 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-06 12:05:59,217 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:05:59,218 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 50 conjunts are in the unsatisfiable core [2021-06-06 12:05:59,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:05:59,874 INFO L354 Elim1Store]: treesize reduction 118, result has 2.5 percent of original size [2021-06-06 12:05:59,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 121 treesize of output 73 [2021-06-06 12:05:59,876 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 12:05:59,881 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:05:59,883 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 12:05:59,883 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:126, output treesize:5 [2021-06-06 12:05:59,905 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:05:59,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1113318432] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:05:59,905 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:05:59,906 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 31 [2021-06-06 12:05:59,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632412415] [2021-06-06 12:05:59,906 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 12:05:59,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:05:59,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 12:05:59,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=847, Unknown=0, NotChecked=0, Total=930 [2021-06-06 12:05:59,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:05:59,907 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:05:59,907 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 2.193548387096774) internal successors, (68), 31 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:05:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:05:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:05:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:05:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:05:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:05:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:05:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:05:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:05:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:06:01,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:06:01,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:06:01,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:06:01,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:06:01,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:06:01,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:06:01,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:06:01,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:06:01,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:06:01,388 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2021-06-06 12:06:01,388 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:06:01,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:06:01,389 INFO L82 PathProgramCache]: Analyzing trace with hash 1074181556, now seen corresponding path program 6 times [2021-06-06 12:06:01,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:06:01,389 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957298817] [2021-06-06 12:06:01,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:06:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:06:01,881 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:06:01,881 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:06:01,881 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957298817] [2021-06-06 12:06:01,881 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957298817] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:06:01,881 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [585214542] [2021-06-06 12:06:01,881 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:06:01,917 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-06-06 12:06:01,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:06:01,918 WARN L261 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 61 conjunts are in the unsatisfiable core [2021-06-06 12:06:01,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:06:45,997 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 129 DAG size of output: 61 [2021-06-06 12:06:45,998 INFO L354 Elim1Store]: treesize reduction 133, result has 40.9 percent of original size [2021-06-06 12:06:45,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 13 new quantified variables, introduced 28 case distinctions, treesize of input 192 treesize of output 191 [2021-06-06 12:06:46,334 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 12:06:48,984 WARN L205 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 225 DAG size of output: 51 [2021-06-06 12:06:48,985 INFO L628 ElimStorePlain]: treesize reduction 1200, result has 6.9 percent of original size [2021-06-06 12:06:49,073 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 6 xjuncts. [2021-06-06 12:06:49,073 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:208, output treesize:245 [2021-06-06 12:06:50,915 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 56 DAG size of output: 38 [2021-06-06 12:06:51,149 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:06:51,149 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [585214542] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:06:51,149 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:06:51,149 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 22] total 38 [2021-06-06 12:06:51,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877517583] [2021-06-06 12:06:51,150 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-06-06 12:06:51,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:06:51,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-06-06 12:06:51,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=1275, Unknown=17, NotChecked=0, Total=1406 [2021-06-06 12:06:51,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:06:51,150 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:06:51,151 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 2.0) internal successors, (76), 38 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:06:51,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:06:51,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:06:51,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:06:51,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:06:51,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:06:51,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:06:51,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:06:51,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:06:51,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:06:51,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:07:02,456 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 34 [2021-06-06 12:07:12,099 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2021-06-06 12:07:19,587 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-06-06 12:07:26,772 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2021-06-06 12:07:36,531 WARN L205 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2021-06-06 12:07:43,690 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2021-06-06 12:07:51,728 WARN L205 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2021-06-06 12:07:57,578 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2021-06-06 12:08:03,063 WARN L205 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2021-06-06 12:08:10,144 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-06-06 12:08:17,502 WARN L205 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2021-06-06 12:08:31,709 WARN L205 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 56 [2021-06-06 12:08:43,526 WARN L205 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2021-06-06 12:08:54,934 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2021-06-06 12:08:58,467 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-06-06 12:09:02,042 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-06-06 12:09:02,635 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2021-06-06 12:09:05,477 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-06-06 12:09:17,458 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-06-06 12:09:22,452 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-06-06 12:09:26,169 WARN L205 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2021-06-06 12:09:39,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:09:39,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:09:39,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:09:39,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:09:39,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:09:39,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:09:39,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:09:39,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:09:39,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:09:39,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:09:40,188 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2021-06-06 12:09:40,189 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:09:40,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:09:40,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1346475788, now seen corresponding path program 7 times [2021-06-06 12:09:40,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:09:40,189 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983694947] [2021-06-06 12:09:40,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:09:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:09:40,488 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2021-06-06 12:09:40,758 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2021-06-06 12:09:40,954 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2021-06-06 12:09:41,178 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-06-06 12:09:41,447 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-06-06 12:09:41,712 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-06-06 12:09:42,500 WARN L205 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2021-06-06 12:09:42,831 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2021-06-06 12:09:43,147 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-06-06 12:09:43,437 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2021-06-06 12:09:43,734 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-06-06 12:09:44,052 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-06-06 12:09:44,363 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-06-06 12:09:44,859 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2021-06-06 12:09:45,358 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 21 [2021-06-06 12:09:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:09:46,247 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:09:46,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983694947] [2021-06-06 12:09:46,247 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983694947] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:09:46,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1108346424] [2021-06-06 12:09:46,247 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:09:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:09:46,311 WARN L261 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 66 conjunts are in the unsatisfiable core [2021-06-06 12:09:46,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:09:47,140 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2021-06-06 12:09:47,637 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-06-06 12:09:50,080 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-06-06 12:09:50,624 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-06-06 12:09:51,238 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-06-06 12:09:52,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 12:09:52,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 12:09:52,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 12:09:52,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:09:52,521 INFO L244 Elim1Store]: Index analysis took 154 ms [2021-06-06 12:09:52,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 34 [2021-06-06 12:09:52,523 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 12:09:52,629 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2021-06-06 12:09:52,630 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:09:52,637 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 12:09:52,638 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:100, output treesize:11 [2021-06-06 12:09:52,890 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:09:52,890 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1108346424] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:09:52,891 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:09:52,891 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 31 [2021-06-06 12:09:52,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737580559] [2021-06-06 12:09:52,891 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 12:09:52,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:09:52,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 12:09:52,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=848, Unknown=0, NotChecked=0, Total=930 [2021-06-06 12:09:52,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:09:52,892 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:09:52,892 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 2.2903225806451615) internal successors, (71), 31 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:09:52,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:09:52,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:09:52,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:09:52,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:09:52,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:09:52,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:09:52,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:09:52,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:09:52,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:09:52,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:09:52,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:09:58,884 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-06-06 12:10:00,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:10:00,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:10:00,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:10:00,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:00,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:10:00,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:00,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:10:00,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:00,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:10:00,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:10:00,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:00,717 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:10:00,717 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:10:00,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:10:00,717 INFO L82 PathProgramCache]: Analyzing trace with hash -1331595118, now seen corresponding path program 8 times [2021-06-06 12:10:00,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:10:00,718 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939437067] [2021-06-06 12:10:00,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:10:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:10:02,782 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 36 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:10:02,783 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:10:02,783 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939437067] [2021-06-06 12:10:02,783 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939437067] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:10:02,783 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1187580486] [2021-06-06 12:10:02,783 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:10:02,821 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 12:10:02,821 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:10:02,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 12:10:02,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:10:07,078 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 49 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:10:07,079 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1187580486] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:10:07,079 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:10:07,079 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 35 [2021-06-06 12:10:07,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525416948] [2021-06-06 12:10:07,080 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-06 12:10:07,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:10:07,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-06 12:10:07,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=980, Unknown=0, NotChecked=0, Total=1190 [2021-06-06 12:10:07,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:10:07,080 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:10:07,081 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 2.3142857142857145) internal successors, (81), 35 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:07,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:10:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:10:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:10:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:10:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:10:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:10:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:10:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:10:23,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:23,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:10:23,308 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable109 [2021-06-06 12:10:23,309 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:10:23,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:10:23,309 INFO L82 PathProgramCache]: Analyzing trace with hash -68422408, now seen corresponding path program 9 times [2021-06-06 12:10:23,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:10:23,309 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437938174] [2021-06-06 12:10:23,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:10:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:10:25,563 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 53 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:10:25,564 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:10:25,564 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437938174] [2021-06-06 12:10:25,564 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437938174] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:10:25,564 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1220293734] [2021-06-06 12:10:25,564 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:10:25,607 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-06-06 12:10:25,607 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:10:25,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 12:10:25,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:10:30,299 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 53 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:10:30,300 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1220293734] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:10:30,300 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:10:30,300 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 40 [2021-06-06 12:10:30,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183227398] [2021-06-06 12:10:30,302 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-06-06 12:10:30,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:10:30,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-06-06 12:10:30,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=299, Invalid=1261, Unknown=0, NotChecked=0, Total=1560 [2021-06-06 12:10:30,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:10:30,303 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:10:30,303 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.275) internal successors, (91), 40 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:10:30,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:10:30,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:10:30,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:10:30,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:30,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:10:30,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:30,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:10:30,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:30,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:10:30,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:10:30,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:30,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:10:30,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:10:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:10:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:10:33,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:10:33,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:33,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:10:33,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:33,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:10:33,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:33,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:10:33,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:10:33,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:33,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:10:33,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 12:10:33,499 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:10:33,499 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:10:33,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:10:33,500 INFO L82 PathProgramCache]: Analyzing trace with hash -292780394, now seen corresponding path program 10 times [2021-06-06 12:10:33,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:10:33,500 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879218227] [2021-06-06 12:10:33,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:10:33,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:10:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 53 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:10:35,879 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:10:35,879 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879218227] [2021-06-06 12:10:35,879 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879218227] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:10:35,879 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052336013] [2021-06-06 12:10:35,879 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:10:35,919 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 12:10:35,919 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:10:35,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-06 12:10:35,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:10:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 53 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:10:41,098 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1052336013] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:10:41,098 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:10:41,098 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 42 [2021-06-06 12:10:41,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144123734] [2021-06-06 12:10:41,099 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-06 12:10:41,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:10:41,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-06 12:10:41,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=332, Invalid=1390, Unknown=0, NotChecked=0, Total=1722 [2021-06-06 12:10:41,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:10:41,100 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:10:41,100 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.261904761904762) internal successors, (95), 42 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 12:10:41,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:10:42,161 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-06-06 12:10:44,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:10:44,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:10:44,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:10:44,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:44,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:10:44,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:44,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:10:44,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:10:44,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:10:44,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:10:44,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:10:44,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:10:44,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 12:10:44,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:10:44,526 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable111 [2021-06-06 12:10:44,526 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:10:44,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:10:44,527 INFO L82 PathProgramCache]: Analyzing trace with hash -1152440140, now seen corresponding path program 11 times [2021-06-06 12:10:44,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:10:44,527 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549379920] [2021-06-06 12:10:44,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:10:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:10:44,860 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2021-06-06 12:10:45,116 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2021-06-06 12:10:45,338 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2021-06-06 12:10:45,567 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-06-06 12:10:45,850 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-06-06 12:10:46,114 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-06-06 12:10:46,419 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-06-06 12:10:46,734 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-06-06 12:10:47,070 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-06-06 12:10:47,970 WARN L205 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2021-06-06 12:10:48,418 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-06-06 12:10:48,820 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-06-06 12:10:49,198 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-06-06 12:10:49,576 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-06-06 12:10:49,951 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-06-06 12:10:50,336 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2021-06-06 12:10:50,726 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-06-06 12:10:51,126 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-06-06 12:10:51,543 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-06-06 12:10:52,142 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2021-06-06 12:10:52,712 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 22 [2021-06-06 12:10:53,941 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:10:53,941 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:10:53,941 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549379920] [2021-06-06 12:10:53,941 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549379920] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:10:53,941 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [386818219] [2021-06-06 12:10:53,941 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:10:53,985 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-06-06 12:10:53,985 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:10:53,986 WARN L261 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 90 conjunts are in the unsatisfiable core [2021-06-06 12:10:53,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:10:55,433 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-06-06 12:10:56,027 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-06-06 12:10:58,357 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-06-06 12:10:58,997 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-06-06 12:10:59,627 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-06-06 12:11:00,287 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-06-06 12:11:00,950 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-06-06 12:11:01,634 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-06-06 12:11:02,318 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-06-06 12:11:03,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 12:11:03,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 12:11:03,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 12:11:03,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:11:03,993 INFO L244 Elim1Store]: Index analysis took 266 ms [2021-06-06 12:11:03,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 45 disjoint index pairs (out of 78 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 43 [2021-06-06 12:11:03,995 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 12:11:04,114 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2021-06-06 12:11:04,114 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:11:04,122 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 12:11:04,122 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:127, output treesize:11 [2021-06-06 12:11:04,462 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:11:04,462 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [386818219] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:11:04,462 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:11:04,462 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 40 [2021-06-06 12:11:04,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999568036] [2021-06-06 12:11:04,462 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-06-06 12:11:04,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:11:04,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-06-06 12:11:04,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=1454, Unknown=0, NotChecked=0, Total=1560 [2021-06-06 12:11:04,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:11:04,463 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:11:04,463 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.225) internal successors, (89), 40 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:11:04,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:11:04,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:11:04,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:11:04,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:11:04,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:11:04,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:11:04,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:11:04,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:11:04,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:11:04,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:11:04,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:11:04,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:11:04,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 12:11:04,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:11:04,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:11:13,753 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 12:11:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:11:15,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 12:11:15,871 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:11:15,871 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:11:15,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:11:15,871 INFO L82 PathProgramCache]: Analyzing trace with hash 1643232082, now seen corresponding path program 12 times [2021-06-06 12:11:15,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:11:15,872 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96620905] [2021-06-06 12:11:15,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:11:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:11:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 81 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:11:19,057 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:11:19,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96620905] [2021-06-06 12:11:19,057 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96620905] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:11:19,057 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [712266742] [2021-06-06 12:11:19,057 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:11:19,098 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2021-06-06 12:11:19,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:11:19,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-06 12:11:19,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:11:25,946 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 100 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:11:25,947 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [712266742] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:11:25,947 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:11:25,947 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 47 [2021-06-06 12:11:25,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642494643] [2021-06-06 12:11:25,947 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-06-06 12:11:25,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:11:25,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-06-06 12:11:25,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=381, Invalid=1781, Unknown=0, NotChecked=0, Total=2162 [2021-06-06 12:11:25,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:11:25,948 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:11:25,948 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 2.234042553191489) internal successors, (105), 47 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:11:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:11:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:11:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:11:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:11:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:11:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:11:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:11:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:11:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:11:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:11:25,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:11:25,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:11:25,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 12:11:25,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:11:25,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 12:11:25,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:11:49,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:11:49,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:11:49,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:11:49,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:11:49,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:11:49,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:11:49,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:11:49,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:11:49,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:11:49,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:11:49,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:11:49,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:11:49,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 12:11:49,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:11:49,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 12:11:49,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-06 12:11:49,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable113 [2021-06-06 12:11:49,725 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:11:49,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:11:49,725 INFO L82 PathProgramCache]: Analyzing trace with hash 2033133496, now seen corresponding path program 13 times [2021-06-06 12:11:49,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:11:49,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965029663] [2021-06-06 12:11:49,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:11:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:11:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 104 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:11:53,049 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:11:53,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965029663] [2021-06-06 12:11:53,049 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965029663] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:11:53,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [193049879] [2021-06-06 12:11:53,049 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:11:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:11:53,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-06 12:11:53,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:12:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 121 proven. 121 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 12:12:00,405 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [193049879] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:12:00,406 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:12:00,406 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 26] total 52 [2021-06-06 12:12:00,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614541328] [2021-06-06 12:12:00,406 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-06-06 12:12:00,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:12:00,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-06-06 12:12:00,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=2295, Unknown=0, NotChecked=0, Total=2652 [2021-06-06 12:12:00,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:12:00,407 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:12:00,407 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.326923076923077) internal successors, (121), 52 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:12:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:12:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:12:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:12:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:12:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:12:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:12:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:12:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:12:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:12:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:12:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:12:00,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:12:00,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 12:12:00,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:12:00,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 12:12:00,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-06 12:12:00,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:12:01,297 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 9 [2021-06-06 12:12:01,565 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2021-06-06 12:12:09,021 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2021-06-06 12:12:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:12:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:12:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-06 12:12:09,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 12:12:09,352 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable114 [2021-06-06 12:12:09,352 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:12:09,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:12:09,353 INFO L82 PathProgramCache]: Analyzing trace with hash -413385642, now seen corresponding path program 14 times [2021-06-06 12:12:09,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:12:09,353 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067201314] [2021-06-06 12:12:09,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:12:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:12:12,775 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 104 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:12:12,775 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:12:12,776 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067201314] [2021-06-06 12:12:12,776 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067201314] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:12:12,776 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809830254] [2021-06-06 12:12:12,776 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:12:12,811 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 12:12:12,811 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:12:12,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-06 12:12:12,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:12:19,974 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 104 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:12:19,974 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [809830254] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:12:19,974 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 12:12:19,974 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 54 [2021-06-06 12:12:19,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503186369] [2021-06-06 12:12:19,974 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-06 12:12:19,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 12:12:19,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-06 12:12:19,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=545, Invalid=2317, Unknown=0, NotChecked=0, Total=2862 [2021-06-06 12:12:19,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:12:19,975 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 12:12:19,975 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.2037037037037037) internal successors, (119), 54 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 12:12:19,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:12:19,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 12:12:19,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 12:12:23,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 12:12:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 12:12:24,068 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable115 [2021-06-06 12:12:24,068 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 12:12:24,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 12:12:24,068 INFO L82 PathProgramCache]: Analyzing trace with hash 2123800948, now seen corresponding path program 15 times [2021-06-06 12:12:24,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 12:12:24,069 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860222311] [2021-06-06 12:12:24,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 12:12:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 12:12:24,438 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2021-06-06 12:12:24,689 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2021-06-06 12:12:24,885 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2021-06-06 12:12:25,098 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2021-06-06 12:12:25,346 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-06-06 12:12:25,605 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-06-06 12:12:25,891 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-06-06 12:12:26,204 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-06-06 12:12:26,553 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-06-06 12:12:26,922 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-06-06 12:12:27,315 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-06-06 12:12:27,740 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-06-06 12:12:28,698 WARN L205 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2021-06-06 12:12:29,226 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-06-06 12:12:29,693 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-06-06 12:12:30,103 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-06-06 12:12:30,522 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2021-06-06 12:12:30,946 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-06-06 12:12:31,407 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-06-06 12:12:31,845 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-06-06 12:12:32,282 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2021-06-06 12:12:32,725 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2021-06-06 12:12:33,172 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-06-06 12:12:33,692 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-06-06 12:12:34,164 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2021-06-06 12:12:34,814 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2021-06-06 12:12:35,497 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 22 [2021-06-06 12:12:36,922 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 12:12:36,923 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 12:12:36,923 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860222311] [2021-06-06 12:12:36,923 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860222311] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 12:12:36,923 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1317434716] [2021-06-06 12:12:36,923 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 12:12:36,979 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2021-06-06 12:12:36,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 12:12:36,981 WARN L261 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 119 conjunts are in the unsatisfiable core [2021-06-06 12:12:36,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 12:12:40,781 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-06-06 12:12:41,521 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-06-06 12:12:42,282 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-06-06 12:12:43,297 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-06-06 12:12:44,727 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-06-06 12:12:46,365 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-06-06 12:12:47,222 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-06-06 12:12:48,108 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-06-06 12:12:49,062 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-06-06 12:12:50,010 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-06-06 12:12:50,991 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-06-06 12:12:52,012 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-06-06 12:12:53,047 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-06-06 12:12:54,114 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-06-06 12:12:55,231 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-06-06 12:12:56,398 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-06-06 12:12:58,877 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-06-06 12:13:00,133 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-06-06 12:13:00,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 12:13:00,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:00,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 12:13:01,226 INFO L244 Elim1Store]: Index analysis took 1049 ms [2021-06-06 12:13:02,252 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 114 [2021-06-06 12:13:02,253 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 12:13:02,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 150 disjoint index pairs (out of 190 index pairs), introduced 19 new quantified variables, introduced 21 case distinctions, treesize of input 152 treesize of output 270 [2021-06-06 12:13:03,205 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 361 [2021-06-06 12:13:03,324 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 361 [2021-06-06 12:13:03,474 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 370 [2021-06-06 12:13:03,828 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 382 [2021-06-06 12:13:04,099 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 383 [2021-06-06 12:13:04,223 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 401 DAG size of output: 383 [2021-06-06 12:13:04,365 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 392 [2021-06-06 12:13:06,278 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 852 DAG size of output: 706 [2021-06-06 12:13:06,671 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 852 DAG size of output: 706 [2021-06-06 12:13:07,110 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 856 DAG size of output: 710 [2021-06-06 12:13:07,506 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 695 [2021-06-06 12:13:07,875 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 697 [2021-06-06 12:13:08,027 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 338 [2021-06-06 12:13:08,696 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 358 [2021-06-06 12:13:09,576 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 320 [2021-06-06 12:13:09,904 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 316 [2021-06-06 12:13:10,298 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 1176 DAG size of output: 723 [2021-06-06 12:13:10,693 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 1176 DAG size of output: 723 [2021-06-06 12:13:11,089 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 1181 DAG size of output: 728 [2021-06-06 12:13:12,579 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 719 DAG size of output: 519 [2021-06-06 12:13:12,940 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 358 [2021-06-06 12:13:13,132 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 329 [2021-06-06 12:13:13,984 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 1238 DAG size of output: 742 [2021-06-06 12:13:14,402 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 1238 DAG size of output: 742 [2021-06-06 12:13:14,837 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 1246 DAG size of output: 750 Received shutdown request... [2021-06-06 12:20:25,388 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable116 [2021-06-06 12:20:25,389 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 12:20:25,395 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 12:20:25,396 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 12:20:25,396 INFO L202 PluginConnector]: Adding new model sum-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 12:20:25 BasicIcfg [2021-06-06 12:20:25,397 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 12:20:25,397 INFO L168 Benchmark]: Toolchain (without parser) took 874141.12 ms. Allocated memory was 341.8 MB in the beginning and 859.8 MB in the end (delta: 518.0 MB). Free memory was 321.0 MB in the beginning and 484.7 MB in the end (delta: -163.7 MB). Peak memory consumption was 549.7 MB. Max. memory is 16.0 GB. [2021-06-06 12:20:25,397 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 341.8 MB. Free memory is still 322.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 12:20:25,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.96 ms. Allocated memory is still 341.8 MB. Free memory was 320.9 MB in the beginning and 319.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 12:20:25,397 INFO L168 Benchmark]: Boogie Preprocessor took 17.18 ms. Allocated memory is still 341.8 MB. Free memory was 319.4 MB in the beginning and 318.4 MB in the end (delta: 990.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 12:20:25,397 INFO L168 Benchmark]: RCFGBuilder took 254.58 ms. Allocated memory is still 341.8 MB. Free memory was 318.4 MB in the beginning and 305.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-06-06 12:20:25,397 INFO L168 Benchmark]: TraceAbstraction took 873840.85 ms. Allocated memory was 341.8 MB in the beginning and 859.8 MB in the end (delta: 518.0 MB). Free memory was 305.0 MB in the beginning and 484.7 MB in the end (delta: -179.7 MB). Peak memory consumption was 532.9 MB. Max. memory is 16.0 GB. [2021-06-06 12:20:25,397 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 341.8 MB. Free memory is still 322.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 23.96 ms. Allocated memory is still 341.8 MB. Free memory was 320.9 MB in the beginning and 319.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 17.18 ms. Allocated memory is still 341.8 MB. Free memory was 319.4 MB in the beginning and 318.4 MB in the end (delta: 990.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 254.58 ms. Allocated memory is still 341.8 MB. Free memory was 318.4 MB in the beginning and 305.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 873840.85 ms. Allocated memory was 341.8 MB in the beginning and 859.8 MB in the end (delta: 518.0 MB). Free memory was 305.0 MB in the beginning and 484.7 MB in the end (delta: -179.7 MB). Peak memory consumption was 532.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 13426, positive: 11628, positive conditional: 11628, positive unconditional: 0, negative: 1798, negative conditional: 1798, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11628, positive: 11628, positive conditional: 11628, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11628, positive: 11628, positive conditional: 0, positive unconditional: 11628, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 39, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 39, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11628, positive: 11589, positive conditional: 0, positive unconditional: 11589, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 39, unknown conditional: 0, unknown unconditional: 39] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 1798 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 71 with TraceHistMax 13,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while ExplicitLhsPolynomialRelations was build 0 of 1 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 42 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 873701.1ms, OverallIterations: 19, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.4ms, PartialOrderReductionTime: 249258.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 408, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 85.7ms SsaConstructionTime, 391.0ms SatisfiabilityAnalysisTime, 138784.4ms InterpolantComputationTime, 1454 NumberOfCodeBlocks, 1454 NumberOfCodeBlocksAsserted, 82 NumberOfCheckSat, 1420 ConstructedInterpolants, 92 QuantifiedInterpolants, 27021 SizeOfPredicates, 73 NumberOfNonLiveVariables, 1818 ConjunctsInSsa, 497 ConjunctsInUnsatCore, 34 InterpolantComputations, 2 PerfectInterpolantSequences, 976/3013 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 could not prove your program: Timeout Completed graceful shutdown