/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-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-array-hom.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-03 23:06:44,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-03 23:06:44,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-03 23:06:44,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-03 23:06:44,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-03 23:06:44,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-03 23:06:44,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-03 23:06:44,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-03 23:06:44,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-03 23:06:44,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-03 23:06:44,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-03 23:06:44,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-03 23:06:44,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-03 23:06:44,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-03 23:06:44,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-03 23:06:44,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-03 23:06:44,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-03 23:06:44,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-03 23:06:44,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-03 23:06:44,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-03 23:06:44,747 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-DelaySleepPersistent-NoLbe.epf [2021-05-03 23:06:44,788 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-03 23:06:44,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-03 23:06:44,789 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-03 23:06:44,789 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-03 23:06:44,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-03 23:06:44,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-03 23:06:44,793 INFO L138 SettingsManager]: * Use SBE=true [2021-05-03 23:06:44,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-03 23:06:44,793 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-03 23:06:44,793 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-03 23:06:44,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-03 23:06:44,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-03 23:06:44,794 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-03 23:06:44,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-03 23:06:44,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-03 23:06:44,795 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-03 23:06:44,795 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-03 23:06:44,795 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-03 23:06:44,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-03 23:06:44,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-03 23:06:44,795 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-03 23:06:44,795 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-03 23:06:44,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-03 23:06:44,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-03 23:06:44,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-03 23:06:44,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-03 23:06:44,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-03 23:06:44,797 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-03 23:06:44,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-03 23:06:44,797 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-03 23:06:44,797 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-03 23:06:44,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-03 23:06:44,797 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-05-03 23:06:44,798 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-03 23:06:45,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-03 23:06:45,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-03 23:06:45,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-03 23:06:45,154 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-03 23:06:45,156 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-03 23:06:45,157 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-array-hom.wvr.bpl [2021-05-03 23:06:45,157 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-array-hom.wvr.bpl' [2021-05-03 23:06:45,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-03 23:06:45,621 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-03 23:06:45,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-03 23:06:45,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-03 23:06:45,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-03 23:06:45,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:06:45" (1/1) ... [2021-05-03 23:06:45,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:06:45" (1/1) ... [2021-05-03 23:06:45,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-03 23:06:45,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-03 23:06:45,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-03 23:06:45,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-03 23:06:45,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:06:45" (1/1) ... [2021-05-03 23:06:45,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:06:45" (1/1) ... [2021-05-03 23:06:45,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:06:45" (1/1) ... [2021-05-03 23:06:45,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:06:45" (1/1) ... [2021-05-03 23:06:45,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:06:45" (1/1) ... [2021-05-03 23:06:45,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:06:45" (1/1) ... [2021-05-03 23:06:45,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:06:45" (1/1) ... [2021-05-03 23:06:45,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-03 23:06:45,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-03 23:06:45,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-03 23:06:45,672 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-03 23:06:45,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:06:45" (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 [2021-05-03 23:06:45,732 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-03 23:06:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-03 23:06:45,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-03 23:06:45,733 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-03 23:06:45,733 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-03 23:06:45,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-03 23:06:45,733 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-03 23:06:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-03 23:06:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-03 23:06:45,734 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-05-03 23:06:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-05-03 23:06:45,734 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-05-03 23:06:45,735 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-03 23:06:45,953 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-03 23:06:45,954 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-05-03 23:06:45,955 INFO L202 PluginConnector]: Adding new model min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 11:06:45 BoogieIcfgContainer [2021-05-03 23:06:45,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-03 23:06:45,966 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-03 23:06:45,966 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-03 23:06:45,974 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-03 23:06:45,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:06:45" (1/2) ... [2021-05-03 23:06:45,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d1c78d0 and model type min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 11:06:45, skipping insertion in model container [2021-05-03 23:06:45,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 11:06:45" (2/2) ... [2021-05-03 23:06:45,982 INFO L111 eAbstractionObserver]: Analyzing ICFG min-array-hom.wvr.bpl [2021-05-03 23:06:46,004 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-03 23:06:46,005 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-03 23:06:46,008 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-03 23:06:46,009 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-03 23:06:46,080 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-05-03 23:06:46,098 INFO L253 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 [2021-05-03 23:06:46,166 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-03 23:06:46,167 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-03 23:06:46,167 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-03 23:06:46,167 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-03 23:06:46,167 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-03 23:06:46,167 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-03 23:06:46,167 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-03 23:06:46,167 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-03 23:06:46,302 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:06:46,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:06:46,307 INFO L82 PathProgramCache]: Analyzing trace with hash 1303913724, now seen corresponding path program 1 times [2021-05-03 23:06:46,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:06:46,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61999094] [2021-05-03 23:06:46,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:06:46,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:06:46,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:06:46,532 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61999094] [2021-05-03 23:06:46,532 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 23:06:46,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-03 23:06:46,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541395888] [2021-05-03 23:06:46,540 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-03 23:06:46,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:06:46,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-03 23:06:46,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-03 23:06:46,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:06:46,559 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:06:46,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2021-05-03 23:06:46,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:06:46,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:06:46,592 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-03 23:06:46,592 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:06:46,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:06:46,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1479028122, now seen corresponding path program 1 times [2021-05-03 23:06:46,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:06:46,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729212053] [2021-05-03 23:06:46,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:06:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:06:46,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:06:46,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729212053] [2021-05-03 23:06:46,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 23:06:46,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-03 23:06:46,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900927850] [2021-05-03 23:06:46,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-03 23:06:46,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:06:46,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-03 23:06:46,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-03 23:06:46,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:06:46,699 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:06:46,699 INFO L481 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) [2021-05-03 23:06:46,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:06:46,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:06:46,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:06:46,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:06:46,754 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-03 23:06:46,755 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:06:46,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:06:46,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1213970312, now seen corresponding path program 1 times [2021-05-03 23:06:46,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:06:46,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883136064] [2021-05-03 23:06:46,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:06:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:06:47,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:06:47,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883136064] [2021-05-03 23:06:47,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [837493207] [2021-05-03 23:06:47,299 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 [2021-05-03 23:06:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:06:47,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 19 conjunts are in the unsatisfiable core [2021-05-03 23:06:47,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:06:47,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:47,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:47,934 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 21 treesize of output 10 [2021-05-03 23:06:47,937 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:47,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:47,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:47,943 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 16 treesize of output 10 [2021-05-03 23:06:47,944 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:47,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:06:47,949 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 16 treesize of output 10 [2021-05-03 23:06:47,950 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:47,963 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:47,968 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-03 23:06:47,968 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:97, output treesize:21 [2021-05-03 23:06:48,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:06:48,022 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:06:48,022 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-05-03 23:06:48,023 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999456587] [2021-05-03 23:06:48,023 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-05-03 23:06:48,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:06:48,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-05-03 23:06:48,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-05-03 23:06:48,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:06:48,026 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:06:48,026 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.076923076923077) internal successors, (40), 12 states have internal predecessors, (40), 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) [2021-05-03 23:06:48,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:06:48,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:06:48,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:06:48,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:06:48,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:06:48,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:06:48,438 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:06:48,439 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:06:48,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:06:48,439 INFO L82 PathProgramCache]: Analyzing trace with hash -2088578538, now seen corresponding path program 2 times [2021-05-03 23:06:48,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:06:48,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061918783] [2021-05-03 23:06:48,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:06:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:06:48,522 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:06:48,523 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061918783] [2021-05-03 23:06:48,523 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1974986901] [2021-05-03 23:06:48,524 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 [2021-05-03 23:06:48,552 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 23:06:48,553 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:06:48,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-03 23:06:48,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:06:48,642 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:06:48,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:06:48,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-05-03 23:06:48,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119580330] [2021-05-03 23:06:48,643 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-03 23:06:48,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:06:48,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-03 23:06:48,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-05-03 23:06:48,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:06:48,644 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:06:48,645 INFO L481 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) [2021-05-03 23:06:48,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:06:48,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:06:48,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:06:48,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:06:48,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:06:48,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:06:48,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:06:48,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:06:48,996 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-05-03 23:06:48,997 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:06:48,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:06:48,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1642699482, now seen corresponding path program 1 times [2021-05-03 23:06:48,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:06:48,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606026382] [2021-05-03 23:06:48,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:06:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:06:49,055 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:06:49,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606026382] [2021-05-03 23:06:49,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [785466181] [2021-05-03 23:06:49,056 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 [2021-05-03 23:06:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:06:49,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-03 23:06:49,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:06:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:06:49,205 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:06:49,205 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-03 23:06:49,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544377999] [2021-05-03 23:06:49,206 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-03 23:06:49,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:06:49,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-03 23:06:49,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-05-03 23:06:49,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:06:49,207 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:06:49,207 INFO L481 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) [2021-05-03 23:06:49,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:06:49,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:06:49,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:06:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:06:49,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:06:49,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:06:49,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:06:49,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:06:49,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:06:49,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:06:49,539 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:06:49,540 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:06:49,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:06:49,540 INFO L82 PathProgramCache]: Analyzing trace with hash 722859512, now seen corresponding path program 2 times [2021-05-03 23:06:49,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:06:49,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226778309] [2021-05-03 23:06:49,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:06:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:06:50,448 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 68 [2021-05-03 23:06:50,699 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2021-05-03 23:06:50,960 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2021-05-03 23:06:51,107 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 36 [2021-05-03 23:06:51,259 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 34 [2021-05-03 23:06:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:06:51,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226778309] [2021-05-03 23:06:51,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2024059257] [2021-05-03 23:06:51,423 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 [2021-05-03 23:06:51,469 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 23:06:51,470 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:06:51,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 34 conjunts are in the unsatisfiable core [2021-05-03 23:06:51,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:06:52,160 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-05-03 23:06:53,342 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 101 [2021-05-03 23:06:53,738 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-03 23:06:54,022 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-05-03 23:06:54,861 INFO L446 ElimStorePlain]: Different costs {5=[A, v_prenex_40, v_prenex_36, v_prenex_39, v_prenex_38, v_prenex_37], 6=[v_prenex_42, v_prenex_41]} [2021-05-03 23:06:54,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:54,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:54,917 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-05-03 23:06:54,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 31 [2021-05-03 23:06:54,920 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:54,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:54,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:54,955 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:54,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 46 [2021-05-03 23:06:54,961 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:55,531 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-05-03 23:06:55,532 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:55,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:55,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:55,576 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:55,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 46 [2021-05-03 23:06:55,593 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:55,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:55,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:55,638 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-03 23:06:55,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 35 [2021-05-03 23:06:55,646 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:56,176 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2021-05-03 23:06:56,176 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:56,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:56,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:56,223 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:56,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 46 [2021-05-03 23:06:56,240 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:56,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:56,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:56,282 INFO L354 Elim1Store]: treesize reduction 4, result has 84.0 percent of original size [2021-05-03 23:06:56,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 39 [2021-05-03 23:06:56,307 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:56,828 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2021-05-03 23:06:56,831 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:56,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:56,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:56,874 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-03 23:06:56,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 35 [2021-05-03 23:06:56,886 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:56,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:56,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:56,931 INFO L354 Elim1Store]: treesize reduction 4, result has 84.0 percent of original size [2021-05-03 23:06:56,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 42 [2021-05-03 23:06:56,934 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:57,377 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2021-05-03 23:06:57,377 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:57,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:57,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:57,419 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:57,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 46 [2021-05-03 23:06:57,431 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:57,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:57,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:57,469 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-03 23:06:57,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 35 [2021-05-03 23:06:57,490 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:57,974 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2021-05-03 23:06:57,974 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:57,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:57,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,024 INFO L354 Elim1Store]: treesize reduction 4, result has 84.0 percent of original size [2021-05-03 23:06:58,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 42 [2021-05-03 23:06:58,033 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:58,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,083 INFO L354 Elim1Store]: treesize reduction 4, result has 84.0 percent of original size [2021-05-03 23:06:58,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 39 [2021-05-03 23:06:58,096 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:58,480 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-05-03 23:06:58,481 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:58,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,529 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:58,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 39 [2021-05-03 23:06:58,545 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:58,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:58,590 INFO L354 Elim1Store]: treesize reduction 12, result has 55.6 percent of original size [2021-05-03 23:06:58,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 30 [2021-05-03 23:06:58,593 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:58,995 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-03 23:06:58,996 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:59,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:59,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:59,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:59,067 INFO L354 Elim1Store]: treesize reduction 4, result has 85.2 percent of original size [2021-05-03 23:06:59,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 38 [2021-05-03 23:06:59,079 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:59,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:59,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:59,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:06:59,122 INFO L354 Elim1Store]: treesize reduction 8, result has 70.4 percent of original size [2021-05-03 23:06:59,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 37 [2021-05-03 23:06:59,126 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-03 23:06:59,473 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-05-03 23:06:59,474 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:06:59,606 INFO L550 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 8 dim-1 vars, End of recursive call: and 16 xjuncts. [2021-05-03 23:06:59,607 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 17 variables, input treesize:837, output treesize:1063 [2021-05-03 23:07:00,107 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 54 [2021-05-03 23:07:00,282 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:07:00,282 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:07:00,282 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-05-03 23:07:00,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307135101] [2021-05-03 23:07:00,283 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-05-03 23:07:00,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:07:00,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-05-03 23:07:00,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2021-05-03 23:07:00,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:07:00,284 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:07:00,285 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 2.4166666666666665) internal successors, (58), 24 states have internal predecessors, (58), 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) [2021-05-03 23:07:00,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:07:00,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:07:00,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:07:00,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:07:00,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:07:00,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:07:00,612 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 37 [2021-05-03 23:07:00,910 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2021-05-03 23:07:01,451 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 63 [2021-05-03 23:07:02,127 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 88 [2021-05-03 23:07:02,996 WARN L205 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 83 [2021-05-03 23:07:03,212 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-03 23:07:03,728 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 67 [2021-05-03 23:07:03,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:07:03,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:07:03,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:07:03,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:07:03,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:07:03,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:07:04,029 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-05-03 23:07:04,029 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:07:04,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:07:04,030 INFO L82 PathProgramCache]: Analyzing trace with hash 1519911318, now seen corresponding path program 3 times [2021-05-03 23:07:04,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:07:04,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155448392] [2021-05-03 23:07:04,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:07:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:07:04,129 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:07:04,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155448392] [2021-05-03 23:07:04,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311997254] [2021-05-03 23:07:04,130 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 [2021-05-03 23:07:04,159 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-03 23:07:04,159 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:07:04,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-03 23:07:04,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:07:04,347 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:07:04,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:07:04,348 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-05-03 23:07:04,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256413351] [2021-05-03 23:07:04,348 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-03 23:07:04,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:07:04,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-03 23:07:04,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-05-03 23:07:04,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:07:04,349 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:07:04,349 INFO L481 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) [2021-05-03 23:07:04,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:07:04,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:07:04,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:07:04,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:07:04,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:07:04,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:07:04,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:07:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:07:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:07:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:07:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:07:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:07:04,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:07:04,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:07:04,792 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:07:04,792 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:07:04,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:07:04,793 INFO L82 PathProgramCache]: Analyzing trace with hash 1138428506, now seen corresponding path program 4 times [2021-05-03 23:07:04,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:07:04,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744062553] [2021-05-03 23:07:04,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:07:04,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:07:04,873 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:07:04,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744062553] [2021-05-03 23:07:04,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [79362334] [2021-05-03 23:07:04,873 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 [2021-05-03 23:07:04,899 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-03 23:07:04,900 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:07:04,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-03 23:07:04,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:07:05,073 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:07:05,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:07:05,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-05-03 23:07:05,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645513002] [2021-05-03 23:07:05,075 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-03 23:07:05,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:07:05,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-03 23:07:05,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-05-03 23:07:05,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:07:05,076 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:07:05,076 INFO L481 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) [2021-05-03 23:07:05,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:07:05,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:07:05,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:07:05,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:07:05,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:07:05,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:07:05,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:07:05,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:07:05,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 23:07:05,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 23:07:05,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:07:05,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:07:05,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:07:05,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:07:05,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:07:05,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:07:05,436 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:07:05,437 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:07:05,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:07:05,437 INFO L82 PathProgramCache]: Analyzing trace with hash -729716872, now seen corresponding path program 5 times [2021-05-03 23:07:05,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:07:05,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626734836] [2021-05-03 23:07:05,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:07:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:07:07,054 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 48 [2021-05-03 23:07:07,607 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 72 [2021-05-03 23:07:09,127 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 317 DAG size of output: 129 [2021-05-03 23:07:11,447 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 313 DAG size of output: 169 [2021-05-03 23:07:11,557 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 307 [2021-05-03 23:07:13,647 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 307 DAG size of output: 164 [2021-05-03 23:07:14,350 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 101 [2021-05-03 23:07:14,899 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 84 [2021-05-03 23:07:15,243 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 50 [2021-05-03 23:07:15,569 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 48 [2021-05-03 23:07:15,703 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:07:15,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626734836] [2021-05-03 23:07:15,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [634423251] [2021-05-03 23:07:15,704 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 [2021-05-03 23:07:15,754 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-05-03 23:07:15,754 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:07:15,756 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 49 conjunts are in the unsatisfiable core [2021-05-03 23:07:15,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:07:17,813 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 115 [2021-05-03 23:07:19,785 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 350 [2021-05-03 23:07:24,051 WARN L205 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 388 DAG size of output: 354 [2021-05-03 23:07:28,044 WARN L205 SmtUtils]: Spent 3.06 s on a formula simplification. DAG size of input: 394 DAG size of output: 358 [2021-05-03 23:07:32,304 WARN L205 SmtUtils]: Spent 3.31 s on a formula simplification. DAG size of input: 400 DAG size of output: 362 [2021-05-03 23:07:34,176 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 352 [2021-05-03 23:07:36,862 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 354 [2021-05-03 23:07:39,782 INFO L244 Elim1Store]: Index analysis took 108 ms [2021-05-03 23:07:40,031 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:07:40,031 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:07:40,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 65 [2021-05-03 23:07:40,042 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:40,372 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2021-05-03 23:07:40,372 INFO L354 Elim1Store]: treesize reduction 16, result has 78.1 percent of original size [2021-05-03 23:07:40,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 54 treesize of output 84 [2021-05-03 23:07:40,390 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:48,122 WARN L205 SmtUtils]: Spent 7.73 s on a formula simplification that was a NOOP. DAG size: 771 [2021-05-03 23:07:48,123 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:07:48,279 INFO L244 Elim1Store]: Index analysis took 106 ms [2021-05-03 23:07:48,567 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:07:48,568 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:07:48,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 52 treesize of output 80 [2021-05-03 23:07:48,584 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 23:07:48,885 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2021-05-03 23:07:48,886 INFO L354 Elim1Store]: treesize reduction 28, result has 61.6 percent of original size [2021-05-03 23:07:48,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 69 [2021-05-03 23:07:48,898 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-03 23:08:08,240 WARN L205 SmtUtils]: Spent 19.34 s on a formula simplification. DAG size of input: 771 DAG size of output: 770 [2021-05-03 23:08:08,245 INFO L628 ElimStorePlain]: treesize reduction 5, result has 99.9 percent of original size [2021-05-03 23:08:08,588 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:08:08,589 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:08:08,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 41 treesize of output 65 [2021-05-03 23:08:08,594 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-03 23:08:08,964 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:08:08,965 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:08:08,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 36 treesize of output 74 [2021-05-03 23:08:08,986 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-03 23:08:19,542 WARN L205 SmtUtils]: Spent 10.55 s on a formula simplification that was a NOOP. DAG size: 765 [2021-05-03 23:08:19,544 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:08:19,886 INFO L244 Elim1Store]: Index analysis took 295 ms [2021-05-03 23:08:20,231 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2021-05-03 23:08:20,232 INFO L354 Elim1Store]: treesize reduction 8, result has 89.0 percent of original size [2021-05-03 23:08:20,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 89 [2021-05-03 23:08:20,460 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-03 23:08:21,204 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2021-05-03 23:08:21,205 INFO L354 Elim1Store]: treesize reduction 4, result has 94.5 percent of original size [2021-05-03 23:08:21,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 52 treesize of output 96 [2021-05-03 23:08:21,355 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-03 23:09:05,407 WARN L205 SmtUtils]: Spent 44.05 s on a formula simplification. DAG size of input: 804 DAG size of output: 760 [2021-05-03 23:09:05,410 INFO L628 ElimStorePlain]: treesize reduction 256, result has 94.3 percent of original size [2021-05-03 23:09:05,735 INFO L244 Elim1Store]: Index analysis took 250 ms [2021-05-03 23:09:06,304 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2021-05-03 23:09:06,308 INFO L354 Elim1Store]: treesize reduction 16, result has 78.1 percent of original size [2021-05-03 23:09:06,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 54 treesize of output 84 [2021-05-03 23:09:06,416 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-03 23:09:06,586 INFO L244 Elim1Store]: Index analysis took 121 ms [2021-05-03 23:09:07,080 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2021-05-03 23:09:07,082 INFO L354 Elim1Store]: treesize reduction 28, result has 61.6 percent of original size [2021-05-03 23:09:07,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 69 [2021-05-03 23:09:07,143 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-03 23:09:43,752 WARN L205 SmtUtils]: Spent 36.61 s on a formula simplification. DAG size of input: 759 DAG size of output: 756 [2021-05-03 23:09:43,756 INFO L628 ElimStorePlain]: treesize reduction 16, result has 99.6 percent of original size [2021-05-03 23:09:44,100 INFO L244 Elim1Store]: Index analysis took 284 ms [2021-05-03 23:09:44,868 WARN L205 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2021-05-03 23:09:44,870 INFO L354 Elim1Store]: treesize reduction 16, result has 78.1 percent of original size [2021-05-03 23:09:44,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 54 treesize of output 84 [2021-05-03 23:09:44,903 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-03 23:09:45,074 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-05-03 23:09:45,593 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2021-05-03 23:09:45,595 INFO L354 Elim1Store]: treesize reduction 28, result has 61.6 percent of original size [2021-05-03 23:09:45,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 69 [2021-05-03 23:09:45,656 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:04,200 WARN L205 SmtUtils]: Spent 18.54 s on a formula simplification that was a NOOP. DAG size: 752 [2021-05-03 23:10:04,203 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:04,632 INFO L244 Elim1Store]: Index analysis took 355 ms [2021-05-03 23:10:05,424 WARN L205 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2021-05-03 23:10:05,426 INFO L354 Elim1Store]: treesize reduction 16, result has 78.1 percent of original size [2021-05-03 23:10:05,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 54 treesize of output 84 [2021-05-03 23:10:05,460 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:05,651 INFO L244 Elim1Store]: Index analysis took 122 ms [2021-05-03 23:10:06,316 WARN L205 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 35 [2021-05-03 23:10:06,319 INFO L354 Elim1Store]: treesize reduction 24, result has 67.1 percent of original size [2021-05-03 23:10:06,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 73 [2021-05-03 23:10:06,393 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:27,709 WARN L205 SmtUtils]: Spent 21.31 s on a formula simplification that was a NOOP. DAG size: 749 [2021-05-03 23:10:27,711 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:28,071 INFO L244 Elim1Store]: Index analysis took 310 ms [2021-05-03 23:10:28,479 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:10:28,481 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:28,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 31 treesize of output 91 [2021-05-03 23:10:29,139 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:29,312 INFO L244 Elim1Store]: Index analysis took 102 ms [2021-05-03 23:10:29,950 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:10:29,952 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:10:29,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 36 treesize of output 74 [2021-05-03 23:10:30,003 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:48,882 WARN L205 SmtUtils]: Spent 18.88 s on a formula simplification that was a NOOP. DAG size: 736 [2021-05-03 23:10:48,884 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:49,168 INFO L244 Elim1Store]: Index analysis took 226 ms [2021-05-03 23:10:49,706 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2021-05-03 23:10:49,708 INFO L354 Elim1Store]: treesize reduction 28, result has 61.6 percent of original size [2021-05-03 23:10:49,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 45 treesize of output 69 [2021-05-03 23:10:49,775 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:49,976 INFO L244 Elim1Store]: Index analysis took 144 ms [2021-05-03 23:10:50,569 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 35 [2021-05-03 23:10:50,571 INFO L354 Elim1Store]: treesize reduction 24, result has 67.1 percent of original size [2021-05-03 23:10:50,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 50 treesize of output 76 [2021-05-03 23:10:50,588 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-05-03 23:11:08,465 WARN L205 SmtUtils]: Spent 17.88 s on a formula simplification that was a NOOP. DAG size: 732 [2021-05-03 23:11:08,467 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:11:08,701 INFO L244 Elim1Store]: Index analysis took 190 ms [2021-05-03 23:11:09,185 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 35 [2021-05-03 23:11:09,186 INFO L354 Elim1Store]: treesize reduction 24, result has 67.1 percent of original size [2021-05-03 23:11:09,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 73 [2021-05-03 23:11:09,228 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-05-03 23:11:10,176 WARN L205 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:11:10,177 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:11:10,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 52 treesize of output 80 [2021-05-03 23:11:10,200 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-05-03 23:11:28,268 WARN L205 SmtUtils]: Spent 18.07 s on a formula simplification that was a NOOP. DAG size: 726 [2021-05-03 23:11:28,270 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:11:28,668 INFO L244 Elim1Store]: Index analysis took 345 ms [2021-05-03 23:11:29,119 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:11:29,121 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:11:29,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 54 treesize of output 100 [2021-05-03 23:11:29,286 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-05-03 23:11:30,333 WARN L205 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2021-05-03 23:11:30,334 INFO L354 Elim1Store]: treesize reduction 4, result has 94.5 percent of original size [2021-05-03 23:11:30,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 93 [2021-05-03 23:11:31,260 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-05-03 23:12:13,105 WARN L205 SmtUtils]: Spent 41.84 s on a formula simplification. DAG size of input: 722 DAG size of output: 716 [2021-05-03 23:12:13,109 INFO L628 ElimStorePlain]: treesize reduction 23, result has 99.5 percent of original size [2021-05-03 23:12:13,506 INFO L244 Elim1Store]: Index analysis took 344 ms [2021-05-03 23:12:14,204 WARN L205 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:12:14,206 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:12:14,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 54 treesize of output 100 [2021-05-03 23:12:14,497 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-05-03 23:12:14,695 INFO L244 Elim1Store]: Index analysis took 134 ms [2021-05-03 23:12:15,503 WARN L205 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-03 23:12:15,505 INFO L354 Elim1Store]: treesize reduction 12, result has 83.6 percent of original size [2021-05-03 23:12:15,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 85 [2021-05-03 23:12:15,631 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-05-03 23:13:28,338 WARN L205 SmtUtils]: Spent 1.21 m on a formula simplification. DAG size of input: 755 DAG size of output: 713 [2021-05-03 23:13:28,343 INFO L628 ElimStorePlain]: treesize reduction 292, result has 93.4 percent of original size [2021-05-03 23:13:28,708 INFO L244 Elim1Store]: Index analysis took 293 ms [2021-05-03 23:13:29,741 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-03 23:13:29,743 INFO L354 Elim1Store]: treesize reduction 12, result has 83.6 percent of original size [2021-05-03 23:13:29,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 85 [2021-05-03 23:13:29,913 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-05-03 23:13:30,133 INFO L244 Elim1Store]: Index analysis took 153 ms [2021-05-03 23:13:30,743 WARN L205 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:13:30,745 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:13:30,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 54 treesize of output 100 [2021-05-03 23:13:31,298 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-05-03 23:14:56,144 WARN L205 SmtUtils]: Spent 1.41 m on a formula simplification. DAG size of input: 769 DAG size of output: 704 [2021-05-03 23:14:56,148 INFO L628 ElimStorePlain]: treesize reduction 550, result has 88.3 percent of original size [2021-05-03 23:14:56,560 INFO L244 Elim1Store]: Index analysis took 348 ms [2021-05-03 23:14:57,774 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2021-05-03 23:14:57,778 INFO L354 Elim1Store]: treesize reduction 16, result has 78.1 percent of original size [2021-05-03 23:14:57,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 81 [2021-05-03 23:14:58,095 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-05-03 23:14:58,303 INFO L244 Elim1Store]: Index analysis took 148 ms [2021-05-03 23:14:58,980 WARN L205 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:14:58,987 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:14:58,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 54 treesize of output 100 [2021-05-03 23:14:59,316 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-05-03 23:16:00,584 WARN L205 SmtUtils]: Spent 1.02 m on a formula simplification. DAG size of input: 761 DAG size of output: 708 [2021-05-03 23:16:00,605 INFO L628 ElimStorePlain]: treesize reduction 362, result has 92.0 percent of original size [2021-05-03 23:16:01,049 INFO L244 Elim1Store]: Index analysis took 378 ms [2021-05-03 23:16:02,326 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-03 23:16:02,329 INFO L354 Elim1Store]: treesize reduction 12, result has 83.6 percent of original size [2021-05-03 23:16:02,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 85 [2021-05-03 23:16:02,513 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-05-03 23:16:02,754 INFO L244 Elim1Store]: Index analysis took 172 ms [2021-05-03 23:16:04,037 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2021-05-03 23:16:04,041 INFO L354 Elim1Store]: treesize reduction 4, result has 94.5 percent of original size [2021-05-03 23:16:04,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 52 treesize of output 96 [2021-05-03 23:16:04,323 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-05-03 23:17:26,978 WARN L205 SmtUtils]: Spent 1.38 m on a formula simplification. DAG size of input: 735 DAG size of output: 697 [2021-05-03 23:17:27,005 INFO L628 ElimStorePlain]: treesize reduction 266, result has 94.0 percent of original size [2021-05-03 23:17:27,602 INFO L244 Elim1Store]: Index analysis took 533 ms [2021-05-03 23:17:28,577 WARN L205 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:17:28,580 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:17:28,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 65 [2021-05-03 23:17:28,628 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-05-03 23:17:28,873 INFO L244 Elim1Store]: Index analysis took 181 ms [2021-05-03 23:17:29,887 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2021-05-03 23:17:29,891 INFO L354 Elim1Store]: treesize reduction 16, result has 78.1 percent of original size [2021-05-03 23:17:29,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 54 treesize of output 84 [2021-05-03 23:17:29,961 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-05-03 23:18:31,979 WARN L205 SmtUtils]: Spent 1.03 m on a formula simplification. DAG size of input: 698 DAG size of output: 696 [2021-05-03 23:18:31,985 INFO L628 ElimStorePlain]: treesize reduction 11, result has 99.7 percent of original size [2021-05-03 23:18:32,570 INFO L244 Elim1Store]: Index analysis took 512 ms [2021-05-03 23:18:33,908 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2021-05-03 23:18:33,912 INFO L354 Elim1Store]: treesize reduction 4, result has 94.5 percent of original size [2021-05-03 23:18:33,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 43 treesize of output 93 [2021-05-03 23:18:35,162 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-05-03 23:18:35,389 INFO L244 Elim1Store]: Index analysis took 162 ms [2021-05-03 23:18:36,580 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-03 23:18:36,584 INFO L354 Elim1Store]: treesize reduction 12, result has 83.6 percent of original size [2021-05-03 23:18:36,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 48 treesize of output 88 [2021-05-03 23:18:36,791 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-05-03 23:19:41,570 WARN L205 SmtUtils]: Spent 1.08 m on a formula simplification. DAG size of input: 696 DAG size of output: 681 [2021-05-03 23:19:41,575 INFO L628 ElimStorePlain]: treesize reduction 50, result has 98.8 percent of original size [2021-05-03 23:19:42,132 INFO L244 Elim1Store]: Index analysis took 448 ms [2021-05-03 23:19:43,527 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2021-05-03 23:19:43,530 INFO L354 Elim1Store]: treesize reduction 8, result has 89.0 percent of original size [2021-05-03 23:19:43,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 89 [2021-05-03 23:19:44,281 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-05-03 23:19:44,540 INFO L244 Elim1Store]: Index analysis took 187 ms [2021-05-03 23:19:45,796 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2021-05-03 23:19:45,800 INFO L354 Elim1Store]: treesize reduction 4, result has 94.5 percent of original size [2021-05-03 23:19:45,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 52 treesize of output 96 [2021-05-03 23:19:46,359 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. Received shutdown request... [2021-05-03 23:21:06,345 WARN L222 SmtUtils]: Removed 73 from assertion stack [2021-05-03 23:21:06,547 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:21:06,547 WARN L545 AbstractCegarLoop]: Verification canceled [2021-05-03 23:21:06,560 WARN L224 ceAbstractionStarter]: Timeout [2021-05-03 23:21:06,560 INFO L202 PluginConnector]: Adding new model min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 11:21:06 BasicIcfg [2021-05-03 23:21:06,560 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-03 23:21:06,561 INFO L168 Benchmark]: Toolchain (without parser) took 860997.19 ms. Allocated memory was 367.0 MB in the beginning and 641.7 MB in the end (delta: 274.7 MB). Free memory was 346.5 MB in the beginning and 348.4 MB in the end (delta: -1.9 MB). Peak memory consumption was 387.0 MB. Max. memory is 16.0 GB. [2021-05-03 23:21:06,561 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 367.0 MB. Free memory was 347.7 MB in the beginning and 347.7 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 23:21:06,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.86 ms. Allocated memory is still 367.0 MB. Free memory was 346.5 MB in the beginning and 345.0 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 23:21:06,561 INFO L168 Benchmark]: Boogie Preprocessor took 15.98 ms. Allocated memory is still 367.0 MB. Free memory was 345.0 MB in the beginning and 344.1 MB in the end (delta: 953.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-03 23:21:06,561 INFO L168 Benchmark]: RCFGBuilder took 284.20 ms. Allocated memory is still 367.0 MB. Free memory was 344.0 MB in the beginning and 331.1 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-05-03 23:21:06,562 INFO L168 Benchmark]: TraceAbstraction took 860594.66 ms. Allocated memory was 367.0 MB in the beginning and 641.7 MB in the end (delta: 274.7 MB). Free memory was 330.6 MB in the beginning and 348.4 MB in the end (delta: -17.8 MB). Peak memory consumption was 372.3 MB. Max. memory is 16.0 GB. [2021-05-03 23:21:06,562 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 0.16 ms. Allocated memory is still 367.0 MB. Free memory was 347.7 MB in the beginning and 347.7 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 30.86 ms. Allocated memory is still 367.0 MB. Free memory was 346.5 MB in the beginning and 345.0 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 15.98 ms. Allocated memory is still 367.0 MB. Free memory was 345.0 MB in the beginning and 344.1 MB in the end (delta: 953.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 284.20 ms. Allocated memory is still 367.0 MB. Free memory was 344.0 MB in the beginning and 331.1 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 860594.66 ms. Allocated memory was 367.0 MB in the beginning and 641.7 MB in the end (delta: 274.7 MB). Free memory was 330.6 MB in the beginning and 348.4 MB in the end (delta: -17.8 MB). Peak memory consumption was 372.3 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: 304, positive: 216, positive conditional: 216, positive unconditional: 0, negative: 88, negative conditional: 88, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 216, positive: 216, positive conditional: 216, 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: 485, positive: 478, positive conditional: 0, positive unconditional: 478, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 227, positive: 220, positive conditional: 0, positive unconditional: 220, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 227, positive: 213, positive conditional: 0, positive unconditional: 213, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 485, positive: 258, positive conditional: 0, positive unconditional: 258, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 227, unknown conditional: 0, unknown unconditional: 227] , Statistics on independence cache: Total cache size (in pairs): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 20, negative conditional: 0, negative unconditional: 20, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 20, negative conditional: 0, negative unconditional: 20, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 20, negative conditional: 0, negative unconditional: 20, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 20, negative conditional: 0, negative unconditional: 20, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 20, negative conditional: 0, negative unconditional: 20, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 20, negative conditional: 0, negative unconditional: 20, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 20, negative conditional: 0, negative unconditional: 20, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 20, negative conditional: 0, negative unconditional: 20, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 88 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 108, Number of persistent set computation: 283, Number of trivial persistent sets: 275, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 485, positive: 478, positive conditional: 0, positive unconditional: 478, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 227, positive: 220, positive conditional: 0, positive unconditional: 220, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 227, positive: 213, positive conditional: 0, positive unconditional: 213, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 59, positive conditional: 0, positive unconditional: 59, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 485, positive: 258, positive conditional: 0, positive unconditional: 258, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 227, unknown conditional: 0, unknown unconditional: 227] , Statistics on independence cache: Total cache size (in pairs): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 66). Cancelled while PartialOrderCegarLoop was analyzing trace of length 39 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while SimplifyDDAWithTimeout was simplifying term of DAG size 707 for 79974ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 860415.0ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.1ms, PartialOrderReductionTime: 4568.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 78, 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: 50.6ms SsaConstructionTime, 230.1ms SatisfiabilityAnalysisTime, 12845.6ms InterpolantComputationTime, 382 NumberOfCodeBlocks, 382 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 368 ConstructedInterpolants, 14 QuantifiedInterpolants, 11711 SizeOfPredicates, 25 NumberOfNonLiveVariables, 448 ConjunctsInSsa, 89 ConjunctsInUnsatCore, 14 InterpolantComputations, 2 PerfectInterpolantSequences, 59/169 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