/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-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-max.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-04 01:24:37,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-04 01:24:37,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-04 01:24:37,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-04 01:24:37,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-04 01:24:37,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-04 01:24:37,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-04 01:24:37,776 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-Persistent-NoLbe.epf [2021-05-04 01:24:37,795 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-04 01:24:37,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-04 01:24:37,795 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-04 01:24:37,795 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-04 01:24:37,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-04 01:24:37,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-04 01:24:37,797 INFO L138 SettingsManager]: * Use SBE=true [2021-05-04 01:24:37,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-04 01:24:37,797 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-04 01:24:37,797 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-04 01:24:37,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-04 01:24:37,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-04 01:24:37,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-04 01:24:37,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-04 01:24:37,798 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-04 01:24:37,798 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-04 01:24:37,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-04 01:24:37,799 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-04 01:24:37,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-04 01:24:37,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-04 01:24:37,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-04 01:24:37,799 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-04 01:24:37,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-04 01:24:37,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-04 01:24:37,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-04 01:24:37,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-04 01:24:37,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-04 01:24:37,801 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-04 01:24:37,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-04 01:24:37,801 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-04 01:24:37,801 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-04 01:24:37,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-04 01:24:37,802 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-05-04 01:24:37,802 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-04 01:24:38,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-04 01:24:38,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-04 01:24:38,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-04 01:24:38,145 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-04 01:24:38,146 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-04 01:24:38,146 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-max.wvr.bpl [2021-05-04 01:24:38,147 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-max.wvr.bpl' [2021-05-04 01:24:38,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-04 01:24:38,186 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-04 01:24:38,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-04 01:24:38,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-04 01:24:38,188 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-04 01:24:38,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:24:38" (1/1) ... [2021-05-04 01:24:38,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:24:38" (1/1) ... [2021-05-04 01:24:38,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-04 01:24:38,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-04 01:24:38,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-04 01:24:38,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-04 01:24:38,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:24:38" (1/1) ... [2021-05-04 01:24:38,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:24:38" (1/1) ... [2021-05-04 01:24:38,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:24:38" (1/1) ... [2021-05-04 01:24:38,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:24:38" (1/1) ... [2021-05-04 01:24:38,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:24:38" (1/1) ... [2021-05-04 01:24:38,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:24:38" (1/1) ... [2021-05-04 01:24:38,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:24:38" (1/1) ... [2021-05-04 01:24:38,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-04 01:24:38,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-04 01:24:38,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-04 01:24:38,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-04 01:24:38,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:24:38" (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 [2021-05-04 01:24:38,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-04 01:24:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-04 01:24:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-04 01:24:38,298 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-04 01:24:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-04 01:24:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-04 01:24:38,298 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-04 01:24:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-04 01:24:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-04 01:24:38,299 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-05-04 01:24:38,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-05-04 01:24:38,301 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-05-04 01:24:38,301 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-04 01:24:38,568 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-04 01:24:38,569 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-05-04 01:24:38,570 INFO L202 PluginConnector]: Adding new model three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 01:24:38 BoogieIcfgContainer [2021-05-04 01:24:38,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-04 01:24:38,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-04 01:24:38,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-04 01:24:38,575 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-04 01:24:38,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:24:38" (1/2) ... [2021-05-04 01:24:38,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b7e8fea and model type three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 01:24:38, skipping insertion in model container [2021-05-04 01:24:38,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 01:24:38" (2/2) ... [2021-05-04 01:24:38,577 INFO L111 eAbstractionObserver]: Analyzing ICFG three-array-max.wvr.bpl [2021-05-04 01:24:38,582 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-04 01:24:38,582 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-04 01:24:38,603 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-04 01:24:38,604 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-04 01:24:38,670 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-05-04 01:24:38,701 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 [2021-05-04 01:24:38,770 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-04 01:24:38,770 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-04 01:24:38,770 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-04 01:24:38,770 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-04 01:24:38,770 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-04 01:24:38,770 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-04 01:24:38,770 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-04 01:24:38,770 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-04 01:24:38,989 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:24:38,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:24:38,994 INFO L82 PathProgramCache]: Analyzing trace with hash -1833391002, now seen corresponding path program 1 times [2021-05-04 01:24:39,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:24:39,003 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21774009] [2021-05-04 01:24:39,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:24:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:24:39,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:24:39,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21774009] [2021-05-04 01:24:39,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 01:24:39,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-04 01:24:39,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808878784] [2021-05-04 01:24:39,155 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-04 01:24:39,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:24:39,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-04 01:24:39,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-04 01:24:39,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:24:39,167 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:24:39,169 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 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) [2021-05-04 01:24:39,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:24:39,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:39,232 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-04 01:24:39,232 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:24:39,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:24:39,237 INFO L82 PathProgramCache]: Analyzing trace with hash -680513208, now seen corresponding path program 1 times [2021-05-04 01:24:39,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:24:39,238 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338983680] [2021-05-04 01:24:39,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:24:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:24:39,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 01:24:39,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338983680] [2021-05-04 01:24:39,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 01:24:39,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-04 01:24:39,305 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393271716] [2021-05-04 01:24:39,307 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-04 01:24:39,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:24:39,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-04 01:24:39,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-04 01:24:39,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:24:39,311 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:24:39,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-05-04 01:24:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:39,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:24:39,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:39,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:39,363 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-04 01:24:39,364 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:24:39,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:24:39,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1610128346, now seen corresponding path program 1 times [2021-05-04 01:24:39,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:24:39,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069515289] [2021-05-04 01:24:39,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:24:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:24:39,820 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:24:39,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069515289] [2021-05-04 01:24:39,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1719625867] [2021-05-04 01:24:39,821 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 [2021-05-04 01:24:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:24:39,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 17 conjunts are in the unsatisfiable core [2021-05-04 01:24:39,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:24:40,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2021-05-04 01:24:40,496 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:24:40,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2021-05-04 01:24:40,514 INFO L550 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:24:40,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2021-05-04 01:24:40,529 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:24:40,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2021-05-04 01:24:40,548 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:24:40,607 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:40,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-05-04 01:24:40,628 INFO L550 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:24:40,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-05-04 01:24:40,647 INFO L550 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:24:40,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-05-04 01:24:40,666 INFO L550 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:24:40,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-05-04 01:24:40,680 INFO L550 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:24:40,725 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:40,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-05-04 01:24:40,735 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:40,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-05-04 01:24:40,743 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:40,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-05-04 01:24:40,754 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:40,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-05-04 01:24:40,761 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:40,801 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:40,811 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 01:24:40,812 INFO L247 ElimStorePlain]: Needed 13 recursive calls to eliminate 3 variables, input treesize:197, output treesize:58 [2021-05-04 01:24:40,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-05-04 01:24:40,933 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:40,942 INFO L628 ElimStorePlain]: treesize reduction 27, result has 15.6 percent of original size [2021-05-04 01:24:40,942 INFO L518 ElimStorePlain]: Eliminatee v_prenex_1 vanished before elimination [2021-05-04 01:24:40,942 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:24:40,943 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:40, output treesize:5 [2021-05-04 01:24:40,950 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:24:40,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:24:40,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-05-04 01:24:40,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564713540] [2021-05-04 01:24:40,952 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-04 01:24:40,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:24:40,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-04 01:24:40,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2021-05-04 01:24:40,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:24:40,959 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:24:40,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.1333333333333333) internal successors, (47), 14 states have internal predecessors, (47), 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) [2021-05-04 01:24:40,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:40,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:40,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:24:41,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:24:41,385 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:24:41,386 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:24:41,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:24:41,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1461572890, now seen corresponding path program 2 times [2021-05-04 01:24:41,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:24:41,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257587207] [2021-05-04 01:24:41,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:24:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:24:41,440 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-05-04 01:24:41,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257587207] [2021-05-04 01:24:41,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1469877775] [2021-05-04 01:24:41,441 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 [2021-05-04 01:24:41,479 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 01:24:41,480 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:24:41,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2021-05-04 01:24:41,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:24:41,562 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-05-04 01:24:41,563 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:24:41,563 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-05-04 01:24:41,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938200237] [2021-05-04 01:24:41,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-04 01:24:41,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:24:41,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-04 01:24:41,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-05-04 01:24:41,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:24:41,566 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:24:41,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 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) [2021-05-04 01:24:41,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:41,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:41,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:24:41,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:24:41,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:41,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:24:41,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:24:41,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:24:41,859 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-05-04 01:24:41,860 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:24:41,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:24:41,860 INFO L82 PathProgramCache]: Analyzing trace with hash 1198688714, now seen corresponding path program 3 times [2021-05-04 01:24:41,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:24:41,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559970815] [2021-05-04 01:24:41,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:24:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:24:42,575 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 39 [2021-05-04 01:24:42,872 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 42 [2021-05-04 01:24:43,200 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:24:43,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559970815] [2021-05-04 01:24:43,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693641944] [2021-05-04 01:24:43,201 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 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 [2021-05-04 01:24:43,249 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-05-04 01:24:43,249 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:24:43,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 28 conjunts are in the unsatisfiable core [2021-05-04 01:24:43,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:24:44,218 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-05-04 01:24:45,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:45,287 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:45,898 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2021-05-04 01:24:45,898 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:45,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:45,933 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:46,517 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2021-05-04 01:24:46,518 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:46,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:46,538 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:47,079 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2021-05-04 01:24:47,079 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:47,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:47,099 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:47,643 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-05-04 01:24:47,644 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:47,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:47,671 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:48,203 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-05-04 01:24:48,204 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:48,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:48,226 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:48,761 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-05-04 01:24:48,762 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:48,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:48,781 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:49,302 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2021-05-04 01:24:49,303 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:49,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:49,317 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:49,825 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-05-04 01:24:49,825 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:49,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:49,847 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:50,359 WARN L205 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-05-04 01:24:50,360 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:50,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:50,378 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:50,852 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-05-04 01:24:50,852 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:50,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:50,870 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:51,376 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2021-05-04 01:24:51,377 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:51,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:51,392 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:51,883 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2021-05-04 01:24:51,883 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:51,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:51,899 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:52,370 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2021-05-04 01:24:52,370 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:52,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:52,385 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:52,833 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-05-04 01:24:52,833 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:52,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:52,850 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:53,306 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-05-04 01:24:53,307 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:53,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-05-04 01:24:53,329 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:53,747 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2021-05-04 01:24:53,748 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:53,780 INFO L550 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 16 dim-1 vars, End of recursive call: 16 dim-0 vars, and 16 xjuncts. [2021-05-04 01:24:53,780 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 32 variables, input treesize:1169, output treesize:1153 [2021-05-04 01:24:54,410 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-05-04 01:24:55,068 INFO L446 ElimStorePlain]: Different costs {1=[v_C_12], 171=[A, B]} [2021-05-04 01:24:55,103 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,105 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,138 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,140 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,173 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,175 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,217 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,219 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,252 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,254 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,301 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,303 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,338 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,340 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,383 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,385 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,427 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,429 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,462 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,464 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,502 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,504 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,540 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,542 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,585 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,587 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,635 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,637 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,673 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,674 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:55,714 INFO L354 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2021-05-04 01:24:55,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2021-05-04 01:24:55,716 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:56,289 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2021-05-04 01:24:56,289 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:56,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,339 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:56,339 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 49 treesize of output 51 [2021-05-04 01:24:56,368 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:56,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,435 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:56,435 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 49 treesize of output 51 [2021-05-04 01:24:56,443 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:56,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,495 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:56,495 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 51 treesize of output 51 [2021-05-04 01:24:56,502 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:56,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,558 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:56,558 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 49 treesize of output 51 [2021-05-04 01:24:56,565 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:56,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,641 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:56,641 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 49 treesize of output 51 [2021-05-04 01:24:56,648 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:56,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,719 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:56,719 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 47 treesize of output 51 [2021-05-04 01:24:56,726 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:56,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,798 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:56,798 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 51 treesize of output 51 [2021-05-04 01:24:56,816 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 2 xjuncts. [2021-05-04 01:24:56,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,892 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:56,893 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 51 treesize of output 51 [2021-05-04 01:24:56,901 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:56,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:56,980 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:56,981 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 51 treesize of output 51 [2021-05-04 01:24:56,991 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:57,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,067 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:57,067 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 51 treesize of output 51 [2021-05-04 01:24:57,080 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 2 xjuncts. [2021-05-04 01:24:57,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,161 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:57,161 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 47 treesize of output 51 [2021-05-04 01:24:57,168 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:57,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,245 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:57,245 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 51 treesize of output 51 [2021-05-04 01:24:57,257 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 2 xjuncts. [2021-05-04 01:24:57,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,336 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:57,336 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 51 treesize of output 51 [2021-05-04 01:24:57,350 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2021-05-04 01:24:57,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,422 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:57,423 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 47 treesize of output 51 [2021-05-04 01:24:57,434 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:57,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,497 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:57,498 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 47 treesize of output 51 [2021-05-04 01:24:57,504 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:57,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:57,573 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 01:24:57,574 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 51 treesize of output 51 [2021-05-04 01:24:57,580 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-05-04 01:24:59,039 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 242 DAG size of output: 237 [2021-05-04 01:24:59,040 INFO L628 ElimStorePlain]: treesize reduction 108, result has 94.8 percent of original size [2021-05-04 01:24:59,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,088 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:59,088 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 91 treesize of output 89 [2021-05-04 01:24:59,153 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 2 xjuncts. [2021-05-04 01:24:59,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,218 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:59,219 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 77 treesize of output 81 [2021-05-04 01:24:59,290 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 5 xjuncts. [2021-05-04 01:24:59,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,357 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:59,357 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 122 treesize of output 114 [2021-05-04 01:24:59,434 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 4 xjuncts. [2021-05-04 01:24:59,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,502 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:59,502 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 118 treesize of output 114 [2021-05-04 01:24:59,547 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 2 xjuncts. [2021-05-04 01:24:59,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,614 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:59,615 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 79 treesize of output 81 [2021-05-04 01:24:59,679 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 2 xjuncts. [2021-05-04 01:24:59,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,751 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:59,751 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 120 treesize of output 114 [2021-05-04 01:24:59,815 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 3 xjuncts. [2021-05-04 01:24:59,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:24:59,883 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:24:59,884 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 108 treesize of output 102 [2021-05-04 01:25:00,012 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 3 xjuncts. [2021-05-04 01:25:00,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,086 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:00,087 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 108 treesize of output 102 [2021-05-04 01:25:00,163 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 2 xjuncts. [2021-05-04 01:25:00,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,239 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:00,239 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 106 treesize of output 102 [2021-05-04 01:25:00,329 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 3 xjuncts. [2021-05-04 01:25:00,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,418 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:00,419 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 89 treesize of output 89 [2021-05-04 01:25:00,479 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2021-05-04 01:25:00,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,560 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:00,560 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 104 treesize of output 102 [2021-05-04 01:25:00,620 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 3 xjuncts. [2021-05-04 01:25:00,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,701 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:00,702 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 79 treesize of output 81 [2021-05-04 01:25:00,790 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 5 xjuncts. [2021-05-04 01:25:00,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:00,876 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:00,876 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 75 treesize of output 81 [2021-05-04 01:25:00,970 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 3 xjuncts. [2021-05-04 01:25:01,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:01,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:01,057 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:01,057 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 122 treesize of output 114 [2021-05-04 01:25:01,112 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 2 xjuncts. [2021-05-04 01:25:01,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:01,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:01,179 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:01,179 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 87 treesize of output 89 [2021-05-04 01:25:01,270 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 4 xjuncts. [2021-05-04 01:25:01,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:01,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:01,340 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:01,340 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 91 treesize of output 89 [2021-05-04 01:25:01,377 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2021-05-04 01:25:04,753 WARN L205 SmtUtils]: Spent 3.38 s on a formula simplification. DAG size of input: 490 DAG size of output: 233 [2021-05-04 01:25:04,755 INFO L628 ElimStorePlain]: treesize reduction 3947, result has 27.2 percent of original size [2021-05-04 01:25:04,991 INFO L550 ElimStorePlain]: Start of recursive call 1: 17 dim-0 vars, 3 dim-1 vars, End of recursive call: 12 dim-0 vars, and 12 xjuncts. [2021-05-04 01:25:04,992 INFO L247 ElimStorePlain]: Needed 49 recursive calls to eliminate 20 variables, input treesize:1473, output treesize:1167 [2021-05-04 01:25:05,462 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 102 [2021-05-04 01:25:05,687 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 68 [2021-05-04 01:25:06,116 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2021-05-04 01:25:06,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:06,663 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-05-04 01:25:06,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 29 [2021-05-04 01:25:06,669 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:25:06,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:06,701 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-05-04 01:25:06,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 26 [2021-05-04 01:25:06,708 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 01:25:07,064 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2021-05-04 01:25:07,065 INFO L628 ElimStorePlain]: treesize reduction 47, result has 87.1 percent of original size [2021-05-04 01:25:07,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:07,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 01:25:07,078 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 01:25:07,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:07,098 INFO L354 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2021-05-04 01:25:07,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2021-05-04 01:25:07,109 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 01:25:07,241 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-04 01:25:07,242 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:07,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:07,261 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:07,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 31 [2021-05-04 01:25:07,286 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2021-05-04 01:25:07,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:07,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-05-04 01:25:07,297 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 01:25:07,539 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2021-05-04 01:25:07,539 INFO L628 ElimStorePlain]: treesize reduction 7, result has 97.3 percent of original size [2021-05-04 01:25:07,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:07,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-05-04 01:25:07,558 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-04 01:25:07,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:25:07,582 INFO L354 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2021-05-04 01:25:07,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 20 [2021-05-04 01:25:07,585 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-04 01:25:07,698 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-04 01:25:07,699 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:25:07,710 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 01:25:07,711 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:387, output treesize:29 [2021-05-04 01:25:07,772 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:25:07,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:25:07,773 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15] total 26 [2021-05-04 01:25:07,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842107198] [2021-05-04 01:25:07,773 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-04 01:25:07,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:25:07,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-04 01:25:07,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=584, Unknown=0, NotChecked=0, Total=702 [2021-05-04 01:25:07,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:25:07,775 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:25:07,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.2962962962962963) internal successors, (62), 26 states have internal predecessors, (62), 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) [2021-05-04 01:25:07,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:07,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:07,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:25:07,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:25:07,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:25:08,562 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 60 [2021-05-04 01:25:09,020 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 61 [2021-05-04 01:25:10,505 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 322 DAG size of output: 225 [2021-05-04 01:25:10,748 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 111 [2021-05-04 01:25:10,994 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 119 [2021-05-04 01:25:11,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:11,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:11,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:25:11,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:25:11,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:25:11,373 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:25:11,373 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:25:11,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:25:11,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1506981618, now seen corresponding path program 4 times [2021-05-04 01:25:11,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:25:11,374 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208735110] [2021-05-04 01:25:11,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:25:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:25:11,442 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-04 01:25:11,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208735110] [2021-05-04 01:25:11,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [22593546] [2021-05-04 01:25:11,443 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 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 [2021-05-04 01:25:11,504 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 01:25:11,504 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:25:11,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-04 01:25:11,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:25:11,564 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-05-04 01:25:11,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:25:11,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2021-05-04 01:25:11,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434895034] [2021-05-04 01:25:11,565 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-04 01:25:11,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:25:11,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-04 01:25:11,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-05-04 01:25:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:25:11,566 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:25:11,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 8 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) [2021-05-04 01:25:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:11,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:25:11,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:25:11,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:25:11,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:25:11,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:11,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:11,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:25:11,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:25:11,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:25:11,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:25:11,853 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable649 [2021-05-04 01:25:11,853 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:25:11,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:25:11,854 INFO L82 PathProgramCache]: Analyzing trace with hash -708631572, now seen corresponding path program 5 times [2021-05-04 01:25:11,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:25:11,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018316026] [2021-05-04 01:25:11,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:25:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:25:11,913 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-05-04 01:25:11,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018316026] [2021-05-04 01:25:11,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1942501997] [2021-05-04 01:25:11,913 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 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 [2021-05-04 01:25:11,958 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-05-04 01:25:11,958 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:25:11,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 9 conjunts are in the unsatisfiable core [2021-05-04 01:25:11,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:25:12,073 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-05-04 01:25:12,073 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:25:12,073 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 12 [2021-05-04 01:25:12,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44629454] [2021-05-04 01:25:12,074 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-05-04 01:25:12,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:25:12,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-05-04 01:25:12,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-05-04 01:25:12,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:25:12,075 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:25:12,075 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 4.6923076923076925) internal successors, (61), 12 states have internal predecessors, (61), 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) [2021-05-04 01:25:12,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:12,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:12,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:25:12,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:25:12,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:25:12,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:25:12,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:25:12,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:12,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:12,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:25:12,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:25:12,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:25:12,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:25:12,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:25:12,553 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable650,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:25:12,553 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:25:12,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:25:12,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1142117140, now seen corresponding path program 6 times [2021-05-04 01:25:12,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:25:12,554 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671938966] [2021-05-04 01:25:12,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:25:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:25:12,632 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-05-04 01:25:12,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671938966] [2021-05-04 01:25:12,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066361401] [2021-05-04 01:25:12,633 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-05-04 01:25:12,677 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-05-04 01:25:12,678 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:25:12,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 9 conjunts are in the unsatisfiable core [2021-05-04 01:25:12,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:25:12,747 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-05-04 01:25:12,747 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:25:12,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2021-05-04 01:25:12,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270140519] [2021-05-04 01:25:12,748 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-04 01:25:12,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:25:12,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-04 01:25:12,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-05-04 01:25:12,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:25:12,749 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:25:12,749 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 3.6) internal successors, (36), 9 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) [2021-05-04 01:25:12,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:12,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:12,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:25:12,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:25:12,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:25:12,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:25:12,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:25:12,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:25:12,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:12,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:25:12,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:25:12,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:25:12,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:25:12,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:25:12,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:25:12,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:25:13,068 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable651 [2021-05-04 01:25:13,069 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:25:13,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:25:13,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1616955850, now seen corresponding path program 7 times [2021-05-04 01:25:13,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:25:13,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045476631] [2021-05-04 01:25:13,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:25:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown