/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-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 03:01:57,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 03:01:57,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 03:01:57,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-13 03:01:57,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-13 03:01:57,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-13 03:01:57,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-13 03:01:57,123 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-Sleep-SemanticLbe-Delay.epf [2021-03-13 03:01:57,143 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 03:01:57,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 03:01:57,143 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 03:01:57,143 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 03:01:57,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 03:01:57,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 03:01:57,145 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 03:01:57,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 03:01:57,145 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 03:01:57,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 03:01:57,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 03:01:57,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 03:01:57,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 03:01:57,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 03:01:57,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 03:01:57,146 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 03:01:57,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 03:01:57,146 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 03:01:57,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 03:01:57,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 03:01:57,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 03:01:57,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 03:01:57,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 03:01:57,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 03:01:57,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 03:01:57,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 03:01:57,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 03:01:57,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 03:01:57,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 03:01:57,148 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 03:01:57,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 03:01:57,149 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 03:01:57,149 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 03:01:57,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 03:01:57,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 03:01:57,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 03:01:57,430 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 03:01:57,433 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 03:01:57,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-array.wvr.bpl [2021-03-13 03:01:57,434 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-array.wvr.bpl' [2021-03-13 03:01:57,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 03:01:57,470 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 03:01:57,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 03:01:57,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 03:01:57,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 03:01:57,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:01:57" (1/1) ... [2021-03-13 03:01:57,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:01:57" (1/1) ... [2021-03-13 03:01:57,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 03:01:57,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 03:01:57,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 03:01:57,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 03:01:57,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:01:57" (1/1) ... [2021-03-13 03:01:57,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:01:57" (1/1) ... [2021-03-13 03:01:57,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:01:57" (1/1) ... [2021-03-13 03:01:57,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:01:57" (1/1) ... [2021-03-13 03:01:57,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:01:57" (1/1) ... [2021-03-13 03:01:57,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:01:57" (1/1) ... [2021-03-13 03:01:57,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:01:57" (1/1) ... [2021-03-13 03:01:57,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 03:01:57,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 03:01:57,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 03:01:57,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 03:01:57,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:01:57" (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 [2021-03-13 03:01:57,556 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 03:01:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 03:01:57,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 03:01:57,557 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 03:01:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 03:01:57,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 03:01:57,557 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 03:01:57,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 03:01:57,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 03:01:57,558 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-13 03:01:57,558 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-13 03:01:57,558 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-13 03:01:57,559 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-13 03:01:57,727 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 03:01:57,727 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-13 03:01:57,729 INFO L202 PluginConnector]: Adding new model min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 03:01:57 BoogieIcfgContainer [2021-03-13 03:01:57,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 03:01:57,730 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 03:01:57,730 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 03:01:57,733 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 03:01:57,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:01:57" (1/2) ... [2021-03-13 03:01:57,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@170d1b7c and model type min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 03:01:57, skipping insertion in model container [2021-03-13 03:01:57,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 03:01:57" (2/2) ... [2021-03-13 03:01:57,735 INFO L111 eAbstractionObserver]: Analyzing ICFG min-array.wvr.bpl [2021-03-13 03:01:57,739 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 03:01:57,739 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 03:01:57,742 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 03:01:57,742 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 03:01:57,772 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-13 03:01:57,786 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 [2021-03-13 03:01:57,839 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 03:01:57,840 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 03:01:57,840 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 03:01:57,840 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 03:01:57,840 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 03:01:57,840 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 03:01:57,844 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 03:01:57,845 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 03:01:57,857 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 03:01:57,858 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 29 transitions, 82 flow [2021-03-13 03:01:57,864 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 29 transitions, 82 flow [2021-03-13 03:01:57,866 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 29 transitions, 82 flow [2021-03-13 03:01:57,904 INFO L129 PetriNetUnfolder]: 3/26 cut-off events. [2021-03-13 03:01:57,904 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-13 03:01:57,906 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 3/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 24 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 18. Up to 2 conditions per place. [2021-03-13 03:01:57,907 INFO L116 LiptonReduction]: Number of co-enabled transitions 144 [2021-03-13 03:01:58,259 INFO L131 LiptonReduction]: Checked pairs total: 116 [2021-03-13 03:01:58,259 INFO L133 LiptonReduction]: Total number of compositions: 12 [2021-03-13 03:01:58,356 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:01:58,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:01:58,361 INFO L82 PathProgramCache]: Analyzing trace with hash -1960962719, now seen corresponding path program 1 times [2021-03-13 03:01:58,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:01:58,377 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423272782] [2021-03-13 03:01:58,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:01:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:01:58,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:01:58,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423272782] [2021-03-13 03:01:58,477 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 03:01:58,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-13 03:01:58,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034696526] [2021-03-13 03:01:58,481 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 03:01:58,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:01:58,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 03:01:58,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-13 03:01:58,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:01:58,494 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:01:58,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2021-03-13 03:01:58,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:01:58,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:58,510 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 03:01:58,510 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:01:58,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:01:58,511 INFO L82 PathProgramCache]: Analyzing trace with hash -622468569, now seen corresponding path program 1 times [2021-03-13 03:01:58,511 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:01:58,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057543326] [2021-03-13 03:01:58,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:01:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:01:58,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 03:01:58,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057543326] [2021-03-13 03:01:58,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 03:01:58,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-13 03:01:58,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221615346] [2021-03-13 03:01:58,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 03:01:58,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:01:58,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 03:01:58,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-13 03:01:58,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:01:58,549 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:01:58,549 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2021-03-13 03:01:58,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:58,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:01:58,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:58,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:58,561 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-13 03:01:58,561 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:01:58,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:01:58,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1093416878, now seen corresponding path program 1 times [2021-03-13 03:01:58,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:01:58,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501843478] [2021-03-13 03:01:58,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:01:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:01:58,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 03:01:58,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501843478] [2021-03-13 03:01:58,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 03:01:58,596 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 03:01:58,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87775115] [2021-03-13 03:01:58,596 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 03:01:58,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:01:58,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 03:01:58,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-13 03:01:58,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:01:58,597 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:01:58,598 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-03-13 03:01:58,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:58,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:58,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:01:58,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:58,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:58,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:58,635 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-13 03:01:58,636 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:01:58,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:01:58,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1096968467, now seen corresponding path program 1 times [2021-03-13 03:01:58,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:01:58,637 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351173116] [2021-03-13 03:01:58,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:01:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:01:58,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:01:58,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351173116] [2021-03-13 03:01:58,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1453199959] [2021-03-13 03:01:58,861 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 [2021-03-13 03:01:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:01:58,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-13 03:01:58,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:01:59,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:01:59,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:01:59,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-13 03:01:59,342 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:01:59,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:01:59,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 10 [2021-03-13 03:01:59,350 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:01:59,375 INFO L628 ElimStorePlain]: treesize reduction 25, result has 45.7 percent of original size [2021-03-13 03:01:59,377 INFO L518 ElimStorePlain]: Eliminatee v_prenex_2 vanished before elimination [2021-03-13 03:01:59,380 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 03:01:59,380 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:85, output treesize:15 [2021-03-13 03:01:59,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:01:59,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:01:59,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2021-03-13 03:01:59,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225575591] [2021-03-13 03:01:59,421 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-13 03:01:59,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:01:59,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-13 03:01:59,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-13 03:01:59,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:01:59,427 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:01:59,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 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) [2021-03-13 03:01:59,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:59,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:59,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:59,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:01:59,647 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 27 [2021-03-13 03:01:59,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:59,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:59,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:01:59,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:01:59,917 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:01:59,918 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:01:59,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:01:59,918 INFO L82 PathProgramCache]: Analyzing trace with hash 503295508, now seen corresponding path program 2 times [2021-03-13 03:01:59,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:01:59,918 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483432866] [2021-03-13 03:01:59,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:01:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:01:59,979 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:01:59,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483432866] [2021-03-13 03:01:59,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471644267] [2021-03-13 03:01:59,980 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 [2021-03-13 03:02:00,036 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 03:02:00,037 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:02:00,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-13 03:02:00,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:02:00,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:00,109 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:02:00,109 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-03-13 03:02:00,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396666495] [2021-03-13 03:02:00,110 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-13 03:02:00,110 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:02:00,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-13 03:02:00,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-13 03:02:00,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:00,112 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:02:00,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:02:00,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:00,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:00,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:00,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:00,439 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-03-13 03:02:00,439 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:02:00,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:02:00,440 INFO L82 PathProgramCache]: Analyzing trace with hash 2071107633, now seen corresponding path program 1 times [2021-03-13 03:02:00,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:02:00,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958797483] [2021-03-13 03:02:00,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:02:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:02:00,490 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 03:02:00,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958797483] [2021-03-13 03:02:00,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1390373015] [2021-03-13 03:02:00,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:02:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:02:00,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-13 03:02:00,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:02:00,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 03:02:00,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:02:00,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-13 03:02:00,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241915228] [2021-03-13 03:02:00,596 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-13 03:02:00,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:02:00,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-13 03:02:00,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-13 03:02:00,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:00,597 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:02:00,597 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 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) [2021-03-13 03:02:00,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:00,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:00,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:00,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:00,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:00,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:00,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:02:00,859 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:02:00,860 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:02:00,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:02:00,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1207067726, now seen corresponding path program 3 times [2021-03-13 03:02:00,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:02:00,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684241229] [2021-03-13 03:02:00,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:02:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:02:00,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:00,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684241229] [2021-03-13 03:02:00,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729790847] [2021-03-13 03:02:00,929 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 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 [2021-03-13 03:02:00,967 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-13 03:02:00,967 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:02:00,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-13 03:02:00,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:02:01,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:01,055 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:02:01,055 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-03-13 03:02:01,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581672034] [2021-03-13 03:02:01,055 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-13 03:02:01,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:02:01,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-13 03:02:01,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-03-13 03:02:01,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:01,057 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:02:01,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 10 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) [2021-03-13 03:02:01,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:01,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:01,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:01,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:01,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:01,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:02:01,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:01,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:01,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:01,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:01,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:01,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:01,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:02:01,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:01,459 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-13 03:02:01,459 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:02:01,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:02:01,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1385185775, now seen corresponding path program 4 times [2021-03-13 03:02:01,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:02:01,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103734620] [2021-03-13 03:02:01,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:02:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:02:01,844 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2021-03-13 03:02:01,996 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:01,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103734620] [2021-03-13 03:02:02,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [994786111] [2021-03-13 03:02:02,000 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 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 [2021-03-13 03:02:02,038 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 03:02:02,038 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:02:02,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 24 conjunts are in the unsatisfiable core [2021-03-13 03:02:02,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:02:02,631 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 69 [2021-03-13 03:02:02,774 INFO L446 ElimStorePlain]: Different costs {3=[v_prenex_10, v_prenex_11], 5=[A, v_prenex_12]} [2021-03-13 03:02:02,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:02,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:02,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:02,785 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2021-03-13 03:02:02,787 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:02,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:02,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:02,796 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 7 [2021-03-13 03:02:02,799 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:02,909 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2021-03-13 03:02:02,909 INFO L628 ElimStorePlain]: treesize reduction 133, result has 45.0 percent of original size [2021-03-13 03:02:02,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:02,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:02,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:02,924 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-03-13 03:02:02,930 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:02,972 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:02,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:02,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:02,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:02,981 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-03-13 03:02:02,984 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:03,015 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:03,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:03,021 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:03,022 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2021-03-13 03:02:03,032 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:03,059 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:03,068 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 03:02:03,068 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:299, output treesize:27 [2021-03-13 03:02:03,123 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:03,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:02:03,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 13 [2021-03-13 03:02:03,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737300715] [2021-03-13 03:02:03,124 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-13 03:02:03,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:02:03,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-13 03:02:03,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-03-13 03:02:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:03,125 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:02:03,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 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) [2021-03-13 03:02:03,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:03,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:03,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:03,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:03,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:03,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:02:03,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:03,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:03,516 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 57 [2021-03-13 03:02:03,868 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 49 [2021-03-13 03:02:03,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:03,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:03,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:03,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:03,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:03,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:02:03,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:03,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:04,149 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:02:04,149 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:02:04,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:02:04,149 INFO L82 PathProgramCache]: Analyzing trace with hash 47002255, now seen corresponding path program 5 times [2021-03-13 03:02:04,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:02:04,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355319756] [2021-03-13 03:02:04,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:02:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:02:04,225 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:04,225 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355319756] [2021-03-13 03:02:04,225 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780551312] [2021-03-13 03:02:04,225 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-13 03:02:04,265 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-13 03:02:04,265 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:02:04,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-13 03:02:04,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:02:04,381 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:04,381 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:02:04,381 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 16 [2021-03-13 03:02:04,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54587735] [2021-03-13 03:02:04,382 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-13 03:02:04,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:02:04,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-13 03:02:04,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2021-03-13 03:02:04,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:04,383 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:02:04,383 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.7647058823529411) internal successors, (30), 16 states have internal predecessors, (30), 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) [2021-03-13 03:02:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:02:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:04,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:04,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:04,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:04,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:04,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:04,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:04,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:02:04,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:04,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:04,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:02:04,776 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-13 03:02:04,777 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:02:04,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:02:04,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1606649522, now seen corresponding path program 6 times [2021-03-13 03:02:04,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:02:04,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344582557] [2021-03-13 03:02:04,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:02:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:02:04,881 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:04,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344582557] [2021-03-13 03:02:04,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2118574914] [2021-03-13 03:02:04,882 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:02:04,917 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-13 03:02:04,917 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:02:04,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-13 03:02:04,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:02:05,050 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:05,050 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:02:05,051 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2021-03-13 03:02:05,051 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498643915] [2021-03-13 03:02:05,051 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-13 03:02:05,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:02:05,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-13 03:02:05,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2021-03-13 03:02:05,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:05,052 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:02:05,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 18 states have internal predecessors, (32), 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) [2021-03-13 03:02:05,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:05,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:05,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:05,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:05,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:05,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:02:05,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:05,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:05,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:02:05,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:05,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:05,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:05,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:05,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:05,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:05,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:02:05,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:05,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:05,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:02:05,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:02:05,540 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:02:05,540 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:02:05,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:02:05,541 INFO L82 PathProgramCache]: Analyzing trace with hash -1583892753, now seen corresponding path program 7 times [2021-03-13 03:02:05,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:02:05,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973736555] [2021-03-13 03:02:05,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:02:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:02:06,135 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2021-03-13 03:02:06,432 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 97 [2021-03-13 03:02:06,751 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 88 [2021-03-13 03:02:06,893 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 57 [2021-03-13 03:02:07,036 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:07,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973736555] [2021-03-13 03:02:07,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405589373] [2021-03-13 03:02:07,037 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:02:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:02:07,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 40 conjunts are in the unsatisfiable core [2021-03-13 03:02:07,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:02:07,467 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-03-13 03:02:08,178 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-13 03:02:10,012 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 354 DAG size of output: 335 [2021-03-13 03:02:11,466 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 360 DAG size of output: 339 [2021-03-13 03:02:13,177 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 366 DAG size of output: 343 [2021-03-13 03:02:13,489 INFO L446 ElimStorePlain]: Different costs {10=[v_prenex_55, v_prenex_44], 14=[v_prenex_50, A, v_prenex_54, v_prenex_43, v_prenex_53, v_prenex_52, v_prenex_51, v_prenex_47, v_prenex_57, v_prenex_46, v_prenex_45, v_prenex_56, v_prenex_49, v_prenex_48]} [2021-03-13 03:02:13,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:13,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:13,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:13,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:13,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:13,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:13,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:13,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2021-03-13 03:02:13,520 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:14,625 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 369 DAG size of output: 298 [2021-03-13 03:02:14,625 INFO L628 ElimStorePlain]: treesize reduction 1009, result has 43.2 percent of original size [2021-03-13 03:02:14,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,650 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:14,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2021-03-13 03:02:14,656 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:14,917 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2021-03-13 03:02:14,917 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:14,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:14,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:14,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 19 [2021-03-13 03:02:14,936 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:15,174 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2021-03-13 03:02:15,175 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:15,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,192 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:15,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:15,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 19 [2021-03-13 03:02:15,197 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:15,426 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2021-03-13 03:02:15,427 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:15,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,443 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:15,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 03:02:15,447 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:15,668 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2021-03-13 03:02:15,669 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:15,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:15,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2021-03-13 03:02:15,688 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:15,906 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2021-03-13 03:02:15,906 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:15,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:15,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:15,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 03:02:15,929 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:16,190 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-03-13 03:02:16,191 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:16,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:16,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 03:02:16,214 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:16,430 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-03-13 03:02:16,431 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:16,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:16,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 03:02:16,455 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:16,688 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-03-13 03:02:16,688 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:16,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:16,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:16,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 19 [2021-03-13 03:02:16,727 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:16,922 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2021-03-13 03:02:16,922 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:16,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:16,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:16,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 19 [2021-03-13 03:02:16,943 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:17,179 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2021-03-13 03:02:17,179 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:17,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:17,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 03:02:17,202 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:17,383 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-03-13 03:02:17,383 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:17,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:17,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2021-03-13 03:02:17,408 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:17,575 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2021-03-13 03:02:17,575 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:17,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:17,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-03-13 03:02:17,598 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:17,758 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-03-13 03:02:17,758 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:17,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:17,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:17,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-03-13 03:02:17,777 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:17,907 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-03-13 03:02:17,908 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:17,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:17,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:02:17,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:02:17,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-03-13 03:02:17,927 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-13 03:02:18,041 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 03:02:18,041 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:02:18,051 INFO L550 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 16 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-03-13 03:02:18,051 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 32 variables, input treesize:1824, output treesize:67 [2021-03-13 03:02:18,160 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:18,161 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:02:18,161 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 21 [2021-03-13 03:02:18,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246510473] [2021-03-13 03:02:18,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-13 03:02:18,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:02:18,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-13 03:02:18,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2021-03-13 03:02:18,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:18,163 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:02:18,163 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 22 states have (on average 1.7272727272727273) internal successors, (38), 22 states have internal predecessors, (38), 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) [2021-03-13 03:02:18,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:18,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:18,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:18,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:18,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:18,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:02:18,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:18,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:18,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:02:18,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:02:18,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:02:18,573 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 61 [2021-03-13 03:02:19,228 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 102 [2021-03-13 03:02:20,404 WARN L205 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 158 [2021-03-13 03:02:21,183 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 139 [2021-03-13 03:02:27,370 WARN L205 SmtUtils]: Spent 6.05 s on a formula simplification. DAG size of input: 259 DAG size of output: 149 [2021-03-13 03:02:27,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:02:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:02:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:02:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:02:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:02:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:02:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:02:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:02:27,845 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:02:27,845 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:02:27,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:02:27,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1747676691, now seen corresponding path program 8 times [2021-03-13 03:02:27,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:02:27,846 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312721238] [2021-03-13 03:02:27,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:02:27,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:02:28,251 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2021-03-13 03:02:28,452 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2021-03-13 03:02:28,781 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 83 [2021-03-13 03:02:29,162 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 105 [2021-03-13 03:02:29,466 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2021-03-13 03:02:29,680 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 70 [2021-03-13 03:02:29,827 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2021-03-13 03:02:29,979 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:02:29,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312721238] [2021-03-13 03:02:29,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1251456078] [2021-03-13 03:02:29,979 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:02:30,011 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 03:02:30,011 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:02:30,013 WARN L261 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 49 conjunts are in the unsatisfiable core [2021-03-13 03:02:30,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:02:30,722 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-13 03:02:34,268 WARN L205 SmtUtils]: Spent 2.82 s on a formula simplification that was a NOOP. DAG size: 156 [2021-03-13 03:02:43,109 WARN L205 SmtUtils]: Spent 6.91 s on a formula simplification. DAG size of input: 787 DAG size of output: 752 [2021-03-13 03:02:50,376 WARN L205 SmtUtils]: Spent 6.08 s on a formula simplification. DAG size of input: 793 DAG size of output: 756 [2021-03-13 03:02:59,001 WARN L205 SmtUtils]: Spent 7.07 s on a formula simplification. DAG size of input: 799 DAG size of output: 760 [2021-03-13 03:03:08,752 WARN L205 SmtUtils]: Spent 7.95 s on a formula simplification. DAG size of input: 805 DAG size of output: 764 [2021-03-13 03:03:09,652 INFO L446 ElimStorePlain]: Different costs {15=[v_prenex_129, v_prenex_147], 20=[v_prenex_140, v_prenex_141, v_prenex_142, v_prenex_120, v_prenex_121, v_prenex_143, v_prenex_122, v_prenex_144, v_prenex_145, v_prenex_123, v_prenex_124, v_prenex_146, v_prenex_125, v_prenex_148, v_prenex_126, v_prenex_127, v_prenex_149, v_prenex_128, v_prenex_150, v_prenex_130, v_prenex_131, v_prenex_132, v_prenex_133, v_prenex_134, v_prenex_135, v_prenex_136, v_prenex_137, v_prenex_138, v_prenex_139, A]} [2021-03-13 03:03:09,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:09,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:09,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 22 [2021-03-13 03:03:09,781 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:09,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:09,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:09,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2021-03-13 03:03:09,854 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:15,106 WARN L205 SmtUtils]: Spent 5.25 s on a formula simplification. DAG size of input: 850 DAG size of output: 677 [2021-03-13 03:03:15,108 INFO L628 ElimStorePlain]: treesize reduction 2415, result has 43.5 percent of original size [2021-03-13 03:03:15,108 INFO L518 ElimStorePlain]: Eliminatee v_prenex_147 vanished before elimination [2021-03-13 03:03:15,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:15,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:15,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 03:03:15,165 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:16,406 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 661 [2021-03-13 03:03:16,407 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:16,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:16,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:16,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:16,449 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:16,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:16,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:16,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:16,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:16,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:16,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:16,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:16,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:16,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 03:03:16,469 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:17,701 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 644 [2021-03-13 03:03:17,702 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:17,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:17,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:17,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 03:03:17,772 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:18,919 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 627 [2021-03-13 03:03:18,920 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:18,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:18,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:18,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:18,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 22 [2021-03-13 03:03:18,992 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:20,153 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 610 [2021-03-13 03:03:20,153 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:20,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:20,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:20,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:20,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 03:03:20,208 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:21,324 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 591 [2021-03-13 03:03:21,325 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:21,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:21,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:21,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:21,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 22 [2021-03-13 03:03:21,381 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:22,492 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 574 [2021-03-13 03:03:22,492 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:22,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:22,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:22,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 03:03:22,550 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:23,632 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 556 [2021-03-13 03:03:23,633 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:23,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:23,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:23,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 03:03:23,681 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:24,713 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 540 [2021-03-13 03:03:24,714 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:24,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:24,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:24,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:24,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:24,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:24,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:24,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:24,750 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:24,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:24,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:24,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:24,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:24,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 03:03:24,760 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:25,784 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 522 [2021-03-13 03:03:25,785 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:25,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:25,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:25,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2021-03-13 03:03:25,840 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:26,826 WARN L205 SmtUtils]: Spent 985.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2021-03-13 03:03:26,827 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:26,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:26,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:26,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 03:03:26,894 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:27,854 WARN L205 SmtUtils]: Spent 959.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2021-03-13 03:03:27,854 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:27,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,898 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:27,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:27,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 03:03:27,905 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:28,860 WARN L205 SmtUtils]: Spent 954.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2021-03-13 03:03:28,861 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:28,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:28,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:28,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 03:03:28,910 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:29,820 WARN L205 SmtUtils]: Spent 909.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2021-03-13 03:03:29,821 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:29,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:29,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:29,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:29,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:29,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:29,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:29,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:29,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:29,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:29,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:29,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:29,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:29,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 22 [2021-03-13 03:03:29,865 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:30,784 WARN L205 SmtUtils]: Spent 917.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2021-03-13 03:03:30,784 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:30,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:30,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:30,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:30,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:30,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:30,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:30,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:30,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:30,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:30,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:30,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:30,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:30,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 03:03:30,825 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:31,683 WARN L205 SmtUtils]: Spent 857.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2021-03-13 03:03:31,683 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:31,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:31,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:31,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2021-03-13 03:03:31,730 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:32,588 WARN L205 SmtUtils]: Spent 857.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2021-03-13 03:03:32,589 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:32,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:32,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:32,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:32,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:32,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:32,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:32,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:32,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:32,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:32,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:32,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:32,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 03:03:32,630 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:33,450 WARN L205 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2021-03-13 03:03:33,451 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:33,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:33,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:33,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 22 [2021-03-13 03:03:33,497 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:34,268 WARN L205 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2021-03-13 03:03:34,269 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:34,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:34,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:34,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2021-03-13 03:03:34,321 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:35,070 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2021-03-13 03:03:35,070 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:35,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:35,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 03:03:35,110 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:35,902 WARN L205 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 330 [2021-03-13 03:03:35,903 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:35,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:35,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:35,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:35,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2021-03-13 03:03:35,947 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:36,682 WARN L205 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2021-03-13 03:03:36,683 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:36,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:36,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:36,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:36,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:36,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:36,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:36,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:36,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:36,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:36,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:36,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:36,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:36,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2021-03-13 03:03:36,723 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:37,416 WARN L205 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2021-03-13 03:03:37,416 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:37,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:37,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:37,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:37,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:37,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:37,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:37,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:37,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:37,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:37,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:37,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:37,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:37,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 03:03:37,462 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:38,114 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2021-03-13 03:03:38,114 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:38,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:38,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 03:03:38,149 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:38,786 WARN L205 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2021-03-13 03:03:38,786 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:38,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:38,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:38,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 03:03:38,826 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:39,417 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2021-03-13 03:03:39,418 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:39,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:39,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:39,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:39,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:39,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:39,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:39,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:39,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:39,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:39,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:39,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:39,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-03-13 03:03:39,451 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:39,999 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2021-03-13 03:03:40,000 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:40,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:40,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:40,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2021-03-13 03:03:40,037 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:40,549 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-03-13 03:03:40,550 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:40,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:40,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:40,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2021-03-13 03:03:40,588 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:41,109 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-03-13 03:03:41,110 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:41,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:41,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 22 [2021-03-13 03:03:41,144 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:41,620 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2021-03-13 03:03:41,621 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:41,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:03:41,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:03:41,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 03:03:41,653 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-03-13 03:03:42,084 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-03-13 03:03:42,085 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:03:42,109 INFO L550 ElimStorePlain]: Start of recursive call 1: 32 dim-0 vars, 32 dim-1 vars, End of recursive call: and 10 xjuncts. [2021-03-13 03:03:42,109 INFO L247 ElimStorePlain]: Needed 33 recursive calls to eliminate 64 variables, input treesize:4377, output treesize:85 [2021-03-13 03:03:42,414 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:03:42,415 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:03:42,415 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 25 [2021-03-13 03:03:42,415 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645888750] [2021-03-13 03:03:42,415 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-03-13 03:03:42,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:03:42,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-03-13 03:03:42,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=614, Unknown=0, NotChecked=0, Total=702 [2021-03-13 03:03:42,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:03:42,416 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:03:42,416 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 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) [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:03:42,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:03:43,359 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2021-03-13 03:03:44,571 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2021-03-13 03:03:46,281 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2021-03-13 03:03:51,316 WARN L205 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 275 DAG size of output: 233 [2021-03-13 03:03:53,342 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 180 DAG size of output: 168 [2021-03-13 03:04:27,467 WARN L205 SmtUtils]: Spent 33.80 s on a formula simplification. DAG size of input: 373 DAG size of output: 248 [2021-03-13 03:04:28,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:04:28,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:04:28,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:04:28,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:04:28,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:04:28,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:04:28,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:04:28,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-13 03:04:28,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:04:28,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:04:28,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-13 03:04:28,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:04:28,428 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:04:28,429 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:04:28,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:04:28,429 INFO L82 PathProgramCache]: Analyzing trace with hash 847289327, now seen corresponding path program 9 times [2021-03-13 03:04:28,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:04:28,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310814445] [2021-03-13 03:04:28,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:04:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:04:29,245 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 20 [2021-03-13 03:04:29,610 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 47 [2021-03-13 03:04:30,299 WARN L205 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 67 [2021-03-13 03:04:30,538 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 222 [2021-03-13 03:04:32,065 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 222 DAG size of output: 94 [2021-03-13 03:04:32,313 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 277 [2021-03-13 03:04:35,656 WARN L205 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 277 DAG size of output: 127 [2021-03-13 03:04:36,426 WARN L205 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 306 [2021-03-13 03:04:41,648 WARN L205 SmtUtils]: Spent 5.09 s on a formula simplification. DAG size of input: 306 DAG size of output: 164 [2021-03-13 03:04:42,261 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 323 DAG size of output: 296 [2021-03-13 03:04:47,069 WARN L205 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 296 DAG size of output: 154 [2021-03-13 03:04:47,711 WARN L205 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 245 [2021-03-13 03:04:49,999 WARN L205 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 245 DAG size of output: 108 [2021-03-13 03:04:50,440 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 199 [2021-03-13 03:04:51,978 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 199 DAG size of output: 75 [2021-03-13 03:04:52,148 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 141 [2021-03-13 03:04:53,054 WARN L205 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 46 [2021-03-13 03:04:53,469 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2021-03-13 03:04:53,723 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:04:53,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310814445] [2021-03-13 03:04:53,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1095688855] [2021-03-13 03:04:53,724 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:04:53,774 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-03-13 03:04:53,774 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:04:53,776 WARN L261 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 58 conjunts are in the unsatisfiable core [2021-03-13 03:04:53,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:04:54,406 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-03-13 03:04:54,791 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-03-13 03:04:55,384 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-03-13 03:05:05,521 WARN L205 SmtUtils]: Spent 9.04 s on a formula simplification that was a NOOP. DAG size: 185 [2021-03-13 03:11:19,881 WARN L205 SmtUtils]: Spent 6.12 m on a formula simplification that was a NOOP. DAG size: 1750 [2021-03-13 03:14:01,078 WARN L205 SmtUtils]: Spent 2.53 m on a formula simplification that was a NOOP. DAG size: 1749 Received shutdown request... [2021-03-13 03:16:27,130 WARN L222 SmtUtils]: Removed 68 from assertion stack [2021-03-13 03:16:27,332 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable213 [2021-03-13 03:16:27,332 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-13 03:16:27,337 WARN L224 ceAbstractionStarter]: Timeout [2021-03-13 03:16:27,338 INFO L202 PluginConnector]: Adding new model min-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 03:16:27 BasicIcfg [2021-03-13 03:16:27,338 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-13 03:16:27,338 INFO L168 Benchmark]: Toolchain (without parser) took 869870.84 ms. Allocated memory was 255.9 MB in the beginning and 595.6 MB in the end (delta: 339.7 MB). Free memory was 236.9 MB in the beginning and 442.3 MB in the end (delta: -205.4 MB). Peak memory consumption was 361.9 MB. Max. memory is 16.0 GB. [2021-03-13 03:16:27,339 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 255.9 MB. Free memory is still 238.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 03:16:27,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.55 ms. Allocated memory is still 255.9 MB. Free memory was 236.6 MB in the beginning and 235.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 03:16:27,339 INFO L168 Benchmark]: Boogie Preprocessor took 13.39 ms. Allocated memory is still 255.9 MB. Free memory was 235.0 MB in the beginning and 234.1 MB in the end (delta: 942.9 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 03:16:27,339 INFO L168 Benchmark]: RCFGBuilder took 220.71 ms. Allocated memory is still 255.9 MB. Free memory was 233.9 MB in the beginning and 235.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.0 GB. [2021-03-13 03:16:27,339 INFO L168 Benchmark]: TraceAbstraction took 869607.51 ms. Allocated memory was 255.9 MB in the beginning and 595.6 MB in the end (delta: 339.7 MB). Free memory was 234.7 MB in the beginning and 442.3 MB in the end (delta: -207.6 MB). Peak memory consumption was 359.3 MB. Max. memory is 16.0 GB. [2021-03-13 03:16:27,339 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 255.9 MB. Free memory is still 238.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.55 ms. Allocated memory is still 255.9 MB. Free memory was 236.6 MB in the beginning and 235.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 13.39 ms. Allocated memory is still 255.9 MB. Free memory was 235.0 MB in the beginning and 234.1 MB in the end (delta: 942.9 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 220.71 ms. Allocated memory is still 255.9 MB. Free memory was 233.9 MB in the beginning and 235.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 869607.51 ms. Allocated memory was 255.9 MB in the beginning and 595.6 MB in the end (delta: 339.7 MB). Free memory was 234.7 MB in the beginning and 442.3 MB in the end (delta: -207.6 MB). Peak memory consumption was 359.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 394.6ms, 36 PlacesBefore, 25 PlacesAfterwards, 29 TransitionsBefore, 18 TransitionsAfterwards, 144 CoEnabledTransitionPairs, 2 FixpointIterations, 6 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 12 TotalNumberOfCompositions, 116 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 116, positive: 116, positive conditional: 0, positive unconditional: 116, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 86, positive: 86, positive conditional: 0, positive unconditional: 86, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 86, positive: 86, positive conditional: 0, positive unconditional: 86, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 116, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 86, unknown conditional: 0, unknown unconditional: 86] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 18, Positive conditional cache size: 0, Positive unconditional cache size: 18, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1083, positive: 812, positive conditional: 812, positive unconditional: 0, negative: 271, negative conditional: 271, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 812, positive: 812, positive conditional: 812, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 812, positive: 812, positive conditional: 0, positive unconditional: 812, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 34, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 34, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 812, positive: 778, positive conditional: 0, positive unconditional: 778, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 34, unknown conditional: 0, unknown unconditional: 34] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 271 - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 65). Cancelled while PartialOrderCegarLoop was analyzing trace of length 24 with TraceHistMax 6,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1947 for 132761ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 869535.0ms, OverallIterations: 13, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 433.6ms, PartialOrderReductionTime: 57350.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 118, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 56.2ms SsaConstructionTime, 316.7ms SatisfiabilityAnalysisTime, 90176.9ms InterpolantComputationTime, 325 NumberOfCodeBlocks, 325 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 304 ConstructedInterpolants, 16 QuantifiedInterpolants, 29744 SizeOfPredicates, 25 NumberOfNonLiveVariables, 608 ConjunctsInSsa, 169 ConjunctsInUnsatCore, 21 InterpolantComputations, 3 PerfectInterpolantSequences, 33/198 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown