/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-NoLbe-New_States.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/ring-nondet.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a865e3bea3ade1065a4c95009cfa501fe03c5538-a865e3b [2021-02-20 01:01:11,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-20 01:01:11,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-20 01:01:11,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-20 01:01:11,867 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-NoLbe-New_States.epf [2021-02-20 01:01:11,895 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-20 01:01:11,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-20 01:01:11,896 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-02-20 01:01:11,896 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-02-20 01:01:11,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-20 01:01:11,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-20 01:01:11,898 INFO L138 SettingsManager]: * Use SBE=true [2021-02-20 01:01:11,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-20 01:01:11,899 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-20 01:01:11,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-20 01:01:11,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-20 01:01:11,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-20 01:01:11,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-20 01:01:11,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-20 01:01:11,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-20 01:01:11,900 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-20 01:01:11,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-20 01:01:11,900 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-20 01:01:11,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-20 01:01:11,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-20 01:01:11,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-20 01:01:11,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-20 01:01:11,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-20 01:01:11,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-20 01:01:11,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-20 01:01:11,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-20 01:01:11,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-20 01:01:11,902 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-20 01:01:11,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-20 01:01:11,902 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-02-20 01:01:11,902 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-02-20 01:01:11,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-20 01:01:11,902 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-02-20 01:01:11,902 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-20 01:01:12,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-20 01:01:12,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-20 01:01:12,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-20 01:01:12,154 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-02-20 01:01:12,155 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-02-20 01:01:12,155 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/ring-nondet.wvr.bpl [2021-02-20 01:01:12,156 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/ring-nondet.wvr.bpl' [2021-02-20 01:01:12,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-20 01:01:12,186 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-20 01:01:12,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-02-20 01:01:12,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-02-20 01:01:12,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-02-20 01:01:12,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 01:01:12" (1/1) ... [2021-02-20 01:01:12,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 01:01:12" (1/1) ... [2021-02-20 01:01:12,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-02-20 01:01:12,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-20 01:01:12,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-20 01:01:12,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-20 01:01:12,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 01:01:12" (1/1) ... [2021-02-20 01:01:12,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 01:01:12" (1/1) ... [2021-02-20 01:01:12,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 01:01:12" (1/1) ... [2021-02-20 01:01:12,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 01:01:12" (1/1) ... [2021-02-20 01:01:12,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 01:01:12" (1/1) ... [2021-02-20 01:01:12,221 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 01:01:12" (1/1) ... [2021-02-20 01:01:12,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 01:01:12" (1/1) ... [2021-02-20 01:01:12,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-20 01:01:12,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-20 01:01:12,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-20 01:01:12,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-20 01:01:12,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 01:01:12" (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 [2021-02-20 01:01:12,304 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-02-20 01:01:12,304 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-02-20 01:01:12,304 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-02-20 01:01:12,305 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-02-20 01:01:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-02-20 01:01:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-02-20 01:01:12,317 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-02-20 01:01:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-20 01:01:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-20 01:01:12,317 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-02-20 01:01:12,319 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-02-20 01:01:12,319 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-02-20 01:01:12,320 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-02-20 01:01:12,563 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-20 01:01:12,564 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-20 01:01:12,565 INFO L202 PluginConnector]: Adding new model ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 01:01:12 BoogieIcfgContainer [2021-02-20 01:01:12,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-20 01:01:12,566 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-20 01:01:12,566 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-20 01:01:12,568 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-20 01:01:12,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.02 01:01:12" (1/2) ... [2021-02-20 01:01:12,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@170235c4 and model type ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 01:01:12, skipping insertion in model container [2021-02-20 01:01:12,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 01:01:12" (2/2) ... [2021-02-20 01:01:12,569 INFO L111 eAbstractionObserver]: Analyzing ICFG ring-nondet.wvr.bpl [2021-02-20 01:01:12,572 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-20 01:01:12,572 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-20 01:01:12,574 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-20 01:01:12,575 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-20 01:01:12,620 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-02-20 01:01:12,637 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) [2021-02-20 01:01:12,672 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-20 01:01:12,672 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-20 01:01:12,672 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-20 01:01:12,672 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-20 01:01:12,672 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-20 01:01:12,672 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-20 01:01:12,672 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-20 01:01:12,672 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-02-20 01:01:12,816 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 01:01:12,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 01:01:12,822 INFO L82 PathProgramCache]: Analyzing trace with hash 2019395885, now seen corresponding path program 1 times [2021-02-20 01:01:12,827 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 01:01:12,828 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568971824] [2021-02-20 01:01:12,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 01:01:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 01:01:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-20 01:01:12,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568971824] [2021-02-20 01:01:12,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-20 01:01:12,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-02-20 01:01:12,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432124750] [2021-02-20 01:01:12,981 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-20 01:01:12,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 01:01:12,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-20 01:01:12,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-20 01:01:12,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:12,995 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 01:01:12,996 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 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) [2021-02-20 01:01:12,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:13,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:13,053 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-20 01:01:13,053 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 01:01:13,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 01:01:13,055 INFO L82 PathProgramCache]: Analyzing trace with hash -2001312190, now seen corresponding path program 2 times [2021-02-20 01:01:13,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 01:01:13,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178862817] [2021-02-20 01:01:13,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 01:01:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 01:01:13,085 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-02-20 01:01:13,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178862817] [2021-02-20 01:01:13,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-20 01:01:13,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-02-20 01:01:13,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246722840] [2021-02-20 01:01:13,087 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-20 01:01:13,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 01:01:13,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-20 01:01:13,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-20 01:01:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:13,087 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 01:01:13,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 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) [2021-02-20 01:01:13,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:13,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:13,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:13,099 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-20 01:01:13,099 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 01:01:13,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 01:01:13,100 INFO L82 PathProgramCache]: Analyzing trace with hash 3995300, now seen corresponding path program 3 times [2021-02-20 01:01:13,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 01:01:13,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495426516] [2021-02-20 01:01:13,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 01:01:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 01:01:13,263 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-20 01:01:13,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495426516] [2021-02-20 01:01:13,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [299419753] [2021-02-20 01:01:13,263 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 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 [2021-02-20 01:01:13,306 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-02-20 01:01:13,306 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-20 01:01:13,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 30 conjunts are in the unsatisfiable core [2021-02-20 01:01:13,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-20 01:01:13,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-02-20 01:01:13,470 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:13,482 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:13,483 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-20 01:01:13,483 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:33, output treesize:26 [2021-02-20 01:01:14,110 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_1], 1=[q1, q3, v_prenex_3]} [2021-02-20 01:01:14,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:14,115 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:14,172 INFO L628 ElimStorePlain]: treesize reduction 181, result has 30.7 percent of original size [2021-02-20 01:01:14,172 INFO L518 ElimStorePlain]: Eliminatee q1 vanished before elimination [2021-02-20 01:01:14,182 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-02-20 01:01:14,182 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 20 [2021-02-20 01:01:14,184 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:14,230 INFO L628 ElimStorePlain]: treesize reduction 7, result has 86.5 percent of original size [2021-02-20 01:01:14,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-02-20 01:01:14,233 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:14,258 INFO L628 ElimStorePlain]: treesize reduction 10, result has 73.7 percent of original size [2021-02-20 01:01:14,259 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-02-20 01:01:14,259 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 8 variables, input treesize:274, output treesize:28 [2021-02-20 01:01:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-20 01:01:14,315 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-20 01:01:14,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 14] total 21 [2021-02-20 01:01:14,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221282733] [2021-02-20 01:01:14,316 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-02-20 01:01:14,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 01:01:14,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-02-20 01:01:14,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2021-02-20 01:01:14,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:14,320 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 01:01:14,320 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 3.3181818181818183) internal successors, (73), 21 states have internal predecessors, (73), 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) [2021-02-20 01:01:14,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:14,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:14,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:14,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:14,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:14,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:01:14,685 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-20 01:01:14,685 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 01:01:14,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 01:01:14,686 INFO L82 PathProgramCache]: Analyzing trace with hash -1473185367, now seen corresponding path program 1 times [2021-02-20 01:01:14,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 01:01:14,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840931057] [2021-02-20 01:01:14,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 01:01:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 01:01:14,710 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-02-20 01:01:14,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840931057] [2021-02-20 01:01:14,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-20 01:01:14,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-02-20 01:01:14,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074894894] [2021-02-20 01:01:14,711 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-20 01:01:14,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 01:01:14,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-20 01:01:14,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-20 01:01:14,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:14,715 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 01:01:14,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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) [2021-02-20 01:01:14,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:14,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:14,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:01:14,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:14,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:14,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:14,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:01:14,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:14,723 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-02-20 01:01:14,723 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 01:01:14,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 01:01:14,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1135321343, now seen corresponding path program 4 times [2021-02-20 01:01:14,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 01:01:14,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331945961] [2021-02-20 01:01:14,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 01:01:14,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 01:01:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-20 01:01:14,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331945961] [2021-02-20 01:01:14,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2001122771] [2021-02-20 01:01:14,838 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 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 [2021-02-20 01:01:14,879 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-20 01:01:14,879 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-20 01:01:14,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 12 conjunts are in the unsatisfiable core [2021-02-20 01:01:14,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-20 01:01:15,238 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-02-20 01:01:15,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-20 01:01:15,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 15 [2021-02-20 01:01:15,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572013346] [2021-02-20 01:01:15,240 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-02-20 01:01:15,240 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 01:01:15,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-02-20 01:01:15,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=152, Unknown=0, NotChecked=0, Total=240 [2021-02-20 01:01:15,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:15,240 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 01:01:15,241 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 3.3125) internal successors, (53), 15 states have internal predecessors, (53), 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) [2021-02-20 01:01:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:01:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:15,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:15,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:15,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:01:15,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:15,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-02-20 01:01:16,120 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-02-20 01:01:16,120 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 01:01:16,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 01:01:16,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1009443428, now seen corresponding path program 5 times [2021-02-20 01:01:16,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 01:01:16,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714169782] [2021-02-20 01:01:16,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 01:01:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 01:01:16,314 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-20 01:01:16,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714169782] [2021-02-20 01:01:16,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089977996] [2021-02-20 01:01:16,314 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 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 [2021-02-20 01:01:16,369 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-02-20 01:01:16,370 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-20 01:01:16,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 16 conjunts are in the unsatisfiable core [2021-02-20 01:01:16,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-20 01:01:16,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-02-20 01:01:16,844 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:16,846 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:16,847 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-20 01:01:16,847 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:14, output treesize:7 [2021-02-20 01:01:16,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-02-20 01:01:16,874 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:16,875 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:16,875 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-20 01:01:16,876 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-02-20 01:01:16,903 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-02-20 01:01:16,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-20 01:01:16,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 17 [2021-02-20 01:01:16,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432079897] [2021-02-20 01:01:16,904 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-02-20 01:01:16,904 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 01:01:16,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-02-20 01:01:16,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2021-02-20 01:01:16,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:16,904 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 01:01:16,904 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.388888888888889) internal successors, (61), 17 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-02-20 01:01:16,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:16,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:16,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:01:16,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:16,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-02-20 01:01:16,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:17,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:17,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:17,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:01:17,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:17,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-02-20 01:01:17,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-20 01:01:17,449 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-20 01:01:17,450 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 01:01:17,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 01:01:17,450 INFO L82 PathProgramCache]: Analyzing trace with hash -889910079, now seen corresponding path program 6 times [2021-02-20 01:01:17,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 01:01:17,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426700291] [2021-02-20 01:01:17,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 01:01:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 01:01:17,904 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 4 proven. 79 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-20 01:01:17,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426700291] [2021-02-20 01:01:17,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598014234] [2021-02-20 01:01:17,904 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 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 [2021-02-20 01:01:17,950 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-02-20 01:01:17,951 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-20 01:01:17,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 27 conjunts are in the unsatisfiable core [2021-02-20 01:01:17,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-20 01:01:18,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:01:18,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:01:18,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:01:18,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2021-02-20 01:01:18,900 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:18,903 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-02-20 01:01:18,903 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14 [2021-02-20 01:01:18,904 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:18,912 INFO L628 ElimStorePlain]: treesize reduction 10, result has 52.4 percent of original size [2021-02-20 01:01:18,913 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-20 01:01:18,913 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:66, output treesize:11 [2021-02-20 01:01:18,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-02-20 01:01:18,963 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:18,964 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:18,964 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-20 01:01:18,964 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3 [2021-02-20 01:01:19,023 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 1 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-20 01:01:19,023 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-20 01:01:19,024 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18] total 38 [2021-02-20 01:01:19,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117022136] [2021-02-20 01:01:19,024 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-02-20 01:01:19,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 01:01:19,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-02-20 01:01:19,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=1247, Unknown=0, NotChecked=0, Total=1482 [2021-02-20 01:01:19,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:19,025 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 01:01:19,025 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 2.8205128205128207) internal successors, (110), 38 states have internal predecessors, (110), 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) [2021-02-20 01:01:19,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:19,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:19,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:01:19,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:19,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-02-20 01:01:19,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-20 01:01:19,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:20,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:20,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:20,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:01:20,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:20,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-02-20 01:01:20,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-20 01:01:20,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-02-20 01:01:20,924 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2021-02-20 01:01:20,925 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 01:01:20,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 01:01:20,925 INFO L82 PathProgramCache]: Analyzing trace with hash 334631869, now seen corresponding path program 7 times [2021-02-20 01:01:20,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 01:01:20,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508421780] [2021-02-20 01:01:20,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 01:01:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 01:01:21,293 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 4 proven. 101 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-02-20 01:01:21,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508421780] [2021-02-20 01:01:21,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300454370] [2021-02-20 01:01:21,293 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 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 [2021-02-20 01:01:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 01:01:21,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 41 conjunts are in the unsatisfiable core [2021-02-20 01:01:21,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-20 01:01:21,882 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2021-02-20 01:01:22,054 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2021-02-20 01:01:22,269 WARN L202 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-02-20 01:01:22,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:22,735 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:22,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:22,743 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:22,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:22,748 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:22,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2021-02-20 01:01:22,752 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:22,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:22,756 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:22,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:22,760 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:22,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:22,764 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:22,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:22,768 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:22,852 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:22,854 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-02-20 01:01:22,854 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:435, output treesize:347 [2021-02-20 01:01:23,550 WARN L202 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 101 [2021-02-20 01:01:24,272 WARN L202 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-02-20 01:01:24,580 WARN L202 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-02-20 01:01:25,352 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_19, v_prenex_5, v_prenex_6, v_prenex_7, v_prenex_8, v_prenex_9, q3, v_prenex_32, v_prenex_10, v_prenex_42, v_prenex_30, v_prenex_36, v_prenex_24, v_prenex_12, v_prenex_45, v_prenex_33, v_prenex_22, v_prenex_39, v_prenex_27, v_prenex_15, v_prenex_26], 1=[v_prenex_38], 3=[v_prenex_14], 6=[q1], 10=[v_prenex_44], 15=[v_prenex_21], 21=[v_prenex_23], 28=[v_prenex_35, v_prenex_29], 36=[v_prenex_41, v_prenex_18], 45=[v_prenex_11]} [2021-02-20 01:01:25,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:25,369 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:25,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:25,387 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:25,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:25,401 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:28,224 WARN L202 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 420 DAG size of output: 408 [2021-02-20 01:01:28,225 INFO L628 ElimStorePlain]: treesize reduction 521, result has 80.8 percent of original size [2021-02-20 01:01:28,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:28,249 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:28,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:28,273 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:29,284 WARN L202 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 404 [2021-02-20 01:01:29,284 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:29,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:29,300 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:29,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:29,315 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:30,340 WARN L202 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 401 [2021-02-20 01:01:30,340 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:30,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:30,355 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:30,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:30,368 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:31,359 WARN L202 SmtUtils]: Spent 990.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2021-02-20 01:01:31,359 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:31,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:31,383 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:31,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:31,395 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:32,358 WARN L202 SmtUtils]: Spent 962.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2021-02-20 01:01:32,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:32,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:32,372 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:32,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:32,388 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:33,404 WARN L202 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 389 [2021-02-20 01:01:33,404 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:33,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:33,418 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:33,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:33,432 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:34,384 WARN L202 SmtUtils]: Spent 951.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2021-02-20 01:01:34,384 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:34,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-02-20 01:01:34,399 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:34,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2021-02-20 01:01:34,414 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:35,505 WARN L202 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 381 [2021-02-20 01:01:35,506 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:35,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:35,521 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:35,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:35,553 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:36,489 WARN L202 SmtUtils]: Spent 935.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2021-02-20 01:01:36,499 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:36,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:36,519 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:36,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:36,539 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:37,438 WARN L202 SmtUtils]: Spent 899.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2021-02-20 01:01:37,439 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:37,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:37,452 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:37,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:37,465 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:38,355 WARN L202 SmtUtils]: Spent 889.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2021-02-20 01:01:38,356 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:38,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:38,369 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:38,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:38,382 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:39,242 WARN L202 SmtUtils]: Spent 859.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2021-02-20 01:01:39,243 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:39,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:39,255 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:39,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:39,298 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:40,282 WARN L202 SmtUtils]: Spent 983.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2021-02-20 01:01:40,282 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:40,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:40,296 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:40,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-02-20 01:01:40,309 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:41,193 WARN L202 SmtUtils]: Spent 884.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2021-02-20 01:01:41,194 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:41,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:41,208 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:41,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:41,220 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:42,079 WARN L202 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2021-02-20 01:01:42,079 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:42,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:01:42,093 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:42,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-02-20 01:01:42,106 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:43,635 WARN L202 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 353 DAG size of output: 338 [2021-02-20 01:01:43,636 INFO L628 ElimStorePlain]: treesize reduction 129, result has 93.0 percent of original size [2021-02-20 01:01:43,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:43,646 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:43,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:43,658 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:44,400 WARN L202 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2021-02-20 01:01:44,400 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:44,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:44,411 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:45,150 WARN L202 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2021-02-20 01:01:45,151 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:45,151 INFO L518 ElimStorePlain]: Eliminatee v_prenex_27 vanished before elimination [2021-02-20 01:01:45,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:45,189 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:45,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:01:45,200 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:45,924 WARN L202 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2021-02-20 01:01:45,924 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:45,925 INFO L518 ElimStorePlain]: Eliminatee v_prenex_26 vanished before elimination [2021-02-20 01:01:45,941 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-02-20 01:01:45,942 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 12 [2021-02-20 01:01:45,943 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:47,357 WARN L202 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 320 DAG size of output: 314 [2021-02-20 01:01:47,363 INFO L628 ElimStorePlain]: treesize reduction 82, result has 95.0 percent of original size [2021-02-20 01:01:47,379 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-02-20 01:01:47,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 15 [2021-02-20 01:01:47,381 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:48,596 WARN L202 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 303 DAG size of output: 298 [2021-02-20 01:01:48,596 INFO L628 ElimStorePlain]: treesize reduction 103, result has 93.3 percent of original size [2021-02-20 01:01:48,635 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-02-20 01:01:48,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 18 [2021-02-20 01:01:48,637 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:49,698 WARN L202 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 284 DAG size of output: 280 [2021-02-20 01:01:49,699 INFO L628 ElimStorePlain]: treesize reduction 124, result has 91.2 percent of original size [2021-02-20 01:01:49,712 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-02-20 01:01:49,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 43 treesize of output 21 [2021-02-20 01:01:49,715 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:50,604 WARN L202 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 260 [2021-02-20 01:01:50,605 INFO L628 ElimStorePlain]: treesize reduction 139, result has 88.9 percent of original size [2021-02-20 01:01:50,615 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-02-20 01:01:50,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 50 treesize of output 24 [2021-02-20 01:01:50,618 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:51,355 WARN L202 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2021-02-20 01:01:51,356 INFO L628 ElimStorePlain]: treesize reduction 166, result has 84.4 percent of original size [2021-02-20 01:01:51,368 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-02-20 01:01:51,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 57 treesize of output 27 [2021-02-20 01:01:51,370 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:51,889 WARN L202 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2021-02-20 01:01:51,890 INFO L628 ElimStorePlain]: treesize reduction 181, result has 78.7 percent of original size [2021-02-20 01:01:51,900 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-02-20 01:01:51,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 55 treesize of output 25 [2021-02-20 01:01:51,904 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:52,258 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 149 [2021-02-20 01:01:52,259 INFO L628 ElimStorePlain]: treesize reduction 214, result has 65.1 percent of original size [2021-02-20 01:01:52,259 INFO L518 ElimStorePlain]: Eliminatee v_prenex_29 vanished before elimination [2021-02-20 01:01:52,284 INFO L354 Elim1Store]: treesize reduction 416, result has 0.2 percent of original size [2021-02-20 01:01:52,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 71 treesize of output 33 [2021-02-20 01:01:52,288 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:52,458 WARN L202 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 90 [2021-02-20 01:01:52,459 INFO L628 ElimStorePlain]: treesize reduction 144, result has 56.9 percent of original size [2021-02-20 01:01:52,459 INFO L518 ElimStorePlain]: Eliminatee v_prenex_18 vanished before elimination [2021-02-20 01:01:52,467 INFO L354 Elim1Store]: treesize reduction 522, result has 0.2 percent of original size [2021-02-20 01:01:52,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 69 treesize of output 31 [2021-02-20 01:01:52,471 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-02-20 01:01:52,518 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:01:52,520 INFO L550 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 32 dim-1 vars, End of recursive call: and 11 xjuncts. [2021-02-20 01:01:52,520 INFO L247 ElimStorePlain]: Needed 48 recursive calls to eliminate 45 variables, input treesize:2751, output treesize:108 [2021-02-20 01:01:52,673 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-20 01:01:52,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-20 01:01:52,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19] total 35 [2021-02-20 01:01:52,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876176344] [2021-02-20 01:01:52,674 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-02-20 01:01:52,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 01:01:52,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-02-20 01:01:52,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=276, Invalid=984, Unknown=0, NotChecked=0, Total=1260 [2021-02-20 01:01:52,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:52,675 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 01:01:52,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 2.8333333333333335) internal successors, (102), 35 states have internal predecessors, (102), 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) [2021-02-20 01:01:52,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:52,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:52,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:01:52,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:52,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-02-20 01:01:52,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-20 01:01:52,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-02-20 01:01:52,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:01:53,564 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2021-02-20 01:01:53,729 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 44 [2021-02-20 01:01:53,914 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 62 [2021-02-20 01:01:54,052 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 55 [2021-02-20 01:01:54,278 WARN L202 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 70 [2021-02-20 01:01:54,531 WARN L202 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 60 [2021-02-20 01:01:54,791 WARN L202 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 82 [2021-02-20 01:01:54,992 WARN L202 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 71 [2021-02-20 01:01:55,365 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 94 [2021-02-20 01:01:55,703 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 80 [2021-02-20 01:01:56,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:56,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:56,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:01:56,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:01:56,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-02-20 01:01:56,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-20 01:01:56,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-02-20 01:01:56,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-02-20 01:01:56,735 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-20 01:01:56,735 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 01:01:56,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 01:01:56,736 INFO L82 PathProgramCache]: Analyzing trace with hash -1469895017, now seen corresponding path program 8 times [2021-02-20 01:01:56,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 01:01:56,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085839428] [2021-02-20 01:01:56,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 01:01:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 01:01:57,607 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 4 proven. 148 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-02-20 01:01:57,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085839428] [2021-02-20 01:01:57,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [176064738] [2021-02-20 01:01:57,607 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-20 01:01:57,685 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-20 01:01:57,685 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-20 01:01:57,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 52 conjunts are in the unsatisfiable core [2021-02-20 01:01:57,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-20 01:01:58,138 WARN L202 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2021-02-20 01:01:58,326 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2021-02-20 01:01:58,595 WARN L202 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 67 [2021-02-20 01:01:58,861 WARN L202 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 77 [2021-02-20 01:01:59,294 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 82 [2021-02-20 01:01:59,674 WARN L202 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 91 [2021-02-20 01:01:59,897 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-02-20 01:02:00,070 WARN L202 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-02-20 01:02:00,364 WARN L202 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-02-20 01:02:00,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:02:00,438 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:00,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:02:00,442 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:00,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:02:00,447 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:00,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:02:00,452 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:00,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:02:00,457 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:00,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:02:00,461 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:00,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:02:00,466 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:00,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-02-20 01:02:00,470 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:00,614 WARN L202 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-02-20 01:02:00,614 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:02:00,617 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-02-20 01:02:00,617 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:573, output treesize:485 [2021-02-20 01:02:00,849 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-02-20 01:02:01,036 WARN L202 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-02-20 01:02:01,653 WARN L202 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-02-20 01:02:02,444 WARN L202 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 130 [2021-02-20 01:02:03,467 WARN L202 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 147 [2021-02-20 01:02:03,940 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-02-20 01:02:04,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,249 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,263 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,286 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,295 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,304 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,314 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,325 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,334 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,343 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,352 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,359 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-02-20 01:02:04,360 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,369 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,377 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,386 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,394 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,402 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,409 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-02-20 01:02:04,410 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,419 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,447 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,456 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,464 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-02-20 01:02:04,494 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2021-02-20 01:02:04,501 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,508 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,515 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-02-20 01:02:04,515 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,524 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,531 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,540 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,548 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,558 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,567 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,575 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,583 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,591 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,599 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,606 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-02-20 01:02:04,607 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,615 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,623 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,631 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-02-20 01:02:04,631 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,638 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-02-20 01:02:04,639 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,647 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,657 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-02-20 01:02:04,665 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-20 01:02:04,674 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:04,684 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-02-20 01:02:04,684 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:05,378 WARN L202 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 117 [2021-02-20 01:02:05,378 INFO L628 ElimStorePlain]: treesize reduction 1852, result has 32.8 percent of original size [2021-02-20 01:02:05,382 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 12 xjuncts. [2021-02-20 01:02:05,382 INFO L247 ElimStorePlain]: Needed 46 recursive calls to eliminate 1 variables, input treesize:3819, output treesize:905 [2021-02-20 01:02:05,725 WARN L202 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-02-20 01:02:06,042 WARN L202 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-02-20 01:02:06,155 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-02-20 01:02:06,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 18 [2021-02-20 01:02:06,157 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:06,162 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:02:06,163 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-20 01:02:06,163 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:10 [2021-02-20 01:02:06,312 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 4 proven. 187 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-02-20 01:02:06,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-20 01:02:06,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 25] total 43 [2021-02-20 01:02:06,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101776994] [2021-02-20 01:02:06,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-02-20 01:02:06,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 01:02:06,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-02-20 01:02:06,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=342, Invalid=1550, Unknown=0, NotChecked=0, Total=1892 [2021-02-20 01:02:06,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:02:06,314 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 01:02:06,315 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 2.727272727272727) internal successors, (120), 43 states have internal predecessors, (120), 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) [2021-02-20 01:02:06,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:06,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:06,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:02:06,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:06,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-02-20 01:02:06,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-20 01:02:06,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-02-20 01:02:06,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-02-20 01:02:06,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:02:06,807 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2021-02-20 01:02:06,983 WARN L202 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2021-02-20 01:02:07,198 WARN L202 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 69 [2021-02-20 01:02:07,435 WARN L202 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 80 [2021-02-20 01:02:07,708 WARN L202 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 83 [2021-02-20 01:02:08,042 WARN L202 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2021-02-20 01:02:09,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:09,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:09,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:02:09,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:09,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-02-20 01:02:09,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-20 01:02:09,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-20 01:02:09,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-02-20 01:02:09,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-02-20 01:02:09,987 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-20 01:02:09,988 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 01:02:09,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 01:02:09,988 INFO L82 PathProgramCache]: Analyzing trace with hash -254943222, now seen corresponding path program 9 times [2021-02-20 01:02:09,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 01:02:09,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941970473] [2021-02-20 01:02:09,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 01:02:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-20 01:02:10,751 WARN L202 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 37 [2021-02-20 01:02:11,313 WARN L202 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 32 [2021-02-20 01:02:11,772 WARN L202 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 31 [2021-02-20 01:02:12,799 WARN L202 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 54 [2021-02-20 01:02:12,960 WARN L202 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 33 [2021-02-20 01:02:13,325 WARN L202 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 48 [2021-02-20 01:02:14,389 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-02-20 01:02:14,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941970473] [2021-02-20 01:02:14,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980472008] [2021-02-20 01:02:14,390 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 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 [2021-02-20 01:02:14,482 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-02-20 01:02:14,482 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-20 01:02:14,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 39 conjunts are in the unsatisfiable core [2021-02-20 01:02:14,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-20 01:02:15,004 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 60 [2021-02-20 01:02:15,222 WARN L202 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 70 [2021-02-20 01:02:15,483 WARN L202 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-02-20 01:02:15,820 WARN L202 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 92 [2021-02-20 01:02:16,211 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 99 [2021-02-20 01:02:16,652 WARN L202 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 103 [2021-02-20 01:02:16,875 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-02-20 01:02:17,058 WARN L202 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-02-20 01:02:17,383 WARN L202 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2021-02-20 01:02:17,593 WARN L202 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-02-20 01:02:17,847 WARN L202 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-02-20 01:02:18,293 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2021-02-20 01:02:19,017 WARN L202 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 128 [2021-02-20 01:02:19,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,198 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 28 treesize of output 16 [2021-02-20 01:02:19,199 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,217 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 42 treesize of output 22 [2021-02-20 01:02:19,219 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 40 [2021-02-20 01:02:19,314 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,341 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 49 treesize of output 25 [2021-02-20 01:02:19,343 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2021-02-20 01:02:19,358 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 31 [2021-02-20 01:02:19,404 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,423 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 42 treesize of output 22 [2021-02-20 01:02:19,425 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,538 INFO L244 Elim1Store]: Index analysis took 108 ms [2021-02-20 01:02:19,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 66 disjoint index pairs (out of 78 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 46 [2021-02-20 01:02:19,543 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 43 [2021-02-20 01:02:19,641 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 37 [2021-02-20 01:02:19,713 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 28 [2021-02-20 01:02:19,746 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,886 INFO L244 Elim1Store]: Index analysis took 135 ms [2021-02-20 01:02:19,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 78 disjoint index pairs (out of 91 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 49 [2021-02-20 01:02:19,896 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:19,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-02-20 01:02:19,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-02-20 01:02:19,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 34 [2021-02-20 01:02:19,943 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:20,115 WARN L202 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-02-20 01:02:20,116 INFO L628 ElimStorePlain]: treesize reduction 18, result has 93.6 percent of original size [2021-02-20 01:02:20,118 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 12 xjuncts. [2021-02-20 01:02:20,118 INFO L247 ElimStorePlain]: Needed 14 recursive calls to eliminate 1 variables, input treesize:1019, output treesize:265 [2021-02-20 01:02:20,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-02-20 01:02:20,379 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-20 01:02:20,380 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-20 01:02:20,380 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-02-20 01:02:20,380 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-02-20 01:02:20,538 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-02-20 01:02:20,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-20 01:02:20,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 24] total 50 [2021-02-20 01:02:20,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112105260] [2021-02-20 01:02:20,541 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-02-20 01:02:20,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-20 01:02:20,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-02-20 01:02:20,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=476, Invalid=2074, Unknown=0, NotChecked=0, Total=2550 [2021-02-20 01:02:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:02:20,542 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-02-20 01:02:20,542 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.627450980392157) internal successors, (134), 50 states have internal predecessors, (134), 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) [2021-02-20 01:02:20,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:20,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:20,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:02:20,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:20,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-02-20 01:02:20,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-02-20 01:02:20,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-02-20 01:02:20,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-02-20 01:02:20,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-02-20 01:02:20,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-02-20 01:02:21,170 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-02-20 01:02:21,403 WARN L202 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2021-02-20 01:02:21,687 WARN L202 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-02-20 01:02:22,026 WARN L202 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 95 [2021-02-20 01:02:22,430 WARN L202 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2021-02-20 01:02:22,593 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-02-20 01:02:22,919 WARN L202 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2021-02-20 01:02:23,094 WARN L202 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-02-20 01:02:23,432 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 121 [2021-02-20 01:02:23,744 WARN L202 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 117 [2021-02-20 01:02:25,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-20 01:02:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-20 01:02:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-02-20 01:02:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-20 01:02:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-02-20 01:02:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-02-20 01:02:25,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-02-20 01:02:25,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-02-20 01:02:25,315 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable315 [2021-02-20 01:02:25,315 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-02-20 01:02:25,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-20 01:02:25,316 INFO L82 PathProgramCache]: Analyzing trace with hash 360661451, now seen corresponding path program 10 times [2021-02-20 01:02:25,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-20 01:02:25,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082442826] [2021-02-20 01:02:25,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-20 01:02:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown