/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-symm.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-04 00:24:31,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-04 00:24:31,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-04 00:24:31,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-04 00:24:31,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf [2021-05-04 00:24:32,006 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-04 00:24:32,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-04 00:24:32,007 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-04 00:24:32,007 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-04 00:24:32,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-04 00:24:32,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-04 00:24:32,009 INFO L138 SettingsManager]: * Use SBE=true [2021-05-04 00:24:32,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-04 00:24:32,009 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-04 00:24:32,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-04 00:24:32,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-04 00:24:32,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-04 00:24:32,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-04 00:24:32,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-04 00:24:32,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-04 00:24:32,010 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-04 00:24:32,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-04 00:24:32,011 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-04 00:24:32,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-04 00:24:32,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-04 00:24:32,011 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-04 00:24:32,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-04 00:24:32,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-04 00:24:32,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-04 00:24:32,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-04 00:24:32,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-04 00:24:32,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-04 00:24:32,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-04 00:24:32,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-04 00:24:32,012 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-04 00:24:32,012 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-04 00:24:32,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-04 00:24:32,012 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-05-04 00:24:32,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-04 00:24:32,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-04 00:24:32,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-04 00:24:32,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-04 00:24:32,287 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-04 00:24:32,288 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-04 00:24:32,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-symm.wvr.bpl [2021-05-04 00:24:32,289 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/array-int-symm.wvr.bpl' [2021-05-04 00:24:32,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-04 00:24:32,464 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-04 00:24:32,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-04 00:24:32,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-04 00:24:32,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-04 00:24:32,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:24:32" (1/1) ... [2021-05-04 00:24:32,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:24:32" (1/1) ... [2021-05-04 00:24:32,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-04 00:24:32,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-04 00:24:32,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-04 00:24:32,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-04 00:24:32,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:24:32" (1/1) ... [2021-05-04 00:24:32,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:24:32" (1/1) ... [2021-05-04 00:24:32,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:24:32" (1/1) ... [2021-05-04 00:24:32,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:24:32" (1/1) ... [2021-05-04 00:24:32,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:24:32" (1/1) ... [2021-05-04 00:24:32,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:24:32" (1/1) ... [2021-05-04 00:24:32,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:24:32" (1/1) ... [2021-05-04 00:24:32,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-04 00:24:32,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-04 00:24:32,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-04 00:24:32,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-04 00:24:32,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:24:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-04 00:24:32,557 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-04 00:24:32,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-04 00:24:32,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-04 00:24:32,558 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-04 00:24:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-04 00:24:32,558 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-04 00:24:32,558 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-04 00:24:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-04 00:24:32,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-04 00:24:32,559 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-04 00:24:32,758 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-04 00:24:32,758 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-05-04 00:24:32,759 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-05-04 00:24:32,759 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-05-04 00:24:32,760 INFO L202 PluginConnector]: Adding new model array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 12:24:32 BoogieIcfgContainer [2021-05-04 00:24:32,760 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-04 00:24:32,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-04 00:24:32,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-04 00:24:32,763 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-04 00:24:32,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 12:24:32" (1/2) ... [2021-05-04 00:24:32,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2330b8f5 and model type array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 12:24:32, skipping insertion in model container [2021-05-04 00:24:32,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 12:24:32" (2/2) ... [2021-05-04 00:24:32,765 INFO L111 eAbstractionObserver]: Analyzing ICFG array-int-symm.wvr.bpl [2021-05-04 00:24:32,768 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-04 00:24:32,768 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-04 00:24:32,785 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-04 00:24:32,786 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-04 00:24:32,824 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-05-04 00:24:32,834 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-05-04 00:24:32,897 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-04 00:24:32,897 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-04 00:24:32,897 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-04 00:24:32,897 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-04 00:24:32,897 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-04 00:24:32,897 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-04 00:24:32,897 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-04 00:24:32,897 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-04 00:24:33,055 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:33,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:33,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1235790478, now seen corresponding path program 1 times [2021-05-04 00:24:33,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:33,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808698303] [2021-05-04 00:24:33,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:33,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:33,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808698303] [2021-05-04 00:24:33,283 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 00:24:33,283 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-04 00:24:33,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201079202] [2021-05-04 00:24:33,287 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-04 00:24:33,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:33,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-04 00:24:33,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-04 00:24:33,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:33,300 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:33,301 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:33,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:33,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:33,339 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-04 00:24:33,339 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:33,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:33,343 INFO L82 PathProgramCache]: Analyzing trace with hash 344115840, now seen corresponding path program 1 times [2021-05-04 00:24:33,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:33,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259175070] [2021-05-04 00:24:33,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:33,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:33,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259175070] [2021-05-04 00:24:33,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 00:24:33,401 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-05-04 00:24:33,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801127693] [2021-05-04 00:24:33,402 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-05-04 00:24:33,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:33,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-05-04 00:24:33,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-05-04 00:24:33,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:33,404 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:33,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:33,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:33,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:33,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:33,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:33,465 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-04 00:24:33,465 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:33,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:33,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1685727556, now seen corresponding path program 1 times [2021-05-04 00:24:33,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:33,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022546593] [2021-05-04 00:24:33,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:33,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:33,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022546593] [2021-05-04 00:24:33,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600793699] [2021-05-04 00:24:33,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:33,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-04 00:24:33,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:33,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:33,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:33,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-05-04 00:24:33,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198976166] [2021-05-04 00:24:33,636 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-04 00:24:33,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:33,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-04 00:24:33,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-05-04 00:24:33,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:33,636 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:33,637 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 6 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:33,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:33,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:33,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:33,907 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:33,909 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:33,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:33,910 INFO L82 PathProgramCache]: Analyzing trace with hash -719031690, now seen corresponding path program 1 times [2021-05-04 00:24:33,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:33,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092533445] [2021-05-04 00:24:33,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:34,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:34,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092533445] [2021-05-04 00:24:34,327 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1681488184] [2021-05-04 00:24:34,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:34,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 17 conjunts are in the unsatisfiable core [2021-05-04 00:24:34,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:34,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:34,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:34,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2021-05-04 00:24:34,725 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:34,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:34,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:24:34,730 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:34,773 INFO L628 ElimStorePlain]: treesize reduction 62, result has 44.1 percent of original size [2021-05-04 00:24:34,773 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:34,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:34,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2021-05-04 00:24:34,782 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:34,798 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 00:24:34,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:34,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-05-04 00:24:34,803 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:34,812 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 00:24:34,814 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 00:24:34,814 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:125, output treesize:22 [2021-05-04 00:24:34,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:34,840 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:34,840 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 10 [2021-05-04 00:24:34,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679469047] [2021-05-04 00:24:34,844 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-04 00:24:34,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:34,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-04 00:24:34,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-05-04 00:24:34,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:34,845 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:34,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.9) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:34,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:34,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:34,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:34,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:35,078 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 55 [2021-05-04 00:24:35,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:35,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:35,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:35,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:35,445 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:35,445 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:35,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:35,445 INFO L82 PathProgramCache]: Analyzing trace with hash -816230916, now seen corresponding path program 2 times [2021-05-04 00:24:35,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:35,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720643184] [2021-05-04 00:24:35,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:35,521 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:35,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720643184] [2021-05-04 00:24:35,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1419462235] [2021-05-04 00:24:35,521 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:35,548 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 00:24:35,549 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:35,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 14 conjunts are in the unsatisfiable core [2021-05-04 00:24:35,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:35,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:35,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:24:35,673 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:35,675 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:24:35,675 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:35,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:35,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:24:35,679 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:35,681 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 5 [2021-05-04 00:24:35,682 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:35,684 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:24:35,685 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:35,688 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 5 [2021-05-04 00:24:35,689 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:35,708 INFO L628 ElimStorePlain]: treesize reduction 18, result has 52.6 percent of original size [2021-05-04 00:24:35,708 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:35,709 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:24:35,709 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:24:35,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:35,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:35,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-05-04 00:24:35,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903533252] [2021-05-04 00:24:35,734 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-04 00:24:35,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:35,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-04 00:24:35,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-05-04 00:24:35,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:35,734 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:35,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.9) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:35,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:35,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:36,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:36,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:36,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:36,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:36,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:36,214 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:36,214 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:36,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:36,215 INFO L82 PathProgramCache]: Analyzing trace with hash 683133248, now seen corresponding path program 3 times [2021-05-04 00:24:36,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:36,215 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146872675] [2021-05-04 00:24:36,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:36,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:36,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146872675] [2021-05-04 00:24:36,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [358012943] [2021-05-04 00:24:36,301 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:36,323 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-05-04 00:24:36,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:36,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 14 conjunts are in the unsatisfiable core [2021-05-04 00:24:36,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:36,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:36,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:24:36,394 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:36,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:24:36,399 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:36,411 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:24:36,412 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:36,412 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:24:36,412 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:24:36,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:36,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:36,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-05-04 00:24:36,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096760135] [2021-05-04 00:24:36,430 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-04 00:24:36,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:36,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-04 00:24:36,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-05-04 00:24:36,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:36,431 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:36,431 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.9) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:36,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:36,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:36,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:36,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:36,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:36,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:36,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:36,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:36,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:36,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:36,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:36,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:36,740 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-05-04 00:24:36,740 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:36,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:36,741 INFO L82 PathProgramCache]: Analyzing trace with hash -298790798, now seen corresponding path program 4 times [2021-05-04 00:24:36,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:36,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398139336] [2021-05-04 00:24:36,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:37,321 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 33 [2021-05-04 00:24:37,373 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:37,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398139336] [2021-05-04 00:24:37,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1305699079] [2021-05-04 00:24:37,373 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:37,393 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 00:24:37,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:37,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 29 conjunts are in the unsatisfiable core [2021-05-04 00:24:37,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:37,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:37,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:37,821 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:37,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:37,824 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 38 treesize of output 28 [2021-05-04 00:24:37,825 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:37,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:37,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:37,829 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:37,829 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 36 treesize of output 26 [2021-05-04 00:24:37,831 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:37,841 INFO L628 ElimStorePlain]: treesize reduction 94, result has 10.5 percent of original size [2021-05-04 00:24:37,842 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:37,842 INFO L518 ElimStorePlain]: Eliminatee v_prenex_12 vanished before elimination [2021-05-04 00:24:37,842 INFO L518 ElimStorePlain]: Eliminatee v_prenex_11 vanished before elimination [2021-05-04 00:24:37,842 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:24:37,842 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:140, output treesize:11 [2021-05-04 00:24:37,862 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:37,862 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:37,862 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 14 [2021-05-04 00:24:37,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100038080] [2021-05-04 00:24:37,863 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-04 00:24:37,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:37,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-04 00:24:37,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-05-04 00:24:37,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:37,863 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:37,863 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 14 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:37,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:37,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:37,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:37,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:37,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:37,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:37,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:38,360 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2021-05-04 00:24:38,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:38,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:38,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:38,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:38,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:38,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:38,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:38,686 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:38,687 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:38,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:38,687 INFO L82 PathProgramCache]: Analyzing trace with hash -673665152, now seen corresponding path program 5 times [2021-05-04 00:24:38,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:38,687 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788843663] [2021-05-04 00:24:38,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:38,758 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:38,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788843663] [2021-05-04 00:24:38,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097877920] [2021-05-04 00:24:38,759 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:38,790 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-05-04 00:24:38,790 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:38,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 18 conjunts are in the unsatisfiable core [2021-05-04 00:24:38,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:38,877 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 8 treesize of output 6 [2021-05-04 00:24:38,878 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:38,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:38,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:24:38,882 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:38,885 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 5 [2021-05-04 00:24:38,885 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:38,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:38,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:24:38,889 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:38,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:24:38,891 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:38,893 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 5 [2021-05-04 00:24:38,894 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:38,913 INFO L628 ElimStorePlain]: treesize reduction 26, result has 43.5 percent of original size [2021-05-04 00:24:38,914 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:38,914 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:24:38,914 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:24:38,939 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:38,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:38,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2021-05-04 00:24:38,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017546374] [2021-05-04 00:24:38,939 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-05-04 00:24:38,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:38,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-05-04 00:24:38,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-05-04 00:24:38,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:38,940 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:38,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:38,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:38,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:38,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:38,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:38,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:38,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:38,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:38,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:39,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:39,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:39,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:39,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:39,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:39,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:39,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:39,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:39,462 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-05-04 00:24:39,462 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:39,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:39,463 INFO L82 PathProgramCache]: Analyzing trace with hash -1438016324, now seen corresponding path program 6 times [2021-05-04 00:24:39,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:39,463 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57712576] [2021-05-04 00:24:39,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:39,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:39,545 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:39,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57712576] [2021-05-04 00:24:39,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648718976] [2021-05-04 00:24:39,546 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:39,568 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-05-04 00:24:39,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:39,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 18 conjunts are in the unsatisfiable core [2021-05-04 00:24:39,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:39,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:39,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:24:39,648 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:39,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:24:39,650 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:39,663 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:24:39,663 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:39,663 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:24:39,663 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:24:39,689 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:39,689 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:39,689 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2021-05-04 00:24:39,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225837628] [2021-05-04 00:24:39,691 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-05-04 00:24:39,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:39,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-05-04 00:24:39,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-05-04 00:24:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:39,692 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:39,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:39,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:39,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:39,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:39,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:39,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:39,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:39,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:39,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:39,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:39,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:39,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:39,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:39,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:39,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:39,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:39,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:39,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:39,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:40,036 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-05-04 00:24:40,036 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:40,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:40,037 INFO L82 PathProgramCache]: Analyzing trace with hash -1629918090, now seen corresponding path program 7 times [2021-05-04 00:24:40,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:40,037 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941420371] [2021-05-04 00:24:40,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:40,670 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:40,670 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941420371] [2021-05-04 00:24:40,670 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934806308] [2021-05-04 00:24:40,670 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:40,695 WARN L261 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 41 conjunts are in the unsatisfiable core [2021-05-04 00:24:40,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:41,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:41,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:41,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:41,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:41,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:41,252 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:41,256 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:41,257 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 47 treesize of output 33 [2021-05-04 00:24:41,258 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:41,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:41,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:41,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:41,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:41,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:41,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:41,266 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 49 treesize of output 35 [2021-05-04 00:24:41,268 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:41,279 INFO L628 ElimStorePlain]: treesize reduction 99, result has 10.0 percent of original size [2021-05-04 00:24:41,279 INFO L518 ElimStorePlain]: Eliminatee v_prenex_21 vanished before elimination [2021-05-04 00:24:41,279 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:41,279 INFO L518 ElimStorePlain]: Eliminatee v_prenex_20 vanished before elimination [2021-05-04 00:24:41,280 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:24:41,280 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:173, output treesize:11 [2021-05-04 00:24:41,340 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:41,340 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:41,340 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 18 [2021-05-04 00:24:41,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670727148] [2021-05-04 00:24:41,340 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-05-04 00:24:41,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:41,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-05-04 00:24:41,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=270, Unknown=0, NotChecked=0, Total=306 [2021-05-04 00:24:41,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:41,341 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:41,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.6111111111111112) internal successors, (29), 18 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:41,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:41,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:41,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:41,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:41,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:41,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:41,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:41,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:41,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:41,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:41,951 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 81 [2021-05-04 00:24:42,157 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 79 [2021-05-04 00:24:42,351 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 85 [2021-05-04 00:24:42,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:42,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:42,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:42,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:42,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:42,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:42,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:42,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:42,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:42,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:42,739 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:42,740 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:42,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:42,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1011061756, now seen corresponding path program 8 times [2021-05-04 00:24:42,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:42,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645033657] [2021-05-04 00:24:42,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:42,833 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:42,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645033657] [2021-05-04 00:24:42,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2102127254] [2021-05-04 00:24:42,834 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:42,854 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 00:24:42,854 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:42,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 22 conjunts are in the unsatisfiable core [2021-05-04 00:24:42,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:42,967 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 5 [2021-05-04 00:24:42,968 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:42,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:42,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:24:42,972 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:42,974 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 5 [2021-05-04 00:24:42,975 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:42,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:24:42,977 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:42,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:42,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:24:42,980 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:42,982 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:24:42,983 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:43,013 INFO L628 ElimStorePlain]: treesize reduction 18, result has 52.6 percent of original size [2021-05-04 00:24:43,013 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:43,014 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:24:43,014 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:24:43,040 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:43,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:43,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 16 [2021-05-04 00:24:43,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75098682] [2021-05-04 00:24:43,041 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-05-04 00:24:43,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:43,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-05-04 00:24:43,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-05-04 00:24:43,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:43,042 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:43,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5625) internal successors, (25), 16 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:43,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:43,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:43,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:43,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:43,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:43,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:43,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:43,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:43,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:43,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:43,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:43,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:43,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:43,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:43,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:43,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:43,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:43,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:43,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:43,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:43,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:43,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:43,711 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2021-05-04 00:24:43,712 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:43,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:43,712 INFO L82 PathProgramCache]: Analyzing trace with hash -1208988096, now seen corresponding path program 9 times [2021-05-04 00:24:43,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:43,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98337839] [2021-05-04 00:24:43,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:43,793 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:43,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98337839] [2021-05-04 00:24:43,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [406248935] [2021-05-04 00:24:43,794 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-05-04 00:24:43,826 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-05-04 00:24:43,826 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:43,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 22 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:43,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:43,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:43,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:24:43,919 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:43,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:24:43,921 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:43,933 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:24:43,933 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:43,933 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:24:43,933 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:24:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:43,949 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:43,949 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 16 [2021-05-04 00:24:43,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049820970] [2021-05-04 00:24:43,950 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-05-04 00:24:43,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:43,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-05-04 00:24:43,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-05-04 00:24:43,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:43,951 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:43,951 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5625) internal successors, (25), 16 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:43,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:43,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:43,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:43,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:43,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:43,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:43,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:43,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:43,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:43,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:43,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:43,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:44,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:44,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:44,314 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable64 [2021-05-04 00:24:44,314 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:44,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:44,314 INFO L82 PathProgramCache]: Analyzing trace with hash 1174989682, now seen corresponding path program 10 times [2021-05-04 00:24:44,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:44,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338858981] [2021-05-04 00:24:44,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:44,768 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:44,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338858981] [2021-05-04 00:24:44,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [577788587] [2021-05-04 00:24:44,768 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:44,802 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 00:24:44,803 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:44,804 WARN L261 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 53 conjunts are in the unsatisfiable core [2021-05-04 00:24:44,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:45,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:45,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:45,566 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 58 treesize of output 40 [2021-05-04 00:24:45,568 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:45,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:45,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:45,575 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 60 treesize of output 42 [2021-05-04 00:24:45,577 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:45,588 INFO L628 ElimStorePlain]: treesize reduction 110, result has 9.1 percent of original size [2021-05-04 00:24:45,588 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:45,588 INFO L518 ElimStorePlain]: Eliminatee v_prenex_30 vanished before elimination [2021-05-04 00:24:45,588 INFO L518 ElimStorePlain]: Eliminatee v_prenex_29 vanished before elimination [2021-05-04 00:24:45,588 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:24:45,588 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:206, output treesize:11 [2021-05-04 00:24:45,616 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:45,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:45,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 22 [2021-05-04 00:24:45,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77219665] [2021-05-04 00:24:45,616 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-04 00:24:45,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:45,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-04 00:24:45,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2021-05-04 00:24:45,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:45,617 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:45,617 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:45,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:45,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:45,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:45,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:45,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:45,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:45,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:45,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:45,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:45,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:45,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:45,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:45,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:47,002 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2021-05-04 00:24:47,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:47,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:47,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:47,353 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:47,353 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:47,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:47,354 INFO L82 PathProgramCache]: Analyzing trace with hash 2063856768, now seen corresponding path program 11 times [2021-05-04 00:24:47,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:47,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805165079] [2021-05-04 00:24:47,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:47,472 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:47,473 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805165079] [2021-05-04 00:24:47,473 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1376271022] [2021-05-04 00:24:47,473 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:47,497 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-05-04 00:24:47,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:47,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 26 conjunts are in the unsatisfiable core [2021-05-04 00:24:47,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:47,653 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 8 treesize of output 6 [2021-05-04 00:24:47,655 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:47,657 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 7 treesize of output 5 [2021-05-04 00:24:47,657 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:47,660 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 5 [2021-05-04 00:24:47,660 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:47,662 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 8 treesize of output 6 [2021-05-04 00:24:47,663 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:47,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:47,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:24:47,667 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:47,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:24:47,669 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:47,699 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-05-04 00:24:47,700 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:47,700 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:24:47,700 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:24:47,726 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:47,726 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:47,726 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-05-04 00:24:47,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522414549] [2021-05-04 00:24:47,726 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-04 00:24:47,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:47,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-04 00:24:47,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2021-05-04 00:24:47,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:47,727 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:47,727 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 19 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:48,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:48,369 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable84 [2021-05-04 00:24:48,370 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:48,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:48,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1961788092, now seen corresponding path program 12 times [2021-05-04 00:24:48,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:48,370 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503940216] [2021-05-04 00:24:48,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:48,487 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:48,487 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503940216] [2021-05-04 00:24:48,487 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [932970572] [2021-05-04 00:24:48,488 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:48,511 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-05-04 00:24:48,512 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:48,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 26 conjunts are in the unsatisfiable core [2021-05-04 00:24:48,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:48,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:48,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:24:48,645 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:48,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:24:48,647 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:48,661 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:24:48,661 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:48,662 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:24:48,662 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:24:48,704 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:48,704 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:48,704 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-05-04 00:24:48,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5385072] [2021-05-04 00:24:48,706 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-04 00:24:48,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:48,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-04 00:24:48,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2021-05-04 00:24:48,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:48,707 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:48,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 19 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:48,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:48,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:48,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:48,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:48,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:49,194 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:49,194 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:49,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:49,195 INFO L82 PathProgramCache]: Analyzing trace with hash 684803702, now seen corresponding path program 13 times [2021-05-04 00:24:49,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:49,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468661326] [2021-05-04 00:24:49,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:49,723 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:49,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468661326] [2021-05-04 00:24:49,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [307932963] [2021-05-04 00:24:49,723 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:49,757 WARN L261 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 65 conjunts are in the unsatisfiable core [2021-05-04 00:24:49,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:50,835 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 72 [2021-05-04 00:24:51,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:51,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:51,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 49 [2021-05-04 00:24:51,042 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:51,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,051 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:51,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:51,054 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 69 treesize of output 47 [2021-05-04 00:24:51,056 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:51,068 INFO L628 ElimStorePlain]: treesize reduction 127, result has 8.0 percent of original size [2021-05-04 00:24:51,068 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:51,068 INFO L518 ElimStorePlain]: Eliminatee v_prenex_39 vanished before elimination [2021-05-04 00:24:51,068 INFO L518 ElimStorePlain]: Eliminatee v_prenex_38 vanished before elimination [2021-05-04 00:24:51,069 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:24:51,069 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:239, output treesize:11 [2021-05-04 00:24:51,100 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:51,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:51,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2021-05-04 00:24:51,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397748138] [2021-05-04 00:24:51,100 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-05-04 00:24:51,100 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:51,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-05-04 00:24:51,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2021-05-04 00:24:51,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:51,101 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:51,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.4230769230769231) internal successors, (37), 26 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:51,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:51,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:51,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:51,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:51,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:51,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:51,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:51,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:51,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:51,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:51,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:51,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:51,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:51,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:51,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:51,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:53,095 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-05-04 00:24:53,264 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 90 [2021-05-04 00:24:53,463 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 90 [2021-05-04 00:24:53,666 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 87 [2021-05-04 00:24:53,840 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 90 [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:54,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:54,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:24:54,241 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:54,241 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:54,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:54,241 INFO L82 PathProgramCache]: Analyzing trace with hash -247006724, now seen corresponding path program 14 times [2021-05-04 00:24:54,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:54,241 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124307035] [2021-05-04 00:24:54,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:54,387 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:54,387 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124307035] [2021-05-04 00:24:54,387 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1549820955] [2021-05-04 00:24:54,387 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:54,412 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 00:24:54,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:54,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-05-04 00:24:54,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:54,592 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 8 treesize of output 6 [2021-05-04 00:24:54,594 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:54,596 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 8 treesize of output 6 [2021-05-04 00:24:54,597 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:54,599 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 5 [2021-05-04 00:24:54,600 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:54,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:54,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:24:54,604 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:54,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:54,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:24:54,607 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:54,609 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 5 [2021-05-04 00:24:54,610 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:54,636 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-05-04 00:24:54,637 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:54,637 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:24:54,637 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:24:54,669 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:54,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:54,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 22 [2021-05-04 00:24:54,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684555834] [2021-05-04 00:24:54,670 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-04 00:24:54,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:54,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-04 00:24:54,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=409, Unknown=0, NotChecked=0, Total=462 [2021-05-04 00:24:54,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:54,671 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:54,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.4090909090909092) internal successors, (31), 22 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) [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:24:54,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:55,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:55,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:55,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:55,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:55,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:55,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:24:55,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:24:55,587 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable113 [2021-05-04 00:24:55,588 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:55,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:55,588 INFO L82 PathProgramCache]: Analyzing trace with hash 883831616, now seen corresponding path program 15 times [2021-05-04 00:24:55,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:55,588 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598250427] [2021-05-04 00:24:55,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:55,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:55,724 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:55,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598250427] [2021-05-04 00:24:55,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [110463504] [2021-05-04 00:24:55,725 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:55,758 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-05-04 00:24:55,759 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:55,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-05-04 00:24:55,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:55,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:55,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:24:55,911 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:55,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:24:55,913 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:55,926 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:24:55,926 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:55,927 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:24:55,927 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:24:55,948 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:55,948 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:55,948 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 22 [2021-05-04 00:24:55,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578523910] [2021-05-04 00:24:55,949 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-04 00:24:55,949 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:55,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-04 00:24:55,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=409, Unknown=0, NotChecked=0, Total=462 [2021-05-04 00:24:55,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:55,949 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:55,949 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 1.4090909090909092) internal successors, (31), 22 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) [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:24:55,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:56,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:24:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:24:56,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:24:56,516 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:56,516 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:24:56,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:24:56,517 INFO L82 PathProgramCache]: Analyzing trace with hash 1627891314, now seen corresponding path program 16 times [2021-05-04 00:24:56,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:24:56,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062178985] [2021-05-04 00:24:56,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:24:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:24:57,067 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:57,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062178985] [2021-05-04 00:24:57,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [788565523] [2021-05-04 00:24:57,067 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:24:57,098 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 00:24:57,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:24:57,099 WARN L261 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 77 conjunts are in the unsatisfiable core [2021-05-04 00:24:57,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:24:58,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:58,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:58,715 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 80 treesize of output 54 [2021-05-04 00:24:58,717 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:58,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:24:58,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:24:58,735 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 82 treesize of output 56 [2021-05-04 00:24:58,737 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:24:58,751 INFO L628 ElimStorePlain]: treesize reduction 128, result has 7.9 percent of original size [2021-05-04 00:24:58,751 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:24:58,751 INFO L518 ElimStorePlain]: Eliminatee v_prenex_47 vanished before elimination [2021-05-04 00:24:58,751 INFO L518 ElimStorePlain]: Eliminatee v_prenex_48 vanished before elimination [2021-05-04 00:24:58,752 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:24:58,752 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:272, output treesize:11 [2021-05-04 00:24:58,789 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:24:58,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:24:58,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 30 [2021-05-04 00:24:58,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243457879] [2021-05-04 00:24:58,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-05-04 00:24:58,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:24:58,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-05-04 00:24:58,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=799, Unknown=0, NotChecked=0, Total=870 [2021-05-04 00:24:58,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:24:58,790 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:24:58,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.3666666666666667) internal successors, (41), 30 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:24:58,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:24:58,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:58,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:24:58,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:24:58,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:58,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:24:58,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:58,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:24:58,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:24:58,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:24:58,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:24:58,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:24:58,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:58,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:24:58,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:24:58,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:24:58,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:24:58,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:24:58,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:01,082 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 65 [2021-05-04 00:25:01,292 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 68 [2021-05-04 00:25:01,519 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 68 [2021-05-04 00:25:01,749 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 68 [2021-05-04 00:25:02,033 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 68 [2021-05-04 00:25:02,337 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 99 [2021-05-04 00:25:02,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:02,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:02,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:02,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:02,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:02,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:02,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:02,766 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable122 [2021-05-04 00:25:02,766 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:25:02,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:25:02,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1076061824, now seen corresponding path program 17 times [2021-05-04 00:25:02,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:25:02,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728375865] [2021-05-04 00:25:02,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:25:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:25:02,990 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:02,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728375865] [2021-05-04 00:25:02,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856563483] [2021-05-04 00:25:02,990 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:03,023 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-05-04 00:25:03,023 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:25:03,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 34 conjunts are in the unsatisfiable core [2021-05-04 00:25:03,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:25:03,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:03,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:25:03,342 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:03,347 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 5 [2021-05-04 00:25:03,348 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:03,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:03,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:25:03,355 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:03,359 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:25:03,360 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:03,362 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:25:03,363 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:03,365 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 5 [2021-05-04 00:25:03,366 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:03,386 INFO L628 ElimStorePlain]: treesize reduction 18, result has 52.6 percent of original size [2021-05-04 00:25:03,386 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:25:03,387 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:25:03,387 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:25:03,419 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:03,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:25:03,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 25 [2021-05-04 00:25:03,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262894675] [2021-05-04 00:25:03,420 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-05-04 00:25:03,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:25:03,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-05-04 00:25:03,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2021-05-04 00:25:03,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:03,421 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:25:03,421 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.36) internal successors, (34), 25 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:03,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:04,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:04,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:04,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:04,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:04,699 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable146 [2021-05-04 00:25:04,700 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:25:04,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:25:04,700 INFO L82 PathProgramCache]: Analyzing trace with hash -379811652, now seen corresponding path program 18 times [2021-05-04 00:25:04,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:25:04,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668297197] [2021-05-04 00:25:04,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:25:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:25:04,886 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:04,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668297197] [2021-05-04 00:25:04,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198070285] [2021-05-04 00:25:04,886 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:04,983 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-05-04 00:25:04,983 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:25:04,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 34 conjunts are in the unsatisfiable core [2021-05-04 00:25:04,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:25:05,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:05,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:25:05,236 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:05,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:25:05,239 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:05,252 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:25:05,253 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:25:05,253 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:25:05,253 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:25:05,283 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:05,283 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:25:05,283 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 25 [2021-05-04 00:25:05,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576160948] [2021-05-04 00:25:05,284 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-05-04 00:25:05,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:25:05,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-05-04 00:25:05,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2021-05-04 00:25:05,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:05,284 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:25:05,284 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.36) internal successors, (34), 25 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:25:05,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:05,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:05,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:05,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:05,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:05,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:05,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:05,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:05,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:05,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:05,922 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152,21 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:05,923 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:25:05,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:25:05,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1109655670, now seen corresponding path program 19 times [2021-05-04 00:25:05,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:25:05,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379569846] [2021-05-04 00:25:05,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:25:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:25:06,539 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:06,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379569846] [2021-05-04 00:25:06,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [596837044] [2021-05-04 00:25:06,539 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:25:06,593 WARN L261 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 89 conjunts are in the unsatisfiable core [2021-05-04 00:25:06,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:25:07,630 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 90 [2021-05-04 00:25:08,103 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 90 [2021-05-04 00:25:08,327 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 90 [2021-05-04 00:25:08,569 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 90 [2021-05-04 00:25:08,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:08,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:08,877 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 91 treesize of output 61 [2021-05-04 00:25:08,879 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:08,908 INFO L628 ElimStorePlain]: treesize reduction 221, result has 4.7 percent of original size [2021-05-04 00:25:08,908 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:25:08,908 INFO L518 ElimStorePlain]: Eliminatee v_prenex_63 vanished before elimination [2021-05-04 00:25:08,908 INFO L518 ElimStorePlain]: Eliminatee v_prenex_62 vanished before elimination [2021-05-04 00:25:08,909 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:25:08,909 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:305, output treesize:11 [2021-05-04 00:25:08,951 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:08,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:25:08,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18] total 34 [2021-05-04 00:25:08,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378652631] [2021-05-04 00:25:08,952 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-05-04 00:25:08,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:25:08,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-05-04 00:25:08,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=1041, Unknown=0, NotChecked=0, Total=1122 [2021-05-04 00:25:08,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:08,952 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:25:08,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 34 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:11,635 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2021-05-04 00:25:12,922 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 100 [2021-05-04 00:25:13,161 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2021-05-04 00:25:13,458 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2021-05-04 00:25:13,727 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 103 [2021-05-04 00:25:14,032 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2021-05-04 00:25:14,299 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2021-05-04 00:25:14,586 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2021-05-04 00:25:14,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:14,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:14,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:14,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:14,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:14,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:14,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:14,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:15,007 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:15,008 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:25:15,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:25:15,008 INFO L82 PathProgramCache]: Analyzing trace with hash 38502396, now seen corresponding path program 20 times [2021-05-04 00:25:15,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:25:15,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046438529] [2021-05-04 00:25:15,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:25:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:25:15,242 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:15,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046438529] [2021-05-04 00:25:15,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877637795] [2021-05-04 00:25:15,242 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:15,270 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 00:25:15,270 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:25:15,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 38 conjunts are in the unsatisfiable core [2021-05-04 00:25:15,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:25:15,572 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 5 [2021-05-04 00:25:15,573 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:15,577 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 8 treesize of output 6 [2021-05-04 00:25:15,594 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:15,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:15,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:25:15,598 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:15,601 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 8 treesize of output 6 [2021-05-04 00:25:15,602 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:15,608 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 5 [2021-05-04 00:25:15,614 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:15,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:25:15,618 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:15,643 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-05-04 00:25:15,643 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:25:15,643 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:25:15,644 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:25:15,691 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:15,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:25:15,691 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 28 [2021-05-04 00:25:15,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448077212] [2021-05-04 00:25:15,691 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-04 00:25:15,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:25:15,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-04 00:25:15,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2021-05-04 00:25:15,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:15,692 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:25:15,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 28 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:25:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:15,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:15,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:16,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:16,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:25:16,963 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:16,963 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:25:16,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:25:16,963 INFO L82 PathProgramCache]: Analyzing trace with hash 147421248, now seen corresponding path program 21 times [2021-05-04 00:25:16,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:25:16,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096052315] [2021-05-04 00:25:16,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:25:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:25:17,206 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:17,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096052315] [2021-05-04 00:25:17,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2094062655] [2021-05-04 00:25:17,206 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:17,237 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-04 00:25:17,237 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:25:17,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 38 conjunts are in the unsatisfiable core [2021-05-04 00:25:17,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:25:17,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:17,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:25:17,476 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:17,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:25:17,479 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:17,493 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:25:17,493 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:25:17,494 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:25:17,494 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:25:17,521 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:17,521 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:25:17,521 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 28 [2021-05-04 00:25:17,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045938025] [2021-05-04 00:25:17,521 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-04 00:25:17,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:25:17,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-04 00:25:17,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2021-05-04 00:25:17,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:17,522 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:25:17,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 28 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:17,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:17,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:17,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:17,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:17,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:17,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:17,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:17,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:17,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:17,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:17,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:25:17,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:25:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:25:18,276 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185,24 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:18,277 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:25:18,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:25:18,278 INFO L82 PathProgramCache]: Analyzing trace with hash 274006386, now seen corresponding path program 22 times [2021-05-04 00:25:18,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:25:18,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116217818] [2021-05-04 00:25:18,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:25:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:25:19,075 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:19,075 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116217818] [2021-05-04 00:25:19,075 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1223153327] [2021-05-04 00:25:19,075 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:19,105 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 00:25:19,105 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:25:19,106 WARN L261 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 101 conjunts are in the unsatisfiable core [2021-05-04 00:25:19,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:25:20,462 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-05-04 00:25:20,675 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-05-04 00:25:20,998 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 99 [2021-05-04 00:25:21,258 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-05-04 00:25:21,531 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 99 [2021-05-04 00:25:21,780 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-05-04 00:25:22,052 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-05-04 00:25:22,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:22,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:22,144 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 102 treesize of output 68 [2021-05-04 00:25:22,153 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:22,181 INFO L628 ElimStorePlain]: treesize reduction 239, result has 4.4 percent of original size [2021-05-04 00:25:22,181 INFO L518 ElimStorePlain]: Eliminatee v_prenex_71 vanished before elimination [2021-05-04 00:25:22,181 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-05-04 00:25:22,181 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:25:22,182 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:25:22,182 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:338, output treesize:11 [2021-05-04 00:25:22,190 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:22,190 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:25:22,190 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 37 [2021-05-04 00:25:22,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624063285] [2021-05-04 00:25:22,192 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-05-04 00:25:22,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:25:22,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-05-04 00:25:22,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=1244, Unknown=0, NotChecked=0, Total=1332 [2021-05-04 00:25:22,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:22,192 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:25:22,192 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.2432432432432432) internal successors, (46), 37 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:25:22,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:26,056 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 105 [2021-05-04 00:25:26,353 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 108 [2021-05-04 00:25:26,637 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 108 [2021-05-04 00:25:26,924 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 114 [2021-05-04 00:25:27,263 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 114 [2021-05-04 00:25:27,522 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 114 [2021-05-04 00:25:27,837 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 114 [2021-05-04 00:25:28,087 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 114 [2021-05-04 00:25:28,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:25:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:25:28,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:25:28,536 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:28,537 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:25:28,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:25:28,537 INFO L82 PathProgramCache]: Analyzing trace with hash -96821632, now seen corresponding path program 23 times [2021-05-04 00:25:28,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:25:28,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240197074] [2021-05-04 00:25:28,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:25:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:25:28,836 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:28,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240197074] [2021-05-04 00:25:28,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316431460] [2021-05-04 00:25:28,836 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:28,883 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-05-04 00:25:28,883 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:25:28,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 42 conjunts are in the unsatisfiable core [2021-05-04 00:25:28,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:25:29,222 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 8 treesize of output 6 [2021-05-04 00:25:29,223 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:29,226 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 8 treesize of output 6 [2021-05-04 00:25:29,236 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:29,239 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:29,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:25:29,240 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:29,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:29,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:25:29,244 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:29,259 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 5 [2021-05-04 00:25:29,261 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:29,263 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 5 [2021-05-04 00:25:29,264 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:29,292 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-05-04 00:25:29,292 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:25:29,293 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:25:29,293 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:25:29,342 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:29,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:25:29,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 31 [2021-05-04 00:25:29,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826551694] [2021-05-04 00:25:29,342 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-05-04 00:25:29,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:25:29,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-05-04 00:25:29,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=853, Unknown=0, NotChecked=0, Total=930 [2021-05-04 00:25:29,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:29,343 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:25:29,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 31 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:29,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:25:29,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:30,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:30,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:30,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:25:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:25:30,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:25:30,978 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable217 [2021-05-04 00:25:30,979 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:25:30,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:25:30,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1015304516, now seen corresponding path program 24 times [2021-05-04 00:25:30,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:25:30,979 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296081546] [2021-05-04 00:25:30,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:25:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:25:31,257 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:31,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296081546] [2021-05-04 00:25:31,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [610586618] [2021-05-04 00:25:31,257 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:31,290 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-05-04 00:25:31,290 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:25:31,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 42 conjunts are in the unsatisfiable core [2021-05-04 00:25:31,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:25:31,614 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:31,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:25:31,617 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:31,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:25:31,621 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:31,638 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:25:31,638 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:25:31,638 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:25:31,639 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:25:31,672 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:31,672 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:25:31,672 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 31 [2021-05-04 00:25:31,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199479442] [2021-05-04 00:25:31,673 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-05-04 00:25:31,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:25:31,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-05-04 00:25:31,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=853, Unknown=0, NotChecked=0, Total=930 [2021-05-04 00:25:31,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:31,674 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:25:31,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 31 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:31,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:31,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:31,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:31,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:31,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:31,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:31,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:31,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:25:31,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:25:31,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:25:31,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:25:31,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:25:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:25:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:25:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:25:32,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:25:32,671 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable223 [2021-05-04 00:25:32,672 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:25:32,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:25:32,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1410753930, now seen corresponding path program 25 times [2021-05-04 00:25:32,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:25:32,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640192473] [2021-05-04 00:25:32,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:25:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:25:33,259 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2021-05-04 00:25:33,404 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-05-04 00:25:33,572 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2021-05-04 00:25:33,717 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-05-04 00:25:33,871 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-05-04 00:25:34,022 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2021-05-04 00:25:34,202 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-05-04 00:25:34,363 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-05-04 00:25:34,527 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2021-05-04 00:25:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:34,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640192473] [2021-05-04 00:25:34,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [52519684] [2021-05-04 00:25:34,787 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:25:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:25:34,839 WARN L261 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 113 conjunts are in the unsatisfiable core [2021-05-04 00:25:34,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:25:36,806 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-05-04 00:25:37,126 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-05-04 00:25:37,493 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-05-04 00:25:37,844 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-05-04 00:25:38,175 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-05-04 00:25:38,536 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-05-04 00:25:38,885 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 108 [2021-05-04 00:25:39,255 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2021-05-04 00:25:39,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:39,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:39,425 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 113 treesize of output 75 [2021-05-04 00:25:39,428 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:39,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:25:39,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:25:39,476 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 115 treesize of output 77 [2021-05-04 00:25:39,480 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:25:39,495 INFO L628 ElimStorePlain]: treesize reduction 167, result has 6.2 percent of original size [2021-05-04 00:25:39,496 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:25:39,496 INFO L518 ElimStorePlain]: Eliminatee v_prenex_85 vanished before elimination [2021-05-04 00:25:39,496 INFO L518 ElimStorePlain]: Eliminatee v_prenex_84 vanished before elimination [2021-05-04 00:25:39,496 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:25:39,496 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:371, output treesize:11 [2021-05-04 00:25:39,582 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:25:39,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:25:39,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22] total 43 [2021-05-04 00:25:39,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388422067] [2021-05-04 00:25:39,583 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-05-04 00:25:39,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:25:39,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-05-04 00:25:39,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1713, Unknown=0, NotChecked=0, Total=1806 [2021-05-04 00:25:39,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:39,584 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:25:39,584 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.2325581395348837) internal successors, (53), 43 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) [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:25:39,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:25:39,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:25:39,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:25:39,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:25:39,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:25:39,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:25:41,883 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2021-05-04 00:25:42,394 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 80 [2021-05-04 00:25:43,114 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 146 [2021-05-04 00:25:43,845 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 148 [2021-05-04 00:25:44,937 WARN L205 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 154 [2021-05-04 00:25:45,638 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 187 [2021-05-04 00:25:46,940 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 461 DAG size of output: 135 [2021-05-04 00:25:47,664 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 186 [2021-05-04 00:25:48,719 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 137 [2021-05-04 00:25:49,619 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 189 [2021-05-04 00:25:50,757 WARN L205 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 138 [2021-05-04 00:25:51,507 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 185 [2021-05-04 00:25:52,736 WARN L205 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 138 [2021-05-04 00:25:53,556 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 152 [2021-05-04 00:25:54,613 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 138 [2021-05-04 00:25:55,370 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 186 [2021-05-04 00:25:56,705 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 461 DAG size of output: 135 [2021-05-04 00:25:57,439 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 178 [2021-05-04 00:25:59,715 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 461 DAG size of output: 269 [2021-05-04 00:26:00,223 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 85 [2021-05-04 00:26:03,580 WARN L205 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 461 DAG size of output: 349 [2021-05-04 00:26:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:03,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:03,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:03,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:03,994 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable225 [2021-05-04 00:26:03,994 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:26:03,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:26:03,994 INFO L82 PathProgramCache]: Analyzing trace with hash -784783876, now seen corresponding path program 26 times [2021-05-04 00:26:03,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:26:03,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531698930] [2021-05-04 00:26:03,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:26:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:26:04,417 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:04,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531698930] [2021-05-04 00:26:04,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1077347103] [2021-05-04 00:26:04,417 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:26:04,449 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 00:26:04,449 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:26:04,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 46 conjunts are in the unsatisfiable core [2021-05-04 00:26:04,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:26:04,916 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 5 [2021-05-04 00:26:04,917 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:04,921 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 5 [2021-05-04 00:26:04,922 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:04,926 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 8 treesize of output 6 [2021-05-04 00:26:04,928 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:04,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:26:04,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:26:04,934 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:04,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:26:04,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:26:04,940 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:04,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:26:04,943 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:04,983 INFO L628 ElimStorePlain]: treesize reduction 26, result has 43.5 percent of original size [2021-05-04 00:26:04,984 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:26:04,984 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:26:04,985 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:26:05,039 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:05,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:26:05,039 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 34 [2021-05-04 00:26:05,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775745834] [2021-05-04 00:26:05,039 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-05-04 00:26:05,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:26:05,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-05-04 00:26:05,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1037, Unknown=0, NotChecked=0, Total=1122 [2021-05-04 00:26:05,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:26:05,040 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:26:05,040 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 34 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:05,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:05,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:26:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:06,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:06,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:26:07,172 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable256 [2021-05-04 00:26:07,172 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:26:07,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:26:07,173 INFO L82 PathProgramCache]: Analyzing trace with hash 807017792, now seen corresponding path program 27 times [2021-05-04 00:26:07,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:26:07,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628099303] [2021-05-04 00:26:07,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:26:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:26:07,577 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:07,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628099303] [2021-05-04 00:26:07,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1481364075] [2021-05-04 00:26:07,577 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:26:07,612 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-05-04 00:26:07,612 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:26:07,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 46 conjunts are in the unsatisfiable core [2021-05-04 00:26:07,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:26:08,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:26:08,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:26:08,058 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:08,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:26:08,061 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:08,082 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:26:08,083 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:26:08,083 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:26:08,083 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:26:08,124 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:08,124 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:26:08,124 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 34 [2021-05-04 00:26:08,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39317862] [2021-05-04 00:26:08,124 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-05-04 00:26:08,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:26:08,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-05-04 00:26:08,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1037, Unknown=0, NotChecked=0, Total=1122 [2021-05-04 00:26:08,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:26:08,125 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:26:08,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 34 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:08,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:26:08,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:26:09,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:09,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:09,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:09,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:09,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:09,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:09,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:09,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:09,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:09,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:26:09,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:26:09,230 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:26:09,230 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:26:09,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:26:09,231 INFO L82 PathProgramCache]: Analyzing trace with hash -753337230, now seen corresponding path program 28 times [2021-05-04 00:26:09,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:26:09,231 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588452834] [2021-05-04 00:26:09,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:26:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:26:10,873 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:10,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588452834] [2021-05-04 00:26:10,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [202152739] [2021-05-04 00:26:10,873 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:26:10,910 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 00:26:10,910 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:26:10,912 WARN L261 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 125 conjunts are in the unsatisfiable core [2021-05-04 00:26:10,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:26:13,297 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-05-04 00:26:13,672 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-05-04 00:26:14,021 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-05-04 00:26:14,352 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-05-04 00:26:14,683 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-05-04 00:26:15,057 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-05-04 00:26:15,472 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-05-04 00:26:15,912 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-05-04 00:26:16,339 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 117 [2021-05-04 00:26:16,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:26:16,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:16,460 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 124 treesize of output 82 [2021-05-04 00:26:16,465 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:16,512 INFO L628 ElimStorePlain]: treesize reduction 283, result has 3.7 percent of original size [2021-05-04 00:26:16,513 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:26:16,513 INFO L518 ElimStorePlain]: Eliminatee v_prenex_100 vanished before elimination [2021-05-04 00:26:16,513 INFO L518 ElimStorePlain]: Eliminatee v_prenex_99 vanished before elimination [2021-05-04 00:26:16,513 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:26:16,513 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:404, output treesize:11 [2021-05-04 00:26:16,596 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:16,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:26:16,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 24] total 46 [2021-05-04 00:26:16,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690484492] [2021-05-04 00:26:16,597 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-05-04 00:26:16,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:26:16,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-05-04 00:26:16,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=1959, Unknown=0, NotChecked=0, Total=2070 [2021-05-04 00:26:16,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:26:16,598 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:26:16,598 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.2391304347826086) internal successors, (57), 46 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:16,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:26:16,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:26:18,469 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-04 00:26:19,394 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 00:26:21,943 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-05-04 00:26:26,019 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:26:26,529 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:26:27,242 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-05-04 00:26:27,858 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 70 [2021-05-04 00:26:28,325 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:26:28,612 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:26:28,907 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:26:29,168 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:26:29,709 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:26:31,235 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 127 [2021-05-04 00:26:31,844 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 130 [2021-05-04 00:26:32,492 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 130 [2021-05-04 00:26:33,147 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 130 [2021-05-04 00:26:33,745 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 130 [2021-05-04 00:26:34,432 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 130 [2021-05-04 00:26:35,084 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 130 [2021-05-04 00:26:35,691 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 130 [2021-05-04 00:26:36,312 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 130 [2021-05-04 00:26:36,980 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 130 [2021-05-04 00:26:37,390 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 75 [2021-05-04 00:26:37,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:37,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:37,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:37,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:26:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:26:37,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:26:37,812 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:26:37,813 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:26:37,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:26:37,813 INFO L82 PathProgramCache]: Analyzing trace with hash -1879702656, now seen corresponding path program 29 times [2021-05-04 00:26:37,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:26:37,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569711450] [2021-05-04 00:26:37,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:26:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:26:38,375 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 11 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:38,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569711450] [2021-05-04 00:26:38,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801542693] [2021-05-04 00:26:38,376 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:26:38,413 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-05-04 00:26:38,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:26:38,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 50 conjunts are in the unsatisfiable core [2021-05-04 00:26:38,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:26:39,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:26:39,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:26:39,115 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:39,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:26:39,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:26:39,120 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:39,124 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 5 [2021-05-04 00:26:39,126 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:39,128 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:26:39,129 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:39,132 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 5 [2021-05-04 00:26:39,134 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:39,137 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:26:39,138 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:39,171 INFO L628 ElimStorePlain]: treesize reduction 18, result has 52.6 percent of original size [2021-05-04 00:26:39,171 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:26:39,172 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:26:39,172 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:26:39,243 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 11 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:39,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:26:39,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 37 [2021-05-04 00:26:39,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280258259] [2021-05-04 00:26:39,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-05-04 00:26:39,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:26:39,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-05-04 00:26:39,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1239, Unknown=0, NotChecked=0, Total=1332 [2021-05-04 00:26:39,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:26:39,244 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:26:39,244 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.2432432432432432) internal successors, (46), 37 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:26:39,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:26:42,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:42,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:42,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:26:42,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:26:42,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:26:42,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:26:42,678 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:26:42,678 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:26:42,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:26:42,678 INFO L82 PathProgramCache]: Analyzing trace with hash 221508796, now seen corresponding path program 30 times [2021-05-04 00:26:42,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:26:42,679 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956523929] [2021-05-04 00:26:42,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:26:42,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:26:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:43,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956523929] [2021-05-04 00:26:43,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1243578994] [2021-05-04 00:26:43,282 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:26:43,320 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-05-04 00:26:43,320 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:26:43,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 50 conjunts are in the unsatisfiable core [2021-05-04 00:26:43,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:26:43,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:26:43,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:26:43,955 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:43,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:26:43,959 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:43,981 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:26:43,981 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:26:43,982 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:26:43,982 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:26:44,035 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:44,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:26:44,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 37 [2021-05-04 00:26:44,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233530596] [2021-05-04 00:26:44,036 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-05-04 00:26:44,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:26:44,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-05-04 00:26:44,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1239, Unknown=0, NotChecked=0, Total=1332 [2021-05-04 00:26:44,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:26:44,037 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:26:44,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.2432432432432432) internal successors, (46), 37 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:44,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:26:44,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:26:45,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:45,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:45,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:45,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:45,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:45,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:45,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:45,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:45,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:45,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:26:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:26:45,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:26:45,752 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable304 [2021-05-04 00:26:45,752 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:26:45,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:26:45,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1724246922, now seen corresponding path program 31 times [2021-05-04 00:26:45,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:26:45,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998639539] [2021-05-04 00:26:45,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:26:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:26:46,303 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2021-05-04 00:26:48,017 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:48,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998639539] [2021-05-04 00:26:48,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1158415959] [2021-05-04 00:26:48,018 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:26:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:26:48,061 WARN L261 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 137 conjunts are in the unsatisfiable core [2021-05-04 00:26:48,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:26:51,370 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-05-04 00:26:51,922 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-05-04 00:26:52,407 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-05-04 00:26:52,918 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-05-04 00:26:53,489 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-05-04 00:26:54,009 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-05-04 00:26:54,550 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-05-04 00:26:55,160 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 126 [2021-05-04 00:26:55,652 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-05-04 00:26:56,220 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-05-04 00:26:56,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:26:56,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:26:56,482 INFO L244 Elim1Store]: Index analysis took 152 ms [2021-05-04 00:26:56,484 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 135 treesize of output 89 [2021-05-04 00:26:56,489 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:56,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:26:56,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,561 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 137 treesize of output 91 [2021-05-04 00:26:56,566 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:56,703 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 78 [2021-05-04 00:26:56,704 INFO L628 ElimStorePlain]: treesize reduction 172, result has 47.2 percent of original size [2021-05-04 00:26:56,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:26:56,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 6 [2021-05-04 00:26:56,712 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 00:26:56,775 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 00:26:56,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:26:56,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 76 [2021-05-04 00:26:56,856 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:26:56,875 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 00:26:56,875 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:26:56,877 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 00:26:56,877 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:565, output treesize:22 [2021-05-04 00:26:57,049 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:26:57,049 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:26:57,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 26] total 51 [2021-05-04 00:26:57,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536478604] [2021-05-04 00:26:57,049 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-05-04 00:26:57,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:26:57,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-05-04 00:26:57,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=2440, Unknown=0, NotChecked=0, Total=2550 [2021-05-04 00:26:57,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:26:57,050 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:26:57,050 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 1.196078431372549) internal successors, (61), 51 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:26:57,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:26:57,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:57,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:26:57,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:26:57,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:26:57,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:27:01,690 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 83 [2021-05-04 00:27:02,546 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 92 [2021-05-04 00:27:03,593 WARN L205 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 147 [2021-05-04 00:27:04,660 WARN L205 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 150 [2021-05-04 00:27:05,742 WARN L205 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 151 [2021-05-04 00:27:06,802 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 151 [2021-05-04 00:27:07,984 WARN L205 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-05-04 00:27:09,065 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 201 [2021-05-04 00:27:10,153 WARN L205 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 202 [2021-05-04 00:27:11,277 WARN L205 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 202 [2021-05-04 00:27:12,423 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 201 [2021-05-04 00:27:13,469 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 202 [2021-05-04 00:27:14,595 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 201 [2021-05-04 00:27:15,343 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 107 [2021-05-04 00:27:15,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:27:15,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:27:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:27:15,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:27:15,818 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:27:15,818 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:27:15,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:27:15,819 INFO L82 PathProgramCache]: Analyzing trace with hash -1913132036, now seen corresponding path program 32 times [2021-05-04 00:27:15,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:27:15,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225859282] [2021-05-04 00:27:15,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:27:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:27:16,574 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:27:16,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225859282] [2021-05-04 00:27:16,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [877601179] [2021-05-04 00:27:16,575 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:27:16,611 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 00:27:16,611 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:27:16,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 54 conjunts are in the unsatisfiable core [2021-05-04 00:27:16,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:27:17,673 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 8 treesize of output 6 [2021-05-04 00:27:17,676 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:27:17,681 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 5 [2021-05-04 00:27:17,683 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:27:17,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:27:17,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:27:17,693 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:27:17,698 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:27:17,700 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:27:17,705 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 5 [2021-05-04 00:27:17,707 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:27:17,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:27:17,713 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:27:17,778 INFO L628 ElimStorePlain]: treesize reduction 26, result has 43.5 percent of original size [2021-05-04 00:27:17,778 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:27:17,780 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:27:17,780 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:27:17,893 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:27:17,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:27:17,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 40 [2021-05-04 00:27:17,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078233787] [2021-05-04 00:27:17,894 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-05-04 00:27:17,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:27:17,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-05-04 00:27:17,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1459, Unknown=0, NotChecked=0, Total=1560 [2021-05-04 00:27:17,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:27:17,895 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:27:17,895 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 1.225) internal successors, (49), 40 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:27:17,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:27:17,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:27:22,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:27:22,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:22,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:27:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:27:22,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:27:23,059 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable361,35 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:27:23,059 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:27:23,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:27:23,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1200086464, now seen corresponding path program 33 times [2021-05-04 00:27:23,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:27:23,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058998431] [2021-05-04 00:27:23,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:27:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:27:24,013 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:27:24,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058998431] [2021-05-04 00:27:24,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1222338856] [2021-05-04 00:27:24,013 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:27:24,055 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-05-04 00:27:24,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:27:24,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 54 conjunts are in the unsatisfiable core [2021-05-04 00:27:24,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:27:25,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:27:25,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:27:25,079 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:27:25,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:27:25,084 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:27:25,113 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:27:25,113 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:27:25,114 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:27:25,114 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:27:25,192 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:27:25,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:27:25,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 40 [2021-05-04 00:27:25,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543779461] [2021-05-04 00:27:25,193 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-05-04 00:27:25,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:27:25,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-05-04 00:27:25,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1459, Unknown=0, NotChecked=0, Total=1560 [2021-05-04 00:27:25,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:27:25,209 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:27:25,209 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 1.225) internal successors, (49), 40 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:27:25,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:27:25,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:27:25,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:27:25,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:27:25,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:27:25,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:27:25,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:27:25,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:27:27,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:27:27,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:27,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:27,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:27:27,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:27,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:27:27,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:27,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:27:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:27:27,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:27:27,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:27:27,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:27:27,548 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable368,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:27:27,548 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:27:27,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:27:27,549 INFO L82 PathProgramCache]: Analyzing trace with hash 1450940274, now seen corresponding path program 34 times [2021-05-04 00:27:27,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:27:27,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749841485] [2021-05-04 00:27:27,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:27:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:27:28,159 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 22 [2021-05-04 00:27:29,023 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2021-05-04 00:27:29,190 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 25 [2021-05-04 00:27:29,395 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2021-05-04 00:27:29,594 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2021-05-04 00:27:29,799 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2021-05-04 00:27:30,382 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 26 [2021-05-04 00:27:30,527 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:27:30,527 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749841485] [2021-05-04 00:27:30,527 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [586213775] [2021-05-04 00:27:30,527 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:27:30,568 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 00:27:30,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:27:30,570 WARN L261 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 149 conjunts are in the unsatisfiable core [2021-05-04 00:27:30,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:27:32,441 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-04 00:27:34,397 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-05-04 00:27:35,057 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-05-04 00:27:35,659 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-05-04 00:27:36,249 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-05-04 00:27:36,905 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-05-04 00:27:37,600 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-05-04 00:27:38,295 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 135 [2021-05-04 00:27:38,953 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-05-04 00:27:39,623 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-05-04 00:27:40,249 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-05-04 00:27:40,888 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-05-04 00:27:41,543 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 135 [2021-05-04 00:27:41,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:27:41,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:27:41,855 INFO L244 Elim1Store]: Index analysis took 159 ms [2021-05-04 00:27:41,856 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 146 treesize of output 96 [2021-05-04 00:27:41,868 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:27:41,941 INFO L628 ElimStorePlain]: treesize reduction 327, result has 3.3 percent of original size [2021-05-04 00:27:41,941 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:27:41,941 INFO L518 ElimStorePlain]: Eliminatee v_prenex_123 vanished before elimination [2021-05-04 00:27:41,941 INFO L518 ElimStorePlain]: Eliminatee v_prenex_124 vanished before elimination [2021-05-04 00:27:41,942 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:27:41,942 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:470, output treesize:11 [2021-05-04 00:27:42,098 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:27:42,098 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:27:42,098 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 28] total 54 [2021-05-04 00:27:42,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603229250] [2021-05-04 00:27:42,098 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-05-04 00:27:42,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:27:42,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-05-04 00:27:42,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=2731, Unknown=0, NotChecked=0, Total=2862 [2021-05-04 00:27:42,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:27:42,099 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:27:42,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 1.2037037037037037) internal successors, (65), 54 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:27:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:27:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:27:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:27:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:27:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:27:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:27:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:27:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:27:43,108 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 00:27:44,244 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-04 00:27:44,566 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-04 00:27:45,748 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-04 00:27:46,057 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-04 00:27:46,493 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-05-04 00:27:47,750 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-04 00:27:48,043 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-04 00:27:48,490 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-04 00:27:48,946 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-04 00:27:50,054 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 00:27:50,348 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-04 00:27:50,831 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-04 00:27:51,291 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 00:27:51,722 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-04 00:27:53,272 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-05-04 00:27:53,605 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 00:27:54,025 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 00:27:54,421 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 00:27:54,821 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-05-04 00:27:55,271 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 00:27:56,454 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-04 00:27:56,778 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 00:27:57,285 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 00:27:57,766 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 00:27:58,235 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 00:27:58,726 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-05-04 00:27:59,159 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 00:27:59,596 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-04 00:28:00,595 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-05-04 00:28:00,943 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-05-04 00:28:01,443 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 00:28:01,897 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 00:28:02,350 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 00:28:02,818 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 00:28:03,243 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-05-04 00:28:03,687 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 00:28:04,946 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-05-04 00:28:05,290 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:28:05,795 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-05-04 00:28:06,267 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:28:06,776 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:28:07,238 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:28:07,793 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:28:08,236 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-05-04 00:28:08,689 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:28:09,149 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-04 00:28:10,179 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-05-04 00:28:10,562 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:28:11,131 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:28:11,621 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-05-04 00:28:12,148 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:28:12,658 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:28:13,094 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:28:13,598 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:28:14,109 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-05-04 00:28:14,623 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:28:15,922 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 81 [2021-05-04 00:28:16,361 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:28:16,798 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:28:17,364 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:28:17,918 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:28:18,550 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-04 00:28:19,273 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:28:19,835 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:28:20,432 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:28:20,949 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:28:21,517 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-04 00:28:22,185 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:28:22,695 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-04 00:28:24,188 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 141 [2021-05-04 00:28:25,156 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 150 [2021-05-04 00:28:26,197 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 150 [2021-05-04 00:28:27,234 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 150 [2021-05-04 00:28:28,334 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 150 [2021-05-04 00:28:29,367 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 150 [2021-05-04 00:28:30,431 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 150 [2021-05-04 00:28:31,497 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 150 [2021-05-04 00:28:32,555 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 150 [2021-05-04 00:28:33,521 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 150 [2021-05-04 00:28:34,511 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 150 [2021-05-04 00:28:35,497 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 150 [2021-05-04 00:28:36,379 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:28:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:28:37,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:28:37,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:28:37,264 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable370 [2021-05-04 00:28:37,264 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:28:37,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:28:37,265 INFO L82 PathProgramCache]: Analyzing trace with hash 2028390528, now seen corresponding path program 35 times [2021-05-04 00:28:37,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:28:37,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293622636] [2021-05-04 00:28:37,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:28:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:28:38,891 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 13 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:28:38,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293622636] [2021-05-04 00:28:38,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780740449] [2021-05-04 00:28:38,891 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:28:38,940 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-05-04 00:28:38,941 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:28:38,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 58 conjunts are in the unsatisfiable core [2021-05-04 00:28:38,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:28:41,092 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 8 treesize of output 6 [2021-05-04 00:28:41,098 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:28:41,108 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 8 treesize of output 6 [2021-05-04 00:28:41,112 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:28:41,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:28:41,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:28:41,132 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:28:41,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:28:41,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:28:41,143 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:28:41,150 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 5 [2021-05-04 00:28:41,154 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:28:41,160 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 5 [2021-05-04 00:28:41,164 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:28:41,269 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 12 [2021-05-04 00:28:41,270 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-05-04 00:28:41,270 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:28:41,272 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:28:41,272 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:28:41,465 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 13 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:28:41,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:28:41,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 43 [2021-05-04 00:28:41,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891057809] [2021-05-04 00:28:41,466 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-05-04 00:28:41,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:28:41,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-05-04 00:28:41,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1697, Unknown=0, NotChecked=0, Total=1806 [2021-05-04 00:28:41,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:28:41,467 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:28:41,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.2093023255813953) internal successors, (52), 43 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:28:41,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:28:41,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:28:45,460 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:28:45,857 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:28:46,380 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:28:46,855 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:28:47,094 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:28:47,338 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:28:49,017 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:28:50,049 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:28:50,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:28:50,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:28:50,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:28:50,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:28:50,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:28:50,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:28:50,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:28:50,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:28:50,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:28:50,540 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable409,38 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:28:50,540 INFO L428 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:28:50,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:28:50,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1637000516, now seen corresponding path program 36 times [2021-05-04 00:28:50,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:28:50,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166329883] [2021-05-04 00:28:50,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:28:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:28:52,442 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:28:52,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166329883] [2021-05-04 00:28:52,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [631388588] [2021-05-04 00:28:52,442 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 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:28:52,490 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-05-04 00:28:52,491 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:28:52,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 58 conjunts are in the unsatisfiable core [2021-05-04 00:28:52,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:28:54,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:28:54,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:28:54,437 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:28:54,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:28:54,451 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:28:54,497 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:28:54,497 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:28:54,499 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:28:54,499 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:28:54,641 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:28:54,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:28:54,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 43 [2021-05-04 00:28:54,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921785864] [2021-05-04 00:28:54,642 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-05-04 00:28:54,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:28:54,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-05-04 00:28:54,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1697, Unknown=0, NotChecked=0, Total=1806 [2021-05-04 00:28:54,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:28:54,643 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:28:54,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.2093023255813953) internal successors, (52), 43 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:28:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:28:54,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:28:59,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:28:59,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:28:59,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:28:59,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:28:59,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:28:59,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:28:59,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:28:59,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:28:59,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:28:59,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:28:59,693 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable416,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:28:59,693 INFO L428 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:28:59,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:28:59,693 INFO L82 PathProgramCache]: Analyzing trace with hash 791506550, now seen corresponding path program 37 times [2021-05-04 00:28:59,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:28:59,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995900182] [2021-05-04 00:28:59,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:28:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:29:01,486 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2021-05-04 00:29:01,812 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2021-05-04 00:29:02,104 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 00:29:02,400 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 00:29:02,690 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 00:29:03,036 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 00:29:03,316 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 00:29:03,597 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 00:29:03,909 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 00:29:04,209 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 00:29:04,509 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 00:29:04,824 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 00:29:05,136 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-05-04 00:29:05,458 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2021-05-04 00:29:05,882 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2021-05-04 00:29:06,184 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 21 [2021-05-04 00:29:06,187 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:29:06,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995900182] [2021-05-04 00:29:06,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [848739312] [2021-05-04 00:29:06,187 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:29:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:29:06,234 WARN L261 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 161 conjunts are in the unsatisfiable core [2021-05-04 00:29:06,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:29:07,424 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-05-04 00:29:08,029 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-05-04 00:29:08,350 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-05-04 00:29:08,686 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-04 00:29:09,002 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 00:29:09,361 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-05-04 00:29:09,703 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-05-04 00:29:10,118 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-05-04 00:29:12,261 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-05-04 00:29:13,175 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-05-04 00:29:14,021 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-05-04 00:29:14,829 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-05-04 00:29:15,647 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 144 [2021-05-04 00:29:16,572 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-05-04 00:29:17,546 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-05-04 00:29:18,514 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-05-04 00:29:19,460 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 144 [2021-05-04 00:29:20,557 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-05-04 00:29:21,574 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 144 [2021-05-04 00:29:22,660 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-05-04 00:29:23,700 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 144 [2021-05-04 00:29:23,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:23,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:29:24,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,443 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:29:24,458 INFO L244 Elim1Store]: Index analysis took 593 ms [2021-05-04 00:29:24,461 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 157 treesize of output 103 [2021-05-04 00:29:24,478 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:29:24,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:29:24,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:24,799 INFO L244 Elim1Store]: Index analysis took 311 ms [2021-05-04 00:29:24,801 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 147 treesize of output 95 [2021-05-04 00:29:24,817 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:29:25,128 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2021-05-04 00:29:25,129 INFO L628 ElimStorePlain]: treesize reduction 190, result has 48.8 percent of original size [2021-05-04 00:29:25,129 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:29:25,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:29:25,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:29:25,383 INFO L244 Elim1Store]: Index analysis took 248 ms [2021-05-04 00:29:25,385 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 159 treesize of output 105 [2021-05-04 00:29:25,400 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:29:25,445 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 00:29:25,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:29:25,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-05-04 00:29:25,456 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:29:25,500 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 00:29:25,504 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 00:29:25,504 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:653, output treesize:22 [2021-05-04 00:29:25,925 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:29:25,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:29:25,925 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 30] total 59 [2021-05-04 00:29:25,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865431754] [2021-05-04 00:29:25,925 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-05-04 00:29:25,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:29:25,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-05-04 00:29:25,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=3293, Unknown=0, NotChecked=0, Total=3422 [2021-05-04 00:29:25,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:29:25,926 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:29:25,926 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 1.1694915254237288) internal successors, (69), 59 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:29:25,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:29:25,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:29:25,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:29:25,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:29:25,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:29:25,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:29:25,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:29:25,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:29:39,028 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-05-04 00:29:40,732 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 103 [2021-05-04 00:29:42,518 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 164 [2021-05-04 00:29:45,236 WARN L205 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 265 DAG size of output: 237 [2021-05-04 00:29:48,363 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 264 DAG size of output: 238 [2021-05-04 00:29:51,546 WARN L205 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 266 DAG size of output: 233 [2021-05-04 00:29:54,784 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 266 DAG size of output: 233 [2021-05-04 00:29:57,067 WARN L205 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 172 [2021-05-04 00:29:59,173 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 264 DAG size of output: 179 [2021-05-04 00:30:02,125 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 266 DAG size of output: 237 [2021-05-04 00:30:05,643 WARN L205 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 266 DAG size of output: 237 [2021-05-04 00:30:08,026 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 266 DAG size of output: 172 [2021-05-04 00:30:10,166 WARN L205 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 172 [2021-05-04 00:30:12,746 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 264 DAG size of output: 234 [2021-05-04 00:30:15,779 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 265 DAG size of output: 233 [2021-05-04 00:30:18,002 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 142 DAG size of output: 122 [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:30:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:30:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:18,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:30:19,164 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable418,40 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:30:19,164 INFO L428 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:30:19,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:30:19,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1234185732, now seen corresponding path program 38 times [2021-05-04 00:30:19,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:30:19,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380673027] [2021-05-04 00:30:19,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:30:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:30:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:30:21,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380673027] [2021-05-04 00:30:21,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1680672439] [2021-05-04 00:30:21,910 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:30:21,954 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 00:30:21,954 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:30:21,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 62 conjunts are in the unsatisfiable core [2021-05-04 00:30:21,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:30:25,186 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 5 [2021-05-04 00:30:25,191 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:30:25,198 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 8 treesize of output 6 [2021-05-04 00:30:25,204 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:30:25,212 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 5 [2021-05-04 00:30:25,217 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:30:25,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:30:25,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:30:25,232 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:30:25,238 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:30:25,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:30:25,244 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:30:25,250 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 00:30:25,254 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:30:25,370 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 12 [2021-05-04 00:30:25,372 INFO L628 ElimStorePlain]: treesize reduction 26, result has 43.5 percent of original size [2021-05-04 00:30:25,372 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:30:25,374 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:30:25,374 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:30:25,674 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:30:25,674 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:30:25,674 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 46 [2021-05-04 00:30:25,675 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23262163] [2021-05-04 00:30:25,675 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-05-04 00:30:25,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:30:25,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-05-04 00:30:25,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1953, Unknown=0, NotChecked=0, Total=2070 [2021-05-04 00:30:25,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:30:25,675 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:30:25,676 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.1956521739130435) internal successors, (55), 46 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:30:25,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:30:25,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:30:26,113 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 19 [2021-05-04 00:30:26,569 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 21 [2021-05-04 00:30:26,858 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 22 [2021-05-04 00:30:27,209 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 25 [2021-05-04 00:30:33,308 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-05-04 00:30:33,749 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:34,055 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:34,381 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:34,712 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:35,037 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:35,366 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:35,701 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:36,035 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:36,366 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:36,678 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:36,997 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:37,326 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:37,679 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:37,976 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:38,295 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:38,602 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:38,915 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:39,188 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:39,493 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:39,799 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:40,122 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:40,391 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:30:40,695 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:41,313 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:41,718 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:42,063 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:30:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:30:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:30:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:30:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:30:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:30:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:30:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:30:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:30:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:30:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:30:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:30:42,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-05-04 00:30:42,382 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable462,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:30:42,382 INFO L428 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:30:42,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:30:42,382 INFO L82 PathProgramCache]: Analyzing trace with hash 1102808896, now seen corresponding path program 39 times [2021-05-04 00:30:42,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:30:42,382 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202099693] [2021-05-04 00:30:42,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:30:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:30:45,240 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:30:45,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202099693] [2021-05-04 00:30:45,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1885881785] [2021-05-04 00:30:45,240 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:30:45,290 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-05-04 00:30:45,290 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:30:45,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 62 conjunts are in the unsatisfiable core [2021-05-04 00:30:45,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:30:48,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:30:48,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:30:48,428 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:30:48,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:30:48,440 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:30:48,518 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:30:48,519 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:30:48,521 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:30:48,522 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:30:48,774 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:30:48,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:30:48,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 46 [2021-05-04 00:30:48,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002828277] [2021-05-04 00:30:48,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-05-04 00:30:48,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:30:48,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-05-04 00:30:48,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1953, Unknown=0, NotChecked=0, Total=2070 [2021-05-04 00:30:48,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:30:48,775 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:30:48,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 1.1956521739130435) internal successors, (55), 46 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:30:48,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:30:48,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:30:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:30:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:30:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:30:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:30:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:30:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:30:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-05-04 00:30:48,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:30:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:30:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-05-04 00:30:58,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 00:30:58,967 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable469 [2021-05-04 00:30:58,968 INFO L428 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:30:58,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:30:58,968 INFO L82 PathProgramCache]: Analyzing trace with hash -173747598, now seen corresponding path program 40 times [2021-05-04 00:30:58,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:30:58,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789811751] [2021-05-04 00:30:58,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:30:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:31:00,481 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 22 [2021-05-04 00:31:00,817 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 21 [2021-05-04 00:31:01,127 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 24 [2021-05-04 00:31:01,438 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 24 [2021-05-04 00:31:01,790 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 24 [2021-05-04 00:31:02,130 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2021-05-04 00:31:02,523 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2021-05-04 00:31:02,873 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 24 [2021-05-04 00:31:03,229 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 24 [2021-05-04 00:31:03,614 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2021-05-04 00:31:03,969 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2021-05-04 00:31:04,382 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2021-05-04 00:31:04,794 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2021-05-04 00:31:05,178 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 24 [2021-05-04 00:31:05,621 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2021-05-04 00:31:06,026 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 24 [2021-05-04 00:31:06,427 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 7 [2021-05-04 00:31:06,431 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:31:06,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789811751] [2021-05-04 00:31:06,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1400247403] [2021-05-04 00:31:06,431 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:31:06,509 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 00:31:06,510 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:31:06,512 WARN L261 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 173 conjunts are in the unsatisfiable core [2021-05-04 00:31:06,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:31:06,897 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-05-04 00:31:07,288 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:31:07,654 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-04 00:31:08,040 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-05-04 00:31:08,486 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-05-04 00:31:08,937 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-04 00:31:09,378 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-05-04 00:31:09,847 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-04 00:31:10,355 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-04 00:31:10,862 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-04 00:31:11,403 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-05-04 00:31:11,945 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-04 00:31:12,561 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-04 00:31:13,310 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-05-04 00:31:15,298 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2021-05-04 00:31:16,371 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-05-04 00:31:17,483 WARN L205 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-05-04 00:31:18,693 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-05-04 00:31:19,918 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-05-04 00:31:21,165 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-05-04 00:31:22,483 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-05-04 00:31:23,679 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-05-04 00:31:24,856 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-05-04 00:31:25,970 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-05-04 00:31:27,274 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-05-04 00:31:28,593 WARN L205 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 153 [2021-05-04 00:31:29,849 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-05-04 00:31:31,077 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-05-04 00:31:31,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:31:31,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:31:31,740 INFO L244 Elim1Store]: Index analysis took 429 ms [2021-05-04 00:31:31,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 91 disjoint index pairs (out of 105 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 110 [2021-05-04 00:31:31,768 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:31:31,978 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 7 [2021-05-04 00:31:31,980 INFO L628 ElimStorePlain]: treesize reduction 375, result has 2.8 percent of original size [2021-05-04 00:31:31,980 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:31:31,980 INFO L518 ElimStorePlain]: Eliminatee v_prenex_163 vanished before elimination [2021-05-04 00:31:31,980 INFO L518 ElimStorePlain]: Eliminatee v_prenex_164 vanished before elimination [2021-05-04 00:31:31,983 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:31:31,983 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:536, output treesize:11 [2021-05-04 00:31:32,031 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:31:32,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:31:32,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 32] total 61 [2021-05-04 00:31:32,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323195936] [2021-05-04 00:31:32,031 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-05-04 00:31:32,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:31:32,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-05-04 00:31:32,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=3512, Unknown=0, NotChecked=0, Total=3660 [2021-05-04 00:31:32,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:31:32,032 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:31:32,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 61 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 61 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:31:32,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:31:32,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:31:32,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:31:32,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:31:32,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:31:32,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:31:32,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:31:32,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:31:32,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:31:32,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-05-04 00:31:32,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 00:31:32,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:31:34,196 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-05-04 00:31:34,672 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:31:36,133 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-05-04 00:31:36,702 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-05-04 00:31:37,406 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-04 00:31:39,110 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-05-04 00:31:39,716 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-05-04 00:31:40,526 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-04 00:31:41,241 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-05-04 00:31:42,981 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-04 00:31:43,601 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-04 00:31:44,434 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-04 00:31:45,207 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-04 00:31:45,852 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-05-04 00:31:47,469 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 00:31:48,135 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-04 00:31:49,052 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-04 00:31:49,941 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-04 00:31:50,832 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-04 00:31:51,549 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-04 00:31:53,210 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-05-04 00:31:53,856 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 00:31:54,756 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 00:31:55,626 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-04 00:31:56,597 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 00:31:57,434 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-04 00:31:58,133 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-05-04 00:31:59,780 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-05-04 00:32:00,432 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 00:32:01,373 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 00:32:02,254 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 00:32:03,244 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-04 00:32:04,239 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 00:32:05,515 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-04 00:32:06,311 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-04 00:32:08,174 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-04 00:32:08,851 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 00:32:09,795 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 00:32:10,777 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 00:32:11,727 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 00:32:12,762 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 00:32:13,705 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 00:32:14,536 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 00:32:15,331 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-04 00:32:17,053 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-04 00:32:17,802 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-04 00:32:18,797 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:32:19,752 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:32:20,695 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:32:21,712 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:32:22,770 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-04 00:32:23,702 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:32:24,619 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-04 00:32:25,392 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-04 00:32:27,202 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-05-04 00:32:27,989 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 00:32:28,989 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 00:32:30,026 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:32:30,994 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:32:32,064 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:32:33,041 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:32:34,043 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 00:32:35,011 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:32:36,030 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 00:32:36,970 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-05-04 00:32:38,994 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:32:39,950 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:32:41,011 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:32:42,064 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:32:43,051 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:32:44,112 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:32:45,165 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:32:46,181 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:32:47,183 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:32:48,227 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:32:49,319 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:32:50,268 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-04 00:32:52,246 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-05-04 00:32:53,133 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-05-04 00:32:54,321 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-05-04 00:32:55,340 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:32:56,331 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:32:57,318 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-05-04 00:32:58,345 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-05-04 00:32:59,413 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-05-04 00:33:00,474 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-05-04 00:33:01,501 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:33:02,568 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-05-04 00:33:03,620 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:33:04,484 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-04 00:33:06,320 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-05-04 00:33:07,204 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-05-04 00:33:08,071 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:33:09,140 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-05-04 00:33:10,362 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-05-04 00:33:11,508 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:33:12,662 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:33:13,729 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-05-04 00:33:14,767 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-05-04 00:33:15,833 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-05-04 00:33:16,911 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-05-04 00:33:18,045 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:33:19,240 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-05-04 00:33:20,313 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:33:21,364 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-05-04 00:33:25,015 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 163 DAG size of output: 101 [2021-05-04 00:33:26,842 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 166 DAG size of output: 104 [2021-05-04 00:33:29,027 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 166 DAG size of output: 104 [2021-05-04 00:33:31,221 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 166 DAG size of output: 104 [2021-05-04 00:33:33,570 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 166 DAG size of output: 104 [2021-05-04 00:33:35,971 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 229 DAG size of output: 167 [2021-05-04 00:33:38,471 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 229 DAG size of output: 167 [2021-05-04 00:33:40,965 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 229 DAG size of output: 167 [2021-05-04 00:33:43,633 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 229 DAG size of output: 167 [2021-05-04 00:33:46,021 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 229 DAG size of output: 167 [2021-05-04 00:33:48,577 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 229 DAG size of output: 167 [2021-05-04 00:33:51,005 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2021-05-04 00:33:53,386 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 229 DAG size of output: 167 [2021-05-04 00:33:55,746 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 229 DAG size of output: 167 [2021-05-04 00:33:57,380 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:33:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-05-04 00:33:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 00:33:58,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2021-05-04 00:33:58,735 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable471,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:33:58,735 INFO L428 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:33:58,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:33:58,735 INFO L82 PathProgramCache]: Analyzing trace with hash -1092293248, now seen corresponding path program 41 times [2021-05-04 00:33:58,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:33:58,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714765817] [2021-05-04 00:33:58,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:33:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:34:02,887 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 15 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:34:02,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714765817] [2021-05-04 00:34:02,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562938646] [2021-05-04 00:34:02,888 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:34:02,942 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-05-04 00:34:02,942 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:34:02,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 66 conjunts are in the unsatisfiable core [2021-05-04 00:34:02,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:34:08,693 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 8 treesize of output 6 [2021-05-04 00:34:08,704 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:34:08,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:34:08,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:34:08,730 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:34:08,740 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 8 treesize of output 6 [2021-05-04 00:34:08,749 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 00:34:08,762 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 5 [2021-05-04 00:34:08,772 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 00:34:08,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:34:08,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-05-04 00:34:08,793 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 00:34:08,802 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 5 [2021-05-04 00:34:08,811 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 00:34:09,019 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 12 [2021-05-04 00:34:09,021 INFO L628 ElimStorePlain]: treesize reduction 34, result has 37.0 percent of original size [2021-05-04 00:34:09,021 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:34:09,025 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-05-04 00:34:09,025 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:107, output treesize:20 [2021-05-04 00:34:09,511 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 15 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:34:09,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:34:09,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 49 [2021-05-04 00:34:09,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594856809] [2021-05-04 00:34:09,512 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-05-04 00:34:09,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:34:09,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-05-04 00:34:09,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=2227, Unknown=0, NotChecked=0, Total=2352 [2021-05-04 00:34:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:34:09,513 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:34:09,513 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 1.183673469387755) internal successors, (58), 49 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:34:09,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2021-05-04 00:34:09,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:34:10,270 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 19 [2021-05-04 00:34:10,867 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 21 [2021-05-04 00:34:11,328 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 22 [2021-05-04 00:34:11,856 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 25 [2021-05-04 00:34:21,774 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-05-04 00:34:22,598 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:23,212 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:23,830 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:24,449 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:25,013 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:25,541 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:26,113 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:26,690 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:27,187 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:27,670 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:28,235 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:28,709 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:29,192 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:29,654 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:30,146 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:30,585 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:31,190 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:31,636 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:32,167 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:32,586 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:33,064 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:33,614 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:34,077 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:34,616 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:35,151 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:35,647 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2021-05-04 00:34:36,173 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:36,892 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:37,501 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:34:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:34:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:34:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:34:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:34:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:34:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:34:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:34:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:34:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:34:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:34:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:34:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-05-04 00:34:37,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 00:34:37,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2021-05-04 00:34:37,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-05-04 00:34:37,920 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable515,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:34:37,920 INFO L428 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:34:37,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:34:37,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1659903812, now seen corresponding path program 42 times [2021-05-04 00:34:37,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:34:37,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414383360] [2021-05-04 00:34:37,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:34:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:34:42,720 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:34:42,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414383360] [2021-05-04 00:34:42,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074476469] [2021-05-04 00:34:42,720 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 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:34:42,779 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-05-04 00:34:42,779 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 00:34:42,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 66 conjunts are in the unsatisfiable core [2021-05-04 00:34:42,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:34:48,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:34:48,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-05-04 00:34:48,196 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:34:48,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-05-04 00:34:48,213 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 00:34:48,340 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 11 [2021-05-04 00:34:48,342 INFO L628 ElimStorePlain]: treesize reduction 27, result has 30.8 percent of original size [2021-05-04 00:34:48,342 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:34:48,346 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:34:48,346 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:12 [2021-05-04 00:34:48,735 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:34:48,736 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:34:48,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 49 [2021-05-04 00:34:48,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72622375] [2021-05-04 00:34:48,736 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-05-04 00:34:48,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:34:48,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-05-04 00:34:48,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=2227, Unknown=0, NotChecked=0, Total=2352 [2021-05-04 00:34:48,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:34:48,737 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:34:48,737 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 1.183673469387755) internal successors, (58), 49 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:34:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:34:48,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:34:48,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:34:48,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:34:48,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-05-04 00:34:48,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 00:34:48,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2021-05-04 00:34:48,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-05-04 00:34:48,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:35:01,364 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 17 [2021-05-04 00:35:07,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:35:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:35:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:35:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:35:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:35:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:35:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:35:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:35:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:35:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-05-04 00:35:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 00:35:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2021-05-04 00:35:07,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-05-04 00:35:07,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:35:07,222 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable522 [2021-05-04 00:35:07,222 INFO L428 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:35:07,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:35:07,222 INFO L82 PathProgramCache]: Analyzing trace with hash 81504374, now seen corresponding path program 43 times [2021-05-04 00:35:07,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:35:07,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29187907] [2021-05-04 00:35:07,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:35:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:35:09,147 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2021-05-04 00:35:10,058 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 22 [2021-05-04 00:35:10,746 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 24 [2021-05-04 00:35:11,241 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 26 [2021-05-04 00:35:12,080 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:12,887 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:13,489 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:14,272 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:14,997 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:15,707 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:16,470 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:17,238 WARN L205 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:18,079 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:18,713 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:19,452 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:20,049 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:20,682 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-05-04 00:35:21,348 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2021-05-04 00:35:21,873 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 10 [2021-05-04 00:35:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:35:21,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29187907] [2021-05-04 00:35:21,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [728356906] [2021-05-04 00:35:21,879 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 00:35:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 00:35:21,934 WARN L261 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 185 conjunts are in the unsatisfiable core [2021-05-04 00:35:21,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 00:35:22,538 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2021-05-04 00:35:23,071 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-05-04 00:35:23,631 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2021-05-04 00:35:24,202 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-05-04 00:35:24,781 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2021-05-04 00:35:25,391 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-05-04 00:35:26,019 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-05-04 00:35:26,640 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-04 00:35:27,267 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-04 00:35:27,986 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-04 00:35:28,734 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-05-04 00:35:29,477 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-04 00:35:30,256 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-04 00:35:31,100 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-05-04 00:35:32,148 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-05-04 00:35:34,801 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2021-05-04 00:35:36,210 WARN L205 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-05-04 00:35:37,809 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-05-04 00:35:39,268 WARN L205 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-05-04 00:35:40,768 WARN L205 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-05-04 00:35:42,345 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-05-04 00:35:43,818 WARN L205 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-05-04 00:35:45,214 WARN L205 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-05-04 00:35:46,742 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-05-04 00:35:48,211 WARN L205 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-05-04 00:35:49,634 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-05-04 00:35:51,112 WARN L205 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-05-04 00:35:52,695 WARN L205 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-05-04 00:35:54,217 WARN L205 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 162 [2021-05-04 00:35:55,792 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 162 [2021-05-04 00:35:56,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 00:35:56,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 00:35:56,839 INFO L244 Elim1Store]: Index analysis took 708 ms [2021-05-04 00:35:56,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 117 [2021-05-04 00:35:56,877 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 00:35:57,180 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 7 [2021-05-04 00:35:57,182 INFO L628 ElimStorePlain]: treesize reduction 393, result has 2.7 percent of original size [2021-05-04 00:35:57,182 INFO L518 ElimStorePlain]: Eliminatee array_2 vanished before elimination [2021-05-04 00:35:57,182 INFO L518 ElimStorePlain]: Eliminatee v_prenex_178 vanished before elimination [2021-05-04 00:35:57,182 INFO L518 ElimStorePlain]: Eliminatee v_prenex_179 vanished before elimination [2021-05-04 00:35:57,186 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 00:35:57,186 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:569, output treesize:11 [2021-05-04 00:35:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 00:35:57,820 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 00:35:57,820 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34] total 66 [2021-05-04 00:35:57,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424147150] [2021-05-04 00:35:57,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 66 states [2021-05-04 00:35:57,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 00:35:57,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-05-04 00:35:57,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=4129, Unknown=0, NotChecked=0, Total=4290 [2021-05-04 00:35:57,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:35:57,821 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 00:35:57,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 66 states, 66 states have (on average 1.1666666666666667) internal successors, (77), 66 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 00:35:57,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:35:57,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:35:57,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:35:57,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:35:57,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:35:57,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:35:57,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:35:57,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:35:57,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:35:57,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-05-04 00:35:57,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 00:35:57,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2021-05-04 00:35:57,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-05-04 00:35:57,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:35:57,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 00:36:00,383 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-05-04 00:36:01,028 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-05-04 00:36:03,029 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-05-04 00:36:03,806 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-05-04 00:36:04,706 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2021-05-04 00:36:06,534 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-04 00:36:07,378 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-04 00:36:08,410 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-04 00:36:09,315 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2021-05-04 00:36:11,333 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-04 00:36:12,242 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-04 00:36:13,395 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-04 00:36:14,419 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-04 00:36:15,339 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-05-04 00:36:17,374 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-04 00:36:18,313 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-04 00:36:19,582 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-04 00:36:20,805 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-04 00:36:21,889 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-04 00:36:22,866 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-05-04 00:36:24,984 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-05-04 00:36:25,896 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-04 00:36:27,062 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-04 00:36:28,250 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-04 00:36:29,512 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-04 00:36:30,651 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-05-04 00:36:31,572 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-05-04 00:36:33,579 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-04 00:36:34,514 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 00:36:35,630 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 00:36:36,832 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 00:36:38,160 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 00:36:39,298 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 00:36:40,432 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-04 00:36:41,379 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-04 00:36:43,546 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-04 00:36:44,477 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-04 00:36:45,636 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-04 00:36:46,800 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-04 00:36:47,994 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-04 00:36:49,138 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-04 00:36:50,476 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-04 00:36:51,645 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-04 00:36:52,665 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-04 00:36:54,758 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-05-04 00:36:55,650 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 00:36:56,773 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 00:36:58,001 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 00:36:59,178 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 00:37:00,277 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 00:37:01,408 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 00:37:02,617 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 00:37:03,739 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-05-04 00:37:04,757 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 00:37:06,855 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-05-04 00:37:07,799 WARN L205 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:37:08,980 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:37:10,109 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:37:11,407 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:37:12,560 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:37:13,886 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:37:15,065 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:37:16,171 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-05-04 00:37:17,281 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-05-04 00:37:18,264 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 00:37:20,433 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-05-04 00:37:21,399 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:37:22,621 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:37:23,801 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:37:25,014 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:37:26,144 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:37:27,281 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:37:28,598 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:37:29,894 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:37:31,081 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 00:37:32,312 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-05-04 00:37:33,348 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 00:37:35,502 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-05-04 00:37:36,582 WARN L205 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:37:37,797 WARN L205 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:37:38,959 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:37:40,209 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:37:41,434 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:37:42,706 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:37:43,949 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:37:45,143 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:37:46,412 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:37:47,606 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-05-04 00:37:48,844 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-05-04 00:37:49,857 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 00:37:52,064 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-05-04 00:37:53,155 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 00:37:54,383 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 00:37:55,569 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 00:37:56,878 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 00:37:58,188 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 00:37:59,502 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 00:38:00,733 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 00:38:02,032 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 00:38:03,325 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 00:38:04,565 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 00:38:05,811 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 00:38:07,069 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-05-04 00:38:08,171 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 00:38:10,191 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 96 [2021-05-04 00:38:11,227 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-05-04 00:38:12,259 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:13,635 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:14,857 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:16,088 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:17,312 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:18,568 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:19,766 WARN L205 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:21,085 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:22,410 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:23,756 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:24,976 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:26,217 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 00:38:27,501 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-05-04 00:38:28,595 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 00:38:31,868 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-05-04 00:38:33,825 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 178 DAG size of output: 170 [2021-05-04 00:38:36,390 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 245 DAG size of output: 177 [2021-05-04 00:38:39,249 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 245 DAG size of output: 176 [2021-05-04 00:38:41,772 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 245 DAG size of output: 177 [2021-05-04 00:38:44,475 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 245 DAG size of output: 176 [2021-05-04 00:38:47,121 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 245 DAG size of output: 176 [2021-05-04 00:38:49,913 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 245 DAG size of output: 176 [2021-05-04 00:38:52,519 WARN L205 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 177 [2021-05-04 00:38:54,820 WARN L205 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 177 [2021-05-04 00:38:57,208 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 245 DAG size of output: 177 [2021-05-04 00:38:59,467 WARN L205 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 177 [2021-05-04 00:39:01,883 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 245 DAG size of output: 176 [2021-05-04 00:39:04,118 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 245 DAG size of output: 177 [2021-05-04 00:39:06,689 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 245 DAG size of output: 176 [2021-05-04 00:39:08,345 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 101 [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 00:39:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-05-04 00:39:09,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 00:39:09,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 154 states. [2021-05-04 00:39:09,661 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable524 [2021-05-04 00:39:09,661 INFO L428 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 00:39:09,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 00:39:09,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1769416708, now seen corresponding path program 44 times [2021-05-04 00:39:09,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 00:39:09,661 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587484422] [2021-05-04 00:39:09,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 00:39:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-05-04 00:39:09,910 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable572 [2021-05-04 00:39:09,911 WARN L545 AbstractCegarLoop]: Verification canceled [2021-05-04 00:39:09,919 WARN L224 ceAbstractionStarter]: Timeout [2021-05-04 00:39:09,920 INFO L202 PluginConnector]: Adding new model array-int-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 12:39:09 BasicIcfg [2021-05-04 00:39:09,920 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-04 00:39:09,920 INFO L168 Benchmark]: Toolchain (without parser) took 877456.34 ms. Allocated memory was 388.0 MB in the beginning and 503.3 MB in the end (delta: 115.3 MB). Free memory was 367.3 MB in the beginning and 314.6 MB in the end (delta: 52.8 MB). Peak memory consumption was 168.2 MB. Max. memory is 16.0 GB. [2021-05-04 00:39:09,920 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 388.0 MB. Free memory was 368.5 MB in the beginning and 368.5 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-04 00:39:09,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.17 ms. Allocated memory is still 388.0 MB. Free memory was 367.3 MB in the beginning and 365.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-04 00:39:09,920 INFO L168 Benchmark]: Boogie Preprocessor took 10.58 ms. Allocated memory is still 388.0 MB. Free memory was 365.8 MB in the beginning and 364.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-04 00:39:09,920 INFO L168 Benchmark]: RCFGBuilder took 265.25 ms. Allocated memory is still 388.0 MB. Free memory was 364.7 MB in the beginning and 347.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-05-04 00:39:09,920 INFO L168 Benchmark]: TraceAbstraction took 877158.83 ms. Allocated memory was 388.0 MB in the beginning and 503.3 MB in the end (delta: 115.3 MB). Free memory was 347.3 MB in the beginning and 314.6 MB in the end (delta: 32.8 MB). Peak memory consumption was 149.3 MB. Max. memory is 16.0 GB. [2021-05-04 00:39:09,921 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 388.0 MB. Free memory was 368.5 MB in the beginning and 368.5 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 18.17 ms. Allocated memory is still 388.0 MB. Free memory was 367.3 MB in the beginning and 365.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 10.58 ms. Allocated memory is still 388.0 MB. Free memory was 365.8 MB in the beginning and 364.8 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 265.25 ms. Allocated memory is still 388.0 MB. Free memory was 364.7 MB in the beginning and 347.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 877158.83 ms. Allocated memory was 388.0 MB in the beginning and 503.3 MB in the end (delta: 115.3 MB). Free memory was 347.3 MB in the beginning and 314.6 MB in the end (delta: 32.8 MB). Peak memory consumption was 149.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 86, positive: 80, positive conditional: 0, positive unconditional: 80, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 74, positive: 68, positive conditional: 0, positive unconditional: 68, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 74, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 86, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 74, unknown conditional: 0, unknown unconditional: 74] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 163, Number of persistent set computation: 9617, Number of trivial persistent sets: 9613, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 86, positive: 80, positive conditional: 0, positive unconditional: 80, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 74, positive: 68, positive conditional: 0, positive unconditional: 68, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 74, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 86, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 74, unknown conditional: 0, unknown unconditional: 74] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 66). Cancelled while PartialOrderCegarLoop was analyzing trace of length 42 with TraceHistMax 16,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 40 interpolants. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 15 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 877068.7ms, OverallIterations: 47, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.9ms, PartialOrderReductionTime: 642616.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1604, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 254.2ms SsaConstructionTime, 1415.4ms SatisfiabilityAnalysisTime, 222559.3ms InterpolantComputationTime, 2279 NumberOfCodeBlocks, 2279 NumberOfCodeBlocksAsserted, 195 NumberOfCheckSat, 2189 ConstructedInterpolants, 180 QuantifiedInterpolants, 96063 SizeOfPredicates, 292 NumberOfNonLiveVariables, 6744 ConjunctsInSsa, 2641 ConjunctsInUnsatCore, 90 InterpolantComputations, 2 PerfectInterpolantSequences, 239/7679 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown